Initial Inspection and Diagnostic Overview
EngineSome engines incorporate a fail-safe cooling system.
The engine, fuel system, ignition system, emissions system and exhaust system all affect exhaust emission levels and must be maintained according to the maintenance schedule.
Correct engine identification is required to order parts.
Inspection and Verification
1. Verify the customer concern by operating the engine to duplicate the condition.
2. Visually inspect for obvious signs of mechanical damage.
3. If the inspection reveals obvious concerns that can be readily identified, repair as necessary.
4. If the concerns remain after the inspection, determine the symptoms and go to the Symptom Chart. Symptom Related Diagnostic Procedures