I allready change the cooland temp sensor, and i still have the problem. Threw code P111E. Conversely, the cooling fans may keep running even when the engine is offline. Mar 4, 2024 · I recently purchased a 2024 Sportage SX. I turned it on and off a few times and it stopped. It shuts off when I shut the car off, but about 3 seconds later, it starts back up Maybe I got a bad regulator? Thanks. Jun 5, 2022 · The situation when the car radiator cooling fan keeps running constantly can be caused mostly by a failing coolant temperature sensor or its wiring, broken fan start relay, damage to the electrical wires, and electronic engine control unit (ECU) problems. Fixed fan but still have code. (thermostat, radiator fins, coolant level, etc) Has your Ody been running hotter than normal? If that fan runs when the engine is cool, there is another Apr 2, 2018 · Maybe you mean your fans never turn off. Apparently that didnt work because the issue still is occuring. Nothing changed. Apr 10, 2018 · When I turn my car off, the fan stays on for a few minutes before turning off. I pulled into the garage this morning and shut the car off, I noticed a fan running pretty loud from the front engine area, car is still pretty new so no big. I'm Jul 30, 2023 · Why Does Your Cooling Fan Make Loud Noises When Car Is Turned Off? If the cooling fan in your vehicle continues making loud noises after you turn off the car engine, it is due to the amount of heat accumulating in your car system. Allow a few minutes after you shut off the engine. Also, the fan will do this even after short 5-10 minute trips. If the fan keeps running for a short time after turning off the engine, it may be due to excess heat. 4) Fan is ungodly loud. If this relay is faulty, it will cause the engine fan to run for a longer time than necessary in an attempt to cool the engine. Regular overheating issues are a sign you need to Sep 28, 2020 · C7 General Discussion - Radiator coolant fan keeps running after turning car off - I have a 2017 Grand Sport, stock dual clutch. This odd behavior indicates a different issue in the relay that controls the fans. Just like the fan can still be running after you’ve turned off the engine, the fan does not kick in immediately after Mar 9, 2019 · I have a 2017 CT6 Luxury with 3000 miles. It was stuck on full - I couldn't shut the blower off at all, but now when the car is running, I have control of the blower. But this is only if the vehicle has been idling for about 20 minutes or the car has been driven, and the engine is hot. Dealer is taking it in again next week for the Mar 22, 2021 · Once, turning the engine off regardless of how hot it is, the fan will run for an additional 10-15mins. The fan stopped when I turned the car off. The fan run while the car is off, or start 30 mins later. I'm thinking it could be a relay going bad considering it never did this before? I do need to check the coolant level just as a precaution. Not a diesel, not a turbo. -The engine coolant gauge is working since it rises slowly and reaches mid-level (normal temperature) once the engine is warm. Common symptoms are 1) Fan keeps running with car off. Oct 9, 2022 · Engine overheating, cooling fan not working, continuous running of the cooling fan, engine check light on, the air conditioner’s poor performance, harsh fan noise, and relay swapping. Car Maintenance & Care Car Parts & Spares Essential Car Parts Maintenance Guides routine car maintenance Tips Tagged: 2014 Silverado, 2014 Silverado Fan Keeps Running, Coolant Levels, cooling system, ECU Problems, Fan Operation, High-Pressure Switch, Temperature Sensor, thermostat issues, Troubleshooting Guide, Vehicle maintenance Mar 27, 2015 · Step 2 – Does the fan switch work? The cooling fan switch in your Accord is located on the thermostat housing (see Figure 2 and 4). Usually switches off after 20 mins. Sunday, again after being driven all day without the problem reoccurring, I pulled into the driveway, turned it off and got out to hear the fan running again. If your car’s radiator fan is constantly cycling on and off, it might be due to a failure in the fan itself. When you shut off the engine, the electric fan will keep running until the engine is cool, so you will hear the fan noise seconds after turning off the car. This is normal behavior. 