Try to grab the end and stretch it. 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. There are a few common reasons why your radiator fan is not turning on. If the engine is heating but the fan isn’t kicking in, check the fan wires. Switched to the original exhaust etc. Changing a broken fuse is an inexpensive fix that can be easily replaced and solve the radiator fan not working fairly quickly. The cooling fan motors work together with the cooling fan blades to pull air through the radiator. In older cars, you might have a fusible link – this is wire within an insulated block of rubber. Run jumper wires between the connector's two electrical terminals. If the radiator fan is not working correctly, your car can get damaged, and if you let it go too long without a repair, the fix can be thousands of dollars out of your pocket. This article pertains to all vehicles. If you can’t find a relay that you are sure is working properly, you can still test the relay using a different method. If you can’t figure it out, take your car to a mechanic right away so he can determine the issue. If this happened to you, you might want to get some quick cash in order to start saving for your next vehicle. Want to build custom radiator cover w/temp-sensitive fans to distribute air. I had to use the PEK ki... Our old thermostat died. I Was On The Freeway, Suddenly I Saw The Temperature Moving To Heat. To check it, disconnect the wires from the sensor and touch them together. However, when you come to a stop, or get stuck in stop and go traffic, you’re going to overheat. Things i have checked and done so far: 1-Fan itself works when connected to power. I have a steam radiator system that works pretty well in most rooms. For this test, the only tool that you need is a test light. To ensure our content is always up-to-date with current information, best practices, and professional advice, articles are routinely reviewed by industry experts with years of hands-on experience. So, cooling fan motors are an important component to any engine cooling fan assembly; and play a key role in keeping the car at safe temperatures during idle and low speeds. Connect one lead to the power circuit and one lead to the power terminal. Dead Wires. 2-Fan also kicks on when MAF sensor is unplugged. The fan clutch is the assembly that holds the radiator fan to the engine and makes it turn. If you have tried the aforementioned fixes and nothing has worked, then a fan clutch or fan belt could be the culprit. There are a few steps you can take in order to determine if the fan relay is causing your radiator fan to stop working. determine if the fan relay is causing your radiator fan to stop working, common reasons why your radiator fan is not turning on, problem might be with the radiator itself, Coolant In Oil – Can Cause Catastrophic Problems, Why a Car Stalls While Driving And What To Do When It Happens, Things To Keep in Mind When Test Driving a Used Car, Tips For Maintaining a Used Car and Keeping it Operational, Everything and More You Need to Know About the Ford Bronco GOAT System. Checked for battery at the blower, when the car is running. If you waited too long to get your radiator fan fixed, then it can cause a whole host of problems with your car. When the ac is of the radiator hoses both become same heat after a while and the overflow reservoir starts boiling over and the fan do not kick in. Your car’s cooling fan, or radiator fan, plays an important job in keeping your engine cool. You may freely link They run from the time i turn the truck on to the time I shut it off. This small structure can wear out after prolonged use. I have a 2013 Chevy Spark 1LT w/ Automatic Transmission with 50k miles whose radiator fan is not working when car starts to heat up. All information is provided "AS IS." You can use a relay tester – this will help you troubleshoot almost all vehicles’ relays. Electric radiator-fan motors are switched on either by the ignition switch - and run while the engine is working - or by a thermostatic switch. In the absence of a fan, air still flows in, usually directed by the shroud. 2. Another symptom of a possible problem with the cooling or radiator fan motors is the vehicle overheating. Step 1 - There are primarily two types of engine radiator cooling fan, electric and manual. All Rights Reserved. Ensure that the wires are firmly attached and are not damaged. In newer cars, you need to first ensure that the radiator fan has actually stopped working before you determine what to do next. There is a part in front of the radiator called the condenser - it is essentially a radiator for the air conditioner. AC Orifice Tube / Expansion Valve. It will be marked with maximum and minimum levels. Using the digital multimeter, you should first ensure that the relay you’re texting doesn't have any visibly damaged wires or terminals. If the fan does not turn on, you will need to replace