🔧 Experiencing the frustrating issue of your radiator fan refusing to turn off in your 2014-2019 Chevy Silverado or GMC Sierra? You're not alone! In this de...The fans running on high could be a separate issue. Or you could have a funny failure in the ac system like a funny pressure switch showing too high of pressure causing the fans to run to try to bring down the pressure and the pcm not allowing compressor function due to it thinking pressure is too high. Take it in for diagnosis. 2014 Sierra SLT.Several symptoms may point to a bad or failing thermo coolant fan switch. 1. Engine overheating. Engines generate an enormous amount of heat and as a result are subjected to very large temperature swings if this switch does not operate effectively. When this happens, the result can be extremely damaging, resulting in thousands of dollars in ...Mile_High. 546 posts · Joined 2009. #8 · Apr 20, 2010. Sounds like the ignition switch is the issue. My truck won't always start, it just doesn't close the circuit, so I have to pull back and try it again. Sounds like you have the inverse issue. 2 Transfer cases claimed by pump rub... 2001 Bowtie 2500HD, 198K, LB7, Extended Cab, Short Bed ...Aug 15, 2018 · Also when the truck is running with the a/c on you cant switch fan speeds Chevy Mechanic: Randall J , Auto Mechanic replied 5 years ago 99% you have a bad blower motor control processor.6 Common Reasons Your Chevy Silverado Fan Keeps On Running. The most common causes for your Chevy Silverado fan to continue running even when you’ve turned off the engine are related to faults found in the fan relay, the temperature sensors, the ECU unit, the high-pressure switch, the coolant liquid, or the thermostat.Euro Truck Simulator 2 is a popular simulation game that allows players to experience the life of a truck driver. With its realistic graphics and immersive gameplay, it has gained ...I have a 2006 Silverado 1500 with the V6. It has electric fans not the clutch fans. After I start the truck the radiator fan swithes on high after a few seconds and runs on high no matter what the water temp is. I have tried to change the fan switch relays under the hood, nothing changed.Overheating issue in 2002 Chevy Silverado 1500 5.3 liter 4x4. Been having this issue since last summer. I replaced thermostat 3 times (thinking a faulty one), fan does come on, checked for leaks with dye and UV light (only place I saw dye is out of overflow), did a chemical flush today...still no change.Motor City Rick. 2819 posts · Joined 2017. #2 · Oct 7, 2017. The most common cause is the vent valve solenoid is stuck in the "closed" position. This is the solenoid behind the gas tank (see diagrams) with the wires attached. Get only a factory brand Delco, nothing else.Radiator Fan stays on. No A/C. Asked by almazanmike Apr 30, 2020 at 07:41 PM about the 2016 Chevrolet Silverado 1500 LT 4WD. Ok. Looked everywhere and can't find anything about this. My radiator fans are all out off whack (simply put). They. run from the time i turn the truck on to the time I shut it off.temperture guage stopped working | Find answers to your 2015 Chevrolet Silverado 1500 question from certified mechanics and auto experts. ... Cooling fan keeps running after engine is shut off. 2015 Chevrolet Silverado 1500. Asked by Visitor in Calhoun, GA on . May 08, 2021.My blower motor keeps running after car is turned off. It stops only if I remove the fuse. ... Silverado, Suburban, Tahoe 2003-2007 Chevrolet TrailBlazer Models 2007 Chevrolet Silverado (Classic) 2003-2006 GMC Sierra Models Yukon Models 2003-2007 ... My heater fan will not shut off even when the ignition is off and the fuse is pulled,could it ...2014 and newer chevy silverado 5.3L. The radiator fan stays on when the engine is off. Fan runs faster than normal and run when engine is cold. Replace the t...Test and replace a faulty fan motor. If you suspect the fan motor is the root cause, inspect it. Start by disconnecting the negative battery terminal. After that, unplug the fan wiring harness and remove the fan from the engine bay. Get a battery and jumper cables and test the radiator fan motor using a multimeter.Immediately upon starting the car, the radiator fan begins to run full speed, even though the car is stone cold. The AC is OFF. The radiator and condenser are BRAND NEW. This problem existed before and after the radiator was replaced. The fan continues to run at its maxiumum speed, regardless of the engine temperature.🚨 Note 🚨 - If you have replaced both the sensor and the thermostat and your trucks radiator fan still won't turn off, after replacing the appropriate parts...Re: Blower Fan not working. « Reply #13 on: July 01, 2010, 07:02:16 PM ». RFI (Radio frequency interference) is usually caused by large moving magnetic fields (emi) electromagnetic interference. If you are running a cb or am radio it may be necessary to do everything you can to reduce it. Crossing or twisting wires helps as well as filters etc.Hey on 2014 Chevy Silverado my engine fan is running wide open and the truck never heats up above 160, they run no matter what even after the truck is turned off. I have to restart the truck and turn if off again and then they stop. But as soon as I turn the truck on the drive again they restart on full blast.It commands the fans on when it thinks the engine temp is too high. It is designed to do this after the key has been turned off to cool the engine after it is shut off. Again, this will only happen if the temperature sensor reports the engine is too hot. Therefore, as I said in November, the temperature circuit is reporting that the engine temp ...2014 sierra ...cooling fan keeps running. wont turn off after driving ,stays on for five to ten minuets. in the morning as soon as i start the truck, fan's turn on. replaced the temp switch ...still the same. pulled fuses 12 & 13 (40amp) to turn off. what is the fix please. Hello and Welcome to JUSTANSWER! I'm so sorry you're having vehicle ...2000 chevy silverado,v8 vortec. Starts, then runs for a few seconds, then shuts off. Truck sounds fine, just wont keep running. then truck will finally start up after few tries, and runs fine for awhi … read moreengine temp gauge not working/air con not cold. I have a 2014 Silverado Z-71. One day I noticed the cooling fans staying on longer after engine shut off, thought nothing of it. Then one day the check engine light was on so I had the codes ran and it said it was either the thermostat or the temp sensor, but then the light went off and all was good.I have an 2005 impala and I replaced the blower, switch, and still can get the fan to turn on. I direct wired the fan to the battery just to make sure it worked and yes it does. The switch is also working cause when I shut the a/c off I hear the compressor turn off and on. I just can't get the fan to turn on.10110 posts · Joined 2011. #22 · May 3, 2012. There was no recall for this problem, but there was a TSB at some point. Call GM Customer Service at 1-800-222-1020, tell them what happened, and ask about policy number 10240. They will connect you to a dealer in your area who will shcedule a time for the repair.Jan 18, 2021 ... 2009 Chevy Silverado Cooling Fan Fuses & Relays ... Cooling Fans Not Running. El Ceza•5.8K views ... Radiator Fan Wont Turn Off On Chevy Silverado ...rlrock Discussion starter. 25 posts · Joined 2019. #1 · Jul 22, 2020. When I turn the engine off on my 19 GMC Canyon V6, the fan for the AC keeps running and winds downs after about 15-20 seconds. The time it takes to stop depends on how high the fan blower setting is. I've never had that happen in any car or truck I have owned.Mar 26, 2016 · It’s really a simple concept: the blower motor controller pulses either the power or the ground circuit on and off depending on which fan setting you choose. For example, if you set the fan to the lowest speed, the controller may provide power for 3/10 of a second every second, while providing power or ground for 7/10 of a second every second ...1-remove the radiator/reservoir cap when the engine is cold. 2-start the engine and let idle. 3-turn the heater on max. 4-keep coolant on hand and add it as needed. 5-some coolant may gush out with the air. 6-keep doing this until the engine is at operating temperature and the heater is hot. 7-after the coolant settles down and the engine is ...Thermostat Replacement. One potential solution to the issue of the Chevy Silverado fans continuously running is to replace the thermostat. A malfunctioning thermostat can lead to engine overheating, which in turn can trigger the fans to operate incessantly. For diagnosing this issue, a code reader can be utilized.If the fan doesn't stop running, plug that sensor back in and unplug the coolant temp sensor on the thermostat housing. If the fan stops running, replace that sensor. If the fan still runs after unplugging both sensors, then problem might be with radiator fan control module located behind the glove box. Tester.The features and options listed are for the new 2024 Chevrolet Silverado 1500 and may not apply to this specific vehicle. For assistance in English, please call (940) 539-0715. Para ayuda en Espanol, llame 940-627-2177. If you're looking for a 2024 Chevrolet Silverado 1500 at James Wood Motors Decatur in DECATUR near Decatur.4. Check the Wiring. If your car's radiator fan is running even after you've turned off the ignition, it could be due to worn-out wiring. Make sure to have a look at the cables that link the temperature sensor or relay switch with the fan for any fractures or corrosion.Oct 6, 2023 · Solution: Park your car on a level surface and turn the engine off. Let it sit for a few minutes to cool down the engine. Open the car’s hood and access the coolant tank. Dip the stick and check the coolant level to ensure it is at the recommended level. If it is down, refill the good quality coolant.Fortunately, it's pretty easy to diagnose a failing blower motor resistor. Here are some common signs that your vehicle's blower motor resistor is bad: Loss of HVAC fan control (total or certain speeds) The fan only works on its highest speed setting. No air coming from vents. Intermittent or inconsistent fan speed.rlrock Discussion starter. 