Possible Causes
| Possible Causes |
|---|
| PCM POWER AND GROUNDS |
| POWERTRAIN CONTROL MODULE (ECM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .
| Possible Causes |
|---|
| PCM POWER AND GROUNDS |
| POWERTRAIN CONTROL MODULE (ECM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .