What could be the problem with my electric cooling fan? It is supposed to be in fast mode, right? The light stayed on. and when coolant temperature reaches 194 F (90 C). It remains engaged until the time when the cooling fans are meant to come on. I swapped each corresponding one and fired up the car, no changes. Now the 40a hasn't blown, and its currently 80 degrees out. What do I do next? Neither cooling fan is working and my AC compressor will only engage momentarily right when you start the car. Is this a huge problem that I should try to fix? 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. This guide walks you through some of the most common electric cooling fan problems to help you troubleshoot and identify the problem when the fan refuses to work, or works intermittently.On older vehicle models, the fan circuit is simple, and you may not have trouble locating operating components or the fault itself.Modern vehicles use the electronic control module (ECM-car computer), powertrain control module (PCM), or a dedicated fan control module (or both) to control the operation of the radiator fan, and can be little more complicated to troubleshoot sometimes.So, with newer vehicle models, it's a good idea to have the vehicle repair manual for your particular make and model on hand, especially with fairly recent models. Just keep in mind that your computer may set a trouble code for a malfunctioning temperature switchThe video at the bottom of this post gives you a visual guide to troubleshoot the temperature sensor and fan motor. 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. A/C will turn on the fans immediately with engine cold and keep them on. In other words, it takes a signal from the PCM to NOT run the fan. BOTH solder and electrical tape, for sure) at the point where you cut Fan turn-on at 185° and off at 170°. I checked each relay associated with rad fan or condenser fan and each has neighboring relay with the same specs. I also have EPS that can pull almost 40 amp in parking that is continuously powered but comes with ignition on. I changed the block temp sensor and relays and nothing changed. ... but it does not come with a wiring harness. When I got to him I explained to him what I did the very first time about the broken bolt, he told me if I told him he would not let me not let me do the job prior not to remove the broken bolt. Now backprobe the other wire at the connector. Could the problem be with the sensor and a dirty fan? Thank u. The cooling fans will run without stopping, but it starts with the alarm going off, then the fans start running. 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 ? Well written / explained! Answer: This could be a sensor issue or a stuck relay problem. Troubleshoot the switch.3. Auxiliary water pump is provided with battery voltage with ignition on. Question: I have a 2000 Camry 2.2L. Fans have been tested both the old and new (and they worked), but I can't get this fixed. But check the battery, there could be a bad cell, causing a discharge. Remove the radiator fan relay from the fuse and relay box on the fender well. Here is a wiring diagram for a 98 from the library. My Toyota Soluna 1997 5A-FE 2 ECM's Resistor, Diode and transistor burnt out , after replaced plug into Car Cooling Fan running immediately and Magnetic Clutch of AIR Cond not be operated then ECM burnt in same position excluded Diode (Engine can be start and running). Recently it rose to the L in normal and I had flushed the system, changed both temperature sensors. 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. The fan should come on when the AC is working. It seems that somewhere you created a short. The easiest way is to use digital fan controllers. Any ideas what the problem could be? an example of an "unsafe" failure as explained in this video: Hope this helps. Seems like fuel pump is working. Content will be removed if CarGurus becomes aware that it violates our policies. Question: I’ve replaced the coolant temperature sensor and switched the fan relays and still no fan. 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. Fan runs even after car has been cut off . Start and idle the engine, and backprobe the connector terminals with the test light. Check the harness closely, look for signs of damage to the wires or the connector. How much wear and tear is really going on if the fans stay on during driving? it is a good idea to get someone to check it out if you have a problem with the fan cooling system. Troubleshoot an inductive or Hall effect type crankshaft position (CKP) sensor using a digital multimeter. With the fuse out her turned over perfectly. If you suspect something is not right you may want to check the engine coolant sensor or switch. If necessary, use electrical contact cleaner to clean the connector. GPS technology has revolutionized many aspects of life, especially navigation and travel. The Radiator Cooling Fan Relay Contact (8) is normally closed, so They do if they are straight wired. If I give the fan a slight push the fan spins. If you think the cooling fan isn't working because your temperature gauge is indicating overheating, open the hood, start the engine, and let it idle for 15 to 20 minutes. Input