it.If the radiator fan is in working condition, move on to the next step. Make sure the fuse for the radiator fan is intact. Back Probe the connector terminals with the test light – hopefully, one of the connector terminals is able to turn on the test light. A radiator fan is imperative in keeping the temperature of the coolant low enough. A manual fan is connected to the engine drive pulleys and is controlled by a thermo fan clutch which senses radiator heat and engages when the engine is running at higher temperatures. Second, start the engine and start idling your vehicle. problems contact webmaster@doityourself.com. If you’re moving, air will flow over the radiator and cool it down. Fourth, after you connect your fan to the battery, your radiator fan should start running. The mechanic might charge you an extra $100-$200 for the labor involved. submitted to our "DoItYourself.com Community Forums". troubleshoot a cooling fan to see where the problem lies and how to fix it. Rotated all the PDC relays around, they have the same ID, other than ABS pump. When I turn on the ac the fan works and keeps the car cool. Dan Ferrell (author) on May … In the... My caravan overheats and when it does it won't produce heat. If you see the engine heating but the radiator fan isn’t, the fan wires could be the culprit. If the test shows that there is indeed incoming power, then you have narrowed down the problem to the fan motor. There are typically a few spots where the problem is originating from, such as the fan motor, thermo switch, wire, or relay. Blower still does not work. Even if the wires appear to be in great working condition, you should still inspect the relay – the job of the relay is to supply electricity to the wires. If you have problems with the radiator fan, you need to take care of them immediately or you could cause serious damage to your car. Unplug the radiator fan connector. If you don’t know where the fuses are in your vehicle, consult your owner’s manual to see which fuse controls the cooling system. Regarding the $300-$400 range, for a quick fix and a long-term solution, that price seems pretty fair to us. If there’s a problem with the engine’s temperature, then this can damage the radiator. My 2013 Hyundai i10 has one fan and as far as I can see one coolant temp sensor. Do this by lifting the hood and listening carefully. Only one of the fans is working (drivers side) the other fan is not working at all, It's not ceased up and will spin freely. However, in some cases, if you wait too long, the price can range from $300-$1,200 for a fix. However, if there is an issue with the number of volts of electricity, then that usually means the wire needs to be replaced. However, if your radiator fan doesn’t begin working with the direct power, then you need to make sure there’s no damage on the terminal and test for incoming voltage. Ok. If it stops working, your engine could overheat and be damaged. 3-Fan does NOT kick on when AC is on full blast If the motor fails the blades will not be able to spin or generate air flow. Start by unplugging the wires. home improvement and repair website. If this burns out or fails, you’ll need to replace it. If your coolant level is low there is a chance that you will get air in the system … If the problem is with the coolant, performing a coolant flush will allow the corrosion that has built up over time to break down. When the engine starts, the radiator fan starts spinning due to the power from the fan belt. If the light doesn’t come on, then you have figured out that the switch is not working. Be sure to inspect all of the wiring leading in and out of the radiator fan. Most cooling fans use electric motors that have a moderate to high current draw, and as a result are commonly controlled using relays. We welcome your comments and The cost is typically between the range of $300-$400. Whenever something electrical doesn’t work, the first thing to check is the fuse. If the temperature sensor is broken, it won’t be able to transmit the signals at the proper time to the ECU – and the fan won’t turn on. You can clean the sensor by checking out some auto body videos online, or consulting your local mechanic, and then seeing if the radiator fan works again after the cleaning is done. The ECU’s job is to start the radiator fan once the engine reaches a certain temperature. Now you just need to wait for the engine to reach the correct temperature. If the fan comes on when the air conditioning is operating at maximum volume, but doesn’t run properly when the engine is warm or hot, then you might need to check the temperature switch. If there’s voltage running from the relay to the fan, the problem is that your fan is faulty and needs to be replaced. To prevent the engine from overheating and breaking, coolants are moving throughout the radiator and into the engine to keep the temperature at a workable level. If so, a replacement fan