5 min later my wife comes in and says it sounds like your car is still running. Hot day. We will explore the causes behind a continuously running radiator fan when the car is off and provide some possible fixes to resolve the issue. So I waited a few minutes and it was still running. When I turn the ignition ON, the cooling fan turns off. However, if your temperature gauge is not working properly, you should evaluate that, as engine coolant temperature signal to then engine's processor can affect other component operations. Solution: We highly suggest you take help from a qualified mechanic to diagnose the engine control unit. May 21, 2021 · Hello everyone! I have a 2017 Buick Encore , with about 114k miles on it. The cooling fan runs when the car is running but stops when the car is shut off, even with a hot engine. I replaced the coolant temp sensor and the problem is still there. Still, you can take the vehicle to the nearest reliable automotive repair shop to allow expert technicians to look at the problem and repair it. 7, one of two coolant fans won't shut off after engine is off. Feb 16, 2010 · I had this problem before. RECENTLY IT HAS DONE IT AGAIN. Thanks in May 28, 2010 · Weird thing was this happened to me for the first time a month ago after driving the car hard for about 7 minutes around some back roads. 5L turbo engine, AWD. Finally I decided to restart the car, let it idle for 15 seconds and then turned it off. Keep in mind the minute you turn your car off the radiator gets hotter as there is no air flow and the water pump is no longer circulating the water. Maybe 1 out of every 4 times I cut off the engine when it's running. If you keep these tips in mind, you won’t have to worry about potential engine or battery damage due to a broken radiator fan! Jan 17, 2018 · teens for temperature, I didn't think they should be running but I also ran my defroster maybe 5 minutes before I got to the house but turned it off 2 minutes before I shut the car off, since the defrost runs the AC,( which turns the fans on), will the fans continue to run for a few minutes even after the AC/defrost is shut off? Sep 29, 2022 · When I checked out the noise I discovered the radiator fan was running. While your fan is still running, disconnect the connector that has the yellow and yellow/white wires from the relay. When ii started, this fuse Feb 27, 2014 · im having a similar issue on a 2. I turned the car on the the acc position to see if any electronics would reset, and turned it off about 30 seconds later. I had to remove the positive battery cable to shut fan off. Continuing to drive a car with an overheating engine is a surefire way to send your vehicle to the junkyard because of a blown motor. Feb 24, 2017 · I got a Mercedes Benz C 300 Sport 2011. 10 minutes later it was still on. And even when I pulled the fuse they kept running. Dash temperature gauges aren't particularly accurate for more than, "Oh crap, it's overheating!" or "It's not warmed up yet" Mar 16, 2023 · Keep in mind that you shouldn’t drive your car if the radiator fan has failed. Cooling fans stay on after the engine is off, the fan turns off in about 2-4 minutes. Both should come on. Troubleshooting: Replacing the faulty temperature sensor with a new and functioning one can rectify this issue and restore the fan’s proper functioning. The top relay and bottom left are the ones that cut the fan off if you pull one or the other. Oct 1, 2023 · The radiator fan may keep running when the car is off due to a faulty fan relay or a malfunctioning engine temperature sensor. Jul 26, 2015 · My fan will run for awhile if I've forced my car onto city surface streets and stop and go lights with my AC running. Restoring the cooling system in your car is a straightforward process. Didn't clear code or stop the fan from running so I changed the relay in the fuse box. The radiator fan stays on when the engine is off. Check if the cooling fan switch is working properly, and that there is no sign of wear or faultiness. just an FYI that if you replace these fuses/relays and don’t solve the problem, I read that other causes could be a bad cooling fan resistor which is basically the little thing that the cooling fan plugs into, or it could be the coolant temperature sensor or the thermostat. where the radiator fan constantly goes on/gives turning even after i switch off the car, draining my car battery. Mar 11, 2021 · Air is forced into the engine compartment through the vents at the front while you drive to stop things getting too hot. And it's a cold day today (14 Celsius, 57 F) , so