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Home >> Dodge and Ram >> 2007 >> Durango 4.7 N, 4WD, Part Time >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0335 To P0506 >> P0480-Cooling Fan 1 Control Circuit >> Possible Causes

Possible Causes

Possible Causes 
INTERNAL (A16) FUSED B+ CIRCUITS
(N201) COOLING FAN NO.1 RELAY CONTROL CIRCUIT OPEN
(N201) COOLING FAN NO.1 RELAY CONTROL CIRCUIT SHORTED TO GROUND
LOW SPEED RADIATOR FAN RELAY
FRONT CONTROL MODULE (FCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .