Engine: Testing and Inspection

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting - Engine Noise

NVH Troubleshooting - Engine Noise:

Use the Chart 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 specified noise source.
If necessary, repair or replace these parts.