P0339

Test 1 - 2:

Test 3 - 6:

Test 7 - 11:

Test 12:

SYMPTOM
P0339 - CRANKSHAFT POSITION SENSOR INTERMITTENT

WHEN MONITORED
While cranking engine and engine running.

SET CONDITION
When the CKP Sensor failure counter reaches 20. One Trip Fault.

POSSIBLE CAUSES
- Good trip equal to zero
- CKP wire harness inspection
- (K7) 5 volt supply circuit open or shorted to ground
- Tone wheel/pulse ring inspection
- Checking CMP sensor signal with the DRBIII lab scope
- Crankshaft position sensor
- (K24) CKP signal circuit shorted to battery voltage
- (K24) CKP signal circuit open
- (K24) CKP signal circuit shorted to ground
- (K24) CKP signal circuit shorted to (K7) 5 volt supply circuit
- PCM