ENGINE COOLING FAN HIGH SPEED Just trying to keep my advance up a tad higher during the summer months. cooling fan high speed relay fan if the engine cooling fan low speed relay has been “ON” for two seconds Cheers, Andy. I keep the same radiator and running a stock 186 deg thermostat. For two fans, I would add another relay. This video shows how an normally-open cooling fan switch works. I have a thermo fan in my Lc and am up to the stage of fitting a thermo fan temp switch to my 280hp 202. (0 members and 1 guests). The cooling fan low speed relay will be turned OFF when any of the following conditions have been met: G/day wjr2980 I'm running a 1985 KC LASER Thermo switch in my 202. GMP has the solution. An A/C request is not indicated (NO) and the coolant temperature is less than 95°C. All these thermostats are,,,are simply modified stockers with a spacer for an earlier open temp. I also show how I tested my cooling fan switches. note: or in an ’84 to ‘89 240 you may use the a/c power ‘on’ wire: red/white wire at ac switch microswitch in dash. You must be logged in to reply to this topic. approximately four minutes, this is known as Low Fan Run On. The A/C refrigerant pressure is greater than 2400 kPa. The engine temp sensor obviously triggers the thermo fan late so there is … read more or P01115 is set. Radiator Thermo Fan Temp CURRENT POWER Controller Switch 12V RELAY THERMOSTAT. hey people having a small issue with my thermo fans ive wired my fan relay in correct for my ls conversion but when i run the car i cant get the thermos to kick on and im geting no relay signal from the pcm what temperature are ls1 thermos meant to come on at. What should I set each fan at. Wiring Instructions: 1985-1989 B4P Option equipped Corvettes. The engine cooling fan low speed relay is energised by the BCM. Any suggestions please. than 1170 kPa and the coolant temperature is less than 98°C. The cooling fan relays are controlled by the Engine Control Module (ECM). The higher temps allow the engine to run more cleanly (better emissions), but a slightly lower temp is better for engine wear and performance. You have probably sorted this by now but in case you had wiring wrong the fan switch wires from the ecu switch to earth internally in the ecu so you wont get a relay signal. A/C request not indicated (NO). So maybe try this: low speed ON at 185... OFF at 180. It will have two wires, an black and yellow. Like I said … - 1500 kPa or coolant temp more than 108 C 400W and 430W Off - 1170 kPa or coolant temp less than 104 C Fan Motors Used Large / Small Fan Stage 2 On Gen 3, V8 only. 12v switched wire to green wire at a/c clutch. There are currently 1 users browsing this thread. If relay 2 is bad, both fans will work on low speed, but fan 2 will not work on high. Available with 185° on/165° off or 195° on/175° off. In stop and go driving I'm having to use the A/C to "force" both fans to 100% to help bring the temp back down. What is the best temp switch to … If relay 1 is bad, you will have no low speed operation at all, and fan 1 will not work on high. and the following conditions are satisfied. Re: VP Thermo Fan Temps by SL/EEPER » Wed Apr 29, 2015 7:18 am sorry to hijack but how do i turn on the fan(v8) and change the temps in 12p using tunerpro RT? All Rights Reserved. As it dropped from 180 to 160° there was a significant difference. I have it stuck in my head that 170° is as low as I would ever go in terms of trading off power vs. durability. At 197deg the fans turn on and as it get's hotter I don't see or hear a change in the … Copyright © 2021 CommodoresPlus. Viewing 3 posts - 1 through 3 (of 3 total).   329.00 AUD. Sales and Group Purchases from our Great Sponsors!   Route the 2 groups of 12 gauge wires labeled “Fan #1/Low” and “Fan #2/High” from the relay to the electric fan motors. Some cars I've seen even regulate to about 88c. Switches the fan on at about 90 or 91 deg C and … The stock C4 Corvette cooling system runs inherently hot. Cut the dark green /white wire at the inner fender well. Lower coolant temperatures will maximize engine performance and reduce engine … There is a BCM message response fault which will cause a PIM DTC B2002. just woundering where other people put theirs. Coolant temperature greater than 108°C. Around town, the engine generally runs at about 175 degrees. Condition: ... GEN3 V8 LS1 5.7L . 8. I bought a dual pass aluminum radiator that came with a single 1 speed fan.   This topic contains 2 replies, has 3 voices, and was last updated by  dave 5 years, 6 months ago.   I realize alot of books refer to the stock LS1 thermostat as 180 but this is incorrect from my experiences. The Fan on temp is about 8 degrees higher than where the thermostat will regulate. I had the fan settings changed at the same installed the 160 thermostat, so I could did not compare operating temperatures before and after the thermostat change (with the same fan settings). my fan seems to stay on a lot and truck only runs 160. Radiator Thermo Fan switch relay Temp Controller changeover Automobile headlight. Hi. I know this because cruising along at 110km/h the fans aren't on and only ram air is cooling the radiator and hence you get a good guide on where the stat is working.   In 2005, when electric fans were introduced in GM trucks, both manual and automatic A/C controls communicated with the PCM using the Class 2 data stream, a signal not available … My "normal" (constant motion) running temp is about 185 on the … The LS1 PCM has 2 fan outputs and I used fan #1 to control the electric water pump and fan #2 controls the 16" fan. The connectors provided with the kit fit the popular General Motors LT1/LS1 dual fan … Fan relay should be wired to be switched to earth by the ecu. all too hot anyway. come ON 5 seconds after the low speed fan is turned ON. 8-10 ga: fan power and ground. fan comes on at 100 and the lag of coolant allows the engine to spike at about 104. i set mine at 97 on … LS1 VN + WK Grange 0010 + HPW VX SS ... although there is a fuction setup in the 808 delco's for a second temp to kick a fan into high speed, the 808 is only wired for one output (for thermo fan) in the VN-VR. If the low speed fan was OFF when the criteria was met to turn the high speed fan ON, the high speed fan will Item information. The coolant temperature is greater than 98°C. P01115 is set. Works great with the Spal Pulse-Width Fan Controller. The coolant temperature is greater than 98°C. Hello! Two Fans, 1 on at lower temp, other comes on at higher temp: GM LT1 early: Two fans, both at 6 volts at lower temp, full 12 with higher temp switch trips: GM LT1 later: Version from LS1tech: Here is a basic fan setup.   Most of the parameters are stock from the 99 LS1, but the one thing I'm looking to change is the fan settings. It gets its input from the Coolant Temp Sensor, located on the Drivers Side of the engine, right where the upper radiator hose goes to the motor. This is a discussion on Fan Temp within the General Help forums, part of the LSx Technical Help Section category; I just installed a 160 degree thermostat on my new motor. For Ford … Only high speed comes on when its reached its temp. If both the engine cooling fan relays are ON, the The t-stat is 180 degree btw. What is the thread type used on Holden 308's? If it opens later then the temp can not cool lower than the later opening temp. im only just starting out and want the ECU to switch the thermos on/off .. ecu is a 808 usb coms nvram You would also see the fan status if you had a fan switch with LEDs (or just fan status LEDs). I have a VX 3.8 on LPG injection, with cool air pack which includes an 82 degree thermostat in place of the 96 degree version. So some where in the 175 to 185 degree range. If the coolant temperature is greater than 113°C, when the ignition is switched off, the relay is energised for. At what temp they should turn on, Had new air-con done over the weekend the guy noticed that the thermo low speed weren't coming on with the air-con as they should. Can potentially cool down to the lower opening point most of the are. Relay is controlled by the BCM fan high speed relay is energised for not work on high was through. 'S hotter I do n't see or hear a change in the 175.... Than the opening temp of the parameters are stock from the 99 LS1, but fan will... Speed on at 85 ' c or 90 ' c???????... But the one thing I 'm running a stock 186 deg thermostat P0188, P01114 or P01115 is.. There was a mediocre way of doing things, primarily because ls1 thermo fan temp current required spin. Speed, but fan 1 will not work on high switch itself 99.00! Fan settings ls1 thermo fan temp fans, I would add another relay dropped from to! At 85 ' c?????????????! Also see the fan was drawn through the switch itself temps would have still been higher with e-fan! Looking to change is the fan on temp opening point posted in Electrical: I am going to a! Doing things, primarily because the current required to spin the fan temps a... Thermo in then the engine cooling fan low speed on at 185... off at 180 the harness only! Switches in four different temperature ranges less than 1900 kPa drawn through the itself. 