appreciated. The issue with the fan staying on can be caused by several issues a faulty fan control module or a faulty thermo switch mounted on the radiator it self try to unplug the thermo switch and see if the fans turn off if they do is the sensor on the radiator we don't see too may issues with the sensor its usually the control module for the fans . I don't know if it is because it's spring time it's not too hot. Consult your vehicle repair manual to check the required sensors and switches. I tried disconecting the battery for a couple hours and it goes back to running normally, but this start doing it again after driving for a couple weeks. Dan Ferrell (author) on December 27, 2018: The usually won’t come on until the engine is at operating temperature (around 190 o 210 degrees). Question: What would cause my cooling fans to stay on even when the vehicle is cold? Install the inside toggle switch where convenient. 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. I turned the ignition to the second position and immediately the fan shut off. I bought this Expansion Valve kit he replaced, vacuumed and filled the system but he told me as he replaced the part that was for him the main cause of the leak, he is not going to ad the A/C stop leak yet. Peugeot 3008 1.6 2007 - fan staying on after switching off engine. I would concentrate on the water/coolant side for thread fit and shape, and maybe adapt the electrical side. vibrates with the motor, which could fatigue the wire or the crimp Try unplugging the sensor and see if the fan stops. Consult your vehicle repair manual to locate the switch, if necessary. I used everything from ozone to car deodorizer bombs, pet odor eliminators, canisters, vent clips, sprays, syringes, liquids and fresh air. Please post your experiences here after trying this diagnostic the Cooling Fan Motor (9) and the cooling fan operates. (7). Recently it rose to the L in normal and I had flushed the system, changed both temperature sensors. The answer is simple; there is something wrong with the fan or the cooling system. Hope this helps. I'm using the HVAC blower motor for the ignition source, its the one of the few circuits in the car where you can turn the key back and not have power. Question: I drive a 1987 Ford Tracer / Mazda 323 B3 engine model; no ECU, basic. connection at the receptacle. What should I do? Fixing: This is normal. Had the AC system checked. turn the key to "off" and "on" again, I am forced to With the ignition OFF, measure the resistance between the cooling fan Question: Why is my car's cooling fan still on after I turn my car off? straight to the fuse box under the hood to a hot plug 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. Diagnosing: If you discover that the Cooling Fan Motor (9) is operating whenever the ignition is in the on position, then either the relay contact is permanently shorted (Closed), or the … procedure as well as any additional findings, so others can learn. Make sure the fan belt (if equipped) is not loose; check the belt that runs the water pump; listen to the water pump with a mechanic's stethoscope or a length of hose. Dan Ferrell (author) on September 21, 2018: It's possible. 450 Report; GuruP9K1 answered 3 years ago I have same issue I'm driving Honda Accord 2003 model. The fan problem may be related to the expansion valve and the overall operation of the AC. In the cases where the I verified the engine is not at all, so I … Question: On my 2008 Toyota Highlander, the cooling fan comes up for about a minute and then goes off (mostly at night) without the engine being on and often runs the battery down. 104 views This is the reason why the fan run whenever the PCM is flashed. L/B on item 10. The cooling fan just stays on. Report . Question: We looked in the owners manual and the 3 fuse boxes on my 2007 Saab 9.3 2.0T sedan. Troubleshooting a cooling fan that doesn't work can be a relatively straightforward task at times. Replaced a blown 30 amp fuse. 1. One of them might not be working properly. Since I am using starter mounted relay for starter, the original starter solenoid is not used. If you don't have the manual for your car, check the reference section of your local public library. Replaced the AC Pressure Switch and that Then remove Answer: There could be a problem with the cooling fan control module. The fans also continue if I disconnecting the ECT while the engine is hot. Theoretically therefore the fan should NOT come on when the engine is cool and the ignition switch is turned on and since yours does this it would indicate a problem with the sensor, but the fact that your fan operated at two different speeds, partial speed at first and full speed once temperatuire comes up, is a complicating indication. Question: Why does my 2012 Silverado volt gauge drop from 14+v to about 12v when the electric fan is running? You may want to take a temperature reading of the engine block and inlet radiator tank once the fans come on. Question: My aux fan is not working, how should I fix it? and the ignition key is in the on position and the cooling fan is still Question: I have a Toyota Vitz - KSP90. At least. The mini copper fans should speed up the process of cooling by driving fresh air into the radiator. On older vehicle models, just wait about 15 to 20 minutes for the engine to reach operating temperature. 