What is a fan control module?

What is a fan control module?

An A/C fan control module helps to control the blower that supplies air to the cabin of a vehicle, as well as the cooling fans. The module helps to make sure that the cool air that is produced within the A/C system of a car is blown into the cabin.

Where is the fan relay switch located?

The fan relay is located on the driver side firewall. It is at the very end where the firewall and left front fender meet. There are two relays in that location, one is the fuel pump relay and one is the fan relay.

Does radiator fan come on with AC?

When the AC compressor is activated, it is actually expected that the radiator fan runs. For instance, the radiator fan is needed when the temperature sensor of the cooling fluid in the lower tank reaches approximately 212F.

How can I tell if my radiator fan is not working?

The first symptom or sign that something has gone wrong is that your cooling fan doesn’t come on at all. This is the most common symptom of a faulty cooling fan motor, but it may not be one you notice while driving your vehicle. If the motor burned out or starts to fail in any way, the cooling fans are disabled.

What causes the radiator fan to stop working?

Six things may prevent an electric cooling fan from coming on: Defective temperature switch, coolant sensor or other sensor. Engine thermostat is stuck OPEN (engine never gets hot enough to turn on the fan) Faulty fan relay.

What to do if radiator fan is not working?

Identify where the radiator fan relay is located. With the car’s power off, find the relay and remove it. If there is another relay of identical specifications and rating, you can try to switch that one with the fan relay. If not, you will need to buy a replacement relay and install it.

What does a bad radiator fan sound like?

What does a bad radiator fan sound like? In some cases, when your radiator cooling fan clutch fails, it will develop a whirring or clicking noise. The noise could result from a bearing that is out of place or a bent fan blade that is touching other components.