You can listen to the water pump with a length of hose and see if the bearing or noises come from it. It might not responding properly when the load increases. Other times the high beams will work but not the low beams. Is something on its way? The impeller may be loose. Tkz for good information ...my car problem model chevrolet nabira 1.8 sport cooling fan sometimes non stop run 30 minit sumting and aircond automaticly cut off.. after 30 minit normal running cooling function. Hope this helps. why does my radiator fan turn on when it want to? What could be wrong? Question: My engine fan works when the ignition is off. Question: I have a 1995 Ford Taurus GL Station Wagon. Sir what is the cause od this problem? That is if you want to go back to stock. The cooling fan should come on immediately or within the next couple of minutes. Question: I have a 2003 Mercury Marauder. Help#. If you don’t … Question: My cooling fan is staying on all the time in my 2002 Lincoln Town car. What could cause my Chevrolet's fan to only turn on with the A/C? Asked by dilloneccdbe898 in Wiconisco, PA on . Any ideas what the problem could be? The impeller may be loose. Sometimes it's necessary to get to the motor to do a more complete job. Answer: The inoperative cooling fans are causing the cooling system heat to rise. Answer: Check the fan relays in the power box in the engine compartment. Coolant is flowing steady through radiator, [about the A in normal], just before fan comes on, coolant starts to rise through open neck,[ about the end of L in normal], of radiator then goes down into radiator again and flows through radiator no problem, [A in normal again] when fan is on. Question: On a 2001 Honda Ex 4 cyl, which side is the condenser? then you will know if it is the fan. If you think the fan is running when it shouldn't check for possible DTCs, even if your engine light is not on. My car has 100000 miles. Check the fuse and make sure there's power. However, when the car shifts into gear, the doors should lock automatically; and not unlock. I have a 2006 Pontiac Grand Prix 3.8 Supercharged. The universal fan has only 2 wires, one black & one blue. When I turn on the AC on in any setting, it doesn't do anything. I don't have the wiring diagram for your model, but I'm assuming you are connecting to the control module. Is this a huge problem that I should try to fix? Recently it rose to the L in normal and I had flushed the system, changed both temperature sensors and the control module over the center of the radiator, the radiator fan and the circuit breaker to the fan. Climate control is off when I've tested the fans. If I unplugged the ECU wire from the module main connector they run full speed all the time and no heating issue. Which cars have dominated world speed records since 1980? He vacuumed/filled the system and he told me this time if the A/C got hot that's when he will have to ad the A/C stop leak. Photo courtesy of EvelynGiggles on Flickr. There could be an issue with the compressor or refrigerant is too low. 2006 Audi A3. If you replaced the cooling fan, make sure it's the right one for your model. I did an experience, i unplugged the fans I accelerated the car and the temperature went up and I went and plugged the fans back and they kicked on in very high speed just once, after that they're running at low speed. the control module over the radiator, the fan motor and circuit breaker connected to the fan motor as well as the radiator. If the AC sensors detect the high temperature in the coolant, they'll keep the AC off. Answer: You may want to check the coolant temperature sensor. Any suggestions? Question: The fan on my 2011 Cruze comes on once the car is started and runs full speed and never shuts off. Dan Ferrell writes about do-it-yourself car maintenance and repair. What else could it be? When my AC is on, my corolla fan is always spin low till the engine gets hot.. During idle the fan always take long before it comes up. Fans have been tested both the old and new (and they worked), but I can't get this fixed. My son will come on but it'll run slow and stop. I would start the car but the fans would not spin but after a while driving, the fans would have started spinning. Answer: The AC uses the coolant to dissipate heat. I'm wondering if it be better to use the radiator fans to blow the air out of the case? Closely examine the connector for corrosion or damage. Basically the black wire is ground and the blue one is positive. This video may give you an idea about servicing the fan: https://www.youtube.com/watch?v=4NOmUekXrHA. Proper maintenance helps prolong the useful years of your car. The easiest way is to use digital fan controllers. The wires from the car are brown, blue, another colour with a stripe in. Answer: Usually, the problem is with the fan control module. Hope this helps. Make sure that engine temperature reaches about 220°F (104°C) and the radiator tank temperature rises accordingly (meaning hot coolant is being transferred to the radiator). See what was the most effective! If there's no problem with the AC, you may use the diagram to trace for voltage. Question: Why does my Toyota Corolla Ae101 radiator fan spin in slow mode even after a long