1. Drive the vehicle until the transmission is at operating temperature and make sure it is level.
2. When the parking gearbox and engine are idling, remove the oil level check plug from the middle of the gearbox chassis
3. There are two plugs, one inside the other. The oil check plug is located in the center of the 3/16in hex key. Note: When full, oil should drip from the hole
4. Remove the internal fuel plug from the gearbox. Hold the outer nut with a wrench to prevent all fluid from draining.
5. Install the transmission fluid filling connector.
6. Enter the transmission to the correct liquid level to add liquid in small increments, and keep checking until the liquid drips slowly.
7. Remove the gearbox oil filling adapter.
8. There will be some leakage, this is normal, you should let this happen in order to reach the appropriate level.
9. Reinstall the internal filler plug in the gearbox.
its really simple just lift it on stands level