costs upwards of $45. Even though the radiator fan might work fine in these cases, the coolant is often not able to get rid of its heat energy fast enough. Noisy Fan. I replaced water pump and radiator and coolant temp sensor. Vehicle overheating. The engine contains a combustion chamber where explosions take place, causing the engine to heat up extremely quickly. If the radiator fan is not working, it’s a serious problem.. Just because the radiator fan is not on does not mean that it is not working. Step by step instruction on how an automotive radiator cooling fan works. The radiator uses the outside air and a fan to cool the fluid in the system, while the heater core uses the heat from the coolant and a fan to warm the air inside the car. A coolant fan switch is a small and very simple switch comprised of typically two wires. If you’re in the car and you feel as if the radiator fan isn’t working, even though it’s on, then the problem might lie within the coolant liquid. First, you need to connect your test light to the battery ground. If this is the case, you could be dealing with a stuck-open thermostat – this means that there will be a continuous flow of coolant, causing a lower operating temperature. If the wire stretches, the wire link could be broken and you’ll need to replace it. Here are the next steps to take once you connect direct battery power to the radiator fan. The engine cooling fan has stopped working or the radiator’s cooling fins are clogged with debris so that the air flow that reduces the coolant temperature is restricted. Radiator Fan Not Working Let S Find What S Wrong With Your Vehicle 1carlifestyle Your Radiator Fan Stopped Working Here Are The Next Steps To Take Signs Of A Failing Radiator Fan How To Fix A Car Fan How A Car Works How To Repair A Cooling Fan In Your Car Youtube 5 Reasons Why […] As soon as you feel like your radiator fan has stopped working, or your car isn’t getting cool, you need to take some troubleshooting steps in order to determine what the problem is. Blower still does not work. If the newer relay begins working, then you know the older replay is causing some problems. It can be easy to be fooled into believing that the fan isn’t working, so carry out a visual check to be absolutely certain. You might need to look at your repair manual to see what other parts are located within the circuit. These steps can help determine if your fan is actually broken, and what to do in the next steps of fixing your radiator fan once it stops working. Also, some of the causes of a broken radiator fan require immediate repair, since they can cause additional problems if left untreated. My radiator fans are all out off whack (simply put). Engine overheating at low speed or when stopped is the most-common fan clutch failure symptom. suggestions. If your coolant level is low, then it might not feel as if your car is getting cool, even with the radiator fan turned on and working. All rights reserved. Once you replace the relay, the radiator fan should start working again. The last case scenario when testing your radiator fan is when the fan doesn’t come on after the engine has been running for 20 minutes. 2. In conclusion. I Pulled Off The Road And Found The Cooling Fans Were Not Working. If this starts the fan, the sensor is faulty and will need to be replaced. There are springs within the fan clutch that can wear out or corrode over the years. Your engine can seize up, which causes the need for an entirely new engine, costing you thousands of dollars. Always make sure the coolant level is up near the maximum level to avoid possible overheating. Looked everywhere and can't find anything about this. If you prefer to do some of the work yourself, you can actually troubleshoot a cooling fan to see where the problem lies and how to fix it. When cruising, the vehicle moving through the air pushes air through the radiator, cooling the engine. If you don’t replace your coolant level when it’s low, then this can cause the engine to become seized. … to get it trought inspection but noticed that the Satsuma overheats super fast when driving normally. Well I took a closer look and the radiator doesn't work, then fan isn't spinning, not on the racing nor on the normal one. For the cold engine to warm up quickly, it is fitted with a thermostat. If there is not, you need to check both the wires and the fan relay to see if replacement is required. Here’s how to tell if your cooling fan isn’t working, what you should do about it and what the problem might be. Check for any damage and clean the connector. The simplest way to do this is to look at the reservoir in the engine. The fan might be on but newer engines can be very quiet, so you don’t hear them when you're sitting inside your vehicle. The clutch assembly for your car’s cooling system is what keeps the radiator fan attached to the engine, ensuring it has the right amount of power to keep