Symptoms Of A Bad Radiator Fan Youtube Symptoms of a bad radiator fan. when the radiator fan fails, it may not activate at all. it can also cause the fuse to blow because of an electrical malfunction. aside from that, the vehicle may overheat, you could notice poor air conditioning performance and hear whirring noises when the radiator fan is failing. The radiator fan pulls air through the condenser, which removes the heat vapor of the refrigerant inside. if the radiator fan fails, it will affect the ac performance. 5. vehicle overheating. engine overheating, a typical bad radiator symptom, occurs whenever there is a problem with the cooling system.
5 Symptoms Of A Bad Radiator Fan Replacement Cost Symptom #1: engine overheating. one of the most apparent and serious symptoms of a bad radiator fan is engine overheating. the radiator fan’s primary job is to pull air through the radiator, especially when the vehicle is not moving fast enough for air to flow through the radiator on its own. 1) engine overheating. engine overheating is one of the first symptoms of a bad radiator cooling fan. the main function of the cooling fan is to properly cool the hot coolant and prevents the engine from overheating. as the fan fails, the coolant will be unable to properly extract the engine due to the engine will overheat. Test the fan motor. connect the motor directly to 12 volt power with jumper wires to see if the fan spins properly. if it doesn’t, the motor is likely burnt out. check the coolant temperature sensor. a signal from the coolant temperature sensor is what triggers the ecu to turn on the radiator fan, and if it’s faulty, it can prevent the fan. Usually a bad or failing cooling fan motor will display a few symptoms that can alert the driver of a potential problem that should be serviced. 1. cooling fans do not come on. the most common symptom of a faulty cooling fan motor are cooling fans that do not come on. if the cooling fan motors burn out or fail, the cooling fans will be disabled.
Comments are closed.