What causes a radiator fan to stop working?

1 Answer:
  • Yus Mie
    The most common reasons a radiator fan is not working are luckily due to a blown fuse, bad relay, or a broken wire. It can also be caused by a faulty coolant temp sensor, low coolant level or the fan itself can be damaged.8 feb 2022
  • How do I know if my fan clutch needs to be replaced?

    To confirm the diagnosis, start with this simple test: Spin the fan as hard as you can on an engine that has not been started that day. If the fan rotates more than five times, you can bet the clutch is bad. You should feel some resistance and the fan may spin up to three times, depending on the ambient temperature.29 mar 2006
  • What causes a car to overheat while sitting still?

    When you're driving, the natural airflow does the trick. However, when your car is sitting still, the radiator fan should kick in, keeping the air moving over the radiator to help cool down the coolant. If the fan isn't working, the engine will begin to overheat until more air flows over it.18 mar 2019
  • Can car AC get clogged?

    This happens when contaminants or air enters the system but almost always points to the lubricant breakdown. When the Freon oil breaks down, it causes friction that flakes off bits of metal. The metal travels through the hard line and into the condenser, causing a blockage.
  • Why is my AC blowing hot air all of a sudden?

    Some of the most common reasons ACs blow warm air are: Dirty air filter. Frozen evaporator coil. Thermostat settings errors.
  • Can a sensor Make your car overheat?

    Engine Overheating

    If the coolant temperature sensor malfunctions, it could cause your car engine to get overheated. While sometimes a faulty sensor sends a permanent cold signal to the engine, it can also send a permanent hot signal.