Diagnostic Strategy: Diagnostics

WARNING: This page is about a different variant/trim than selected.

Carry out on-board diagnostic procedures key on engine off (KOEO) and key on engine running (KOER).
Record all diagnostic trouble codes (DTCs).
Repair all non-transmission codes first.
Repair all transmission codes second.
Erase all continuous codes and attempt to repeat them.
Repair all continuous codes.
If only pass codes are obtained, proceed to DIAGNOSIS BY SYMPTOM .

Follow the Diagnostic Flow Chart sequence to diagnose and repair the concern the first time.