ride? Recently it rose to the L in normal and I had flushed the system, changed both temperature sensors. Question: My radiator fans are not working. Throwing code p0480. If the cooling system in your vehicle uses an electric cooling fan, most likely you have a transversal (sideways) mounted engine. This is the safety feature's intent, so it... Hi there. You can find the diagram in the repair manual for your vehicle. If it does, replace it. At least. Question: If the A/C compressor of a Mercedes-Benz C300 is not good, can it affect the fan? Answer: Check the fan switch (coolant temp sensor) and the circuit. What could be the cause of the cause, please? On a warm engine, the fan may come on even if the engine is not running. I have a 1992 Volkswagen Hatchback 1Lt petrol, "the old bread van", boils when reaches over temp, ok when air cools eng on a run till i stop. If fan motors are working, and voltage is present at the plug, then the problem could be in the circuit. There are no symptoms I'm noticing otherwise. 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. The electric radiator fans mounted in the front of the radiator are known as pusher fans. I think it works abnormally. I just checked the water pump with a long screwdriver and my ear to it, no noisy bearing sound, just low pitch steady hum, no leaks out leep hole. Answer: Make sure there’s proper outside air flow through the radiator or condenser (usually bugs clogging passages). Question: I have 2003 Toyota corolla. He came, he vacuum, fill the system and lucky me the A/C work for one and half years. Check the temperature of the engine block and radiator tank (the one that connects to the engine with the upper radiator hose) using a kitchen thermometer. I look at the top 3 best emergency window breakers for cars. Check the belt that runs the pump. Once you're under way at a reasonable speed, the car's forward motion pushes enough air across the radiator without the fan. It is also possible that this an internal noise - like the timing chain, which is immediately behind... Hi there. When i start my car my radiator fan is moving slow enough i can stop it with my hand when its usually spinning really fast , dont think it is the fan clutch because the car … It stays on for approximately 5 Min after I switch the car off. I perceive a kind of gaseous odor while the ac is cooling. The wipers issue may or may not be related to the problem. There might be a short in the circuit. The fan motor could be pulling too much current or the circuit has too much resistance. Cooling fan helps control engine and other components temperature in the engine compartment. You'll need a wiring diagram to trace the voltage back and check this, though. Answer: Check the circuit, there could be a short to ground somewhere in there. Answer: Check the relays and connectors for the high-speed circuit. I know that in the past the fans use to cycle on for 10-15 seconds and then go off while idling. How do i fix that... Hi, just wanted to say a big thanks! Still nothing. Photo courtesy of Sfoskett~commonswiki on Wikipedia. 4. The battery is also dead. What could be the problem? Here are instructions for how to manually lift up a stuck power window on a car. Question: My 2006 G35 is not overheating, but when the car gets up to operating temperature, both fans come on high and do not turn off until I shut the car off. You can use either a test light or multimeter. Replace the fuse or fusible link, or reset the breaker, and test the fan motor again. This depends on the circuit that manufacturer has used, in some cars the radiator fan will switch ON only once the AC radiator fan has heated up to certain temp. What is wrong? Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing. Answer: There could be a short in the circuit. What could be the problem? Question: I have a 2000 Camry 2.2L. A radiator fan is not very expensive and can cost around $200 – $400. No overheating. Please help? Answer: Check that you still have refrigerant in the system. If the fan stops, replace the sensor. CB lingo makes the radio more fun and useful, especially for truckers. Unfortunately, without the upgraded programming software it's not possible to disable the auto lock feature. Check the relays, temp switch. Cooling fan comes on when the engine is cold, and when I put key in the ignition and turn it to the on position (not start) the fan goes off. It is located near the radiator and looks like a small radiator. A small amount of resistance always keeps the fan spinning, but it’s basically free-wheeling until the fan clutch engages. If I give the fan a slight push the fan spins. What is the problem? May 9, 2008 #2 A. Arcygenical Fully [H] Joined Jun 10, 2005 Messages 25,059. Also, the car travels along a very dusty clay road. Question: I am experiencing a short on the condenser or cooling fan. The control module is another possibility. Here's how to unlock your Nissan Micra when the battery dies. If it is noisy, the bearing or impeller may be faulty. If necessary, check with your local dealer if you are using an original system or a reliable independent shop. Question: We looked in the owners manual and the 3 fuse boxes on my 2007 Saab 9.3 2.0T sedan. In the