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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 490 (Powertrain Diagnostic Procedures - Diesel) >> Diagnostic Information And Procedures >> DRIVEABILITY - Diesel - Diagnostic Tests >> P0480-Fan 1 Control Circuit Open Circuit; P0480-Fan 1 Control Circuit Short To Ground >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

INTERMITTENT CONDITION

ASD RELAY OUTPUT CIRCUIT OPEN

LOW SPEED RADIATOR FAN RELAY

LOW SPEED RADIATOR FAN CONTROL CIRCUIT SHORTED TO GROUND

LOW SPEED RADIATOR FAN CONTROL CIRCUIT OPEN

ENGINE CONTROL MODULE

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