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). Answer: I don’t know if these are the right ones for your model. Ideally, when the vehicle moves, the forward induced air allows to dissipate the heat of hot engine. If your cooling fan runs continuously, check the fan relay or cooling fan temperature switch, or engine coolant temperature (ECT) sensor. Signed: Father with daughter I turned the ignition to the second position and immediately the fan … The cooling Fan switch in 98-2000 Corolla is located in the thermostat Question: The Engine overheats but the relay is not picking up. Haynes makes good aftermarket manuals. After that I started to smell the Freon inside of the car and the A/C started to blowing hot air. If there IS voltage but you do not feel a Do you think the fans need to be replaced or not. raiderator not was leak.i thought coolent sencor problem today i changed coolant Answer: It's possible the fan bearing is all dusty, and the brushes are sticking. So your condenser fan isn't working. It has two fans, the Radiator fan seams fine. I will of course check to see if the radiator fan comes on when i start the car in the morning when cold to rule anything else out ( as i've never know of a radiator cooling fan to come on when engine cold ) failure point is the end of the harness that connects to the cooling fan It doesn't happen all the time. What may be the problem? If the cooling system in your vehicle uses an electric cooling fan, most likely you have a transversal (sideways) mounted engine. Before going into the necessary steps to troubleshoot the fan in your vehicle, though, a brief fan operation description follows. The first long post above refers 87 (red wire) connects to the positive wire on the electric fan. Answer: I don't have the schematic with me, but if I remember correctly, it's located to the left (driver's side). What else could it be? has an open between those two points. Also, you may want to check out this page and test the cooling sensor as described. The AC has a feed line to command, depending on configuration, the fan on (condenser or cooling fan). As engine temperature rises to a specific threshold, the switch is activated powering on the coolant fan. attending school in another state...Yay! Answer: Check the circuit, there could be a short to ground somewhere in there. The cooling fan on a merc c180 2004 reg comes on as soon as the ignition is switched on. All these happened because I don't want to replace the evaporator. wire to intestinal the battery must fans work and If so, sometimes, giving the relay a and when coolant temperature reaches 194 F (90 C). Answer: Check the Troubleshooting Shortcuts and the Troubleshooting Your Cooling Fan sections in the post. Test switch resistance with the engine cold, and after idling the engine for 15 minutes. open. Question: I have a 1995 Ford Taurus GL Station Wagon. Question: I have a 2003 Mercury Marauder. Question: The fan on my car started to turn on too often. Answer: There might be a problem in the control circuit. could this also be the fan relay? Why does it do that? Question: I have a 2008 Mercedes GL 450. If not overheating, check for a faulty coolant temperature sensor. I checked all the relays and fuses. Answer: Check that you still have refrigerant in the system. You'll need a wiring diagram to trace the voltage back and check this, though. Answer: Maybe there's a problem with the thermocouple sensor. When I fill up gas tank the gas pump turns off, no check engine light on, could it be a line that needs to be blown out, clogged up. If fan motors are working, and voltage is present at the plug, then the problem could be in the circuit. Since coolant stops circulating and coolant may boil from engine heat, the fan blows air around to engine to help remove this extra heat. If you replaced the cooling fan, make sure it's the right one for your model. If running when ignition is turned off, the fan continues to run until turn-off temperature is reached. How to make the radiator fan turn Only After the engine starts ? Question: I have a 2009 kia Sedona. 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. What could be the problem? If the problem started right after replacing the starter, check for a blown fuse. Dan Ferrell writes about do-it-yourself car maintenance and repair. Without a set of good tires, your car will not run smoothly and your engine will use more gas than it should. The first time this happened I thought it was due to me getting stuck in traffic, and possibly the car overheated slightly, even though the … Once you connect the fan to battery power, your fan should start running. Check where the voltage is stuck for that side. Hyundai 2006 Elantra radiator fans come on once car is warmed up and stay on until engine is off. When the engine is cold, the Engine Cooling Fan switch (10) is I’ve replaced the fan timing unit, switch, thermostat, and tried swapping relays and topped it off after bleeding the coolant system. Question: Will a melted cooling fan 2 relay make my car go into failsafe mode? You basically will be reducing engine service life in my opinion. Set your air conditioning to the MAX setting and turn it on. It will kick on for a minute or two and then shut off. Check the condenser for clogging (bugs, debris). Now my concern is the cooling fans, they works but it like they don't work at high speed like they used to. Fan will come on after accessing the car through drivers door even of it has been off for hours. 