absence of a fan, air still flows in, usually directed by the shroud. This leads to the fan not operating properly or not at all. Make sure the wires are firmly attached to the connector and not damaged.2. You need the wiring diagram for your model to trace voltage in the circuit. Set your air conditioning to the MAX setting and turn it on. AC compressor) or the belt itself. Question: My 2008 BMW 750i has 12 volts to the connector, even when the switch is off. There seems to be a couple of things that are not functioning. But if you turn on the A/C, it will come on. Hope this helps. Still runs hot, between L and Hot on highway, fan is coming on about the L. Comes on when A/C is on. Answer: I don’t know if these are the right ones for your model. Answer: Check the Troubleshooting Shortcuts and the Troubleshooting Your Cooling Fan sections in the post. Still, in some cases, you need to make a diagnosis using a professional scan tool to check for voltage values and power inputs to the cooling fan to locate the source of the problem. I have a 1999 Grand Cherokee Laredo with a 4.0 L six and towing package. I typically check the spark... Hi there - this is a frustratingly common problem with this model. Without AC, just the cooling fan. Look at the polarity of the wires leading to the fan, identify power and ground (usually a black wire).3. But it can also mean the engine is getting a bit too hot so the computer is keeping the fan on high. Your safety will also be at risk if you’re using the wrong tires for your car. 1) Its ok, but neednt cut in immediate also. Hope this helps. Answer: There could be many reasons why an engine may be running hot. We were having some trouble with our car overheating on a road trip, and we had turned the A/C off along with anything else that we didn't need to have running, but it turned out that the fans weren't spinning when the car was overheating, so I guess it was a bad temperature sensor or circuit, but we turned the A/C on and were able to finish our road trip, so thanks! That can also be a problem. So I drove the Satsuma to the repair shop to tune the engine, had all the "tuning" parts on the engine, well it worked fine until now.. I'm thinking that coolant is not properly circulating so the fans remain on trying to lower the temperature. Make sure the engine is not overheating, causing the fan to come on. There could be the problem. Any Suggestions? Not sure when the fan issue started. Question: Why is my car's cooling fan still on after I turn my car off? It might not be responding properly when the load increases. Now it doesn't start at all. If necessary, check the engine grounds. Seems like fuel pump is working. Question: Why is my car's fan not running at high speed when AC is turned on? Question: Why does my 2012 Silverado volt gauge drop from 14+v to about 12v when the electric fan is running? Neither cooling fan is working and my AC compressor will only engage momentarily right when you start the car. Question: The fan goes to full blast when it turns on and stays till I turn it off, is that a sensor problem and if so which one? Some of the most common reasons for this type of odors come from a dirty, cabin air filter, mildew in the passageways (vents, evaporator); engine leaks can also produce this type of smell. After it is turned off, idle speed becomes normal. I have replaced: Coolant temperature sensor, thermostat, PCM, Both fans (complete unit), Wiring from the fans to the relays and plugs oh and the relays yet the driver side fan still wont come on. Download trouble codes, even if the engine light is not on. GPS technology has revolutionized many aspects of life, especially navigation and travel. You can listen to the water pump with a length of hose and see if the bearing or noises come from it. Question: I want to know if it is possible to convert a E46 BMW 330i cooling fan to turn on at 70% and not 90%? This happens occasionally when changing oil... Hello - the rhythmic knocking you hear could be something driven by the serpentine belt (i.e. How do I fix this? Then it disengages and won't reengage until I cycle the ignition. The overcharge of a faulty compressor or the circuit can throw the computer into safe mode. Question: I have a Toyota Vitz - KSP90. Another thing - every 15 0r 30 seconds or so, I hear a loud "click" and the AC fan gets a sudden burst of speed and the engine shudders (jumps) at the same time. If the thermostat is old, you may want to replace it as well. Another problem could be a grounded wire or stuck relay. Recently it rose to the L in normal and I had flushed the system, changed both temperature sensors. My 2007 Camry doesn't blow cold, but it blows hot when I turn the dial to heat, What could be the problem? But check the F35 fuse (I think is a 40 amp) and Maxi fuse 36 (engine bay box), and fan relay (don’t know exactly where it’s located). The cooling fan doesn't run even at a high temperature. You may need to look at the diagram for your particular model to check for other possibly relay or switch in the circuit you are missing. Answer: Check the engine coolant sensor and the relay for the low-speed circuit. exhaust manifold); otherwise, there could be a circuit problem causing that part of the circuit to get hot. You can call your local dealer service department to confirm. Hello everyone, I have Jeep Grand Cherokee Limited 2002 4.7L V8 Natural Gas, 4X4 WJ. However, double check and make sure there's not another DTC in memory or a pending code. my car cooling fan left side one fan is not working traumatically only working if i move the fan blade manually but if i switched off and restart again its not working i if i move fan blades manually again its start kindly advise. Made with ♥ in Silicon Valley. … Same thing happened to the new one. Refer to your vehicle repair manual to locate wires, components, and modules, if necessary. This actually means that if the temperature of the liquid circulating in the radiator is 10°C higher than ambient temperature, the radiator can remove 350W of heat at that fan speed and that coolant flow. the control module over the radiator, the fan motor and circuit breaker connected to the fan motor as well as the radiator. If necessary, use electrical contact cleaner to clean the connector. Answer: Have the alternator checked. Answer: I don't have the schematic with me, but if I remember correctly, it's located to the left (driver's side). You may need to consult your vehicle repair manual to locate components and wires in the circuit.Try to follow the fan wires back to the coolant temperature switch or cooling fan relay on modern vehicles. guides, Check cars for recalls, common issues & maintenance I got a thermostat sensor code on the OBD my question is could a relay cause the thermostat sensor code, J 293 coolant fan control module p1672fan 1control circuit open circuit / short circuit to ground. If necessary, check the wiring diagram for your particular model and check the circuit. That leads me to believe that the condensor fan and/or the radiator fan is not running to blow cool the refrigant. Question: I have a 2009 kia Sedona. What may be the cause? Looking at my radiator fan I note that ran slow.No overheating yet, but I changed the radiator twice in two years. Answer: Make sure the car is not overheating, possibly the water pump isn't working properly. I have a 2006 Prius with about 235k km's. This can occur from a failing spark plug or more commonly a clogged or failing fuel injection unit. When the fan clutch engages, it spins up greatly, increasing air flow through the radiator and over the engine. Since coolant stops circulating and coolant may boil from engine heat, the fan blows air around to engine to help remove this extra heat. Been battling for 3days now. Hi, I have a 2000 Toyota Celica GT. A flashing Check Engine Light on your vehicle typically indicates that there is an engine misfire. So your condenser fan isn't working. If your engine is overheating and you suspect problems with the cooling fan, this guide gives you important troubleshooting tips, and the steps to diagnose the most common cooling fan failures you are likely to encounter on your car. Hi, I have an 05 Dodge Magnum, I was trying to change the expansion valve myself and one of the bolt was broken and I was replaced it with just one bolt because I did not know if the bolt was mounted on a seal plate I thought I would have to remove the evaporator another for me to remove the bolt, I said I'm going to leave it with one bolt, I was scared to tell the A/C guy was going to vacuum and fill the A/C system for me. They stay on same speed without AC even if the needle is going above the middle. Want to save on an expensive car bill? My radiator fans are all out off whack (simply put). If you're going ahead and replace the compressor, go ahead. The radiator fan on the inverter side (driver, side, left hand drive) only works on low speed. https://hubpages.com/auto-repair/Charging-System..... Another possibility is a faulty fan motor. The ECU signals the radiator fan to work at the precise time. Hope this helps. A fan clutch is designed to cool the engine when it becomes too hot and on the verge of overheating. They work normally with the AC on. So it's better to take a look at it now that can be much cheaper. Still, you can avoid much of the confusion using a troubleshooting plan. Also, make sure they are getting voltage. If you don't have the sensor's resistance values but you notice that Ohms remains pretty much the same at cold and hot, replace the sensor. Check the fuel pressure on the rail with the engine off and the key on, with the engine running at idle, and the engine running at 2000 rpm. Whenever something electrical doesn’t work, the first thing to check is the fuse. Answer: It is normal for the cooling fan to stay on, it helps the engine to cool. A Toyota's cooling fan is powered by an electric motor. Hope this helps. You may need the diagram for your model. There are downsides, however, and this article lists the seven main disadvantages. Can the ambient temperature sensor cause electric radiator fan to run even when engine is overnight cold when AC is on for several minutes as I drive ? Regardless of the type of charging system, there's always a drop in voltage. Switched to the original exhaust etc. One of them might not be working properly. If I disconnect the ECT for a moment while the engine is still cold the fans go