Exhaust Smoke Or Smell
WARNING: This page is about a different car, the 2002 Mercury Villager. However, it is still accessible from the selected car via links, so may be relevant.
- Check engine mechanical condition. Check compression, camshaft, valve train components, etc. Repair as necessary. See appropriate article in ENGINES.
- Black Smoke From Exhaust
Check intake air system. See TEST HU: AIR INTAKE & THROTTLE BODY under SYSTEM TESTS in SELF-DIAGNOSTICS - VILLAGER article. Also check fuel delivery system. See TEST HC: FUEL DELIVERY SYSTEM under SYSTEM TESTS in SELF-DIAGNOSTICS - VILLAGER article. - Blue Smoke From Exhaust
Check PCV system. See TEST HG: POSITIVE CRANKCASE VENTILATION SYSTEM under SYSTEM TESTS in SELF-DIAGNOSTICS - VILLAGER article. - White Smoke From Exhaust
Check cooling system. - Odor From Exhaust System
Check exhaust system. See TEST HF: CATALYST EFFICIENCY MONITOR & EXHAUST SYSTEMS , step 5) under SYSTEM TESTS in SELF-DIAGNOSTICS - VILLAGER article. - Sulfur (Rotten Egg) Smell From Exhaust System
Check fuel delivery system. See TEST HC: FUEL DELIVERY SYSTEM or TEST HX: EVAPORATIVE EMISSION SYSTEM under SYSTEM TESTS in SELF-DIAGNOSTICS - VILLAGER article. Inform customer that fuel source could be likely cause of odor. Since sulfur content can vary in different fuels, suggest customer try a different fuel source.