it's not like my engine needs to be cooled. Jan 17, 2018 · Saturday, after being driven all day, when I pulled into the driveway and shut it off, I noticed that a fan kept running. Mechanic's Assistant: Have you checked the coolant level? Have you checked for a leak in the radiator? May 8, 2021 · The cooling fan may run for a brief period after the engine is off. I have excellent hearing but to be honest, I've never heard the engine fan even when running. Also try with the AC on. The aux fan kept running while the car was off. The fan running has nothing to do with an overheated engine. The ignition was off and the engine wasn't running but the cooling fans kept running. Coolant temp sensor replacement. I changed out the thermostat and the temp sensor, but I can’t figure out the problem, now the heater blows cold air and the air blows hot air I’m lost please need help TIA Jul 9, 2023 · Note: The issues that keep the fan running are generally repairable using DIY techniques. Ever since the fan is not going off. This can lead to a drain on the car battery and potential overheating issues. What the hell? Here's a video of it happening. In neither of these were we idling for a long period of time prior to turning off the car such that the engine would have been hotter than usual. Drive the 5 miles back later in the day and the radiator fan is running at full speed. The other day I noticed my radiator fans constantly running at full blast and staying on for 5 minutes after shutdown - saw that the coolant temp gauge was pegged low. I also had trouble with the automatic windows (I would close, they would open on their own, try to close, they would open). com) Why My Radiator Fan Runs Constantly. Fan runs faster than normal and run when engine is cold. With the engine off the fan tu … read more Dec 5, 2021 · In my case wasn't my car but fan would in one case kick on high and stay on once the key was turned to position 2 engine off and the temp gauge spiked all the way to red but I've had one of them be at normal temp but the fan would run for about 5-10 minutes after the car was turned off. After recharging the battery, The Fan continued to run, until I disconnected the battery. 2007 XC90 V8 Sport Last edited by Moose Test; Jul 4th, 2023 at 18:56 . 5 Chevy Colorado was doing the samething I replaced the thermostat is still doing the samething fan stays on when engine is off ans runs full blast when truck is running and temp gauge stays at 160 . Took it to the dealer. The car isn't even getting hot,not hot enough to warrant full speed lol Aug 23, 2012 · In fact once I stopped and switched the engine off it sounded like there was 2 fans running, is that correct/possible? The fan(s) continued for quite a while once I switched the engine off. Aug 28, 2022 · If the radiator fan keeps running when the car is off, understand the engine control unit is at fault. Jan 15, 2023 · So, when you turn off your car’s engine but the sound of the fan still at work is audible to you, that’s because it’s getting rid of “leftover” heat since the coolant stops circulating when the engine is turned off. I found this thread when searching for "radiator fan" as mine is no longer working on 2003 Pilot with almost 250K miles. Great car so far but I have had a intermittent problem with cooling fan on radiator staying on when I shut off the engine. Engines use small explosions to generate the energy that moves a car. It is normal for the fan to keep runnin Oct 9, 2022 · When your car’s radiator fan keeps running non-stop, it could mean a couple of different things. 0 TDI in Comfort mode (Audi Drive Select) and after hypermiling at 80kph (50mph) for a while, the system periodically automatically kicks into a DPF regen (Diesel Particulate Filter "regeneration" or burn-off) cycle for about 20 minutes. How do I know when my car radiator fan needs replacing? There are a few really obvious ways to tell Mar 5, 2023 · 2015 GMC Sierra 5. Jan 16, 2021 · 2017 Trax fan motor was running after turning car off. It was the first time this has happened. This has just started. Without the proper airflow on the radiator, your engine could quickly overheat. It doesn't do it at times when I think it would like after some spirited driving. This issue can be caused by various factors, ranging from a faulty coolant temperature sensor to a stuck fan relay. . Replace the t Jul 21, 2019 · I have a 2014 XTS, as of yesterday My radiator fan will not shut off. When this happens, turning the car on and back off again (multiple times - usually 3-4 times) eventually gets the fan to stop. after a little more diagnosis, i discovered my radiator had a pinhole leak, and the low coolant level was what was causing the fans to run. If the fan controller gets stuck offyour engine can overheat and damage can result. Most if not all Chevrolet Colorado models have automatic and/or manual cooling fan May 5, 2023 · The work of your Chevy Trax radiator fan is to maintain a cool temperature in the engine or under the hood. I think you need to investigate further. 