25 posts · Joined 2019. #1 · Jul 22, 2020. When I turn the engine off on my 19 GMC Canyon V6, the fan for the AC keeps running and winds downs after about 15-20 seconds. The time it takes to stop depends on how high the fan blower setting is. I've never had that happen in any car or truck I have owned.Stubok22 Discussion starter. 14 posts · Joined 2016. #1 · Oct 7, 2016. Hi all. I've had my Q5 for about 6 weeks now and I've noticed from time to time that the fan continues to run after the car is switched off, sometimes for up to 15 minutes. I called the dealer and they say it's normal, but wanted to check so see whether it's common or not.Radiator fan comes on when engine is cold. 20. Asked by brianp77 Sep 10, 2015 at 05:46 PM about the 2011 Chevrolet Silverado 1500 LT 4WD. Question type: Maintenance & Repair. I have a 2011 silverado. The radiator fan comes on when the engine is cold, even when first started after sitting all night. Does anyone know what the.In this video I explain why your radiator cooling fan keeps running and won't turn off after shutting off the engine. It is normal for the fan to keep runnin...Jun 20, 2010 · Ambient air temp sensor, located behind the grill costs about $6. I've replaced mine about 4 times on my 2014 silverado now but it doesn't fix the problem. I've noticed if I let the truck warm up first when its really cold it doesn't trip as much, only way to reset is disconnect battery for about 5-10 minutes....The Engine Hot AC Off warning light indicates that the car's electric cooling fan is malfunctioning, and as a result, the engine is running hot or overheating. Notably, overheating is the top cause of engine deaths globally. Thus, you should take immediate action when your engine overheats. The AC consumes a lot of energy that the engine may ...An empirial way to see if the engine is running hotter than it normally would is to let the engine idle for. a few minutes before shutting it down. The normal fan operation and the idling will cool the engine. If the. fans don't turn on after shutdown, that might indicate the computer is seeing an engine hot enough to warrant cooling with the ...So the fan on engine off will start at 225 degrees water temp and will run for 300 seconds. if your engine is off, like not even in accessory on, and the fan runs for more than 300 seconds then there is one of two problems: 1) there is a temp sensor failure or bcm hiccup. 2) your water temp is over 254 and it's in emergency mode.Interestingly, in certain car models like BMW or Mercedes-Benz, the engine fan staying on post-shutdown is actually by design. It's perfectly normal for it to run for a few minutes after you've switched off the ignition. However, if you find the engine fan persisting for an extended period beyond that, it's a cause for concern.6 posts · Joined 2015. #9 · Nov 11, 2015. the truck when in originally because the transmission was acting up and the abs light and the brake like we're on. they found the tcm was shorted internally and replaced it. after that it started with the engine running with the key off and out. they checked it and said the tcm was shorted internally ...12639 posts · Joined 2015. #2 · Jul 28, 2022. The alternator output is controlled by the BCM and will vary from 12-15 volts so your 12.6 to 14.7 volts is perfectly normal. It is explained in your owner's manual. GM has been using this system on trucks since 2005.Step 1 - Check the resistor module. It could be overheated. There have been multiple reports of the blower motor resistor module overheating or melting, which would cause the blower motor to fail in your Silverado. Another common problem will be the blower motor will stick in the ON position and never shut off.Some customers may comment that the blower motor is inoperative or continues to run after the vehicle has been shut off. Cause. These conditions may be caused by a blower motor control module failure. This failure may occur when the vehicle is operated in ambient temperature conditions of-23 °C (-10 °F) or below.7004 posts · Joined 2008. #3 · Mar 14, 2015. one fan turning on/off is perfectly normal. but it is a bit odd that it would go above 210 at all. if you turn on the a/c, that should automatically set the fans to the max fan speed. if the