Defective temperature switch coolant sensor or other sensor.
Electric radiator fan not working.
The ecu is.
Start by unplugging the wires.
If the fan doesn t come on at all or runs noisy or at an.
The most common symptom of a faulty cooling fan motor are cooling fans that do not come on.
If the radiator fan is not working it s a serious problem.
Engine running hot one of the first symptoms commonly associated with a bad or failing cooling fan relay is an engine.
Temperature sensor the temperature sensor.
If the fan doesn t work with direct battery power examine the terminal that plugs to the radiator fan connector.
If your find a circuit blown fuse or tripped breaker the fan motor.
An electric fan motor should freewheel also if resistance is observed the fan motor has failed and replacement is required.
If the fan is not working even when the car is heating up there might be a problem with the wiring.
Fuse whenever something electrical doesn t work the first thing to check is the fuse.
Just because the radiator fan is not on does not mean that it is not working.
If you don t know where the.
Cooling fans stay on at all times.
Six things may prevent an electric cooling fan from coming on.
Fan wires if the engine is heating but the fan isn t kicking in check the fan wires.
The cooling fan motors work together with the cooling fan blades to pull air through the radiator.
Everything electrical is supported by a fuse so that if there is an electrical surge going towards a.
A clutch fan can fail one of two ways it can either lock the fan to the clutch causing poor mileage while producing a whirring sound like an airplane is taking off next to you.
If the motor fails the blades will not be able to spin or generate air flow.
Your dodge dakota 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.
Check for any blown fuses or a tripping breaker.