2016 suburban radiator fans starts running when car is started and doesn't stop until after 5 Aug 26, 2022 · Normally, it will take 15-20 minutes for the radiator fan to turn on after the control valve is off. Twice now, when we have turned off the car the fan has continued to run after the engine is off. Jul 22, 2018 · Many cars allow the fan to run after the key has been removed, some cars don’t. When I returned and shut off the engine, the cooling fan under the hood continued to stay on. Car has been BITOG-maintained. I reconnect the battery, and the fan still runs without turning the car on. Whereas, when coolant temp is only 45degC extra fan running after engine off isn’t normal. -No Trouble Codes-The coolant reservoir level is much higher than usual, almost to the top. In this video I explain why your radiator cooling fan keeps running and won't turn off after shutting off the engine. Jun 16, 2012 · the cooling fan in my 99 s70 stays on when the car is shut off. A few times I have shut off the car and come back to it an hour or so later and go to get into the car and it is like the auxiliary fan inside the car is on. It didn't make any sense that it would do that. Check the coolant levels in your car. May 5, 2023 · The work of your Chevy Trax radiator fan is to maintain a cool temperature in the engine or under the hood. I wouldn't worry about it unless it runs for hours. This can lead to a dead battery and potential overheating issues in the long run. I end up unhooking the battery and reattaching when I have to leave. It's "normal" for a thermostatically controlled fan to run after the engine is switched off - in fact it may even start running a short time after switch off, as the residual heat in the engine transfers to the coolant. Jan 15, 2021 · Got a 2015 Tahoe the electric fans stay on after I cut the truck off. no check engine light I disconnected the positive for 30 seconds problem came back could it be the temp sensor? How much does it cost to replace a cooling fan in a car? If you're getting a cooling fan replaced and you don't have Parts & Garage cover, the one-off price at a garage could range anywhere from £100-£500+ depending on the scale of the problem. How do I get it to turn off? - Answered by a verified Hyundai Mechanic Oct 7, 2016 · FYI, when I drive my 2015 Q5 3. The radiator fan keeps running when the car is off because of low coolant, erroneous data from the coolant temperature sensor, broken wires, damaged relay switch, and defective ECU. 8 for over 3 years; only 8,100 miles. Is it possible there is another relay that may be the cause of this? The only way I have been able to make the fan stop running is to wiggle the a/c compressor clutch relay. Keep in mind the car is already off. Is this a fault or is it just a case of cooling down while the car is still? Thanks in advance for any input. You should be concerned if the cooling fan is still operational and getting close to 10 -15 minutes. Look out for the following relevant codes: P0480: Cooling Fan 1 Control Circuit Malfunction; P0481: Cooling Fan 2 Control Circuit Malfunction; P0485: Cooling Fan Power/Ground Circuit Malfunction Oct 21, 2023 · Failed radiator fan. When your car cooling fan system continues running while your engine is turned on, it generates a noise - which is . If the coolant temperature gets too high, the fan will turn on to help cool down the engine. Dec 10, 2014 · The Rad fan (cooling fan?) won't stop on my 2010 LR2, even when I turn off the engine. The dealership knew nothing about this, and the car has been with them for 6 weeks now. Overheating Issues: Excessive heat can wear down the fan components, causing it to malfunction. So, check coolant level etc. Over the last few weeks, the radiator cooling fan has started staying on intermittently after I cut off the engine. The fan in your car may