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Home >> Dodge and Ram >> 2008 >> Caliber R/T, AWD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0581 To P0632 >> P0629-Fuel Pump Control Circuit High >> Possible Causes

Possible Causes

Possible Causes 
INTERMITTENT DTC
(K31) FUEL PUMP CONTROL CIRCUIT SHORTED TO VOLTAGE
(K31) FUEL PUMP CONTROL CIRCUIT OPEN OR HIGH RESISTANCE
TOTALLY INTEGRATED POWER MODULE (TIPM)
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.