Volkswagen 2002 jetta tdi question.
Vw jetta radiator fan not working.
The fan should start running at its slow speed.
2007 auxiliary cooling fan not working 4 answers.
I have the same problem going on with my 2000 vw jetta that the cooling fans stopped working one stopped then the other about a month later.
The small fan is for the a c condenser it runs when the a c is active.
The vehicle was taken to dealer where it was diagnosed that the cooling fan malfunctioned and the leak was a caused by faulty purge pressure sensor.
It is the one that runs when the engine needs more cooling.
The vehicle was not repaired.
Just picked up my jetta from the dealership due to a power wire malfunction on the ecu 564 repair.
To make it run or see that you have a problem turn on the a c and put the fan at a non zero speed.
The contact also noticed a leak in the vehicle.
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The big fan provides cooling air for the main radiator.
A coolant fan switch is a small and very simple switch comprised of typically two wires.
This switch is configured to work based upon the temperature of the engine.
When where needed.
Cooling fans were not coming on customer had replaced the cooling fan control module the day before but missed a issue with the wiring.
Cooling fans not working and ac compressor not comming on.
When driving various speeds the check engine light illuminated.
Raise support the vehicle safely according to manufacturer jacking supporting positions.