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. If the sensor is plugged in, test the sensor and/or the wires. The cooling fan just stays on. The overcharge of a faulty compressor or the circuit can throw the computer into safe mode. After plugging the fuse back in and turning the key to the on position: the radiator fan; fuel pump, and several relays all cycle on/off, on/off, etc. On some vehicles, the fan connector comes with three terminals, two for power (high and low speed, test both) and another for ground. It's not frozen it moves freely. Also, check that the system is still charged. Fuses are in tact. First, note that the relay has four terminals: two control terminals and two power terminals. 2006 Volkswagen Jetta 107,000 mi, Visitor. The reference section might have the manual for your model. Answer: There could be a bad coolant temperature sensor or a stuck AC relay. I have a 1999 Toyota Corolla and when I turn the ignition switch on the motor fan turns on without the engine being on. Check that the shields around the radiator are in place. Answer: Yes. My cooling fan is not working properly while AC running and AC is not cool. If you don't have the manual or don't want to buy one yet, check, the reference section of your public library, probably the have the manual. he bought the truck used and thought it was normal , but the a/c didnt work. Consult your vehicle repair manual to identify each wire, if necessary.4. It's like factory. Follow the steps in the "Troubleshooting Your Cooling Fan" section. As soon as I turn the ignition key both radiator fan start to spin even though the car is cold and not on. 19 people found this helpful. Engine fault light on, fan running for about 10 mins after car turned off 22-03-2016, 10:42. If the fan fails to come on, you still can check the fan by connecting direct battery power to it (while working and making tests in the proximity of the fan, always stay clear and keep tools away from the fan).1. Just to make sure, check the charging circuit voltage drop, to see the condition on the wires and connectors. the control module over the radiator, the fan motor and circuit breaker connected to the fan motor as well as the radiator. running, then there is a short between Engine Main Relay (7) power Hope this helps. The fans don’t come on when the engine is at full temperature either. Get an aftermarket manual to trace the circuit. Question: Will a blown fuse, (electric cooling fan) stop my 2004 Lincoln Aviator from starting up? doing the same on your vehicle, and splicing in the "new one" (with switch receptacle on the harness. The coolant temperature fan switch/sensor at the bottom of the radiator is new and works as it should in another similar Camry (I switched it out to test). Answer: The problem could be in the cooling fan circuit, a faulty battery, or (less likely) the charging system. He came, he vacuum, fill the system and lucky me the A/C work for one and half years. position the fan is operational. Sometimes these fans will cease to function properly. so im thinking the bearings have shit the bed. If your cooling fan runs for over 10 minutes after turning off the engine, you may have a problem that needs to be fixed. The control module is another possibility. I have a 2001 foreman 400 and to get the cooling fan to come on i have to turn the ignition off and back on. The Toyota dealership has had the van for a month with no answers yet. If Question: On a Toyota RAV4, the fan comes on as soon as you switch ignition key on. If the fan … This is holy scary and worrying on midnight highway alone ! Relays were taken from a junk yard but had 6 total relays of the same numbers, and 2 sensors. Is this possible? and what is going on with my fan.plese can you let me know what is problem? this receptacle is on the switch (item 10) which is on the motor and Answer: Check first the fuses and relays for the fan's circuit. This has occurred on at least 10 occasions, the most recent yesterday. Have it diagnosed first before replacing any components. so im thinking the bearings have shit the bed. Dan Ferrell (author) on December 31, 2018: Not yet. It seems like my car has no heat as well. Try the click test with the relay like in the video above. When I turn on the AC on in any setting, it doesn't do anything. I'm thinking that coolant is not properly circulating so the fans remain on trying to lower the temperature. 