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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 3.6L - DTCS P0157 To P0457 >> Diagnosis And Testing >> P0325-Knock Sensor 1 Circuit >> Possible Causes

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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