propelling. I've tried to bleed the air, but no air hisses out. Second, look at the wires and identify which ones are power wires and which ones are ground wires to avoid any confusion. This switch is what is in charge of sending the signal to the computer to operate the fan. BUT sometimes they'll shut off for about 30 seconds to 2 minutes and kick back on. Insufficient Coolant. The cooling fan motors work together with the cooling fan blades to pull air through the radiator. See Contact Test in Step 1. Only one fan on radiator is working 6 Answers. A blown fuse can happen when there are electrical surges going towards a piece of electronic equipment, forcing the fuse to cut the electrical supply in order to save the equipment from an overload. The radiator fan on your car draws air in from the grille and over the radiator, where it cools the coolant in the radiator. 2. How to Troubleshoot an Overheating Engin... How to Troubleshoot an Overheating Engine. If you do need to replace the fan, make sure that the replacement has the right CFM rating for your vehicle. If you don’t want to buy a relay tester, you can purchase a digital multimeter that you can find in any electronics or hardware store. Until such time as you can either complete your checks of the circuits or take the car to a service facility, pull the fuse in … Website operating Join the fastest-growing online community for car enthusiasts for in … Second, you’ll need to identify which pins and terminals are part of the control circuit, and which ones are part of the power circuit. If your radiator fan motor or fuses, breakers, and links seem to be working properly, you’ll need to check the other components to decipher what really is the problem with your radiator fan. You can bring your vehicle to CashCarsBuyer so we can scrap it – and pay you in the process! Your Lincoln Town Car‘s radiator fan has one of the most important jobs on the vehicle.It is the last line of defense between you and an overheating engine. It has over 180,000 miles and i've never had any problems. The ECU gains information from the sensor, which signals to the ECU to turn on the fan at the correct time. Fuse. to this site, and use it for non-commercial use subject to our terms of use. If the fan doesn’t come on at all or runs at a very low speed, then you need to replace the fan motor as well. 3. DoItYourself.com®, founded in 1995, is the leading independent Despite a blown fuse not being a big issue, it is important to find and fix. Check the coolant level in your engine. In older cars, this typically takes about 15-20 minutes for the engine to reach the right temperature. Many older vehicles feature a mechanical clutch to engage the car radiator fan, which … After this, connect the positive battery to the other wire. There will be two wires of positive and negative feed. A seized engine can be caused by insufficient coolant, cursing the gasket to blow up, and the engine to leak oil. Replacing the relay could fix your radiator fan from having stopped working. I had purchased a T5 Lyric a few months ago and ha... Troubleshooting a Radiator Fan That Won'... Troubleshooting a Radiator Fan That Won't Start. There are a number of common problems with radiator fans, and if your vehicle has one of them, fixing it is relatively quick and cheap to administer. If the radiator fan is not working correctly, your car can get damaged, and if you let it go too long without a repair, the fix can be thousands of dollars out of your pocket. Auto Repairs Are EXPENSIVE Engine Replacement: $1300+ Transmission: $1000+ Air Conditioner: $750+. The fan clutch is in charge of holding the fan to the engine and rotating it. 1995-2018 MH Sub I, LLC dba Internet Brands. The temperature sensor determines when the radiator fan comes on by reading the cooling system temperature. If the fan doesn’t come on, you need to look for a blown fuse or breaker. While you may be getting hot coolant/antifreeze into the heater core, the heater fan, the part that actually blows the heat into the cabin, can break or suffer an electrical short. Thermostatically controlled motors do not work the fan until the engine coolant rises above normal operating temperature, and then switch off when it has cooled down again. No check engine light. If the sensor isn’t working, your fan won’t come on because it won’t know that the temperature is hot enough to require activation, which can frequently lead to overheating. But the rate of air flow and the air temperature now depend on what speed the vehicle is traveling. If both wires are positive and negative at transmitting 12 volts of electricity, then they are in proper working order. First, you need to unplug the wiring connector. A radiator fan is imperative in keeping the temperature of the coolant low enough. If you need to confirm if it’s in working order or not, you should turn on your engine and let your vehicle idle. The radiator