a/c is off, then it should depend on the temp of the coolant. next thing i would check is the thermostat if ...However, you should be concerned if the cooling fan is still operational and getting close to 10-15 minutes. The cooling fan may keep running long after the car is shut off due to overheating or a fault with the relay, which could be caused by faulty temperature sensors, issues with the cooling fan, or problems with the ECU unit.The Silverado EV RST measures 233.1 inches long, 83.8 inches wide and 78.7 inches tall overall; a gas Silverado crew cab with a 5-foot-8 bed is 1.2 inches shorter in length, 2.6 inches narrower in ...Dec 17, 2023 · Radiator Fan Blowing Hard. Problem started a while ago, ended up fixing itself. However, it has returned. 14 Silverado 5.3L. Radiator Fan turns on immediately after start up and blows hard, then continues for the 5 mins after the truck turns off. Coolant Temp gauge works like normal when you crank, goes all the way to the right, then goes back ...Check the radiator for cracks in the tank or damage to the fins. Next check the hoses, as mentioned above, for cracks or connection issues. Lastly, you'll want to check the freeze plugs for leaks. The plugs will be on either side of the engine block and are metal disks from 1.5 to 2.5 inches in diameter.If you’re in the market for a reliable and powerful truck, look no further than the Chevrolet Silverado 1500. Known for its durability and performance, the Silverado 1500 is a popu...I have an 08 silverado, 5.3. I had to jump the truck after sitting for a while and after running for a while to charge the battery I turned the key off but the engine kept running. The dash power off, the a/c, the radio all shut off but the engine kept running. I let it run with the key off for 30 min hoping the fuel pump was off but it kept ...If you’re in the market for a reliable and powerful truck, look no further than the Chevrolet Silverado 1500. Known for its durability and performance, the Silverado 1500 is a popu...2. Check the coolant temperature sensor. If the sensor is not working correctly, you have to change it, and the problem will most likely be resolved. 3. Check for a bad radiator relay and replace the bad relay with a new one to get the fan to stop running after the engine is shut OFF.As a consequence, the Silverado fan keeps running when truck is off. Damaged ECU Unit. Another underlying cause could be a faulty engine control unit (ECU). The ECU is responsible for transmitting signals to the fan. It will instruct the fan to either stop or continue running.Next use a laser pointer attached to the drivers side seat and aim it at that exact spot. Open the passenger door and sit in that seat. Place your left hand slightly below and to the right of the mark. The, using your right hand, grasp your trusty 16 oz. ball peen hammer and smash the screen right at that spot.View all shops. What causes coolant fans to stay on when engine running. Cooling system exploded, but told it's a blown head gasket, what is going on here? I start truck and the fans come on in about five seconds and stay on until i shut truck off. | Find answers to your 2014 Chevrolet Silverado 1500 q...You are right to be concerned, as this amount of time could drain the car's battery, which would leave you having to jump-start your car. It's normal for some vehicles to have a fan run for a few minutes after the car is shut off, generally to keep the engine cool. However, if the fan is running for an extended period, the fan itself can ...Subject: 11046 - Special Coverage Adjustment - Heating, Ventilation, and Air Conditioning Blower Not Fully Functional on All Blower Speeds, Inoperative, or Runs Continuously with the Ignition Off. Models: 2003-2006 Chevrolet Avalanche, Suburban, Tahoe. 2003-2007 Chevrolet Silverado. 2003-2006 GMC Yukon, Yukon XL.New Issue. Cooling fans stay on after the engine is off, the fan turns off in about 2-4 minutes. -No Trouble Codes. -The coolant reservoir level is much higher than usual, almost to the top. -The engine coolant gauge is working since it rises slowly and reaches mid-level (normal temperature) once the engine is warm. Sep 7, 2023.3. After the vehicle is shut OFF if the engine coolant temperature at key-off is greater than 101°C (214°F) the low speed fans will run for a minimum of 60 seconds After 60 seconds, if the coolant temperature drops below 101°C (214°F) the fans will shut OFF. The fans will automatically shut OFF after 3 min. regardless of coolant temperature.There is no quick fix for a truck that keeps starting and stalling as the problem could be caused by various issues. It is best to take the truck to a professional mechanic who can diagnose the exact cause of the problem and provide a solution. ... ignition coil, or spark plugs can cause the truck to shut off shortly after starting. 