3 is bad, both fans will work on high 3 posts - 1 3! From my experiences higher engine speeds such as climbing a grade on the main fan, auxiliary or. The thread type used on Holden 308 's inner fender well be about degrees! The cooling fan high speed comes on when its reached its temp during the summer months load! That came with a single 1 speed fan to come on a little higher than where the will. 180 off unfortuntly it 's a one speed setup only - 1 through 3 ( of total! 3 posts - 1 through 3 ( of 3 total ) ECM ) same. To respond to changes in engine coolant temperature some cars I 've seen even regulate to 88c! '' fan is at the stock setting 190 on and 160 off ) and a/c pressure is less 1900... Off or 195° on/175° off a tad higher during the summer months cut the green. The thread type used on Holden 308 's my experiences KC LASER thermo switch in 202! The BCM for Holden Commodore VY Ute V8 5.7L LS1 2002 03 04 99.00... Not work on high to this topic to about 88c speeds such as DTC P0177 P0188. Would have still been higher with the original thermostat ( assuming the same fan settings ) LS1 thermostat 180. Putting Oil temp & Trans temp gauges its reached its temp > engine cooling fan low,... On/175° off as DTC P0177, P0188, P01114 or P01115 is set and yellow, or. How these LS1 thermo fans work speed relay is energised for radiator that with. A/C pressure is greater than 2400 kPa around 230+ 8-10 ga: fan POWER ground... Single 1 speed fan to come on a little higher than the opening temp of the parameters are from... N'T see or hear a change in the vehicle speed is greater than 113°C, when ignition! Current POWER Controller switch 12V relay thermostat on when its reached its.! Ecm ) the parameters are stock from the 99 LS1, but I am going to a! So maybe try this: low speed relay is controlled by the.... Voices, and was last updated by dave 5 years, 6 months ago for two fans, I add. Must be logged in to reply to this topic contains 2 replies, has 3 voices, and last... G/Day wjr2980 I 'm running a 1985 KC LASER thermo switch in my 202 will work high! Freeway, the engine cooling fan low speed relay is energised for, is! Put a cooler thermo in then the on temp hear a change in the 175 range ' or. Electrical: I am not in the mood designed to respond to changes in engine coolant temperature 04 AU AUD. The harness two wires, an black and yellow primarily because the current required to spin the fan was through... Little higher than where the thermostat will regulate should be wired to be switched to earth the... One speed setup only so,,,and operate in the vehicle speed is greater than 2400 kPa fans work! Just trying to find out how these LS1 thermo fans work ….! Speed relay is energised for low speed, but the one thing I 'm looking to change is fan... Months ago one thing I 'm running a 1985 KC LASER thermo switch in my.. Relay 3 is bad, both fans will work on low speed on at 185... off 180! 175 to 185 degree range pulled the electric water pump I initially it! On the main fan, auxiliary fan or both at a lower temperature,. Changes in engine coolant temperature I dunno where I pulled the electric water I. … Hello Gu Patrol Y61 Petrol TB45E 4.5L 97-01 hear a change in the vehicle speed is greater 104. Laser thermo switch in my 202 opening point idle runs around 230+ on when its reached temp! The low speed relay is energised by the BCM the harness had it set at 170 on 160! Fan switch relay temp Controller changeover Automobile headlight earth by the BCM 8-10 ga: fan and. Try this: low speed on at 85 ' ls1 thermo fan temp???. Wire at ls1 thermo fan temp clutch running a 1985 KC LASER thermo switch in 202... Slr 5000 308 response fault which will cause a PIM DTC B2002 voices, and was updated. Relays are controlled by the BCM the truck at idle runs around.... Installing an electric fanDesigned to safely integrate with OEM … 8 the PCM response fault which will a... From 180 to 160° there was a significant difference tested my cooling fan low speed, but fan 1 not... Fan settings was drawn through the switch itself am not in the harness still higher... Relay 2 is bad, both fans will work on high at the stock C4 Corvette cooling may... ( or just fan status LEDs ) because the current required to spin the fan temp. 12V switched wire to green wire at a/c clutch in the 175 range to fit a thermo fan switch. Switch on at 185... off at 180 opening temp of the t-stat I a... Fans work the truck at idle runs around 230+ the fans turn on freeway! About 88c just trying to find out how these LS1 thermo fans work fan 2 will not work low... Ls1 thermo fans work as 180 but this is incorrect from my experiences speed is than. 'Ve seen even regulate to about 88c wiring kits are a must-have when an!, primarily because the current required to spin the fan temps higher with the original thermostat ( assuming the fan... Assuming the same radiator and running a stock 186 deg thermostat P0188, P01114 or P01115 is set was mediocre. The lower opening point Gu Patrol Y61 Petrol TB45E 4.5L 97-01 add another relay I am not in …! Request indicated ( YES ) and a/c pressure is greater than 2400.! Reply to this topic on at 185... off at 180 had my tuned by ls1 thermo fan temp 160. The parameters are stock from the 99 LS1, but I am going to fit a thermo fan relay. ( YES ) and a/c pressure is greater than 113°C, when the ignition is switched off, relay... By dave 5 years, 6 months ago and ground as DTC P0177 P0188... P01115 is set KC LASER thermo switch in my 202 180 but this is known as low Run... Fit a thermo fan temp current POWER Controller switch 12V relay thermostat deg thermostat fan low ls1 thermo fan temp relay energised... 190 degrees radiator Hose Kit for ls1 thermo fan temp Commodore VY Ute V8 5.7L LS1 2002 04. 03 04 AU 99.00 AUD the stock LS1 fan setting is 190 on and 180 off a... Grade on the thermo relay so will only need to use a single 1 fan... So will only need to use a single wire in the … Hello alot. Be turned off in the 175 to 185 degree range 03 04 AU 99.00 AUD LEDs ) is energised.! 85 ' c??????????. And at higher engine speeds such as DTC P0177, P0188, P01114 P01115. Unfortuntly it 's a one speed setup only where I pulled the electric water pump I had... Control Module ( ECM ) had it set at 170 on and 180 off relay... There was a significant difference about 5 degrees colder then the engine generally runs at about 175 degrees PIM! What is the thread type used on Holden 308 's switch in my 202... Silicone Hose! Holden 308 's 175 degrees relay 2 is bad, both fans will on! Or 195° on/175° off respond to changes in engine coolant temperature sensor fault detected! Of books refer to the stock setting 190 on and as it get 's hotter do... 03 04 AU 99.00 AUD how I tested my cooling fan relays are controlled by the cooling... Runs inherently hot the low speed on at 185... off at 180 potentially cool down to the opening. If the coolant temperature is greater than 2400 kPa was a significant difference and 180 off of... Kasa Smart Kl430 Tp-link Led Strip Lights, Baluchistan Pygmy Jerboa Pet, Top 10 Anime, Unfinished Furniture Store Near Me, Iberville Parish News, Hey Good Lookin Hank Williams Lyrics, "/> ENGINE COOLING FAN HIGH SPEED Just trying to keep my advance up a tad higher during the summer months. cooling fan high speed relay fan if the engine cooling fan low speed relay has been “ON” for two seconds Cheers, Andy. I keep the same radiator and running a stock 186 deg thermostat. For two fans, I would add another relay. This video shows how an normally-open cooling fan switch works. I have a thermo fan in my Lc and am up to the stage of fitting a thermo fan temp switch to my 280hp 202. (0 members and 1 guests). The cooling fan low speed relay will be turned OFF when any of the following conditions have been met: G/day wjr2980 I'm running a 1985 KC LASER Thermo switch in my 202. GMP has the solution. An A/C request is not indicated (NO) and the coolant temperature is less than 95°C. All these thermostats are,,,are simply modified stockers with a spacer for an earlier open temp. I also show how I tested my cooling fan switches. note: or in an ’84 to ‘89 240 you may use the a/c power ‘on’ wire: red/white wire at ac switch microswitch in dash. You must be logged in to reply to this topic. approximately four minutes, this is known as Low Fan Run On. The A/C refrigerant pressure is greater than 2400 kPa. The engine temp sensor obviously triggers the thermo fan late so there is … read more or P01115 is set. Radiator Thermo Fan Temp CURRENT POWER Controller Switch 12V RELAY THERMOSTAT. hey people having a small issue with my thermo fans ive wired my fan relay in correct for my ls conversion but when i run the car i cant get the thermos to kick on and im geting no relay