Malfunction | Possible reason |
Noises and vibrations in the gearbox | Loose or damaged powertrain mounts |
Excessive shaft runout | |
Damaged or worn gears | |
Low-quality gear oil is used | |
Low transmission oil level | |
Difficulty shifting gears | Shift cables out of adjustment |
Damaged or worn synchronizer rings | |
Weakened synchronizer springs | |
Spontaneous transfer shutdown | Damaged shift fork or locking mechanism |
Excessive clearance in the spline connection of the coupling and synchronizer hub |