Initial Inspection and Diagnostic Overview

1. Verify the customer concern by operating the engine to duplicate the conditions.
2. Visually inspect for obvious signs of mechanical damage. Refer to the following chart:

VISUAL INSPECTION CHART

Mechanical
- Engine coolant leaks
- Engine oil leaks
- Fuel leaks
- Damaged and/or severely worn parts
- Loose mounting bolts, studs and nuts.

3. If the inspection reveals obvious concerns that can be readily identified, repair as required.
4. If the concern is not visually evident, verify the symptom and refer to the Symptom Chart. Symptom Related Diagnostic Procedures