Unscrew the oil filler plug.
Check the oil level. If the oil level is just below the bottom of the filler hole, this is normal.
Only for type 1
Remove the oil filler plug and check that the gear oil level is at least 8 mm below the bottom edge of the hole.
If the oil level is significantly low, add fresh gear oil to the front and/or rear differential.
Recommended gear oil: API GL gear oil (5 or higher When operating the vehicle at an ambient temperature above 10°C, it is recommended to use gear oil with a viscosity of SAE 90, and at an ambient temperature below 10°C - SAE 80W.
Install the oil filler plug and tighten to the recommended torque.
Tightening torque: 49±9 Nm.