Diesel Data: Automotive Repair

Initial Inspection and Diagnostic Overview

INSPECTION AND VERIFICATION

WARNING:
- When carrying out underhood work in the vicinity of the starter motor, be aware that the heavy gauge battery input lead at the starter solenoid is "electrically hot" at all times. A protective cap or boot is provided over the terminal of this lead and must be reinstalled after servicing.
- When working in the area of the starter motor, be careful to avoid touching hot exhaust components.


1. Verify the customer concern.


Visual Inspection Chart:






2. Visually inspect for obvious signs of mechanical or electrical damage.
3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
4. If the cause is not visually evident, verify the symptom. Go to Symptom Chart. Symptom Related Diagnostic Procedures