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Home >> Chrysler >> 2007 >> Pacifica Base, 3.8 L >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0430 To P0572 >> P0452-EVAP Pressure Switch Stuck Closed >> Possible Causes

Possible Causes

Possible Causes 
INTERMITTENT DTC
EVAP PURGE HOSE/TUBE OBSTRUCTION
(K107) ESM SIGNAL CIRCUIT SHORTED TO GROUND
(K52) EVAP PURGE CONTROL CIRCUIT SHORTED TO GROUND
EVAP SYSTEM MONITOR SWITCH
EVAP PURGE SOLENOID
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE