On-Vehicle Inspection [10/2022 - ]: Procedure
WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
- REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY
HINT:
Refer to PROCEDURE - Step 1
- CHECK TRANSFER OIL
Pre-procedure1
- Stop the vehicle on a level surface.
- Using a 10 mm straight hexagon and 10 x 12 mm long offset wrench, remove the transfer filler plug and gasket from the transfer assembly.
- Check that the oil level is between 0 to 5 mm (0 to 0.197 in.) from the bottom lip of the transfer filler plug hole.
*a 0 to 5 mm (0 to 0.197 in.) If the result is not as specified, add transfer oil.
Oil Type and Viscosity
Toyota genuine differential gear oil LT 75W-85 or equivalent
NOTE:- Using transfer oil other than the specified oil may cause abnormal noise or vibration, or damage the transfer of the vehicle.
- When adding transfer oil, pour it slowly.
- Too much or too little transfer oil will lead to transfer problems.
Post-procedure1
- If the oil level is low, refill transfer oil after checking for oil leaks.
- Using a 10 mm union nut wrench and 10 mm straight hexagon, install the transfer filler plug and a new gasket to the transfer assembly.
*a 10 mm Straight Hexagon *b 10 mm Union Nut Wrench *c Torque Wrench Fulcrum Length Specified Tightening Torque
Torque: 39 N.m (398 kgf/cm, 29 ft.lbf)
HINT:
- Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.
Refer to PRECAUTION [10/2022 - ]
- When using a 10 mm union nut wrench (fulcrum length of 22 mm (0.866 in.)) + torque wrench (fulcrum length of 180 mm (7.09 in.)):
34.8 N.m (355 kgf/cm, 26 ft.lbf)
- Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.
- INSPECT FOR TRANSFER OIL LEAK
- INSTALL NO. 2 ENGINE UNDER COVER ASSEMBLY
HINT:
Refer to PROCEDURE - Step 6