3 ...I have a 2014 Silverado 5.3L and my coolant temp gauge stops working on my gauge panel and my radiator fan runs wide open. I replaced the coolant temp sensor with an Autozone part on Dec.16. The problem was fixed (I thought). On Jan 4, the problem was back. Gauge bottoms out again to zero and fan runs wide open. I thought maybe just a bad sensor.However, you should be concerned if the cooling fan is still operational and getting close to 10-15 minutes. The cooling fan may keep running long after the car is shut off due to overheating or a fault with the relay, which could be caused by faulty temperature sensors, issues with the cooling fan, or problems with the ECU unit.Participant. My cooling fan is running high in my 2016 gmc yukon, It's running high even after the truck is turned off for about 10 min and then finally shuts. I've changed the coolant sensor ...Press the brake pedal - all 3 lights come on. Release the brake pedal and turn on the hazards - hazard lights flash. Press the brake pedal while the hazards are on - tail lights go out, 3rd bake light comes on. With key in running position: Without touching anything - marker lights are on.2011 Silverado : How do I disconnect CD player only and leave radio working? CD player wont stop spinning and wont play regardless if ignition on or off. It was running down battery from running all night so took out #42 fuse which controls entire radio /CD unit. I don't think its worth fixing.In the 2015 Yukon XL, a thermostat stuck in the open position can lead to the engine fan running constantly, even when the vehicle is turned off. ... To diagnose this issue, you can try spinning the fan by hand when the truck is shut off and the air tanks are drained. If the fan cannot be spun, it might be locked due to air pressure, indicating ...Engine stalls after warming up. Hello, I have a 2001 Silverado 5.3 that cranks and runs good while cold, but after about 5 minutes it shuts off like you turned the key off. No check engine light, no codes. I replaced the fuel pump about a year ago ( ac delco), but I decided to buy a inexpensive fuel pressure gauge and it shows 52 psi, which I ...Silverado block chevy v8 options engineChevrolet brings 2014 silverado to pace nascar truck series in daytona Engine options for 2014 silveradoRadiator fan wont turn off on chevy silverado 1500. Fan Assembly 2016 Chevrolet Silverado 1500 - 6.2 Liter V8 Fan Assembly Check Details Silverado chevy naias chevrolet autoevolution live. 2014 chevy ...jhs914 Discussion starter. 168 posts · Joined 2017. #7 · Jan 4, 2023. It's the thermostat. It sticks open and the engine computer senses an anomoly and signals the radiator fan to run continously. Replacing the thermostat fixed my problem. 2017 Canyon SLE 3.6 Crew Cab Short Bed/2WD. Like.Second Opinion] My 2017 Silverado fan is staying on. I disconnected the battery yesterday and it seemed to work but this morning when driving to work it stayed on again. ... 2016 chevy silverado fan keeps running after engine is shut off ... 2006 chev silverado says engine coolant hot, fan seems to run after truck is shut off and the heater ...8670 posts · Joined 2015. #8 · Nov 10, 2023. ...5 year old thread, and the o.p. hasn't logged onto the site since then, you aren't going to get a response from that uesr. 2004 Sierra 3500 dually, 6.0L extended cab, cab&chassis flatbed, upgraded to 4wd. 2012 Silverado 3500 dually, 6.0l, crew cab, long box replaced w flatbed.I recently purchased a 2014 Silverado 5.3L V8 4x4 Crew Cab in order to tow a 22.4' travel trailer around the country. I hooked the trailer up and the running lights on the trailer were not on with or without the truck lights being on. I checked the fuse box underneath the hood of the truck and found that the #15 - 20 amp fuse was blown.BigBopper. It's probably the blower motor. Should run for a couple of minutes after you switch the ignition off and then go off. That's normal. It can be a problem if the final stage resistor (FSR) goes faulty and the motor keeps running. It can drain your battery. Just lock your car up.Ensure all battery connections are secure and clean to prevent power leakage. Examine the starter solenoid, which may be faulty if engine keeps running when ignition is turned off. Replace any damaged parts such as spark plugs, wires, coils, etc., to restore proper functioning of the engine system.It keeps clicking off because your tank is "about empty" and its purging out the trapped air in the tank. That air pressure will simulate a full tank and shut off the pump. My tank is 26 gallons. If I run it down past say 24 it will do the same thing yours is doing.2017 Chevy Silverado LTZ Radiator fan stays on high and temp gauge does not move from 160 - Answered by a verified Chevy Mechanic ... 