keep running after the engine is turned off due to a common issue with the cooling system. Jul 6, 2016 · I figured out that it was the radiator fan running. Other common reasons for the problem include a faulty chip in the electronic control unit (ECU) and a failing coolant temperature sensor (CTS). When the engine is running, the fan helps to keep it cool by circulating air Apr 17, 2024 · 3. Also, if you notice that your radiator fan is constantly running, you may want to read to the end. I’ve tried pulling every Sep 2, 2023 · New Issue. Nov 6, 2022 · 2016 suburban and my fan keeps going after shutting off the engine. Dec 1, 2022 · Bought my Sorento EX new 2 months ago, car has about 4,000 miles on it and have noticed on 4 non-consecutive occasions when I turn the engine off and exit the vehicle the radiator fans are still running. Aug 13, 2023 · To really get a good idea of what the problem is and why your Range Rover fan keeps running, using an OBD code reader is like shooting fish in a barrel. She said the temp gauge didn't appear to go any higher than normal. However the problem has now returned again. Within two weeks of repair, went to garage and fan was running full blast 8 hours after I parked the car. Yesterday, I went for a short drive. I can drive 5 miles one way and nothing. 3) Fan stops working. and if the radiator fan relay fails it will simply command a high speed condition for the radiator fan only. So i am reduced now to disconnecting my car battery after i switch the car engine off. 5 months ago by fitting a new thermostat. Apr 9, 2020 · 2014 SILVERADO AS SOON AS I START IT THE COOLING FAN COMES ON AND STAYS ON AFTER SHUTTING OFF. 1. The radiator fan keeps running when car is off: What should I do? (Photo: merciej. On both of those occasions, it was quite warm outside, but not warm enough to warrant this behavior. The fan initially, keep running after I shut the car off totally draining my battery. Table of Contents In order to eliminate a shop or VW dealer (VWD) for wanting to replace the most common items I replaced the fan control module (FCM - tried two one from Amazon and one from RockAuto - URO parts), the cooling fans, radiator mounted coolant temperature sensor, and the A/C cutoff switch. Maybe your Ody needs some cooling system attention. The only way they could shut off the fan was to disconnect the battery. Fan wouldn’t stop and had to unplug battery. Feb 5, 2022 · Yeah I just literally found out because I bought all new relays and fuses and nothing changed. But when the vehicle is off, the fan comes to life and blows like a hurricane. Dec 19, 2019 · In 23 months of four season ownership, I've never heard a fan running after I've turned the car off. Several factors can lead to fan failure, impacting its lifespan. Never more than 10 minutes. Aug 7, 2023 · For instance, if the sensor fails to detect that the engine has cooled down, it will keep sending a signal to keep the fan running. I resolved this problem about 2. Feb 22, 2006 · Now with your problem: Fan continuosly stays on after engine shuts off. I have a new 2012 Sportwagen TDI with 8,000 miles. You can try these steps to assess what the issue is and to fix it quickly. Aug 6, 2022 · Fan now shuts off when the car shuts off just as it should. WHEN IT DOES THE AIR CONDITIONER DOESNT BLOW COLD. Nov 7, 2011 · have you checked your coolant level? my fans started running for a few minutes after i shut the engine off, and when i looked under the hood i noticed the overflow bottle was empty. The cooling fan relay is responsible for sending power to the engine fan. This article will assist you in trying to determine what those things might actually be, but only a certified mechanic can give you a definite diagnosis of the issue. I ran the engine for a while with the rad expansion cap off but it didn't seem to change anything, although the coolant 'bubbled' out and overflowed!! Jan 16, 2021 · 2017 Trax fan motor was running after turning car off. Mar 31, 2007 · Check Engine Light on - fault codes P0116/P0118 (Volvo code 1-2-3) showing and cooling fan running all the time. Feb 11, 2024 · What to do if the radiator fan is running after the engine is off. Jun 14, 2021 · It sends still-hot coolant back to the engine, causing temperatures to rise as the coolant fails to do its job of cooling down the motor. I also checked all the fuses, the fuse box on top of the We’ll examine the causes and various fixes for why the