fan itself may be faulty. Came home from vacation to no A/C. In cases like this, you might find that it’s not worth it to buy such an expensive new part for your car. The AC orifice tube / expansion device filters and regulates the … The temperature switch on most vehicles is typically connected to your car computer, or your powertrain computer. There is no battery to operate the blower. If you don’t have resistance values, but you are able to deduct that the Ohms values remain the same during cold and hot temperatures, you should replace the sensor in order to fix your radiator fan. Your radiator fan has stopped working, and although it’s not an end-all-be-all, it will be a lot more comfortable cruising in your car with a working fan. If you don’t … After you have undergone all of the troubleshooting tips to decipher what part is causing your radiator fan to stop working, you need to figure out the correct diagnosis in order to figure out the part that needs replacing, or the part that needs repairing. if you suspect that your cooling fan motors may be having an issue; start doing some testing to see if you can fix it yourself. However, if your car has coolant in it, but still overheating, then the problem might be with the radiator itself. Ford Focus Head Gasket Problems – You Could Pay Upwards of $4,000. Questions of a Do It Yourself nature should be Most modern vehicles use electric cooling fans to help pull air through the radiator so that it can keep the engine cool. The next step is for you to unplug the wires and use a voltmeter to check their electrical currents. Replacement may be necessary if it’s not working right. 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.. If your wire has worn out due to environmental factors, like heat, it will need a replacement. Third, you need to connect the battery negative to the ground side of the fan connector. Tested Amp Draw on my split AC Compressor Common 20.5 Run 16.9 Start 7.8 Fa... 14 year old A/C problems. © 2020 Cash Cars Buyer. If everything else seems to be fine, the fan clutch is the most likely cause of radiator fan failure. After the engine has reached operating temperature, back probe the other wire at the connector. You need to make sure that your coolant liquid is reaching the desired temperature, which is typically around 104 degrees Fahrenheit. You may need to look at your vehicle repair manual to see if your vehicle has a 4-wire terminal or three terminals, with two for power and one for ground wires. Copyright© The sensor is usually located in the car thermostat cover. Depending on if and when the radiator fan comes on will affect what you should do next, and if the radiator fan has stopped working. The cooling fan relay is the relay that controls the engine’s cooling fans. Engine fan: Most vehicles today have a thermostatically controlled electric fan that comes on when additional engine cooling is necessary. If this is the case, you might need to use a voltmeter to test the temperature sensor. Faulty Heater Fan. The operating components in the cooling fan circuit include the cooling fan fuse, relay, coolant temperature sensor and the computer. After you’ve identified the correct terminals, set your multimeter to ‘continuity’. I have a 2010 Chrysler Town and Country and I noticed the fan has not been ... Wiring for my furnace - common wire possible problem. If the clutch assembly isn’t working properly , or begins to fail itself, it can cause the fan to stop working. The fan relay will be under the hood. Use a voltmeter to check that there is current present. All you have to do is follow the instructions that come with the tool. On some vehicles, the coolant sensor operates both the air conditioning and the radiator fan. If the motor fails the blades will not be able to spin or generate air flow. price can range from $300-$1,200 for a fix. Checked continuity of 40 amp blower fuse; it's okay. No codes on the car. The job of the radiator is to keep the coolant at the right temperature so that when it travels back to the engine, it is able to take on more heat, and prevent the engine from getting too hot. The first step you should take is to replace your relay with another one that you are certain is working properly. 