Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000002FCN1
Model Year Start: 2024 Model: RAV4 HV Prod Date Range: [10/2023 -           ]
Title: P710 (HYBRID TRANSMISSION / TRANSAXLE): OIL COOLER: REMOVAL; 2024 MY RAV4 HV [10/2023 -        ]

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during motor cooling cooler removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

*: When performing learning using the Techstream.

Click here 2024 MY RAV4 HV [10/2023 -        ]; PARK ASSIST / MONITORING: PARKING SUPPORT BRAKE SYSTEM (for HV Model): CALIBRATION

Auxiliary battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane control system

2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]; PRE-COLLISION: PRE-COLLISION SYSTEM: INITIALIZATION

Parking support brake system (for HV model)*

Pre-collision system

Reset back door close position

Power back door system

2024 MY RAV4 RAV4 HV [10/2023 -        ]; DOOR / HATCH: POWER BACK DOOR SYSTEM: INITIALIZATION

Back door lock initialization

Power door lock control system

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: INITIALIZATION

ECM

Perform Vehicle Identification Number (VIN) registration

DTC P063051 is output

2021 - 2024 MY RAV4 RAV4 HV [08/2020 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: REGISTRATION

Grill shutter switch specification infomation

Vehicle control history (RoB) [X260E] is stored

2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

Inverter with converter assembly

Resolver learning

  • DTCs are stored
  • Slight vibration at a vehicle speed of 5 km/h (3 mph) or less
  • Shock or vibration during acceleration

for AWD with NICKEL METAL HYDRIDE BATTERY: 2019 - 2024 MY RAV4 HV [02/2019 -        ]; HYBRID / BATTERY CONTROL: MOTOR GENERATOR CONTROL SYSTEM (for AWD with NICKEL METAL HYDRIDE BATTERY): UTILITY

for LITHIUM-ION BATTERY: 2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: MOTOR GENERATOR CONTROL SYSTEM (for LITHIUM-ION BATTERY): UTILITY

CAUTION:

  • Orange wire harnesses and connectors indicate high-voltage circuits. To prevent electric shock, always follow the procedure described in the repair manual.

    for AWD with Nickel Metal Hydride Battery:

    Click here 2019 - 2024 MY RAV4 HV [02/2019 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for AWD with NICKEL METAL HYDRIDE BATTERY): PRECAUTION

    for Lithium-ion Battery:

    Click here 2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): PRECAUTION

  • To prevent electric shock, wear insulated gloves when working on wire harnesses and components of the high voltage system.

NOTICE:

  • After the ignition switch is turned off, the audio and visual system records various types of memory and settings. As a result, after turning the ignition switch off, make sure to wait at least 2 minutes before disconnecting the cable from the negative (-) auxiliary battery terminal.
  • When the cable is disconnected from the negative (-) auxiliary battery terminal and the security lock setting has been enabled, multi-display operations will be disabled upon next startup unless the password is entered. Be sure to check the security lock setting before disconnecting the cable from the negative (-) auxiliary battery terminal.
  • If the ECM has been struck or dropped, replace it.
  • Perform Vehicle Identification Number (VIN) registration when replacing the ECM.

    Click here 2021 - 2024 MY RAV4 RAV4 HV [08/2020 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: REGISTRATION

PROCEDURE

1. REMOVE INVERTER WITH CONVERTER ASSEMBLY

Click here 2024 MY RAV4 HV [10/2023 -        ]; HYBRID / BATTERY CONTROL: INVERTER WITH CONVERTER (for AWD): REMOVAL

2. REMOVE FRONT FENDER FRONT SPLASH SHIELD LH

Click here 2024 MY RAV4 HV [10/2023 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

3. REMOVE FRONT FENDER FRONT SPLASH SHIELD RH

Click here 2024 MY RAV4 HV [10/2023 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

4. REMOVE NO. 1 ENGINE UNDER COVER

Click here 2024 MY RAV4 HV [10/2023 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

5. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY

Click here 2024 MY RAV4 HV [10/2023 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

6. REMOVE FRONT FENDER APRON SEAL LH

Click here 2024 MY RAV4 HV [10/2023 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

7. REMOVE NO. 1 INVERTER COOLING HOSE

(a) Slide the clip and remove the No. 1 inverter cooling hose from the motor cooling cooler.

8. DISCONNECT NO. 5 INVERTER COOLING HOSE

Click here 2024 MY RAV4 HV [10/2023 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

9. REMOVE MOTOR COOLING COOLER

(a) Remove the oil cooler union bolt and gasket to disconnect the No. 2 motor cooling pipe from the hybrid vehicle transaxle assembly.

*1

Oil Cooler Union Bolt

*2

No. 1 Oil Cooler Tube Clamp

(b) Remove the bolt and No. 1 oil cooler tube clamp to disconnect No. 2 motor cooling pipe from the hose bracket.

(c) Remove the 3 bolts to disconnect the motor cooling cooler from the No. 1 transmission control cable bracket.

HINT:

Use a container to catch any coolant and hybrid transaxle fluid which flow out of the motor cooling cooler.

(d) Slide the clip and disconnect the No. 1 motor cooling hose from the transaxle housing tube connector.

NOTICE:

Make sure not to remove the No. 1 motor cooling hose from the motor cooling cooler as the motor cooling cooler may be deformed.

10. REMOVE NO. 2 MOTOR COOLING PIPE

(a) Slide the clip and remove the No. 2 motor cooling pipe from the No. 2 motor cooling hose.

NOTICE:

Make sure not to remove the No. 2 motor cooling hose from the motor cooling cooler as the motor cooling cooler may be deformed.