NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
REAR FINAL DRIVE
Use the chart below to find the cause of the symptom. If necessary, repair or replace these parts.
| Reference | — | — | — | — | — | Inspection | NVH in DLN section. | NVH in FAX, RAX, FSU and RSU sections. | NVH in WT section. | NVH in WT section. | NVH in RAX section. | NVH in BR section. | NVH in ST section. | |
| Possible cause and SUSPECTED PARTS | Gear tooth rough | Gear contact improper | Tooth surfaces worn | Backlash incorrect | Companion flange excessive runout | Gear oil improper | PROPELLER SHAFT | AXLE AND SUSPENSION | TIRE | ROAD WHEEL | DRIVE SHAFT | BRAKE | STEERING | |
| Symptom | Noise | × | × | × | × | × | × | × | × | × | × | × | × | × |