Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM1000000026Q7J
Model Year Start: 2023 Model: RAV4 Prod Date Range: [10/2022 - 10/2023]
Title: BRAKE SYSTEM (OTHER): BRAKE BOOSTER PUMP (w/o Vacuum Brake Booster): REMOVAL; 2023 MY RAV4 RAV4 HV [10/2022 - 10/2023]

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during brake booster pump assembly removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced (for HV Model)

Replaced Part or Performed Procedure

Necessary procedures

Effect/Inoperative Function when Necessary Procedure not Performed

Link

*: When performing learning using the Techstream.

Click here 2023 MY RAV4 HV [10/2022 - 10/2023]; PARK ASSIST / MONITORING: PARKING SUPPORT BRAKE SYSTEM (for HV Model): CALIBRATION

Disconnect cable from negative (-) auxiliary battery terminal

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 (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

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.
  • While the auxiliary battery is connected, even if the power switch is off, the brake control system activates when the brake pedal is depressed or any door courtesy switch turns on. Therefore, when servicing the brake system components, do not operate the brake pedal or open/close the doors while the auxiliary battery is connected.
  • Do not carry the brake booster with master cylinder assembly by the parts shown in the illustration.

    *1

    No. 1 Skid Control ECU

    *2

    Reservoir Hose

    *3

    Master Cylinder Push Rod Clevis

    *4

    Boot

    *5

    Reservoir

    *6

    Brake Actuator Tube

    *7

    No. 1 Wire Clamp Bracket

    *8

    Brake Booster with Accumulator Pump Assembly

PROCEDURE

1. PRECAUTION

CAUTION:

Be sure to read precaution thoroughly before servicing.

Click here 2021 - 2024 MY RAV4 RAV4 HV [08/2020 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM: 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.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; INTRODUCTION: REPAIR INSTRUCTION: PRECAUTION

2. REMOVE BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY

Click here 2023 MY RAV4 RAV4 HV [10/2022 - 10/2023]; BRAKE SYSTEM (OTHER): BRAKE BOOSTER (w/o Vacuum Brake Booster): REMOVAL

3. REMOVE BRAKE BOOSTER WITH ACCUMULATOR PUMP ASSEMBLY

(a) Slide the clip and disconnect the No. 2 reservoir hose from the brake booster with accumulator pump assembly.

(b) Using a union nut wrench, remove the brake actuator tube.

NOTICE:

  • Do not kink or damage the brake line.
  • Do not allow any foreign matter such as dirt or dust to enter the brake line from the connecting parts.

(c) Disengage the 3 clamps.

(d) Remove the nut, brake booster with accumulator pump assembly, brake booster pump bushing and brake actuator case collar.

4. REMOVE NO. 2 WIRE CLAMP BRACKET

HINT:

Perform this procedure only when replacement of the No. 2 wire clamp bracket is necessary.

(a) Using a 5 mm long hexagon socket wrench, remove the bolt and No. 2 wire clamp bracket.

5. REMOVE NO. 1 BRAKE POWER SUPPLY BRACKET

HINT:

Perform this procedure only when replacement of the No. 1 brake power supply bracket is necessary.

(a) Using a 5 mm long hexagon socket wrench, remove the 2 bolts and No. 1 brake power supply bracket.

6. REMOVE NO. 2 BRAKE POWER SUPPLY BRACKET

HINT:

Perform this procedure only when replacement of the No. 2 brake power supply bracket is necessary.

(a) Using a 5 mm long hexagon socket wrench, remove the 2 bolts and No. 2 brake power supply bracket.