radiator fan on your car stays running after it’s been switched off. It is designed to pull air into the engine when it determines there needs to be more cooling. Oct 21, 2020 · Popped open the hood, and sure enough the cooler fan was running loudly. Feb 21, 2015 · brother, you are in Odessa Florida!! I am suprised the fan ever turns off on your car :lol: Honestly you are what a sling shot's reach from the surface of the sun All kidding aside, your fan will run and you ARE letting the engine sit idle for a short time before cutting the ignition to let turbo cool a bit right? Jun 17, 2017 · I went ahead and replaced the a/c compressor clutch relay thinking that may fix the issue. coolant is fullany help would be Mar 20, 2022 · Your car radiator fan still running when the car is off is likely due to a broken or faulty fan relay. After searching online I figured out that it may be normal when the engine runs for 30 minutes or so but what is really concerning me is that when I drove it for just 1 mile in my neighborhood, it still was on for 5-10 minutes afterwards. Feb 17, 2024 · The radiator fan in a car may keep running even when the car is turned off due to a faulty temperature sensor or a stuck relay. Car was not running hot and fluids are in spec. Oct 3, 2015 · Have had my 2013 3. I pull all the fan relays but they still stay on. If the cooling fan constantly runs, it indicates one of these reasons: failure of the coolant temperature sensor or its wiring, fan start relay failure, damage to the drive motor wires, failure of the electronic engine control unit (ECU) and several others. But from your description it seems like the fan might be running all the time, if it starts up when the engine starts. I have left it going for over an hour and still was going. It controls both fans only when the key is in the "ON" position, but the engine is not running. Verify The Engine’s Temperature: May 19, 2022 · Why Does My Radiator Fan Keep Running. It started last summer where occasionally the what I believe is the radiator fan won’t shut off even after the car is off. Oct 4, 2022 · 2016 Ford F150 Fan Keeps Running After Car Turned off If you’re driving a 2016 Ford F-150, you may have noticed that the fan keeps running after you turn the car off. Thoughts? Jul 31, 2013 · now if the a/c condenser fan relay fails and sticks closed it will cause both fans to run in low speed mode because the condenser fan motor is grounded through the radiator fan motor. Feb 6, 2018 · 2015 - 2020 Ford F150 - coolant fan won't shut off after engine is off - 2016 f 150 2. Oct 14, 2020 · 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: Feb 27, 2024 · 2021 telluride and this happened to me as well. This is a design flaw that has been noted by many owners and it can be quite annoying, especially if you’re trying to enjoy some peace and quiet. To clarify, its like the fan to the air conditioner is on low, but the air conditioner is not engaged. Like today I drove home like normal and didn't sit in any traffic or ever drive it hard at all and the fan stayed on when I shut it off. 2) Fan widely oscillates rpmfull off, full on. Mar 21, 2013 · Q7 MK 1 Discussion - Fan Running on Q7 whe car is OFF - So I have a 2013 Q7 TDI. if the pcm is commanding the fans on they could be Mar 15, 2023 · The fan can run when the ignition is off if the engine coolant is still too hot. 8 liter engine. Is it the ECU or the relay ? 95% of the time its the relay gets stuck. Unplugging Aug 5, 2011 · I have a 2004 S80 2. They should run anywhere from 30secs- to a couple minutes. 3. If you encounter a situation where the radiator fan remains on after turning off your car, consider the following steps: Wait. Electric fan and apparently pretty quiet. Here are a few reasons why your radiator fan might keep running even when the engine is turned off: Car Overheating. Aug 31, 2013 · The radiator fan on my 2010 Hyundai Santa Fe keeps running after the engine is off. IT HAS DONE THIS BEFORE BUT STOPPED THE FOLLOWING DAY. If the fan keeps running, it has to be an internal failure of the "resistor" keeping the power MOSFET(s) on, and not the CCM, which will have no power supply. Bad Cooling Fan Control. But what happens if the car fan is running after the engine’s turned off? Mar 30, 2010 · Sometimes when the car is off the fan starts up and is quite loud if in a car park etc, also when stationary in traffic the fan will just start up unexpectedly. First time this has ever happened was tonight and it is 0 degree out here. How to test this it's simple. Today weathers was between 31f - 50f so pretty cool outside. Faulty cooling fan relay. The LOWER RIGHT fan is the one that won't stop while the UPPER LEFT one has stopped. It killed my fan and the car started overheating. 