Diagnosis and Testing - Verify the customer concern.
- Visually inspect for obvious signs of mechanical damage.
Visual Inspection Chart Mechanical | Air leak(s) | Collapsed pipe(s) | Air cleaner | Air cleaner element | Charge air cooler (if equipped) | - If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
- If the cause is not visually evident, verify the symptom and refer to WDS to diagnose the system.
| |