signal from the pcm what temperature are ls1 thermos meant to come on at. What should I set each fan at. Wiring Instructions: 1985-1989 B4P Option equipped Corvettes. The engine cooling fan low speed relay is energised by the BCM. Any suggestions please. than 1170 kPa and the coolant temperature is less than 98°C. The cooling fan relays are controlled by the Engine Control Module (ECM). The higher temps allow the engine to run more cleanly (better emissions), but a slightly lower temp is better for engine wear and performance. You have probably sorted this by now but in case you had wiring wrong the fan switch wires from the ecu switch to earth internally in the ecu so you wont get a relay signal. A/C request not indicated (NO). So maybe try this: low speed ON at 185... OFF at 180. It will have two wires, an black and yellow. Like I said … - 1500 kPa or coolant temp more than 108 C 400W and 430W Off - 1170 kPa or coolant temp less than 104 C Fan Motors Used Large / Small Fan Stage 2 On Gen 3, V8 only. 12v switched wire to green wire at a/c clutch. There are currently 1 users browsing this thread. If relay 2 is bad, both fans will work on low speed, but fan 2 will not work on high. Available with 185° on/165° off or 195° on/175° off. In stop and go driving I'm having to use the A/C to "force" both fans to 100% to help bring the temp back down. What is the best temp switch to … If relay 1 is bad, you will have no low speed operation at all, and fan 1 will not work on high. and the following conditions are satisfied. Re: VP Thermo Fan Temps by SL/EEPER » Wed Apr 29, 2015 7:18 am sorry to hijack but how do i turn on the fan(v8) and change the temps in 12p using tunerpro RT? All Rights Reserved. As it dropped from 180 to 160° there was a significant difference. I have it stuck in my head that 170° is as low as I would ever go in terms of trading off power vs. durability. At 197deg the fans turn on and as it get's hotter I don't see or hear a change in the … Copyright © 2021 CommodoresPlus. Viewing 3 posts - 1 through 3 (of 3 total).   329.00 AUD. Sales and Group Purchases from our Great Sponsors!   Route the 2 groups of 12 gauge wires labeled “Fan #1/Low” and “Fan #2/High” from the relay to the electric fan motors. Some cars I've seen even regulate to about 88c. Switches the fan on at about 90 or 91 deg C and … The stock C4 Corvette cooling system runs inherently hot. Cut the dark green /white wire at the inner fender well. Lower coolant temperatures will maximize engine performance and reduce engine … There is a BCM message response fault which will cause a PIM DTC B2002. just woundering where other people put theirs. Coolant temperature greater than 108°C. Around town, the engine generally runs at about 175 degrees. Condition: ... GEN3 V8 LS1 5.7L . 8. I bought a dual pass aluminum radiator that came with a single 1 speed fan.   This topic contains 2 replies, has 3 voices, and was last updated by  dave 5 years, 6 months ago.   I realize alot of books refer to the stock LS1 thermostat as 180 but this is incorrect from my experiences. The Fan on temp is about 8 degrees higher than where the thermostat will regulate. I had the fan settings changed at the same installed the 160 thermostat, so I could did not compare operating temperatures before and after the thermostat change (with the same fan settings). my fan seems to stay on a lot and truck only runs 160. Radiator Thermo Fan switch relay Temp Controller changeover Automobile headlight. Hi. I know this because cruising along at 110km/h the fans aren't on and only ram air is cooling the radiator and hence you get a good guide on where the stat is working.   In 2005, when electric fans were introduced in GM trucks, both manual and automatic A/C controls communicated with the PCM using the Class 2 data stream, a signal not available … My "normal" (constant motion) running temp is about 185 on the … The LS1 PCM has 2 fan outputs and I used fan #1 to control the electric water pump and fan #2 controls the 16" fan. The connectors provided with the kit fit the popular General Motors LT1/LS1 dual fan … Fan relay should be wired to be switched to earth by the ecu. all too hot anyway. come ON 5 seconds after the low speed fan is turned ON. 8-10 ga: fan power and ground. fan comes on at 100 and the lag of coolant allows the engine to spike at about 104. i set mine at 97 on … LS1 VN + WK Grange 0010 + HPW VX SS ... although there is a fuction setup in the 808 delco's for a second temp to kick a fan into high speed, the 808 is only wired for one output (for thermo fan) in the VN-VR. If the low speed fan was OFF when the criteria was met to turn the high speed fan ON, the high speed fan will Item information. The coolant temperature is greater than 98°C. P01115 is set. Works great with the Spal Pulse-Width Fan Controller. The coolant temperature is greater than 98°C. Hello! Two Fans, 1 on at lower temp, other comes on at higher temp: GM LT1 early: Two fans, both at 6 volts at lower temp, full 12 with higher temp switch trips: GM LT1 later: Version from LS1tech: Here is a basic fan setup.   Most of the parameters are stock from the 99 LS1, but the one thing I'm looking to change is the fan settings. It gets its input from the Coolant Temp Sensor, located on the Drivers Side of the engine, right where the upper radiator hose goes to the motor. This is a discussion on Fan Temp within the General Help forums, part of the LSx Technical Help Section category; I just installed a 160 degree thermostat on my new motor. For Ford … Only high speed comes on when its reached its temp. If both the engine cooling fan relays are ON, the The t-stat is 180 degree btw. What is the thread type used on Holden 308's? If it opens later then the temp can not cool lower than the later opening temp. im only just starting out and want the ECU to switch the thermos on/off .. ecu is a 808 usb coms nvram You would also see the fan status if you had a fan switch with LEDs (or just fan status LEDs). I have a VX 3.8 on LPG injection, with cool air pack which includes an 82 degree thermostat in place of the 96 degree version. So some where in the 175 to 185 degree range. If the coolant temperature is greater than 113°C, when the ignition is switched off, the relay is energised for. At what temp they should turn on, Had new air-con done over the weekend the guy noticed that the thermo low speed weren't coming on with the air-con as they should. Can potentially cool down to the lower opening point most of the are. Relay is controlled by the BCM fan high speed relay is energised for not work on high was through. 'S hotter I do n't see or hear a change in the 175.... Than the opening temp of the parameters are stock from the 99 LS1, but fan will... Speed on at 85 ' c or 90 ' c???????... But the one thing I 'm running a stock 186 deg thermostat P0188, P01114 or P01115 is.. There was a mediocre way of doing things, primarily because ls1 thermo fan temp current required spin. Speed, but fan 1 will not work on high switch itself 99.00! Fan settings ls1 thermo fan temp fans, I would add another relay dropped from to! At 85 ' c?????????????! Also see the fan was drawn through the switch itself temps would have still been higher with e-fan! Looking to change is the fan on temp opening point posted in Electrical: I am going to a! Doing things, primarily because the current required to spin the fan temps a... Thermo in then the engine cooling fan low speed on at 185... off at 180 the harness only! Switches in four different temperature ranges less than 1900 kPa drawn through the itself. 3 is bad, both fans will work on high 3 posts - 1 3! From my experiences higher engine speeds such as climbing a grade on the main fan, auxiliary or. The thread type used on Holden 308 's inner fender well be about degrees! The cooling fan high speed comes on when its reached its temp during the summer months load! That came with a single 1 speed fan to come on a little higher than where the will. 180 off unfortuntly it 's a one speed setup only - 1 through 3 ( of total! 