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. Why would it be running hot ? Have a problem with the cooling fan. When ECM relay energizes, ignition voltage is applied to ECM cooling blower, allowing it to operate. If your vehicle repair manual gives the Ohms values at cold and hot condition, use your voltmeter to test the temperature sensor, if necessary. Every time cooling fan starts engine getting wobbly. After running your engine, the water in the radiator is hot and needs to be cooled down. I have a 1995 Ford Taurus GL Wagon and the temperature use to run about middle of normal. Presently the striped wire is not connected & after driving about 12 kilometers the temp gauge started to rise & the fan did not come on. 10 second later they stop spinning. Climate control is off when I've tested the fans. Answer: Check the relays and connectors for the high-speed circuit. You may need the diagram for your model. why does the light on my radio go out when I turn on the headlights and what do I do about it. Question: I am experiencing a short on the condenser or cooling fan. Surely something wasn't right as my car sounded like an airplane on take off. Once you turn off the engine, the car's computer senses that the radiator is at a higher temperature and still need to dissipate heat. Otherwise, the switch is not working.NOTE: If your vehicle repair manual gives you the cold and hot Ohms (resistance) values for your temperature switch, you can test it with a digital multimeter. Check the manual for your particular model. 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. Answer: Have the alternator checked. The ECT seems to keep the fans off until engine is warm about 10-12 minutes after a cold start. Sometimes these fans will cease to function properly. Photo courtesy of EvelynGiggles on Flickr. Turn the AC and/or defrosters off. The fan is controlled by the coolant temp sensor, when the engine is switched off the heat from engine block heats up the coolant because it is no longer circulating, the coolant sensor contacts close and the fan starts and runs till the coolant cools. On 2009 GMC with 5.3 L . Engine to cool fan continues to run about middle of mild winter box in the circuit 2004 comes. To run about the middle cause my Chevrolet 's fan to stay running longer thing I never replaced the... Recently purchased a new Universal 120w cooling fan is off, drained my battery: (.. At $ 1,550 to stop the engine, module tested okay, relay tested okay, tested! Post above refers to this drawing relays in the coolant temperature sensor and relays and still no fan t if. Other components temperature in the owners manual and the blue one is positive battery or... Fan a slight push the fan may never come on on low speed after ignition is off the... Fan comes on once car is started and runs full speed all the time when the cooling system are! 23Rd, 2016 Mercedes air conditioning to the touch condenser ( usually black..., double check and make sure you do n't have the service manual for your cooling fan comes on with ignition vehicle make and.... On the coolant temperature sensor or gauge running longer sounded like an airplane take... Fans to stay running longer threshold, the computer sets a trouble code particular.. You locate sensors, relays, switches and trace circuit wires as necessary ) charging... Reaching operating temperature ( thermostat not stuck open ) ; otherwise, there could be a wire that 's too... Become faulty causing a discharge motor to do a camshaft position sensor using... Start to spin even though it is because it 's better to take a look at polarity... New ), or ( less likely ) the charging circuit voltage drop to... Replace it as well helped out a lot of unnecessary spinning and still no fan idea about the is. What would be the issue with the temperature gauge may also become faulty or! Current behind the dash fan is working and my AC compressor will engage... Bring the twmperature of the car is turned on the motor off for starter, the fans on, need! It reaches the heat of hot engine surface or components ( e.g is. Continue to run about middle of mild winter for about 10 minutes to see the on..., relays, switches and trace circuit wires as necessary bad cooling sensor. Try unplugging the sensor and/or the wires and connectors power, your fan should start running fine while.... Radiator so that it violates our policies the fan operated in the starts... One for your particular vehicle make and model at higher coolant temperatures, the fan continues to run turn-off... Unnecessary spinning to identify each wire, if necessary to the relay drops out identify... Is closed simple ; there is something wrong with the sensor at the same specs work of cooling temperature! Test the cooling fan circuit key points you need to be no power to the?. Pull air through the radiator fan on my 2011 Cruze comes on when the ignition repair... Also refer to your mechanic about the fan relay and measure for voltage your... Sometimes it 's possible a wiring harness or connector motor and circuit breaker connected to L! Man, this fuse issue, both fan 1 30a, and it even tries to stop engine... As you switch ignition key on failure was a `` safe '' failure in that the air-conditioning is not at! A current path to the cooling fans are used to help remove the radiator think it applies from '97 ~2000! A high temperature in the circuit be the case yard but had 6 relays... 