P0693 Cooling Fan 2 Relay Control Circuit Low
Possible causes
– Open or short cooling fan 2 relay circuit
– Faulty low speed radiator fan relay
– Faulty Front Control Module (FCM)
– Faulty low speed radiator fan relay
– Faulty Front Control Module (FCM)
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Radiator fan inoperative
– Possible engine overheating
– Radiator fan inoperative
– Possible engine overheating
P0693 Description
The Front Control Module (FCM) has detected a short to ground in the cooling fan relay 2 control circuit