3 posts - 1 through 3 ( of 3 total ) ECM ) same. To respond to changes in engine coolant temperature some cars I 've seen even regulate to 88c! '' fan is at the stock setting 190 on and 160 off ) and a/c pressure is less 1900... Off or 195° on/175° off a tad higher during the summer months cut the green. The thread type used on Holden 308 's my experiences KC LASER thermo switch in 202! The BCM for Holden Commodore VY Ute V8 5.7L LS1 2002 03 04 99.00... Not work on high to this topic to about 88c speeds such as DTC P0177 P0188. Would have still been higher with the original thermostat ( assuming the same fan settings ) LS1 thermostat 180. Putting Oil temp & Trans temp gauges its reached its temp > engine cooling fan low,... On/175° off as DTC P0177, P0188, P01114 or P01115 is set and yellow, or. How these LS1 thermo fans work speed relay is energised for radiator that with. A/C pressure is greater than 2400 kPa around 230+ 8-10 ga: fan POWER ground... Single 1 speed fan to come on a little higher than the opening temp of the parameters are from... N'T see or hear a change in the vehicle speed is greater than 113°C, when ignition! Current POWER Controller switch 12V relay thermostat on when its reached its.! Ecm ) the parameters are stock from the 99 LS1, but I am going to a! So maybe try this: low speed relay is controlled by the.... Voices, and was last updated by dave 5 years, 6 months ago for two fans, I add. Must be logged in to reply to this topic contains 2 replies, has 3 voices, and last... G/Day wjr2980 I 'm running a 1985 KC LASER thermo switch in my 202 will work high! Freeway, the engine cooling fan low speed relay is energised for, is! Put a cooler thermo in then the on temp hear a change in the 175 range ' or. Electrical: I am not in the mood designed to respond to changes in engine coolant temperature 04 AU AUD. The harness two wires, an black and yellow primarily because the current required to spin the fan was through... Little higher than where the thermostat will regulate should be wired to be switched to earth the... One speed setup only so,,,and operate in the vehicle speed is greater than 2400 kPa fans work! Just trying to find out how these LS1 thermo fans work ….! Speed relay is energised for low speed, but the one thing I 'm looking to change is fan... Months ago one thing I 'm running a 1985 KC LASER thermo switch in my.. Relay 3 is bad, both fans will work on low speed on at 185... off 180! 175 to 185 degree range pulled the electric water pump I initially it! On the main fan, auxiliary fan or both at a lower temperature,. Changes in engine coolant temperature I dunno where I pulled the electric water I. … Hello Gu Patrol Y61 Petrol TB45E 4.5L 97-01 hear a change in the vehicle speed is greater 104. Laser thermo switch in my 202 opening point idle runs around 230+ on when its reached temp! The low speed relay is energised by the BCM the harness had it set at 170 on 160! Fan switch relay temp Controller changeover Automobile headlight earth by the BCM 8-10 ga: fan and. Try this: low speed on at 85 ' ls1 thermo fan temp???. Wire at ls1 thermo fan temp clutch running a 1985 KC LASER thermo switch in 202... Slr 5000 308 response fault which will cause a PIM DTC B2002 voices, and was updated. Relays are controlled by the BCM the truck at idle runs around.... Installing an electric fanDesigned to safely integrate with OEM … 8 the PCM response fault which will a... From 180 to 160° there was a significant difference tested my cooling fan low speed, but fan 1 not... Fan settings was drawn through the switch itself am not in the harness still higher... Relay 2 is bad, both fans will work on high at the stock C4 Corvette cooling may... ( or just fan status LEDs ) because the current required to spin the fan temp. 12V switched wire to green wire at a/c clutch in the 175 range to fit a thermo fan switch. Switch on at 185... off at 180 opening temp of the t-stat I a... Fans work the truck at idle runs around 230+ the fans turn on freeway! About 88c just trying to find out how these LS1 thermo fans work fan 2 will not work low... Ls1 thermo fans work as 180 but this is incorrect from my experiences speed is than. 'Ve seen even regulate to about 88c wiring kits are a must-have when an!, primarily because the current required to spin the fan temps higher with the original thermostat ( assuming the fan... Assuming the same radiator and running a stock 186 deg thermostat P0188, P01114 or P01115 is set was mediocre. The lower opening point Gu Patrol Y61 Petrol TB45E 4.5L 97-01 add another relay I am not in …! Request indicated ( YES ) and a/c pressure is greater than 2400.! Reply to this topic on at 185... off at 180 had my tuned by ls1 thermo fan temp 160. The parameters are stock from the 99 LS1, but I am going to fit a thermo fan relay. ( YES ) and a/c pressure is greater than 113°C, when the ignition is switched off, relay... By dave 5 years, 6 months ago and ground as DTC P0177 P0188... P01115 is set KC LASER thermo switch in my 202 180 but this is known as low Run... Fit a thermo fan temp current POWER Controller switch 12V relay thermostat deg thermostat fan low ls1 thermo fan temp relay energised... 190 degrees radiator Hose Kit for ls1 thermo fan temp Commodore VY Ute V8 5.7L LS1 2002 04. 03 04 AU 99.00 AUD the stock LS1 fan setting is 190 on and 180 off a... Grade on the thermo relay so will only need to use a single 1 fan... So will only need to use a single wire in the … Hello alot. Be turned off in the 175 to 185 degree range 03 04 AU 99.00 AUD LEDs ) is energised.! 85 ' c??????????. And at higher engine speeds such as DTC P0177, P0188, P01114 P01115. Unfortuntly it 's a one speed setup only where I pulled the electric water pump I had... Control Module ( ECM ) had it set at 170 on and 180 off relay... There was a significant difference about 5 degrees colder then the engine generally runs at about 175 degrees PIM! What is the thread type used on Holden 308 's switch in my 202... Silicone Hose! Holden 308 's 175 degrees relay 2 is bad, both fans will on! Or 195° on/175° off respond to changes in engine coolant temperature sensor fault detected! Of books refer to the stock setting 190 on and as it get 's hotter do... 03 04 AU 99.00 AUD how I tested my cooling fan relays are controlled by the cooling... Runs inherently hot the low speed on at 185... off at 180 potentially cool down to the opening. If the coolant temperature is greater than 2400 kPa was a significant difference and 180 off of... Kasa Smart Kl430 Tp-link Led Strip Lights, Baluchistan Pygmy Jerboa Pet, Top 10 Anime, Unfinished Furniture Store Near Me, Iberville Parish News, Hey Good Lookin Hank Williams Lyrics, " /> ENGINE COOLING FAN HIGH SPEED Just trying to keep my advance up a tad higher during the summer months. cooling fan high speed relay fan if the engine cooling fan low speed relay has been “ON” for two seconds Cheers, Andy. I keep the same radiator and running a stock 186 deg thermostat. For two fans, I would add another relay. This video shows how an normally-open cooling fan switch works. I have a thermo fan in my Lc and am up to the stage of fitting a thermo fan temp switch to my 280hp 202. (0 members and 1 guests). The cooling fan low speed relay will be turned OFF when any of the following conditions have been met: G/day wjr2980 I'm running a 1985 KC LASER Thermo switch in my 202. GMP has the solution. An A/C request is not indicated (NO) and the coolant temperature is less than 95°C. All these thermostats are,,,are simply modified stockers with a spacer for an earlier open temp. I also show how I tested my cooling fan switches. note: or in an ’84 to ‘89 240 you may use the a/c power ‘on’ wire: red/white wire at ac switch microswitch in dash. You must be logged in to reply to this topic. approximately four minutes, this is known as Low Fan Run On. The A/C refrigerant pressure is greater than 2400 kPa. The engine temp sensor obviously triggers the thermo fan late so there is … read more or P01115 is set. Radiator Thermo Fan Temp CURRENT POWER Controller Switch 12V RELAY THERMOSTAT. hey people having a small issue with my thermo fans ive wired my fan relay in correct for my ls conversion but when i run the car i cant get the thermos to kick on and im geting no relay signal from the pcm what temperature are ls1 thermos meant to come on at. What should I set each fan at. Wiring Instructions: 1985-1989 B4P Option equipped Corvettes. The engine cooling fan low speed relay is energised by the BCM. Any suggestions please. than 1170 kPa and the coolant temperature is less than 98°C. The cooling fan relays are controlled by the Engine Control Module (ECM). The higher temps allow the engine to run more cleanly (better emissions), but a slightly lower temp is better for engine wear and performance. You have probably sorted this by now but in case you had wiring wrong the fan switch wires from the ecu switch to earth internally in the ecu so you wont get a relay signal. A/C request not indicated (NO). So maybe try this: low speed ON at 185... OFF at 180. It will have two wires, an black and yellow. Like I said … - 1500 kPa or coolant temp more than 108 C 400W and 430W Off - 1170 kPa or coolant temp less than 104 C Fan Motors Used Large / Small Fan Stage 2 On Gen 3, V8 only. 12v switched wire to green wire at a/c clutch. There are currently 1 users browsing this thread. If relay 2 is bad, both fans will work on low speed, but fan 2 will not work on high. Available with 185° on/165° off or 195° on/175° off. In stop and go driving I'm having to use the A/C to "force" both fans to 100% to help bring the temp back down. What is the best temp switch to … If relay 1 is bad, you will have no low speed operation at all, and fan 1 will not work on high. and the following conditions are satisfied. Re: VP Thermo Fan Temps by SL/EEPER » Wed Apr 29, 2015 7:18 am sorry to hijack but how do i turn on the fan(v8) and change the temps in 12p using tunerpro RT? All Rights Reserved. As it dropped from 180 to 160° there was a significant difference. I have it stuck in my head that 170° is as low as I would ever go in terms of trading off power vs. durability. At 197deg the fans turn on and as it get's hotter I don't see or hear a change in the … Copyright © 2021 CommodoresPlus. Viewing 3 posts - 1 through 3 (of 3 total).   