MAINTENANCE: GF1A TRANSFER OIL: REPLACEMENT; 2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [09/2022

Last Modified: 05-13-2024	6.11:8.1.0	Doc ID: RM1000000026UVG
Model Year Start: 2023	Model: GR Corolla	Prod Date Range: [09/2022 - ]
Title: MAINTENANCE: GF1A TRANSFER OIL: REPLACEMENT; 2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [09/2022 - ]

REPLACEMENT

CAUTION / NOTICE / HINT

NOTICE:

The plug shown in the illustration is not the transfer filler plug, so do not attempt to fill transfer oil via this plug.

*a	NOT the Transfer Filler Plug

Filling transfer oil via this plug will cause the transfer oil to be overfilled, resulting in oil leakage.

PROCEDURE

1. REMOVE NO. 1 ENGINE UNDER COVER ASSEMBLY

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2. DRAIN TRANSFER OIL

(a) Stop the vehicle on a level surface.

(b) Using a 10 mm straight hexagon wrench and 10 x 12 mm long offset wrench, remove the transfer filler plug and gasket.

*1	Transfer Filler Plug
*2	Transfer Drain Plug

(d) Using a 10 mm hexagon socket wrench, install a new gasket and the drain plug.

Torque:

39 N·m {398 kgf·cm, 29 ft·lbf}

3. ADD TRANSFER OIL

(a) Using a 10 mm straight hexagon wrench and 10 x 12 mm long offset wrench, remove the transfer filler plug and gasket.

(b) Add transfer oil.

Oil grade:

Toyota genuine differential gear oil LT API GL-5 or equivalent

Viscosity:

SAE 75W-85

NOTICE:

Using transfer oil other than the specified oil may cause abnormal noise or vibration, or damage the transfer of your vehicle.

(c) Pour oil so that the oil level is between 0 to 5.0 mm (0 to 0.197 in.) from the bottom lip of the transfer filler plug hole.

NOTICE:

When adding oil, pour it slowly.
Add oil a little at a time, waiting several minutes between each addition of oil.
Too much or too little oil will lead to transfer problems.

Standard capacity:

0.40 to 0.50 liters (0.43 to 0.52 US qts, 0.36 to 0.44 Imp. qts)

*a	0 to 5.0 mm (0 to 0.197 in.)

(d) Wait approximately 5 minutes and check that the oil level has not changed.

(e) Using SST, 10 mm straight hexagon wrench and union nut wrench, install a new gasket into the transfer filler plug, and then install the transfer filler plug.

SST: 09961-00950

Torque:

Specified tightening 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.
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When using a union nut wrench (fulcrum length of 22 mm (0.866 in.)) + SST (fulcrum length of 150 mm (5.906 in.)) + torque wrench (fulcrum length of 180 mm (7.087 in.)): 19.9 N*m (203 kgf*cm, 15 ft.*lbf)

*a	10 mm Straight Hexagon Wrench
*b	10 mm Union Nut Wrench
*c	Fulcrum Length

4. INSPECT FOR TRANSFER OIL LEAK

5. INSTALL NO. 1 ENGINE UNDER COVER ASSEMBLY

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