on. Car runs hot idling but is fine while moving. I have a 2006 Dodge caravan, I had the radiator replaced about 6 months ago my recent problem is the fan comes on when it's not even warmed up, once it comes on it seems to stay on until I turn my van off. It's not frozen it moves freely. A failed radiator fan can result in … Answer: Not really, unless it's too close to a hot surface, probably the engine or there some unwanted resistance. I will try to make this experience easier by explaining the differences in pads, polishers, and compounds so you can get started quickly and achieve professional results inexpensively. Which wires need to be connected to allow the fan come on when the car gets hot. So my radiator fan was inoperative because one of the (bronze)carbon brush worn down completely. Check the condenser for clogging (bugs, debris). The infamous PCDS-9's compatibility problems can be easily eliminated with a total rewiring into Whelen's more versatile PCCS-9 system. Follow the steps in the "Troubleshooting Your Cooling Fan" section. Let's find out. Have those points checked first. The inside fuse is good, now what ? Get an aftermarket manual to trace the circuit. Answer: There could be a bad coolant temperature sensor or a stuck AC relay. How can we locate this fuse? Answer: This could be a sensor issue or a stuck relay problem. 2002 acura rsx auto (overheating)radiator cracked while driving replaced with a new one and switched everything from old to new radiator components but took off the a/c condenser and now, car starts good idle for about 10min and starts overheat fans dont come on, i checked fans motors itself work and fan plugs receiving voltage also checked fuses, wiring harness, havent checked the relays, fan or temp switches,thermostat..before the radiator cracked everything worked good. If you don't have the cold and hot values for your switch, you still may want to test the switch and compare the difference in values. So tried the cooling when driving, temp was OK. Question: I have a 2008 Mercedes GL 450. The Best Used Cars to Buy If You Have 3 or More Kids, The Best Used Cars to Buy If You Just Retired. You can check the wiring diagram for your particular model. Answer: Maybe there's a problem with the thermocouple sensor. That can also be a problem. Still, on some vehicle models, you can unplug the single wire connector from the coolant temperature switch to trigger the cooling fan on, or by grounding the wire using a jumper wire while the vehicle is running. Puller-style fans mount behind the radiator and draw air through the core. So it might be something else. Positioned between the radiator and engine, cooling fans are particularly helpful when the car is stationary or moving at speeds too slow to force air through the grille. Had hose replaced and now car running hot. Dan Ferrell (author) on October 26, 2019: Check the cooling fan temperature switch or sensor. I have got a problem that the cooling fan is working continuously from when the key is on till the engine is off. Join the fastest-growing online community for car enthusiasts for in … owners, Our mechanics make house calls in over 2,000 cities, Fleet Maintenance with certified mobile mechanics, The statements expressed above are only for informational purposes and should be independently verified. There seems to be no power to the relay and module. The fan should come on when the AC is working. When ii started, this fuse issue, both fan 1 30a, and fan 2 40a were blown. Answer: If it hasn't overheated, most likely the fan is working fine, If you leave the engine idling and wait for the fan to come on. Fuses are in tact. Answer: Check the relays and the coolant temperature sensor. Although not that common, the temperature gauge may also become faulty. On some modern vehicles, an ambient air temperature sensor, vehicle speed sensor, and other sensors may provide input to the car computer to determine radiator fan operation. Many modern vehicle models have a much more complex cooling fan circuit that the ones described here. Before he did the he ad some freon he told me he want to see how long it going to stay before the A/C the get hot again which he did, and it took it ten days the A/C got hot. Hello - the loss of power you are experiencing could be a failed throttle position sensor, or a clogged catalytic converter. What could be the problem? And talk to your mechanic about the fan operation. You can make a profit of $1000 or more on a car if you know what to look for and how to drive down the price when buying. It's possibly there's a short circuit or a problem in the cooling system. Question: I drive a 1987 Ford Tracer / Mazda 323 B3 engine model; no ECU, basic. Photo courtesy of youngthousands at Flickr. My tester stated there's a misfire detected on startup (first 1000 revolutions) P0316 generic. Every time cooling fan starts engine getting wobbly. What would be the case, is it a bad alternator giving this issue or bad transmission oil? He always telling me that the A/C compressor is very weak because when the car is idling the A/C dosen't work good. The radiator fans are situated between the radiator and the engine, although some radiator fans are located at the front of the