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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 201 (DTCS P0340 To P050B) >> P0480-Cooling Fan 1 Control Circuit >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2007 Chrysler PT Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
(A16) FUSED (B+) CIRCUITS
(N201) LOW SPEED RAD FAN CONTROL CIRCUIT SHORTED TO BATTERY VOLTAGE
(N201) LOW SPEED RAD FAN CONTROL CIRCUIT OPEN
(N201) LOW SPEED RAD FAN CONTROL CIRCUIT SHORTED TO GROUND
LOW SPEED RAD FAN RELAY
TOTALLY INTEGRATED POWER MODULE

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