Problem Symptoms Table
HINT:
Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Front differential
PROBLEM SYMPTOMS
| Symptom | Suspected Area | See |
|---|---|---|
| Noise in front differential | Oil (level low or wrong grade) | DIFFERENTIAL OIL |
| Ring gear or drive pinion (worn or chipped) | FRONT DIFFERENTIAL CARRIER ASSEMBLY (FOR AWD) | |
| Backlash adjustment (defective) | FRONT DIFFERENTIAL CARRIER ASSEMBLY (FOR AWD) | |
| Preload adjustment (defective) | FRONT DIFFERENTIAL CARRIER ASSEMBLY (FOR AWD) | |
| Tooth contact between ring gear and drive pinion (defective) | FRONT DIFFERENTIAL CARRIER ASSEMBLY (FOR AWD) | |
| Bearing (worn) | FRONT DIFFERENTIAL CARRIER ASSEMBLY (FOR AWD) | |
| Oil leak from front differential | Oil (level too high or wrong grade) | DIFFERENTIAL OIL |
| Oil leak from front differential | FRONT DIFFERENTIAL CARRIER ASSEMBLY (FOR AWD) | |
| Seal packing (damaged) | FRONT DIFFERENTIAL CARRIER ASSEMBLY (FOR AWD) |
Rear differential
PROBLEM SYMPTOMS
| Symptom | Suspected Area | See |
|---|---|---|
| Noise in rear differential | Oil (level low or wrong grade) | DIFFERENTIAL OIL |
| Ring gear or drive pinion (worn or chipped) | REAR DIFFERENTIAL CARRIER ASSEMBLY | |
| Backlash adjustment (defective) | REAR DIFFERENTIAL CARRIER ASSEMBLY | |
| Preload adjustment (defective) | REAR DIFFERENTIAL CARRIER ASSEMBLY | |
| Tooth contact between ring gear and drive pinion (defective) | REAR DIFFERENTIAL CARRIER ASSEMBLY | |
| Bearing (worn) | REAR DIFFERENTIAL CARRIER ASSEMBLY | |
| Oil leak from rear differential | Oil (level too high or wrong grade) | DIFFERENTIAL OIL |
| Oil leak from rear differential | REAR DIFFERENTIAL CARRIER ASSEMBLY | |
| Seal packing (damaged) | REAR DIFFERENTIAL CARRIER ASSEMBLY |