Maybe you mean your fans never turn off. The blower fan in your air conditioning is a separate electrical system from the cooling unit. fan still run when car turn off - Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. The new discount codes are constantly updated on Couponxoo. I popped the hood and saw a belt cycling around in the engine even though the power was off. It hasn't done this since owning it (three weeks now) and wondering if this is a fault (no engine mgt lights on though), or is it doing it because the weather has warmed up a bit so it's just serving its intended purpose. Modern engines heat up quickly and so too do the exhaust treatment components, some of which need to be hot in order to function properly. This time the fans … - Answered by a verified Auto Mechanic . That old marketing line, “smaller engines work harder” is true. Just noticed on my last two trips out that the radiator fan runs flat out for about 5 minutes after I've turned the car off. What could be the reason behind this? The first thing you need to realize is that itâs perfectly normal for your HVAC system fan to continue to run for a few minutes after the air condition stops. Driving a car with a dead battery can also damage the alternator. Having your air conditioner continue to run after youâve turned it off is an issue that youâll more than likely be able to resolve by utilizing the information here. Every vehicle I have owned since my 1992 Honda Accord have behaved in the same way, it … The fan will discharge the battery quickly if left running. This article will discuss a few reasons why your fan stays on after you turn your car off… When I shutdown the computer, sometimes the fan keeps running till the battery drains out. Twice now, when we have turned off the car the fan has continued to run after the engine is off. Battery: Provides power necessary to start the vehicle, and powers accessories when the engine is off. Also, the fan will do this even after short 5-10 minute trips. Cold air is blowing under the hood. Some parts are more common than others, though. 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. Runs my battery dead . Best ring your dealer and check. 2014 Volkswagen Jetta 30,000 mi, Visitor. I - Pontiac 2002 Sunfire question Solution: To figure out where the problem exists, start the car and with the key in the ON position and the car running, turn off the key. I have not had this a month. keeps running with car turned off. They have been using this system since they went to the turbocharged gas engines.” This also explains why it is not necessary to idle turbocharged cars after you finish driving to let the car cool down. And after that laptop won't even turn on ! I popped open the hood and didn't see anything strange. Engines are complicated machines that combine liquid and air cooling to keep the engine and associated components at their optimum temperature. No success NB: the fan was still running even when we removed fuse 19 controlling the radiator fan it is not necessary to idle turbocharged cars after you finish driving to let the car cool down. The sounds these make can be heard easily as you exit your vehicle and walk away. Couldn't get them to turn off until I pulled a couple of fan … The car was in park. Since your description has more than one possible answer. The cause of this problem can be the result of a number of possible issues including extreme temperatures, a broken thermostat, a faulty relay switch, or even a damaged short circuit. I am guessing it is a bug. Why wont cooling fan turn off? That turned everything off including the radiator fan. Does it run on the same speed that the dash control was set when you shut the car off? Just noticed on my last two trips out that the radiator fan runs flat out for about 5 minutes after I've turned the car off. It's never done this before, up until the last couple of weeks. Now about 15 or so minutes after getting home I decide to go outside to enjoy some of the nice weather when I walked past my Traverse in the … Not all new cars make this sound. Air conditioner is turned off but fan keeps running. Why? - 144 reports. I had turned off my car and gone into the house after driving home from work (17 short highway miles). Itâs important to note that if you have your thermostat selected to the âonâ option, then your blower fan will run continuously. This is normal and this sound hard to predict. RedShift. Honda Accord: Why Does My Fan Keep Running After the Car is Turned Off? If you have tried the other solutions posted, check the coolant temperature sensor (there may be more than one) - depending on the vehicle, a sensor controls the fan either through the ECM or directly, via the fan relay. The vehicle won't start at all, or will crank slowly. 20,000 miles and still under warranty. IF you shut off your Honda Acura and the cooling fan keeps running? The temperature here is ~74 and the car is in the garage, out of the sun. Xbox One still running after shut down Hey, I turned off my Xbox and the fan could still be heard for 10 minutes, it even beeped twice before it finally stopped, I turned my tv back on and it didn't display anything. I am wondering if the dealer turn ON the "afterblow" setting while they did the work on the ignition switch replacement. This is normal in many vehicles, such as BMW or Mercedes-Benz. With engines having aluminum and other metals in contact with one another that heat and cool at different rates, and which have different thermal expansion rates, managing the temperature changes is more important now than ever. Draines battery. Tonight when I got home I turned the van off, but the fan is still running. For your heating running constantly, make sure to test between RH and W/E. I have found this will stop the fan. After run is different than an electric fan. If your car uses a blower motor controller, it can keep running the blower motor after you shut down the engine. However, if you want to save some money, change the filters yourself. My Honeywell Thermostat Says Wait: What to do Next? The operating components in the cooling fan circuit include the cooling fan fuse, relay, coolant temperature sensor and the computer. This lasted a minute or so that seemed like an hour or so. Solved! 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. We called the Rodeo Ford dealership (where it was purchased) in Goodyear, AZ. I turned it on and off a few times and it stopped. In fact, some cars do that and some don't - I don't know which camp yours fall into. I turned off my car, but it sounds like the fan is still running. It's been couple of weeks now that I noticed after I parked my car in an enclosed garage the fan is still running. This feature is to provide increased circulation in your home. We reached out to Volkswagen repair expert and owner of Brian’s Garage, Brian Mushnick, to ask about how turbos are cooled after a car shuts off. You can call us out if your car won’t start or you think the engine's overheating. The sound can be quite loud and can also end with a sort of final tone almost like a click or clunk. You park your car, turn off the ignition and start walking away. The fan will stay running and the only way I can turn it off is by unplugging the fuse for it in my fuse box. Car Doctor Q&A: Is It Illegal to Reset Your Oil Change Indicator. Its not happening always but It does happen. I got back in the car, turned the key to start it again, and then turned it off and it stayed off. Many modern engines are smaller. Listed below are the 3 most common reasons why the blower fan continues to run after the system has already turned off. --or does it run at a certain speed and turn off after that 5 or ten minutes? I was told to let the battery die and charge it in the morning and all should be fine. That’s why it’s best to take your car to a garage. Try … My cooling fan in my 04 grand caravan operates when the vehicle is turned off and while it is on as well. This includes things like: Most HVAC companies will do all these things for you. Your car fan will run for a few minutes after you turn off the car then turn off. Then I have to keep pressing power button and power off the laptop. Accessories is when the engine is off yet electrical power is still fed throughout the car(which is why the fan still functions, and the radio, and often the power windows). Some cars are designed to have the fan run for a few minutes after you turn the car off. I seems to be an outside fan though. It wasn't over-heating and none of the gauges were off. A loyal BestRide reader recently purchased a new 2018 Mazda CX-5. Also, it may come on after the engine has BEEN off. Is the fan running after the engine has been turned off only supposed to occur on the turbo and/or diesel models? Once outside the car, she could hear a fan running in the engine area and asked us if this is normal. Fan continues to run when I turn off my car. Lights will typically dim, and the engine may die. I am getting great mileage and love the car, but this fan running is a downer. When I turn my car off, it continues to run and will not shut off. 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