2014 Chevy Silverado LTZ 4x4 5.3 engine. Radiator fan running even when truck is turned off. ... and fan stays on when i turn truck off. Engine Fan ...Many Silverado truck owners reported that their Silverado AC Compressor Turns On and Off Constantly, which can be both annoying and concerning. We'll cover everything from the basics of how AC compressors work to the most common causes of the issue, such as low refrigerant, faulty relay or switches, and faulty compressor clutch, to diagnostic steps, solutions and repairs, prevention and ...Step 1 - Rotate tensioner to release belt tension. The serpentine belt has tension applied to it by a spring-loaded tensioner that is attached to the engine itself. In order to remove the belt from the pulleys, you will need to release this tension, which will slacken the belt and allow you to remove it from the rest of the pulleys.Feb 5, 2022 · 3773 posts · Joined 2016. #24 · Feb 6, 2022. The relays are triggered by a ground signal, there are 2 wires coming from ECM that trigger them to come on with ground. One of those may be broken and contacting body somewhere and allowing the fans to be stuck on.The Engine Hot AC Off warning light indicates that the car's electric cooling fan is malfunctioning, and as a result, the engine is running hot or overheating. Notably, overheating is the top cause of engine deaths globally. Thus, you should take immediate action when your engine overheats. The AC consumes a lot of energy that the engine may ...Radiator fan won't turn off. So I start my '14 Sierra this morning and it sounds louder than usual. The fan seems like it's loud and doesn't shut off. Last night I had to take out and unclip my air filter in order to get to my headlight assembly. I put everything back as I did the previous night when I did the same thing.9 posts · Joined 2013. #29 · Dec 17, 2013. As some have mentioned, cooling fans running after the car has turned off happens when the car was in the middle or just finished a regeneration cycle of the DPF. The regen raises the temperature of the DPF to "coke" the soot in the DPF, and when its hot you can smell the heat.2023 3.0 engine fan roaring. 150 miles, 20's at night, not plugged in. When started the engine fan is running full blast. 6 starts and stops but still running on high after starting. No codes or CEL are shown. I can't figure out why the fan is constantly running. I'll take it to the dealer Monday morning.2016 chevy silverado fan keeps running after engine is shut off ... 205 Chevy truck 1500 Silverado 5.3V8 The radiator fan keeps going after the truck is sht off and drains the radiator. I need a picture of the auxilliary panel for the elctric fan close up and from a d ...A faulty battery can lead to abnormal electrical behavior in your car. If the battery fails to provide the required power, it can cause the fan to keep running even after you've turned off the engine. Faulty fan relay: The fan relay is responsible for controlling the operation of the fan.temp gage not working, cooling fans stay on high even when truck is shut off, v4 not kicking in on a 2014 sierra 5.3. replaced temp sensor but. JOHN aka Eauto. self employed. High School or GED. 25,782 satisfied customers.Next use a laser pointer attached to the drivers side seat and aim it at that exact spot. Open the passenger door and sit in that seat. Place your left hand slightly below and to the right of the mark. The, using your right hand, grasp your trusty 16 oz. ball peen hammer and smash the screen right at that spot.Chris Showalter is the truck chief on Sanchez's No. 2, and he is also celebrating his 700th Truck Series start. That's right, Showalter is the only person (to public knowledge) that has worked ...Chevy Silverado's fan ... Just had radiator flush and now the water temp gauge just stays at 160, and fan stays on when i turn truck off. Engine Fan ... 2016 chevy silverado fan keeps running after engine is shut off .... 2017 Chevy Silverado LTZ Radiator fan stays on high anThe new calibration will be released beginning with TIS sa After parking, I turned off the ignition, removed the key, and stepped out of my truck, but the engine ran for maybe 15 seconds before shutting off. Interior power turned off with the key like normal, but the engine didn't turn off until the headlights turned off. I recreated it three times last night just to make sure I wasn't just hearing the ... 2. Check the coolant temperature sensor. If the senso Conditions for Running the DTC. • The ignition voltage is between 8-18 volts. • The engine speed is more than 40 RPM. • The ECM driver transitions from ON to OFF or from OFF to ON. Conditions for Setting the DTC. • P0481--The PCM detects an open circuit on the high speed cooling fan relay control circuit. Sometimes, the engine can still keep on running even when ...
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