Symptom Table
WARNING: This page is about a different car, the 2018 Subaru BRZ. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Use the following table to identify the trouble cause. The check points are listed in the order of priority from the viewpoint of possible trouble causes. Check each part in the sequence. If necessary, replace the parts.
SYMPTOM DESCRIPTION - REAR DIFFERENTIAL
| Symptoms | Inspection items | Reference |
|---|---|---|
| Noise from differential carrier | Oil level (too low) | DIFFERENTIAL OIL |
| Ring gear or pinion (worn or chipped) | DISASSEMBLY | |
| Improper adjustment of backlash | DISASSEMBLY | |
| Improper adjustment of preload | DISASSEMBLY | |
| Improper adjustment of tooth contact | DISASSEMBLY | |
| Wear of bearing | DISASSEMBLY | |
| Oil leakage from differential carrier | Oil level (too high) | DIFFERENTIAL OIL |
| Side gear shaft oil seal (worn or damaged) | REAR DIFFERENTIAL SIDE GEAR SHAFT OIL SEAL | |
| Carrier oil seal (worn or damaged) | REAR DIFFERENTIAL CARRIER OIL SEAL |