Technical Definition:

Fan 1 Control Circuit

Technical Description:

Possible Causes:

Possible Symptoms:

Cooling Fan 1 Control Circuit Malfunction

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Faulty fan control relay
– Fan control relay harness is open or shorted
– Fan control relay circuit poor electrical connection
– Faulty cooling fan 1
– Fan cooling fan harness is open or shorted
– Fan cooling fan circuit poor electrical connection

Specific Makes:

– Engine overheating