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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 3.6L - DTCS P0461 To P0652 >> Diagnosis And Testing >> P0480-Cooling Fan 1 Control Circuit/Open >> Possible Causes

Possible Causes

Possible Causes
CAN BUS FAILURE
ENGINE COOLANT TEMP (ECT) SENSOR DTCS SET
COOLING FAN CONTROL CIRCUIT DTCS SET IN THE TIPM
POWERTRAIN CONTROL MODULE (PCM)

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

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