0 HDI 307, the fan doesn't always come on though. I have this issue that comes and goes . Jan 28, 2019 · On my way back home I noticed the cooling fan was really loud and the car wasn’t overheating nor was it warm outside. If only 1 fan comes on and runs like it is ready to take off, it means the other fan is dead and needs to be replaced. The fan runs continuously until I restart and then turn off the car (sometimes it takes two or three times). Cooling fans are able to stay on until the set parameters as it pertains to coolant temp are reached, it's a built in protection mechanism so that you don't have hot cooling just sitting in the system on a hot day or if it was running hot and hard. I just went on a trip that was 2 hours each way and when I got back this happened. This article will explain how to fix this problem and stop the annoying fan from running. Sep 12, 2009 · I had this problem and replaced the regulator - no good Still runs when I turn the car off. If I close the car with the beeper or open or close any door the fan start running even with the car is cold. Apr 9, 2016 · My fan continues to run for a good 5 minutes after I shit my car off sometimes. Are you probably concerned that why does my radiator fan keep running? There are many things that can happen to your Feb 11, 2024 · In this article, we’ll explore possible reasons why the radiator fan of your car may remain on when the vehicle is off and how to address the situation. Apr 25, 2023 · The cooling fan in a car might continue to run after the engine is off due to normal operation, a faulty coolant temperature sensor, a malfunctioning fan relay, damaged or corroded wiring, a faulty fan control module, a faulty ECM/PCM, a bad thermostat, or a coolant leak or low coolant level. However, when A/C using then cooling Fan start and running continuously after the A/C is closed? Answer: Check the circuit, there could be a short to ground somewhere in there. Apr 29, 2017 · Hey guys came home today. The car’s radiator fan is there as a back-up. Fan went off. It will malfunction if the moisture makes its way into the ECU. Dec 10, 2021 · 2017 2. No idea where to start please help! 2008 9c1 Chevy Impala Mar 23, 2022 · Got the car back and within days I noticed the fan running and the break lights on after parking, turning off, and locking the car. 3L. Mar 27, 2021 · Yep, the radiator fan. May 13, 2023 · Does your 2014-2018 Chevy Silverado, GMC Sierra, Suburban, or Tahoe radiator fan keep running? Here are the symptoms: Fans keep running, air conditioner stop Had and issue with my Passat fan would continue to run after car is off and cause battery decline this is the fix Nov 1, 2022 · If the radiator fan keeps running even when the engine is not on, it may be caused by a wiring issue. Turned off the car my 1 fan to cool the car stayed on so i figured it was normal. Today, out of the clear blue, turned off the car and heard a very loud noise coming from engine compartment! It sounds like a cooling fan that is very noisy and continues to run for at least five minutes after shutting off vehicle. The cooling fans keep running. After replacing the battery, it started right away. Oct 23, 2018 · The phenomena you are seeing: Coolant Temp gauge pegged minimum, radiator fans at full blast (and keep operating after the engine is shut down), AC compressor not engaging = "Safe Mode". I went to my brother’s house for a few hours and the car had a good chance to cool off, about 30-45 seconds after I started the car the fan took off to full speed and didn’t stop til I shut the car off. I have to unplug the batery to avoid get dead. Sep 6, 2021 · If you run across a 2010 Toyota Corolla and the cooling fans stay running, the air conditioning blower stays on, the keyfob stops working and the headlights stay on all with the key out of the ignition switch, then disconnect the steering angle sensor located on the steering column. May 5, 2022 · How To Fix This Issue Of Fan Keeps Running When Engine Is Powered Off? If your cooling or radiator fan keeps running even after the engine is powered OFF, then it could indicate a problem with the relay