Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM1000000021ZU8
Model Year Start: 2022 Model: RAV4 HV Prod Date Range: [12/2021 - 10/2022]
Title: HYBRID / BATTERY CONTROL: HV BATTERY THERMISTOR: REMOVAL; 2022 MY RAV4 HV [12/2021 - 10/2022]

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 hybrid battery thermistor removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedures

Effect/Inoperative Function when Necessary Procedure not Performed

Link

*: When performing learning using the Techstream.

Click here 2019 - 2022 MY RAV4 HV [02/2019 - 10/2022]; 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*

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

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

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

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 - 2024 MY RAV4 HV [02/2019 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for AWD 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 ignition 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 Audio Multimedia system or safety connect system

6 minutes

Vehicle not enrolled in Toyota Audio Multimedia system and safety connect system

1 minute

PROCEDURE

1. PRECAUTION

NOTICE:

After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.

2. REMOVE HV BATTERY

Click here 2022 MY RAV4 HV [12/2021 - 10/2022]; HYBRID / BATTERY CONTROL: HV BATTERY (for NICKEL METAL HYDRIDE BATTERY): REMOVAL

3. REMOVE UPPER HV BATTERY COVER SUB-ASSEMBLY

Click here 2022 MY RAV4 HV [12/2021 - 10/2022]; HYBRID / BATTERY CONTROL: BATTERY VOLTAGE SENSOR: REMOVAL+

4. REMOVE HV BATTERY JUNCTION BLOCK ASSEMBLY

Click here 2022 MY RAV4 HV [12/2021 - 10/2022]; HYBRID / BATTERY CONTROL: HV RELAY ASSEMBLY (for NICKEL METAL HYDRIDE BATTERY): REMOVAL+

5. REMOVE NO. 2 HYBRID BATTERY SHIELD SUB-ASSEMBLY

CAUTION:

Be sure to wear insulated gloves and protective goggles.

(a) Remove the 5 nuts.

(b) Pull back the rear No. 1 HV battery shield and remove the No. 2 hybrid battery shield sub-assembly from the HV battery.

*1

Rear No. 1 HV Battery Shield

*2

No. 2 Hybrid Battery Shield Sub-assembly

Pull Back

HINT:

Pull back the rear No. 1 HV battery shield until it is separated from the stud bolt of the No. 2 hybrid battery shield sub-assembly.

6. REMOVE NO. 1 HV BATTERY INTAKE DUCT LH

CAUTION:

Be sure to wear insulated gloves and protective goggles.

(a) Remove the clip to disconnect the No. 1 HV battery intake duct LH from the HV battery.

(b) Disengage the claw of hybrid battery thermistor (sensor portion) and remove the No. 1 HV battery intake duct LH.

7. REMOVE HYBRID BATTERY THERMISTOR

CAUTION:

Be sure to wear insulated gloves and protective goggles.

(a) Disengage the clamp.

(b) Disengage the 2 claws and remove the No. 1 hybrid battery packing from the HV battery.

(c) Disengage the clamp.

(d) Disconnect the battery voltage sensor connector.

(e) Disengage the 4 clamps.

(f) Disengage the 3 claws of the hybrid battery thermistor (sensor portions) and remove the hybrid battery thermistor from the HV battery.