Operation CHARM: Car repair manuals for everyone.

Engine: Testing and Inspection

Noise, Vibration and Harshness (NVH) Troubleshooting

NVH Troubleshooting - Engine Noise





Part 1 of 2





Part 2 of 2

Use the table to help you find the cause of the symptom.
1. Locate the area where noise occurs.
2. Confirm the type of noise.
3. Specify the operating condition of the engine.
4. Check the specified noise source.
If necessary, repair or replace these parts.