1. Install the car on a viewing hole, overpass, or on stands, making sure that the car is horizontal.
2. Unscrew the plug of the control hole in the gearbox housing (A - control / filling hole, B - drain hole in the gearbox housing).
3. Insert your finger into the hole and feel that the oil level is near the bottom edge of the hole.
4. If the oil level is insufficient, then add the correct brand of oil through the control hole.
5. Tighten the stopper. Make sure there are no leaks for several kilometers.