Symptom Related Diagnostic Procedures

INTERMITTENT NO START CONDITION

For a complete wiring diagram Refer to the Wiring Information.





Diagnostic Test

1. CHECK ALL VEHICLE MODULES FOR DTCS
1. Turn the ignition on.
2. With the scan tool, check for active and stored DTCs.

Does the scan tool display any active or stored DTCs?

Yes

- Using the appropriate diagnostic procedures, diagnose and repair all active and stored DTCs.

No

- Go To 2

2. ATTEMPT TO DUPLICATE NO START CONDITION
1. Attempt to duplicate the no start condition per the customer scenario.

Were you able to duplicate the no start condition?

Yes

- Perform the NO CRANK CONDITION diagnostic procedure. Engine Will Not Crank.

No

- No component replacement is necessary at this time.
- Using the wiring diagrams as a guide, check all vehicle powers, grounds, and related connectors. Check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension.