P0320

Tests 646 - 649:

Tests 650 - 653:

Tests 654 - 657:

Tests 658 - 660:

SYMPTOM
P-0320 NO CRANK REFERENCE SIGNAL AT PCM (GAS)

WHEN MONITORED
During Engine cranking.

SET CONDITION
No signal from the Crank Position Sensor is present during Engine cranking, and at least 3 cam position signals have occurred.

POSSIBLE CAUSES
- Ckp sensor ground circuit open
- Ckp sensor def
- 5-volt supply circuit open
- 5-volt supply circuit short to ground
- Ckp signal circuit open
- Ckp signal circuit short to ground
- Ckp wiring harness & connector intermittent def
- Ckp wiring harness and connector observable def
- Ckp sensor conn term corr, dam, pushed out or mswd
- PCM Connector term, corr, dam, pushed out or mswd
- PCM def (No crank ref sig at PCM)