PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE
Diagnostic Test
1.NO RESPONSEAre you currently experiencing a NO RESPONSE condition?
Yes
- The NO RESPONSE condition must be properly diagnosed before continuing.
- Refer to the appropriate BUS Communication test in Section 8 ELECTRONIC CONTROL MODULES - ELECTRICAL DIAGNOSTICS.
No
- Go To 2
2.NO START
Is the customer complaint a NO START condition?
Yes
- Check the vehicle for any NO START related PCM DTCs or Vehicle Theft Security related DTCs.
- If no Theft related DTCs are present, refer to the Non DTC Diagnostic Procedures that relate to Fuel and Starting.
No
- Go To 3
3.VEHICLE HISTORY AND TSB(s)
Choose the following scenario that best applies.
The TSB repaired the customer's complaint.
- Testing complete.
A DTC is present, no TSB applies, or the TSB didn't repair the customer's complaint.
- Go To 4
No DTCs are present.
- Refer to the INTERMITTENT CONDITION Diagnostic Procedure.
4.WIRE HARNESS INSPECTION
Were any repairs made that fixed the customer's complaint?
Yes
- Testing complete.
No
- Refer to the diagnostic test procedure related to the DTC.