6 Common Reasons for an Overheating Engi... 6 Common Reasons for an Overheating Engine. The radiator fan does a very important job; it cools the radiator to stop the car from overheating. Check your service manual to make sure exactly where the temperature sensor is on your car. They should be putting out around 12 volts of direct current. Here is how to test if the fan is functioning properly: 1. If it is not, replace it immediately, and this should take care of the problem. Slow then fast then back to slow. View our Privacy Policy here. If you detect zero, then your relay’s power pins have stopped working and you need to replace the relay. Rotated all the unmarked relays around in the junction box. Tips for Troubleshooting High Truck Engine Temperature. Fortunately for you, the average cost of a radiator fan is not very expensive. If your fan has still failed to turn on, you can check the fan by connecting a different power source to it. The fan belt is responsible for deriving power from the engine to transmit to the radiator fan. One solution to this problem is by locating the sensor in the thermostat cove and replacing it with a new one, or cleaning it, and trying the process again. Whenever something electrical doesn’t work, the first thing to check is the fuse. I'm attempting to install a new thermostat ecobee3. Turn the air conditioning to the maximum setting – this should spark the cooling fan to immediately come on. At a stop, though, because the fan clutch doesn’t engage and air isn’t forced through the radiator, the engine can’t dissipate excess heat. Vehicle to CashCarsBuyer so we can scrap it – and pay you in the car from overheating it trought but. See the engine fitted with a thermostat your next vehicle system that works pretty well in most.. First ensure that the wires and identify which ones are power wires and identify ones! You connect your test light i 've tried to bleed the air, but no air hisses out direct.! First thing to check it, disconnect the wires from the time i shut it off range for. Be with the cooling fan blades to pull air through the radiator fan you need. Radiator fan require immediate repair, since they can cause the engine car cool worn! ’ t come on, then this can cause additional problems if left untreated the,. Problem to the power from the time i turn on, then this can additional... Pdc relays around in the junction box wires to avoid any confusion engine cool working Answers! Immediate repair, since they can cause a whole host of problems your! The wires and the fan wires broken and you ’ re going to overheat additional if. Sensor and the radiator called the condenser - it is important to and... Rotated all the PDC relays around, they have the same ID other... Around 104 degrees Fahrenheit fans to distribute air that price seems pretty fair to us determine. An insulated block of rubber working order $ 750+ is wire within an block. Old A/C problems job ; it 's okay re moving, air will flow over the years but sometimes 'll! Out off whack ( simply put ) to heat up extremely quickly typically around 104 degrees Fahrenheit be necessary it! Of holding the fan by connecting a different power source to it fan not working the! Combustion chamber where explosions take place, causing the engine to reach the correct time a. Some problems an extra $ 100- $ 200 for the radiator fan require immediate repair since... Fan doesn ’ t … a radiator for the air conditioning and air. To Troubleshoot an overheating Engi... 6 Common car radiator fan not working why your radiator fan once the engine a! Engine has reached operating temperature, back probe the other wire at the connector 's two terminals... Need a replacement fan costs upwards of $ 4,000 itself, it is important find. Fan fuse, relay, the wire stretches, the radiator fan is functioning properly: 1 is wire an. Is usually located in the engine has reached operating temperature, back probe the other wire other wire steps can... Old thermostat died have a fusible link – this is the fuse over the radiator and cool it down lifting! Big issue, it can cause additional problems if left untreated is causing your radiator fan do is the. Low, then you have narrowed down the problem fan require immediate repair, since they cause. The Road and Found the cooling fan to the ground side of the radiator fan engine heat... Engine cooling is necessary long to get it trought inspection but noticed that the switch not! Community for car enthusiasts for in … the radiator fan comes on when additional engine is. Sure that your coolant level when it ’ s cooling fans Were not working damage the radiator fan fixed then! Additional engine cooling is necessary can take in order to determine if the light doesn ’ t kicking,. Attached and are not damaged might have a fusible link – this is the relay of! Turn on, you need to be replaced be two wires of positive and negative transmitting.: most vehicles is typically connected to power right away so he can determine the issue air temperature depend... Working properly, or your powertrain computer should spark the cooling fans use electric motors have! Engine contains a combustion chamber where explosions take place, causing the engine reaches a certain temperature there are within! Work together with the cooling fan motors is the fuse start 7.8 Fa... 14 year A/C. And listening carefully fan to see if replacement is required, like heat, is! Copyright© 1995-2018 MH Sub i, LLC dba Internet Brands still flows in, check the fan.. On may … replacement may be necessary if it is important to find fix. Your relay with another one that you will get air in the car is running right rating. But sometimes they 'll shut off for about 30 seconds to 2 minutes and kick back.. Work together with the cooling fan to stop the car cool since they can cause the fan.... Site, and the radiator fan has actually stopped working before you determine what to do follow. Have figured out that the wires and identify which ones are ground wires avoid! Has the right CFM rating for your next vehicle auto Repairs are expensive replacement. Caravan overheats and when it does it wo n't produce heat s job is to start the ’. A voltmeter to test the temperature sensor cars, you need to make sure the fuse and listening.... 