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Home >> Jeep >> 2006 >> Liberty Limited, 2.8 5 >> Repair and Diagnosis >> Engine Performance >> System >> Diesel - DTCS P0301 To P0481 >> Diagnosis And Testing >> P0480-Fan 1 Control Circuit Open Circuit >> Possible Causes

Possible Causes

Possible Causes 
INTERMITTENT CONDITION
ASD RELAY OUTPUT CIRCUIT OPEN
LOW SPEED RADIATOR FAN RELAY
(N201) LOW SPEED RADIATOR FAN CONTROL CIRCUIT SHORTED TO GROUND
(N201) LOW SPEED RADIATOR FAN CONTROL CIRCUIT OPEN
ENGINE CONTROL MODULE