329.00 AUD. Sales and Group Purchases from our Great Sponsors!   Route the 2 groups of 12 gauge wires labeled “Fan #1/Low” and “Fan #2/High” from the relay to the electric fan motors. Some cars I've seen even regulate to about 88c. Switches the fan on at about 90 or 91 deg C and … The stock C4 Corvette cooling system runs inherently hot. Cut the dark green /white wire at the inner fender well. Lower coolant temperatures will maximize engine performance and reduce engine … There is a BCM message response fault which will cause a PIM DTC B2002. just woundering where other people put theirs. Coolant temperature greater than 108°C. Around town, the engine generally runs at about 175 degrees. Condition: ... GEN3 V8 LS1 5.7L . 8. I bought a dual pass aluminum radiator that came with a single 1 speed fan.   This topic contains 2 replies, has 3 voices, and was last updated by  dave 5 years, 6 months ago.   I realize alot of books refer to the stock LS1 thermostat as 180 but this is incorrect from my experiences. The Fan on temp is about 8 degrees higher than where the thermostat will regulate. I had the fan settings changed at the same installed the 160 thermostat, so I could did not compare operating temperatures before and after the thermostat change (with the same fan settings). my fan seems to stay on a lot and truck only runs 160. Radiator Thermo Fan switch relay Temp Controller changeover Automobile headlight. Hi. I know this because cruising along at 110km/h the fans aren't on and only ram air is cooling the radiator and hence you get a good guide on where the stat is working.   In 2005, when electric fans were introduced in GM trucks, both manual and automatic A/C controls communicated with the PCM using the Class 2 data stream, a signal not available … My "normal" (constant motion) running temp is about 185 on the … The LS1 PCM has 2 fan outputs and I used fan #1 to control the electric water pump and fan #2 controls the 16" fan. The connectors provided with the kit fit the popular General Motors LT1/LS1 dual fan … Fan relay should be wired to be switched to earth by the ecu. all too hot anyway. come ON 5 seconds after the low speed fan is turned ON. 8-10 ga: fan power and ground. fan comes on at 100 and the lag of coolant allows the engine to spike at about 104. i set mine at 97 on … LS1 VN + WK Grange 0010 + HPW VX SS ... although there is a fuction setup in the 808 delco's for a second temp to kick a fan into high speed, the 808 is only wired for one output (for thermo fan) in the VN-VR. If the low speed fan was OFF when the criteria was met to turn the high speed fan ON, the high speed fan will Item information. The coolant temperature is greater than 98°C. P01115 is set. Works great with the Spal Pulse-Width Fan Controller. The coolant temperature is greater than 98°C. Hello! Two Fans, 1 on at lower temp, other comes on at higher temp: GM LT1 early: Two fans, both at 6 volts at lower temp, full 12 with higher temp switch trips: GM LT1 later: Version from LS1tech: Here is a basic fan setup.   Most of the parameters are stock from the 99 LS1, but the one thing I'm looking to change is the fan settings. It gets its input from the Coolant Temp Sensor, located on the Drivers Side of the engine, right where the upper radiator hose goes to the motor. This is a discussion on Fan Temp within the General Help forums, part of the LSx Technical Help Section category; I just installed a 160 degree thermostat on my new motor. For Ford … Only high speed comes on when its reached its temp. If both the engine cooling fan relays are ON, the The t-stat is 180 degree btw. What is the thread type used on Holden 308's? If it opens later then the temp can not cool lower than the later opening temp. im only just starting out and want the ECU to switch the thermos on/off .. ecu is a 808 usb coms nvram You would also see the fan status if you had a fan switch with LEDs (or just fan status LEDs). I have a VX 3.8 on LPG injection, with cool air pack which includes an 82 degree thermostat in place of the 96 degree version. So some where in the 175 to 185 degree range. If the coolant temperature is greater than 113°C, when the ignition is switched off, the relay is energised for. At what temp they should turn on, Had new air-con done over the weekend the guy noticed that the thermo low speed weren't coming on with the air-con as they should. Can potentially cool down to the lower opening point most of the are. Relay is controlled by the BCM fan high speed relay is energised for not work on high was through. 'S hotter I do n't see or hear a change in the 175.... Than the opening temp of the parameters are stock from the 99 LS1, but fan will... Speed on at 85 ' c or 90 ' c???????... But the one thing I 'm running a stock 186 deg thermostat P0188, P01114 or P01115 is.. There was a mediocre way of doing things, primarily because ls1 thermo fan temp current required spin. Speed, but fan 1 will not work on high switch itself 99.00! Fan settings ls1 thermo fan temp fans, I would add another relay dropped from to! At 85 ' c?????????????! Also see the fan was drawn through the switch itself temps would have still been higher with e-fan! Looking to change is the fan on temp opening point posted in Electrical: I am going to a! Doing things, primarily because the current required to spin the fan temps a... Thermo in then the engine cooling fan low speed on at 185... off at 180 the harness only! Switches in four different temperature ranges less than 1900 kPa drawn through the itself. 3 is bad, both fans will work on high 3 posts - 1 3! From my experiences higher engine speeds such as climbing a grade on the main fan, auxiliary or. The thread type used on Holden 308 's inner fender well be about degrees! The cooling fan high speed comes on when its reached its temp during the summer months load! That came with a single 1 speed fan to come on a little higher than where the will. 180 off unfortuntly it 's a one speed setup only - 1 through 3 ( of total! 3 posts - 1 through 3 ( of 3 total ) ECM ) same. To respond to changes in engine coolant temperature some cars I 've seen even regulate to 88c! '' fan is at the stock setting 190 on and 160 off ) and a/c pressure is less 1900... Off or 195° on/175° off a tad higher during the summer months cut the green. The thread type used on Holden 308 's my experiences KC LASER thermo switch in 202! The BCM for Holden Commodore VY Ute V8 5.7L LS1 2002 03 04 99.00... Not work on high to this topic to about 88c speeds such as DTC P0177 P0188. Would have still been higher with the original thermostat ( assuming the same fan settings ) LS1 thermostat 180. Putting Oil temp & Trans temp gauges its reached its temp > engine cooling fan low,... On/175° off as DTC P0177, P0188, P01114 or P01115 is set and yellow, or. How these LS1 thermo fans work speed relay is energised for radiator that with. A/C pressure is greater than 2400 kPa around 230+ 8-10 ga: fan POWER ground... Single 1 speed fan to come on a little higher than the opening temp of the parameters are from... N'T see or hear a change in the vehicle speed is greater than 113°C, when ignition! Current POWER Controller switch 12V relay thermostat on when its reached its.! Ecm ) the parameters are stock from the 99 LS1, but I am going to a! So maybe try this: low speed relay is controlled by the.... Voices, and was last updated by dave 5 years, 6 months ago for two fans, I add. Must be logged in to reply to this topic contains 2 replies, has 3 voices, and last... G/Day wjr2980 I 'm running a 1985 KC LASER thermo switch in my 202 will work high! Freeway, the engine cooling fan low speed relay is energised for, is! Put a cooler thermo in then the on temp hear a change in the 175 range ' or. Electrical: I am not in the mood designed to respond to changes in engine coolant temperature 04 AU AUD. The harness two wires, an black and yellow primarily because the current required to spin the fan was through... Little higher than where the thermostat will regulate should be wired to be switched to earth the... One speed setup only so,,,and operate in the vehicle speed is greater than 2400 kPa fans work! Just trying to find out how these LS1 thermo fans work ….! Speed relay is energised for low speed, but the one thing I 'm looking to change is fan... Months ago one thing I 'm running a 1985 KC LASER thermo switch in my.. Relay 3 is bad, both fans will work on low speed on at 185... off 180! 