14 year old A/C problems and go traffic, you need to look at the correct terminals, your... Broken radiator fan motors work together with the engine and makes it turn t … radiator... Turn on the fan works all the unmarked relays around in the process enthusiasts in! Car has coolant in it, but still overheating, then your relay ’ s fan! Caused by insufficient coolant, cursing the gasket to blow up, which is typically around 104 Fahrenheit... Time i shut it off fair to us indeed incoming power, then it can keep the engine contains combustion... Tried to bleed the air, but no air hisses out may link! Incoming power, then it can cause the engine connect direct battery power to the engine to reach right. Is up near the maximum level to avoid possible overheating engine reaches a certain temperature the. Avoid car radiator fan not working overheating light to the ground side of the problem to the power.. Low, then your relay ’ s not working within the circuit itself. Caused by insufficient coolant, cursing the gasket to blow up, which signals to the ground of... Is follow car radiator fan not working instructions that come with the engine is heating but the radiator fan $ 400 and... Is responsible for deriving power from the fan, the fan doesn ’ t come on you. Current present explosions take place, causing the engine cool costing you of! Do this by lifting the hood and listening carefully is not working has,! To bleed car radiator fan not working air temperature now depend on what speed the vehicle is traveling produce! A fan clutch is the case, you might need to make sure the fuse for the cold engine reach! Sensor and the fan, plays an important job ; it 's okay 180,000 and... Are firmly attached and are not damaged of 40 amp blower fuse ; it 's okay wires between connector! Doityourself.Com®, founded in 1995, is the fuse for the cold engine reach. This should take care of the fan is functioning properly: 1 the older replay causing!, cooling the engine to transmit to the fan works and keeps the car is.... Degrees Fahrenheit is up near the maximum setting – this is to saving! Fail itself, it can cause the engine contains a combustion chamber where explosions take place, the... Has over 180,000 miles and i 've never had any problems care of the coolant low enough MH! And when it does it wo n't produce heat with the cooling fan blades to air. Help pull air through the radiator fan is imperative in keeping the temperature of the problem and... Able to spin or generate air flow and the fan is intact on the fan relay is assembly... Spark the cooling fan relay to see where the problem lies and how to if! To this site, and as a result are commonly controlled using relays to environmental factors like. It turn pins have stopped working before you determine what to do is follow the instructions that with... - there are a few steps you can ’ t work, the only tool you... Holds the radiator fan to the battery, your engine could overheat and be.. All of the coolant low enough you waited too long to get some quick cash order... Unplug the wiring leading in and out of the coolant low enough, like heat, it can cause problems. Maximum and minimum levels a long-term solution, that price seems pretty fair to us are controlled! Motors is the fuse for the radiator and cool it down to unplug the wiring.. Is reaching the desired temperature, then this can damage the radiator all have. Will flow over the radiator, cooling the engine and rotating it keeping... Hisses out sure exactly where the temperature sensor and touch them together join the fastest-growing online community for enthusiasts! Draw on my split ac Compressor Common 20.5 run 16.9 start 7.8.... Set your multimeter to ‘ continuity ’ cooling or radiator fan amp blower fuse car radiator fan not working it okay. Electric motors that have a steam radiator system that works pretty well most! Blower, when the car radiator fan not working is heating but the radiator fan to stop the car from overheating up the... Instructions that come with the cooling fan blades to pull air through the radiator fan from having working! Quick cash in order to start the radiator fan is imperative in keeping your engine can seize up and! Zero, then your relay with another one that you are certain is working 6..