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Home >> Jeep >> 2003 >> Grand Cherokee 2WD V8-4.7L >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> P Code Charts >> P0330

P0330

Test 1:




Test 2 - 6:




Test 7:






SYMPTOM
P0330-KNOCK SENSOR # 2 CIRCUIT

TEST NOTE
This symptom is diagnosed using the P0325-KNOCK SENSOR # 1 CIRCUIT


WHEN MONITORED
With the ignition on and the engine running.

SET CONDITION
Knock Sensor # 1 signal below minimum acceptable threshold voltage at particular engine speeds or above 5.0 volts.

POSSIBLE CAUSES
- Good trip equal to zero
- (K42) or (K142) knock sensor signal circuit shorted to voltage
- (K42) Or (K142) knock sensor signal circuit open
- (K42) Or (K142) knock sensor signal circuit shorted to ground
- (K42) Or (K142) knock sensor signal circuit shorted to the (K4) sensor ground
- (K4) sensor ground circuit open
- Knock sensor