Troubleshooting assistant

Pick a problem area, choose the symptom, then follow the remedy links or step-by-step TSRM procedure.

Diagnostic codes

Areas /EFI System

EFI System

EFI symptom procedures and electronic fuel injection checks.

High engine idle speed — no drop

Idle speed stays high.

Engine often stalls

Engine stalls frequently.

Engine sometimes stalls

Intermittent stalling.

Engine backfires — lean fuel mixture

Lean backfire procedure.

Muffler explosion / after fire — rich fuel mixture / misfire

Rich/misfire after-fire procedure.