- Connection between engine and gearbox (flywheel oil seal and gearbox shaft oil seal).
- The junction of the two halves of the gearbox housing.
- Oil filler and oil drain plugs.
- The junction of the drive shaft with the gearbox.
To find leaks, you should:
Clean the gearbox housing with a cold cleaner.
Check oil level, top up if necessary.
Sprinkle with chalk or talcum powder the joints and gaskets on the engine.
After a long drive, raise the vehicle and check for transmission leaks.
Repair the leak as soon as possible.