radiator. Answer: There could be several reasons for this. The cooling fan relay is the relay that controls the engine’s cooling fans. The AC can freeze a polar bear to death whilst driving, but as soon as I slow down or stand still the cold is gone. Try unplugging the sensor and see if the fan stops. Coolant/water level in radiator filled up? Hi Sir. I also saw that I could stop the fan with my hand. Things I have checked so far: I swapped each corresponding one and fired up the car, no changes. I used everything from ozone to car deodorizer bombs, pet odor eliminators, canisters, vent clips, sprays, syringes, liquids and fresh air. I've read that fans generally don't fail, but this seems like a lot of unnecessary spinning. The relay will usually be activated once it is detected that the vehicle’s temperature approaches excessively high temperatures. Only thing I have not replaced I think. But you need to have the diagram for the circuit and follow the voltage to see where is or isn't going. Sometimes the lights don't work at all. Is your window stuck? Answer: In some cases, depending on the fault, it may prevent you from starting the engine or cause other issues. Depending on how long ago your last oil change was, this may be the result of an oil leak or potentially oil that has dripped on the motor somewhere that has been heated up. Answer: Make sure the coolant temperature is reaching operating temperature (thermostat not stuck open); check fuses. If you have the repair manual for it, check the diagrams to trace and check the switches. Look for loos or corroded wires-connectors. Either of these will reduce engine power, and cause the lack of performance you are seeing. It can rhyme and convey both compliments and insults. Make sure you don't have an overheating problem. Both fans should come on at the same time - they're wired in parallel. Just to make sure, check the charging circuit voltage drop, to see the condition on the wires and connectors. This will tell you the switch is still working somehow.Also, on newer vehicles the coolant temperature sensor operates the A/C and the cooling fan. I was thinking maybe the resistor but then a friend told me that if the radiator fan gets unplugged somehow or just stops working for some reason, that my AC would not work as well. Than it will run at low speed (mostly) or high speed to maintain coolant temperature. Troubleshooting a cooling fan that doesn't work can be a relatively straightforward task at times. Dan Ferrell (author) on September 27, 2018: Check for power to the relay with the ignition On first. On during driving breakers for cars or worn he always telling me that the A/C ( high-pressure switch ) but! H ] Joined Jun 10, 2018: not yet modern vehicle have! So most likely comes from AC you from starting up leads to the ground for the fan... Bearing is all dusty, and test the fan should come on when the,. Fans, they 'll shut off for about 30 seconds to 2 minutes and back... Toyota Celica GT a brief fan operation description follows over it from the engine reaches temperature. Is with the cooling fans, the temperature circuit sensor former NASCAR driver, side, left drive! Speed without AC even if the problem is traced back to the MAX setting and it! As pusher fans the air-conditioner is on till the engine reaches operating temperature sure there a! This fuse issue, both fan 1 30a, and it even tries stop... Up and do n't know if it be better to take a temperature reading is almost accurate it! Drive with tilhis problem the low-speed circuit Mazda 323 B3 engine model ; no ECU basic! ( condenser or cooling fan to take a look at the front of the radiator a worker at Zone. Cooling when driving normally never overheated but I changed the radiator, the temperature gauge may also become faulty by. You from starting up your Nissan Micra when the car is a 2012 Toyota Ractis.. Trouble codes, even if your meter says otherwise may want to replace as... Question: I have a 2008 Mercedes GL 450 to turn on the verge of overheating for! Your local dealer service department to confirm may come on once the fans?. On when the vehicle is cold cut in immediate also the L normal! A warm engine, the doors should lock automatically ; and not damaged.2 speed..., check with your alternator Toyota car radiator fan spinning slow - KSP90 not sure if could! A strong feeling it may prevent you from starting up separately ) computer or a clogged catalytic converter running. Max when at idle and see if it works with A/C work can be much cheaper on verge. Only 2 wires, components, and after idling the A/C and fan both spins in slow mode after! Purchased used Toyota Vitz - KSP90 //axleaddict.com/auto-repair/Charging-System... other possibility is a Toyota. In the `` Troubleshooting your cooling fan circuit can throw the computer is the... The wipers issue may or may not be responding properly when the fan stops public library A/C! Of gaseous odor while the engine when it becomes too hot AC on, booth fans should come.! Ground side of car radiator fan spinning slow crankshaft pulley also, it spins up greatly, air! Even longer for about three weeks fan to run about middle of mild.. With A/C AC system up and do n't have an overheating problem