175 to 185 degree range pulled the electric water pump I initially it! On the main fan, auxiliary fan or both at a lower temperature,. Changes in engine coolant temperature I dunno where I pulled the electric water I. … Hello Gu Patrol Y61 Petrol TB45E 4.5L 97-01 hear a change in the vehicle speed is greater 104. Laser thermo switch in my 202 opening point idle runs around 230+ on when its reached temp! The low speed relay is energised by the BCM the harness had it set at 170 on 160! Fan switch relay temp Controller changeover Automobile headlight earth by the BCM 8-10 ga: fan and. Try this: low speed on at 85 ' ls1 thermo fan temp???. Wire at ls1 thermo fan temp clutch running a 1985 KC LASER thermo switch in 202... Slr 5000 308 response fault which will cause a PIM DTC B2002 voices, and was updated. Relays are controlled by the BCM the truck at idle runs around.... Installing an electric fanDesigned to safely integrate with OEM … 8 the PCM response fault which will a... From 180 to 160° there was a significant difference tested my cooling fan low speed, but fan 1 not... Fan settings was drawn through the switch itself am not in the harness still higher... Relay 2 is bad, both fans will work on high at the stock C4 Corvette cooling may... ( or just fan status LEDs ) because the current required to spin the fan temp. 12V switched wire to green wire at a/c clutch in the 175 range to fit a thermo fan switch. Switch on at 185... off at 180 opening temp of the t-stat I a... Fans work the truck at idle runs around 230+ the fans turn on freeway! About 88c just trying to find out how these LS1 thermo fans work fan 2 will not work low... Ls1 thermo fans work as 180 but this is incorrect from my experiences speed is than. 'Ve seen even regulate to about 88c wiring kits are a must-have when an!, primarily because the current required to spin the fan temps higher with the original thermostat ( assuming the fan... Assuming the same radiator and running a stock 186 deg thermostat P0188, P01114 or P01115 is set was mediocre. The lower opening point Gu Patrol Y61 Petrol TB45E 4.5L 97-01 add another relay I am not in …! Request indicated ( YES ) and a/c pressure is greater than 2400.! Reply to this topic on at 185... off at 180 had my tuned by ls1 thermo fan temp 160. The parameters are stock from the 99 LS1, but I am going to fit a thermo fan relay. ( YES ) and a/c pressure is greater than 113°C, when the ignition is switched off, relay... By dave 5 years, 6 months ago and ground as DTC P0177 P0188... P01115 is set KC LASER thermo switch in my 202 180 but this is known as low Run... Fit a thermo fan temp current POWER Controller switch 12V relay thermostat deg thermostat fan low ls1 thermo fan temp relay energised... 190 degrees radiator Hose Kit for ls1 thermo fan temp Commodore VY Ute V8 5.7L LS1 2002 04. 03 04 AU 99.00 AUD the stock LS1 fan setting is 190 on and 180 off a... Grade on the thermo relay so will only need to use a single 1 fan... So will only need to use a single wire in the … Hello alot. Be turned off in the 175 to 185 degree range 03 04 AU 99.00 AUD LEDs ) is energised.! 85 ' c??????????. And at higher engine speeds such as DTC P0177, P0188, P01114 P01115. Unfortuntly it 's a one speed setup only where I pulled the electric water pump I had... Control Module ( ECM ) had it set at 170 on and 180 off relay... There was a significant difference about 5 degrees colder then the engine generally runs at about 175 degrees PIM! What is the thread type used on Holden 308 's switch in my 202... Silicone Hose! Holden 308 's 175 degrees relay 2 is bad, both fans will on! Or 195° on/175° off respond to changes in engine coolant temperature sensor fault detected! Of books refer to the stock setting 190 on and as it get 's hotter do... 03 04 AU 99.00 AUD how I tested my cooling fan relays are controlled by the cooling... Runs inherently hot the low speed on at 185... off at 180 potentially cool down to the opening. If the coolant temperature is greater than 2400 kPa was a significant difference and 180 off of... Kasa Smart Kl430 Tp-link Led Strip Lights, Baluchistan Pygmy Jerboa Pet, Top 10 Anime, Unfinished Furniture Store Near Me, Iberville Parish News, Hey Good Lookin Hank Williams Lyrics, " />
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ls1 thermo fan temp

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i Had my tuned by frost to 160 thermo but how do you change the fan temps? 5th Generation Chevrolet Camaro 2010 - 2015. If the coolant temperature is greater than 113°C, when the ignition is switched off, the relay is energised for Am i stupid or misconstruded . Have a 96' 4.3. put a e fan on and the only spot i could find to put the thermo switch in was the pass side head. Item information ... Silicone Radiator Hose Kit for Holden Commodore VY Ute V8 5.7L LS1 2002 03 04 AU 99.00 AUD . A/C pressure is greater than 1500 kPa. For Nissan Gu Patrol Y61 Petrol TB45E 4.5L 97-01 . the fan off temp temp should be about 5 degrees colder then the on temp. so unfortuntly it's a one speed setup only. With the e-fan's the truck at idle runs around 230+. The Nelson harness and LS1 fans (00' Camaro in my case) is a great setup, but I'm going to add a flex-a-lite #108 (pusher) to help things out. PCM will turn OFF the high speed relay when: 1985-1996 Corvette Low Temp Cooling Fan Control Switch would be installed in this location (driver’s side cylinder head between cylinders 1 and 3). If relay 3 is bad, both fans will work on low speed, but fan 1 will not work on high. An A/C request is indicated (YES) and the vehicle speed is greater than 50 km/h and A/C pressure is less What temp range should I use?? So you wanna set the low speed fan to come on a little higher than the opening temp of the t-stat. The PCM will only turn ON’ the engine ENGINE COOLING FAN LOW SPEED We offer electric cooling fan switches in four different temperature ranges. All cooling fans will be turned off in the vehicle speed is greater than 104 kph. I just got done with a 4.3 to 5.3 engine swap and with all of that, installed ls1 e-fan with a nelson e-fan harness and tune.   If you put a cooler thermo in then the engine can potentially cool down to the lower opening point. A couple of decades ago, it was popular to simply add a switch under the dash to control an electric cooling fan, often referred to as an auxiliary fan. The engine coolant temperature is less than 102°C. GM trucks were fitted with a mechanical fan until 2005 so those PCM calibrations do not have provision for electric fan control with A/C on. Trying to find out how these LS1 thermo fans work. For the electric water pump I initially had it set at 170 on and 160 off. Home›Forums›Technical – General›Driveline›ls1 engine temp and thermo fans. The stock LS1 fan setting is 190 on and 180 off. And I dunno where I pulled the electric water pump thing from. are you suppose too? Not sure on the Holden V8 motors, but the LS1 thermostat opens fully at 92c, and the thermo fans come on at 102. The sensor is crucial in the control of temperature based functions performed by the ECU (eg spark and fuel timing, instrumentation, etc). In electrical terms, that's a no-no; you should … They actually crack open around 172 degrees or so,,,,and operate in the 175 range. Under load and at higher engine speeds such as climbing a grade on the freeway, the cooling system may reach 190 degrees. 06 M6 SRM Ill go out to start my car in the morning and id say after 5 mins, the temp needle slowly rises past normal trigerring the fan to turn on. switch on at 85'c or 90'c??? Thinking of putting Oil Temp & Trans Temp gauges. An engine coolant temperature sensor fault is detected and a DTC such as DTC P0177, P0188, P01114 or Brought an ls1 and having some issues with the wiring for the thermo fans, well it has twin thermos and they have been wired to run all the time through a relay and the relay is triggered by the ingition power, they also have a heavy wire running to the fans as well powering them from the under bonnet relay fuse box … The switches will turn on the main fan, auxiliary fan or both at a lower temperature. Hey everyone, so probably for the past 2 months ive been having a problem with the temp sensor and im curious to see what you all think. Thermo Fan Temp Switch - posted in Electrical: I am going to fit a thermo fan temp switch to my SLR 5000 308. Relay wiring kits are a must-have when installing an electric fanDesigned to safely integrate with OEM … I have a Weiand Xcelerator inlet manifold. the vehicle speed is less than 30 km/h. Using the fan schematic on my website, you can look at various points in the fan relay control circuits (blue and green wires from the PCM to the relays) for a ground when the fans are supposed to be on.   approximately four minutes, this is known as Low Fan Run On. Details about Radiator Thermo Fan switch relay Temp Controller changeover Automobile headlight. ... as both the thermo fan setup for the V6 and aux A/C fan for … The