Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001QUNU
Model Year Start: 2021 Model: RAV4 HV Prod Date Range: [08/2020 -           ]
Title: Q610 (HYBRID TRANSMISSION / TRANSAXLE): HYBRID TRANSAXLE FLUID: ADJUSTMENT; 2021 - 2024 MY RAV4 HV [08/2020 -        ]

ADJUSTMENT

CAUTION / NOTICE / HINT

NOTICE:

For the hybrid transaxle fluid, use Toyota Genuine ATF WS.

Using transmission fluid other than the above type may cause abnormal noise or vibration, or ultimately damage the transmission of your vehicle.

PROCEDURE

1. REMOVE NO. 1 FLOOR UNDER COVER

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2. DRAIN HYBRID TRANSAXLE FLUID

(a) Make sure that the vehicle will remain level, and lift the vehicle.

(b) Using a 10 mm union nut wrench and 10 mm straight hexagon, remove the filler plug and gasket from the rear traction motor with transaxle assembly.

*1

10 mm Union Nut Wrench

*2

10 mm Straight Hexagon

(c) Using a 10 mm socket hexagon wrench, remove the drain plug and gasket from the rear traction motor with transaxle assembly and drain the hybrid transaxle fluid.

*1

Drain Plug

(d) Using a 10 mm socket hexagon wrench, install the drain plug and a new gasket to the rear traction motor with transaxle assembly.

Torque:

50 N·m {510 kgf·cm, 37 ft·lbf}

3. ADD HYBRID TRANSAXLE FLUID

(a) Add hybrid transaxle fluid until the hybrid transaxle fluid level is between 0 to 5 mm (0 to 0.196 in.) from the bottom lip of the filler plug opening. [*]

NOTICE:

  • Use Toyota Genuine ATF WS.

    Using transmission fluid other than the above type may cause abnormal noise or vibration, or ultimately damage the transmission of your vehicle.

  • Be sure to fully insert the filler nozzle into the filler plug opening.
  • Be sure to add hybrid transaxle fluid slowly. If hybrid transaxle fluid is added quickly, the hybrid transaxle fluid may hit internal parts and bounce back, resulting in hybrid transaxle fluid coming out of the filler plug opening.
  • Be sure to directly check that the hybrid transaxle fluid level is within the specified range.
  • An insufficient or excessive amount of hybrid transaxle fluid may damage the rear traction motor with transaxle assembly.

Reference:

1.7 liters (1.8 US qts, 1.5 Imp. qts)

*1

Filler Plug

*a

Filler Nozzle

*b

0 to 5 mm (0 to 0.196 in.)

(b) After adding hybrid transaxle fluid, leave the vehicle for 30 seconds so that the hybrid transaxle fluid surface can become still again, and then check that the hybrid transaxle fluid level is between 0 to 5 mm (0 to 0.196 in.) from the bottom lip of the filler plug opening. (If the hybrid transaxle fluid level is too low, return to the Add Hybrid Transaxle Fluid procedure [*].)

NOTICE:

After adding hybrid transaxle fluid, make sure to check the hybrid transaxle fluid level.

Click here 2021 - 2024 MY RAV4 HV [08/2020 -        ]; Q610 (HYBRID TRANSMISSION / TRANSAXLE): HYBRID TRANSAXLE FLUID: ON-VEHICLE INSPECTION+

(c) Using a 10 mm union nut wrench and 10 mm straight hexagon, temporarily install the filler plug and gasket to the rear traction motor with transaxle assembly.

HINT:

Reuse the old gasket as the filler plug will be removed again.

4. INSPECT HYBRID TRANSAXLE FLUID

Click here 2021 - 2024 MY RAV4 HV [08/2020 -        ]; Q610 (HYBRID TRANSMISSION / TRANSAXLE): HYBRID TRANSAXLE FLUID: ON-VEHICLE INSPECTION+

5. INSPECT FOR HYBRID TRANSAXLE FLUID LEAK

6. INSTALL NO. 1 FLOOR UNDER COVER

Click here 2020 - 2021 MY RAV4 HV [06/2020 - 12/2021]; REAR SUSPENSION: REAR SUSPENSION MEMBER (for HV Model AWD): INSTALLATION+ 2022 - 2024 MY RAV4 HV [12/2021 -        ]; REAR SUSPENSION: REAR SUSPENSION MEMBER (for HV Model AWD): INSTALLATION+