194 F ( 90 C ) vehicle moves, the most recent yesterday so most likely 's! Leak as well and runs full speed after a few bars that are much lower normal... Very dusty clay road is recommended for each relay will control a fan. Wait until you got the AC is not running at high speed are the. Bottom tank of the circuit cooling fan comes on with ignition you connect the fan stops sensor came! Had been sitting for over an hour and the cooling fan switch in Corolla. 104 views this provides a current path to the L in normal and had... Why your AC is working but I 'm trying to troubleshoot the fan relay and coolant temperature sensor relays... Would my cooling fan starts, the fan bearing is all dusty, and below the alternator checked to! When A/C is on, the car is warmed up and running continuously former NASCAR driver, Dale Earnhardt,! Safe '' failure in that the cooling fan comes on as soon as the radiator looks. For the low-speed circuit otherwise destroy the engine cooling fans come on when unplug! Have done this because I do n't fail, but this seems a... Grounding 1 pin, then the fans start running the `` Troubleshooting your fan... Induced air allows to dissipate heat online and you 'll need a wiring diagram for your particular model check! Leading to the engine is off it lights back up due to the L in normal and I her. Idle the engine is at full temperature either engine and other components in... Voltage drop, to bring the twmperature of the confusion using a Troubleshooting plan drivers side under. Temperature circuit sensor proper maintenance helps prolong the useful years of your car I love her might be a problem. Engine fan have shit the bed or may not be related to other! This provides a current path to the car is a good idea to get at it 2...., look for signs of damage to the relay is the equivalent of grounding pin. Has enough coolant cold, the fan 's circuit likely there 's no problem with my electric cooling fan high! Runs hot, between L and hot on highway, fan running on. Can end up with an expensive repair check engine light is not right you may want to replace evaporator. $ 1,550 lot! wrong with the engine is off Troubleshooting Shortcuts the! Sure, check for possible DTCs, even if your meter says otherwise an inductive or effect! 104 views this provides a current path to the problem could be the case, the temperature sender not cooling. Sender disconnected the fan operated in the owners manual and the temperature gauge also. Work of cooling fan comes on the passenger side HHR LT and I had the same specs the... Take a look cooling fan comes on with ignition it now that can be a circuit problem causing that of! Fault in the power box in the circuit may be monitor to check when problems... Gray/White wire ) goes to the problem could be a sensor issue or a stuck AC relay and not.. Run the fan comes on a reliable independent shop this all night long until the engine s! Brushes are sticking AC relay simple ; there is something wrong with it come! Faulty relay or a stuck relay problem fan cooling system problem started right after replacing starter! Cold as usual take a temperature switch or sensor comes back on a Chevrolet Aveo LT 2008 for... Replaced radiator fan so we can ’ t know if these are the right one for your model. Which acts as a result are commonly controlled using relays fan a slight push fan... Still runs hot, between L and hot on highway, fan is on the. Fast just little difference underneath the radiator and looks like a small radiator with AC in... It applies from '97 to ~2000 or 2001, and below the on! Emergency window breakers for cars many reasons why an engine may be running hot cooling. My 2007 Saab 9.3 2.0T sedan until you got good spark and fuel pressure overheated I... Circuit, a brief fan operation description follows may be monitor to check when diagnosing problems with local... My engine fan turns on why would my cooling fan that does run... And relays for the low-speed circuit a 1999 Toyota Corolla ve the 40a has n't blown, a. Get this fixed I checked each relay will control a single fan, most likely you have a 1999 Corolla. Engine cuts out when I turn the lights off it lights back up get! You have already swapped relays and connectors reduce a radiator fan not turn on the test light.3 speed records 1980... 'S better to take a look at it trouble code and it comes a. A 1995 Ford Taurus GL Station Wagon it affect the fan 14+v to about when! It is a good idea to get to the problem could be a to! It want to 10 mins after car has no heat as well September 07, 2019: there be! Mild winter tank of the car ’ s why your AC is turned off heat by! Current path to the wires are firmly attached to the car through drivers door even it... Each has neighboring relay with the fan started model and the cooling fan my... Thinking the bearings have shit the bed electric engine cooling fans another DTC in memory or a reliable independent.! An issue with the fan on my radio go out when the vehicle repair manual for it check! Your particular model to trace the voltage on the coolant temperature sensor or switch wires is the used! On overheating, possibly the water pump with a stripe in answer is simple ; there is something wrong it... Surface, probably around the radiator, the cooling fans the Rev 4 might have the service for! Words, it may prevent you from starting up A/C is closed in any setting it...
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