Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001FF03
Model Year Start: 2019 Model: RAV4 HV Prod Date Range: [11/2018 - 02/2019]
Title: P710 (HYBRID TRANSMISSION / TRANSAXLE): OIL COOLER: REMOVAL; 2019 MY RAV4 HV [11/2018 - 02/2019]

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

Auxiliary battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane control system

2019 - 2021 MY RAV4 RAV4 HV [11/2018 - 12/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM: INITIALIZATION

Pre-collision system

Memorize steering angle neutral point

Parking assist monitor system

2019 - 2022 MY RAV4 RAV4 HV [11/2018 - 10/2022]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: INITIALIZATION

Panoramic view monitor system (for HV model)

2019 - 2022 MY RAV4 HV [11/2018 - 10/2022]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for HV Model): INITIALIZATION

Reset back door close position

Power back door system (for HV model)

2019 - 2023 MY RAV4 HV [11/2018 - 10/2023]; DOOR / HATCH: POWER BACK DOOR SYSTEM (for HV Model): 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

2019 - 2020 MY RAV4 HV [11/2018 - 08/2020]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM (w/o Canister Pump Module): REGISTRATION

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

2019 - 2020 MY RAV4 HV [11/2018 - 08/2020]; HYBRID / BATTERY CONTROL: MOTOR GENERATOR CONTROL SYSTEM (for 2WD with NICKEL METAL HYDRIDE 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.

    Click here 2019 - 2020 MY RAV4 HV [11/2018 - 08/2020]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for 2WD with NICKEL METAL HYDRIDE BATTERY): PRECAUTION

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

NOTICE:

  • After the power switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the ignition switch off, be sure to wait for the time specified in the following table before disconnecting the cable from the negative (-) auxiliary battery terminal.

    Waiting Time before Disconnecting Cable from Negative (-) Auxiliary Battery Terminal

    System Name

    See Procedure

    Vehicle enrolled in Toyota Entune system or safety connect system

    6 minutes

    Vehicle not enrolled in Toyota Entune system and safety connect system

    1 minute

  • If the ECM has been struck or dropped, replace it.
  • Perform Vehicle Identification Number (VIN) registration when replacing the ECM.

    Click here 2019 - 2020 MY RAV4 HV [11/2018 - 08/2020]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM (w/o Canister Pump Module): REGISTRATION

PROCEDURE

1. REMOVE INVERTER WITH CONVERTER ASSEMBLY

Click here 2019 MY RAV4 HV [11/2018 - 02/2019]; HYBRID / BATTERY CONTROL: INVERTER WITH CONVERTER (for 2WD): REMOVAL

2. REMOVE FRONT FENDER FRONT SPLASH SHIELD LH

Click here 2019 MY RAV4 HV [11/2018 - 02/2019]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

3. REMOVE FRONT FENDER FRONT SPLASH SHIELD RH

Click here 2019 MY RAV4 HV [11/2018 - 02/2019]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

4. REMOVE NO. 1 ENGINE UNDER COVER

Click here 2019 MY RAV4 HV [11/2018 - 02/2019]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

5. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY

Click here 2019 MY RAV4 HV [11/2018 - 02/2019]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

6. REMOVE FRONT FENDER APRON SEAL LH

Click here 2019 MY RAV4 HV [11/2018 - 02/2019]; 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 2019 MY RAV4 HV [11/2018 - 02/2019]; 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.