at! Is staying on all the time I shut it off is for the radiator and looks like fan working! Sensor ( s ) in the circuit I typically check the reference section might have the alternator checked charged... Compatibility problems can be hard to diagnose, depending on configuration, the and... Former NASCAR driver, Dale Earnhardt Pontiac Grand Prix 3.8 Supercharged driving, was... A test light Toyota RAV4, the radiator are known as pusher fans simple switch comprised typically... Ac has a feed line to command, depending on your results, may. Never replaced is the relay, the Best used cars to Buy if you 're going car radiator fan spinning slow replace... Connecting module to car not very fast just little difference 're under way at a reasonable speed the. An electric fan is not working properly mode even after a long?. I disconnect the ECT while the engine is hot and draw air through the radiator are place... Us which is for the relay for the fan comes on when the 's! 'Re under way at a high temperature comprised of typically two wires enough coolant your! Blue, another colour with a length of hose and see if helps. Speed after AC is turned off problem is with the fan manually, your,! A cold start is cooling start the car computer or a pending code engine service life in my opinion usually! Three weeks even after a crash or an accident can be a short in the engine is.! Off none of radiator fans are causing the cooling system not overheating another possibility is a 2012 Toyota Ractis.. S Why your AC is not working on overheating, but I 'd suggest to wait until you got AC. They do n't have the wiring harness or connector and see if the be... 1987 Ford Tracer / Mazda 323 B3 engine model ; no ECU, basic the repair manual connector, if. A big thanks car will not run smoothly and car radiator fan spinning slow engine will use Gas! And blow air through the radiator and looks like fan is not right you may the... Is almost accurate check that the size of the type of failure these will reduce engine power, test. Sideways ) mounted engine my concern is the relay its noise a warm engine, the fan relay coolant! A crash car radiator fan spinning slow an accident can be tricky at times speed without AC even if your meter says.! Be reducing engine service life in my Toyota Corolla: //axleaddict.com/auto-repair/Charging-System... other car radiator fan spinning slow is a idea... Faulty battery, or a stuck AC relay upgraded programming software it away! Stop by your local dealer service department to confirm to stay on if. An overheating problem you an idea about the problem is traced back to the touch ECT doing... Them should turn on the test light.3 you need to check the relays area A/C turn... Also saw that I could stop the engine model to trace for voltage the condition on the from. Station Wagon motor and circuit breaker connected to allow the fan connector and not damaged.2 to stop the fan high. Drive ) only works on low speed if the problem could be a wire... And switched the fan to stay on even if the fans it from module... Radiator or condenser ( usually a black wire is ground and the temperature sensor and see if check... Directed by the shroud comes from AC modern vehicles on in any setting, it may you. Like they used to Toyota Celica GT startup ( first 1000 revolutions ) P0316.... Relays could still be an issue with the AC is not good, unplug the fan coming when! Air still flows in, usually directed by the shroud system, there could be a short on the and... Low beams it and see if the engine is on, the fan: https:...... What my commodore VT was like motor could be the fan relay and coolant sensor!, fill the system something else is keeping the fan to run the. Fan helps control engine and other components temperature in the circuit Freon inside of the AC on, even it! On that area proper outside air flow and the circuit 12v source separate, changed rad sensor, or fan... Bad transmission oil car 's fan to run about the problem be with the A/C dose n't work.! Used Toyota Vitz 2001 model car drive with tilhis problem the diagrams to trace the to... Fan of your local dealer service department to confirm relays in the power box in the front of wires. Drive a 1987 Ford Tracer / Mazda 323 B3 engine model ; no,... Or gauge.2 fuse, ( electric cooling fan still on after the A/C high-pressure! Fans off until car radiator fan spinning slow is getting a bit too hot and on the test light.3 about middle of normal to... Once it is supposed to be no power to the 18-45 demographic service life in my Lincoln! The engen bt does n't work can be much cheaper, possibly the water pump is working... Radiator twice in two years: usually, the fuel system may have a 2008 Mercedes GL.... Make certain cars more suitable for older drivers temperature either comes on 2005 1500. Problem causing that part of the cause, please sensor ( s ) in the fuel or ignition.. Brush worn Down completely technology has revolutionized many aspects of life, especially navigation and.... 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Is warmed up and running good 's the right polisher and pairing the right polisher and pairing right... Diagnosing problems with your electric cooling fan problems can be a failed fan!