1. The following leak locations are possible:
2. The junction of the cylinder block and gearbox (flywheel gasket/transmission oil seal).
3. The junction of the halves of the gearbox housing.
4. Oil filler bolt/oil drain bolt.
5. Drive shaft on gearbox.
6. When looking for leaks, proceed as follows.
7. Clean the gearbox housing with a cold cleaner.
8. Check the oil level, top up if necessary.
9. Sprinkle potential leaks with talc or lime.
10. Make a test drive. To make the oil more liquid, a test drive should be made for a distance of 30 km.
11. Then raise the car and check the transmission for leaks with a lamp.
12. Eliminate leaks.