system. When I turned off the car, I noticed the Rad fan was still on. It runs on a thermostat after the car is off to keep the coolant from boiling off. ECU signals as if the engine is overheating. I know it is normal for a fan to run after the engine is off for further cool. Sometimes when I turn the car back on, then turn it off right away, the fan goes off. May 3, 2019 · She mentioned for the past few days, one of the fans under the hood runs after she shuts it off. Feb 17, 2021 · 2014 and newer chevy silverado 5. In this article, we'll explore the common causes of a radiator fan that keeps running when the car is off, how to diagnose the problem, and the steps you can take to fix it. Did a hard reset by unplugging the battery and now it threw 9 different codes. It is a fantastic car and makes me smile every time I drive it. Didn't you ever get told if the car radiator temperature climbs due to a heavy load and high temperatures to turn off A/C, stop, and allow the car to idle? That allows the radiator fan to cool the water with no load. Sometimes when it won't go off I have to go under the hood and take out the fan relay (relay 1 or 9, not sure) leave it off for about 5 min and then when I plug it back it, the fan stays off. If the fan runs longer than a few minutes, you may have low coolant levels, a coolant leak, a faulty cooling fan, a damaged radiator, or an overheated engine. The most common reason for a radiator fan to keep running is because the engine is overheating. Let’s examine these answers one at a time: 1. Sep 20, 2019 · Twice (within the past 2 months), I have turned the car off and realized that the fan has kept running. Beyond this, there are several common reasons for why radiator fans keep running when the engine is Oct 22, 2013 · Our Chevy Cruze is a 2014 with the 1. You shouldn’t worry if the fan on your Buick Encore is constantly running. This has never happened before and it is Saturday night so dealer not open! 2010 Volvo XC60 T6 (59K miles) - Engine cooling fan won't shut off. Question: So when I get my 2008 GMC Acadia up to temp with AC running and when the cooling fan kicks into high, it blows my 30a fan 1 fuse. Again a faulty cooling fan can be the cause of this issue. It really enjoys cooler temps though, and I get the most out of it when I get up very early and get out before temps get into the 100's. This can be caused by a faulty radiator fan relay or a malfunctioning engine coolant temperature sensor. Sent from my Pixel 2 XL using Tapatalk Feb 3, 2023 · A car fan is designed to run for a few minutes after the engine is turned off. Jun 3, 2004 · The fan controller gets stuck in the ON position, and won't shut off. Oct 30, 2020 · It's fairly common for the fan to continue to run after the engine is turned off so it continues to draw air through the radiator and over the engine. May 29, 2008 · I noticed my cooling fans didn't stop running after I shut off the car yesterday. On our 1991 Civic and 2003 Accord and Pilot, the fan often run after car is turned off if car (and usually weather) was hot. Solutions For Buick Encore Fan Keep Running. Here's the original TSB. I started the engine and the fan kept running. Warrantee repair replaced fan and thermostat. I make sure to keep an eye on the temp gauge, and it never gets abnormally hot. I tried boosting it the other day (-40C weather), didn't turn over (tried it 4-5 times), so I replaced the battery. Why Does The Cooling Fan Come On When The Engine Is Cold? The cooling fan comes on when your engine is cold because the car’s climate control switch is on. Oct 13, 2022 · The work of your Chevy Colorado radiator fan is to maintain a cool temperature in the engine or under the hood. Sep 25, 2022 · But if the engine is off, the A/C won't turn on at baseline, which would result in warm air. Replacing a car fan generally costs around $550 to $650. May 30, 2022 · Additional radiator cooling should be activated only when the engine temperature reaches 90°C. To completely shut off the fan, I disconnected the battery (+). It's never done this before, up until the last couple of weeks. Mar 29, 2023 · It’s normal for a car cooling fan to stay running after the car is switched on for approximately 5 minutes. Nov 20, 2012 · Just to make sure everything is ok, run the car until it is warm and open the hood and watch (with engine running)the fans. Changed coolant temperature sensor to clear code. qn oj nn up ji ar jw rn vy qt