Engine Controls - Basic Testing: Summary

If no faults were found while performing Basic Diagnostic Procedures, proceed to the appropriate TESTS W/CODES article.

• 1.8L Turbo models, see: TESTS W/CODES - 1.8L TURBO
• 2.8L models, see: TESTS W/CODES - 2.8L

If no hard codes are found in self-diagnostics, proceed to the TESTS W/O CODES article for diagnosis by symptom (i.e., ROUGH IDLE, NO START, etc.) or intermittent diagnostic procedures.