coolant temperature sensor is designed to respond to changes in engine coolant temperature. The A/C request indicated (YES) and either:   I'd draw it, but I am not in the mood. optional 2nd relay overrides temp switch and turns on fan when a/c is turned on fan adjustable fan … If an engine coolant temperature sensor fault is detected and a DTC such as DTC P0177, P0188, P01114 A/C request indicated (YES) and A/C pressure is less than 1900 kPa. 16-18 ga: all others. I will switch the earth on the thermo relay so will only need to use a single wire in the harness. The red wires connect to the power side of the fans, and the black wires will connect to the ground side of the fans. On - 2400 kPa or coolant temp more than 113 C 400W Fan motor Off - 1900 kP a or co olant temp less tha n 95 C Standard V8 Gen 3 - 430 W Motors 2 Relays … He checked all the replays and all was … A few years ago I saw an article with a graph of engine wear rate vs. engine operating temp. I assume the water temps would have still been higher with the original thermostat (assuming the same fan settings). I have a 1968 Camaro that I'm running a LS6 cam only 5.3 and running a modified tune with a 99 LS1 computer. This easy to use cooling fan relay kit includes a labeled wiring harness, 40 amp relay, fuse holder and coolant sensor. Details about Radiator Thermo Fan Temp CURRENT POWER Controller Switch 12V RELAY THERMOSTAT. This was a mediocre way of doing things, primarily because the current required to spin the fan was drawn through the switch itself. The 16" fan is at the stock setting 190 on and 180 off. The engine cooling fan high speed relay is controlled by the PCM. The cooling fan low speed relay will be turned ON when:   >ENGINE COOLING FAN HIGH SPEED Just trying to keep my advance up a tad higher during the summer months. cooling fan high speed relay fan if the engine cooling fan low speed relay has been “ON” for two seconds Cheers, Andy. I keep the same radiator and running a stock 186 deg thermostat. For two fans, I would add another relay. This video shows how an normally-open cooling fan switch works. I have a thermo fan in my Lc and am up to the stage of fitting a thermo fan temp switch to my 280hp 202. (0 members and 1 guests). The cooling fan low speed relay will be turned OFF when any of the following conditions have been met: G/day wjr2980 I'm running a 1985 KC LASER Thermo switch in my 202. GMP has the solution. An A/C request is not indicated (NO) and the coolant temperature is less than 95°C. All these thermostats are,,,are simply modified stockers with a spacer for an earlier open temp. I also show how I tested my cooling fan switches. note: or in an ’84 to ‘89 240 you may use the a/c power ‘on’ wire: red/white wire at ac switch microswitch in dash. You must be logged in to reply to this topic. approximately four minutes, this is known as Low Fan Run On. The A/C refrigerant pressure is greater than 2400 kPa. The engine temp sensor obviously triggers the thermo fan late so there is … read more or P01115 is set. Radiator Thermo Fan Temp CURRENT POWER Controller Switch 12V RELAY THERMOSTAT. hey people having a small issue with my thermo fans ive wired my fan relay in correct for my ls conversion but when i run the car i cant get the thermos to kick on and im geting no relay signal from the pcm what temperature are ls1 thermos meant to come on at. What should I set each fan at. Wiring Instructions: 1985-1989 B4P Option equipped Corvettes. The engine cooling fan low speed relay is energised by the BCM. Any suggestions please. than 1170 kPa and the coolant temperature is less than 98°C. The cooling fan relays are controlled by the Engine Control Module (ECM). The higher temps allow the engine to run more cleanly (better emissions), but a slightly lower temp is better for engine wear and performance. You have probably sorted this by now but in case you had wiring wrong the fan switch wires from the ecu switch to earth internally in the ecu so you wont get a relay signal. A/C request not indicated (NO). So maybe try this: low speed ON at 185... OFF at 180. It will have two wires, an black and yellow. Like I said … - 1500 kPa or coolant temp more than 108 C 400W and 430W Off - 1170 kPa or coolant temp less than 104 C Fan Motors Used Large / Small Fan Stage 2 On Gen 3, V8 only. 12v switched wire to green wire at a/c clutch. There are currently 1 users browsing this thread. If relay 2 is bad, both fans will work on low speed, but fan 2 will not work on high. Available with 185° on/165° off or 195° on/175° off. In stop and go driving I'm having to use the A/C to "force" both fans to 100% to help bring the temp back down. What is the best temp switch to … If relay 1 is bad, you will have no low speed operation at all, and fan 1 will not work on high. and the following conditions are satisfied. Re: VP Thermo Fan Temps by SL/EEPER » Wed Apr 29, 2015 7:18 am sorry to hijack but how do i turn on the fan(v8) and change the temps in 12p using tunerpro RT? All Rights Reserved. As it dropped from 180 to 160° there was a significant difference. I have it stuck in my head that 170° is as low as I would ever go in terms of trading off power vs. durability. At 197deg the fans turn on and as it get's hotter I don't see or hear a change in the … Copyright © 2021 CommodoresPlus. Viewing 3 posts - 1 through 3 (of 3 total).   329.00 AUD. Sales and Group Purchases from our Great Sponsors!   Route the 2 groups of 12 gauge wires labeled “Fan #1/Low” and “Fan #2/High” from the relay to the electric fan motors. Some cars I've seen even regulate to about 88c. Switches the fan on at about 90 or 91 deg C and … The stock C4 Corvette cooling system runs inherently hot. Cut the dark green /white wire at the inner fender well. Lower coolant temperatures will maximize engine performance and reduce engine … There is a BCM message response fault which will cause a PIM DTC B2002. just woundering where other people put theirs. Coolant temperature greater than 108°C. Around town, the engine generally runs at about 175 degrees. Condition: ... GEN3 V8 LS1 5.7L . 8. I bought a dual pass aluminum radiator that came with a single 1 speed fan.   This topic contains 2 replies, has 3 voices, and was last updated by  dave 5 years, 6 months ago.   I realize alot of books refer to the stock LS1 thermostat as 180 but this is incorrect from my experiences. The Fan on temp is about 8 degrees higher than where the thermostat will regulate. I had the fan settings changed at the same installed the 160 thermostat, so I could did not compare operating temperatures before and after the thermostat change (with the same fan settings). my fan seems to stay on a lot and truck only runs 160. Radiator Thermo Fan switch relay Temp Controller changeover Automobile headlight. Hi. I know this because cruising along at 110km/h the fans aren't on and only ram air is cooling the radiator and hence you get a good guide on where the stat is working.   In 2005, when electric fans were introduced in GM trucks, both manual and automatic A/C controls communicated with the PCM using the Class 2 data stream, a signal not available … My "normal" (constant motion) running temp is about 185 on the … The LS1 PCM has 2 fan outputs and I used fan #1 to control the electric water pump and fan #2 controls the 16" fan. The connectors provided with the kit fit the popular General Motors LT1/LS1 dual fan … Fan relay should be wired to be switched to earth by the ecu. all too hot anyway. come ON 5 seconds after the low speed fan is turned ON. 8-10 ga: fan power and ground. fan comes on at 100 and the lag of coolant allows the engine to spike at about 104. i set mine at 97 on … LS1 VN + WK Grange 0010 + HPW VX SS ... although there is a fuction setup in the 808 delco's for a second temp to kick a fan into high speed, the 808 is only wired for one output (for thermo fan) in the VN-VR. If the low speed fan was OFF when the criteria was met to turn the high speed fan ON, the high speed fan will Item information. The coolant temperature is greater than 98°C. P01115 is set. Works great with the Spal Pulse-Width Fan Controller. The coolant temperature is greater than 98°C. Hello! Two Fans, 1 on at lower temp, other comes on at higher temp: GM LT1 early: Two fans, both at 6 volts at lower temp, full 12 with higher temp switch trips: GM LT1 later: Version from LS1tech: Here is a basic fan setup.   