My Car Radiator Fan Not Working

How to repair a cooling fan in your car diy with scotty kilmer.

My car radiator fan not working.

To ensure optimal performance and lifespan your engine must not overheat. The cooling fans are thermostatic and. You need to inspect all the wiring leading into and out from the radiator fan. To check that the fan is working listen for it cutting in and out and watch.

Working as part of the engine cooling system alongside coolant a radiator fan blows cool air through the radiator as a means of heat transfer to prevent the engine from overheating. Voltage spikes high resistances in control circuits defective vehicle batteries bad wiring short circuits moisture corrosion and even excessive vibration due to. If the fan is not working even when the car is heating up there might be a problem with the wiring. Your car s cooling fan or radiator fan plays an important job in keeping your engine cool.

A radiator fan is imperative in keeping the temperature of the coolant low enough. The sensor is usually located in the car thermostat cover. Although radiator fan motors are usually reliable and often outlast last the vehicles they are fitted to they can nevertheless fail for any number of reasons. 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.

If the motor fails the blades will not be able to spin or generate air flow. This video shows a method of visually verifying that a vehicle fan is operational. The cooling fan motors work together with the cooling fan blades to pull air through the radiator. 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.

And that the circuit controlling the fan is working. Donate to my channel. If it stops working your engine could overheat and be damaged. Here s how to tell if your cooling fan isn t working what you should do about it and what the problem might be.

It is possible that a wire has worn out due to heat and needs replacement. Another symptom of a possible problem with the cooling or radiator fan motors is the vehicle overheating. Electric radiator fan motors are switched on either by the ignition switch and run while the engine is working or by a thermostatic switch. 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.