Engine Controls - Trouble Shooting - No Codes: Symptoms: Backfires
- Check secondary ignition system. See TEST JB: IGNITION MISFIRE UNDER LOAD under SYSTEM TESTS in SELF-DIAGNOSTICS - VILLAGER article.
- Check fuel delivery system. See TEST HC: FUEL DELIVERY SYSTEM under SYSTEM TESTS in SELF-DIAGNOSTICS - VILLAGER article.
- Check engine mechanical condition. Check compression, camshaft, valve train components, etc. Repair as necessary. See appropriate article in ENGINES.
- Check exhaust system. See TEST HF: CATALYST EFFICIENCY MONITOR & EXHAUST SYSTEMS , step 5) under SYSTEM TESTS in SELF-DIAGNOSTICS - VILLAGER article.
- Check for intermittent faults. See INTERMITTENT PROBLEM DIAGNOSIS .