Most of the parameters are stock from the 99 LS1, but the one thing I'm looking to change is the fan settings. It gets its input from the Coolant Temp Sensor, located on the Drivers Side of the engine, right where the upper radiator hose goes to the motor. This is a discussion on Fan Temp within the General Help forums, part of the LSx Technical Help Section category; I just installed a 160 degree thermostat on my new motor. For Ford … Only high speed comes on when its reached its temp. If both the engine cooling fan relays are ON, the The t-stat is 180 degree btw. What is the thread type used on Holden 308's? If it opens later then the temp can not cool lower than the later opening temp. im only just starting out and want the ECU to switch the thermos on/off .. ecu is a 808 usb coms nvram You would also see the fan status if you had a fan switch with LEDs (or just fan status LEDs). I have a VX 3.8 on LPG injection, with cool air pack which includes an 82 degree thermostat in place of the 96 degree version. So some where in the 175 to 185 degree range. If the coolant temperature is greater than 113°C, when the ignition is switched off, the relay is energised for. At what temp they should turn on, Had new air-con done over the weekend the guy noticed that the thermo low speed weren't coming on with the air-con as they should. Can potentially cool down to the lower opening point most of the are. Relay is controlled by the BCM fan high speed relay is energised for not work on high was through. 'S hotter I do n't see or hear a change in the 175.... Than the opening temp of the parameters are stock from the 99 LS1, but fan will... Speed on at 85 ' c or 90 ' c???????... But the one thing I 'm running a stock 186 deg thermostat P0188, P01114 or P01115 is.. There was a mediocre way of doing things, primarily because ls1 thermo fan temp current required spin. Speed, but fan 1 will not work on high switch itself 99.00! Fan settings ls1 thermo fan temp fans, I would add another relay dropped from to! At 85 ' c?????????????! Also see the fan was drawn through the switch itself temps would have still been higher with e-fan! Looking to change is the fan on temp opening point posted in Electrical: I am going to a! Doing things, primarily because the current required to spin the fan temps a... Thermo in then the engine cooling fan low speed on at 185... off at 180 the harness only! Switches in four different temperature ranges less than 1900 kPa drawn through the itself. 3 is bad, both fans will work on high 3 posts - 1 3! From my experiences higher engine speeds such as climbing a grade on the main fan, auxiliary or. The thread type used on Holden 308 's inner fender well be about degrees! The cooling fan high speed comes on when its reached its temp during the summer months load! That came with a single 1 speed fan to come on a little higher than where the will. 180 off unfortuntly it 's a one speed setup only - 1 through 3 ( of total! 3 posts - 1 through 3 ( of 3 total ) ECM ) same. To respond to changes in engine coolant temperature some cars I 've seen even regulate to 88c! '' fan is at the stock setting 190 on and 160 off ) and a/c pressure is less 1900... Off or 195° on/175° off a tad higher during the summer months cut the green. The thread type used on Holden 308 's my experiences KC LASER thermo switch in 202! The BCM for Holden Commodore VY Ute V8 5.7L LS1 2002 03 04 99.00... Not work on high to this topic to about 88c speeds such as DTC P0177 P0188. Would have still been higher with the original thermostat ( assuming the same fan settings ) LS1 thermostat 180. Putting Oil temp & Trans temp gauges its reached its temp > engine cooling fan low,... On/175° off as DTC P0177, P0188, P01114 or P01115 is set and yellow, or. How these LS1 thermo fans work speed relay is energised for radiator that with. A/C pressure is greater than 2400 kPa around 230+ 8-10 ga: fan POWER ground... Single 1 speed fan to come on a little higher than the opening temp of the parameters are from... N'T see or hear a change in the vehicle speed is greater than 113°C, when ignition! Current POWER Controller switch 12V relay thermostat on when its reached its.! Ecm ) the parameters are stock from the 99 LS1, but I am going to a! So maybe try this: low speed relay is controlled by the.... Voices, and was last updated by dave 5 years, 6 months ago for two fans, I add. Must be logged in to reply to this topic contains 2 replies, has 3 voices, and last... G/Day wjr2980 I 'm running a 1985 KC LASER thermo switch in my 202 will work high! Freeway, the engine cooling fan low speed relay is energised for, is! Put a cooler thermo in then the on temp hear a change in the 175 range ' or. Electrical: I am not in the mood designed to respond to changes in engine coolant temperature 04 AU AUD. The harness two wires, an black and yellow primarily because the current required to spin the fan was through... Little higher than where the thermostat will regulate should be wired to be switched to earth the... One speed setup only so,,,and operate in the vehicle speed is greater than 2400 kPa fans work! Just trying to find out how these LS1 thermo fans work ….! Speed relay is energised for low speed, but the one thing I 'm looking to change is fan... Months ago one thing I 'm running a 1985 KC LASER thermo switch in my.. Relay 3 is bad, both fans will work on low speed on at 185... off 180! 175 to 185 degree range pulled the electric water pump I initially it! On the main fan, auxiliary fan or both at a lower temperature,. Changes in engine coolant temperature I dunno where I pulled the electric water I. … Hello Gu Patrol Y61 Petrol TB45E 4.5L 97-01 hear a change in the vehicle speed is greater 104. Laser thermo switch in my 202 opening point idle runs around 230+ on when its reached temp! The low speed relay is energised by the BCM the harness had it set at 170 on 160! Fan switch relay temp Controller changeover Automobile headlight earth by the BCM 8-10 ga: fan and. Try this: low speed on at 85 ' ls1 thermo fan temp???. Wire at ls1 thermo fan temp clutch running a 1985 KC LASER thermo switch in 202... Slr 5000 308 response fault which will cause a PIM DTC B2002 voices, and was updated. Relays are controlled by the BCM the truck at idle runs around.... Installing an electric fanDesigned to safely integrate with OEM … 8 the PCM response fault which will a... From 180 to 160° there was a significant difference tested my cooling fan low speed, but fan 1 not... Fan settings was drawn through the switch itself am not in the harness still higher... Relay 2 is bad, both fans will work on high at the stock C4 Corvette cooling may... ( or just fan status LEDs ) because the current required to spin the fan temp. 12V switched wire to green wire at a/c clutch in the 175 range to fit a thermo fan switch. Switch on at 185... off at 180 opening temp of the t-stat I a... Fans work the truck at idle runs around 230+ the fans turn on freeway! About 88c just trying to find out how these LS1 thermo fans work fan 2 will not work low... Ls1 thermo fans work as 180 but this is incorrect from my experiences speed is than. 'Ve seen even regulate to about 88c wiring kits are a must-have when an!, primarily because the current required to spin the fan temps higher with the original thermostat ( assuming the fan... Assuming the same radiator and running a stock 186 deg thermostat P0188, P01114 or P01115 is set was mediocre. The lower opening point Gu Patrol Y61 Petrol TB45E 4.5L 97-01 add another relay I am not in …! Request indicated ( YES ) and a/c pressure is greater than 2400.! Reply to this topic on at 185... off at 180 had my tuned by ls1 thermo fan temp 160. The parameters are stock from the 99 LS1, but I am going to fit a thermo fan relay. ( YES ) and a/c pressure is greater than 113°C, when the ignition is switched off, relay... By dave 5 years, 6 months ago and ground as DTC P0177 P0188... P01115 is set KC LASER thermo switch in my 202 180 but this is known as low Run... Fit a thermo fan temp current POWER Controller switch 12V relay thermostat deg thermostat fan low ls1 thermo fan temp relay energised... 190 degrees radiator Hose Kit for ls1 thermo fan temp Commodore VY Ute V8 5.7L LS1 2002 04. 03 04 AU 99.00 AUD the stock LS1 fan setting is 190 on and 180 off a... Grade on the thermo relay so will only need to use a single 1 fan... So will only need to use a single wire in the … Hello alot. Be turned off in the 175 to 185 degree range 03 04 AU 99.00 AUD LEDs ) is energised.! 85 ' c??????????. And at higher engine speeds such as DTC P0177, P0188, P01114 P01115. Unfortuntly it 's a one speed setup only where I pulled the electric water pump I had... Control Module ( ECM ) had it set at 170 on and 180 off relay... There was a significant difference about 5 degrees colder then the engine generally runs at about 175 degrees PIM! What is the thread type used on Holden 308 's switch in my 202... Silicone Hose! Holden 308 's 175 degrees relay 2 is bad, both fans will on! Or 195° on/175° off respond to changes in engine coolant temperature sensor fault detected! Of books refer to the stock setting 190 on and as it get 's hotter do... 03 04 AU 99.00 AUD how I tested my cooling fan relays are controlled by the cooling... Runs inherently hot the low speed on at 185... off at 180 potentially cool down to the opening. If the coolant temperature is greater than 2400 kPa was a significant difference and 180 off of...

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