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Home >> Chrysler >> 2007 >> Pacifica Limited, AWD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0222 To P0420 >> P0325-Knock Sensor 1 Circuit >> Possible Causes
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Possible Causes

Possible Causes 
INTERMITTENT DTC
(K42) KS SIGNAL CIRCUIT SHORTED TO VOLTAGE
(K42) KS SIGNAL CIRCUIT SHORTED TO GROUND
(K42) KS SIGNAL CIRCUIT SHORTED TO THE (K942) KS RETURN CIRCUIT
(K42) KS SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
(K942) KS RETURN CIRCUIT OPEN OR HIGH RESISTANCE
KNOCK SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .