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Home >> Jeep >> 2007 >> Commander Base, 4.7 P, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> DTCS P0325 To P0501 >> P0325-Knock Sensor 1 Circuit >> Possible Causes
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Possible Causes

Possible Causes 
(K42) KNOCK SENSOR NO. 1 SIGNAL CIRCUIT SHORTED TO VOLTAGE
(K42) KNOCK SENSOR NO. 1 SIGNAL CIRCUIT OPEN
(K942) KNOCK SENSOR NO. 1 RETURN CIRCUIT OPEN
(K42) KNOCK SENSOR NO. 1 SIGNAL CIRCUIT SHORTED TO THE (K942) KNOCK SENSOR NO. 1 RETURN CIRCUIT
(K42) KNOCK SENSOR NO. 1 SIGNAL CIRCUIT SHORTED TO GROUND
KNOCK SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .

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