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.
| Symptom | Suspected Area | Link |
|---|---|---|
| Abnormal noise | Oil level (Low) | Click here |
| Oil (Wrong) | - | |
| Clutch release bearing (Worn or damaged) | ||
| Clutch disc (Worn or damaged)*1 | ||
| Synchronizer ring (No. 1 output shaft) (Worn or damaged) | Click here | |
| Synchronizer ring (No. 2 output shaft) (Worn or damaged) | Click here | |
| Gear (Input shaft) (Worn or damaged) | Click here | |
| Gear (No. 1 output shaft) (Worn or damaged) | Click here | |
| Gear (No. 2 output shaft) (Worn or damaged) | Click here | |
| Bearing (No. 1 output shaft) (Worn or damaged) | Click here | |
| Bearing (No. 2 output shaft) (Worn or damaged) | Click here | |
| Bearing (Differential case) (Worn or damaged) | Click here | |
| Oil leak | Oil level (High) | Click here |
| Gasket (Damaged) | Click here | |
| Oil seal (Worn or damaged) | Click here | |
| Hard or impossible to shift | Oil (Wrong) | - |
| Clutch (Dragging) | ||
| Shift and select lever assembly (Worn or damaged) | Click here | |
| Control cable (Faulty) | Click here | |
| Shift fork (Worn) | Click here | |
| Synchronizer ring (No. 1 output shaft) (Worn or damaged) | Click here | |
| Synchronizer ring (No. 2 output shaft) (Worn or damaged) | Click here | |
| Shift key spring (No. 1 output shaft) (Worn or damaged) | Click here | |
| Shift key spring (No. 2 output shaft) (Worn or damaged) | Click here | |
| Gear (Input shaft) (Worn or damaged) | Click here | |
| Gear (No. 1 output shaft) (Worn or damaged) | Click here | |
| Gear (No. 2 output shaft) (Worn or damaged) | Click here | |
| Hub sleeve (No. 1 output shaft) (Worn or damaged) | Click here | |
| Hub sleeve (No. 2 output shaft) (Worn or damaged) | Click here | |
| Jumps out of gear or shift lever moves excessively while driving | Shift fork (Worn) | Click here |
| Hub sleeve (No. 1 output shaft) (Worn or damaged) | Click here | |
| Hub sleeve (No. 2 output shaft) (Worn or damaged) | Click here | |
| Gear (Input shaft) (Worn or damaged) | Click here | |
| Gear (No. 1 output shaft) (Worn or damaged) | Click here | |
| Gear (No. 2 output shaft ) (Worn or damaged) | Click here | |
| Bearing (No. 1 output shaft) (Worn or damaged) | Click here | |
| Bearing (No. 2 output shaft) (Worn or damaged) | Click here |
*1: If the clutch torsional damper springs are worn, they can produce a load-related noise similar to a bad bearing or gear rattle.