Tech Tips
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, 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.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | See page |
|---|---|---|
| Oil leakage from front differential | Oil (Level too high or wrong grade) | |
| Front differential rear oil seal (Worn or damaged) | ||
| Companion flange (Loose or damaged) | ||
| Oil leakage from rear differential | Oil (Level too high or wrong grade) | |
| Rear differential front oil seal (Worn or damaged) | ||
| for LSD: Companion flange (Loose or damaged) |
||
| w/o Differential Lock: Companion flange (Loose or damaged) |
||
| Oil leak from front drive pinion shaft | Oil (Level too high or wrong grade) | |
| Front differential oil seal (Worn or damaged) | ||
| Companion flange (Loose or damaged) | ||
| Oil leak from rear drive pinion shaft | Oil (Level too high or wrong grade) | |
| Rear differential oil seal (Worn or damaged) | ||
| for LSD: Companion flange (Loose or damaged) |
||
| w/o Differential Lock: Companion flange (Loose or damaged) |