Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM100000002663U
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 -           ]
Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: BRAKE CONTROL POWER SUPPLY: REMOVAL; 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]

REMOVAL

CAUTION / NOTICE / HINT

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, make sure to wait at least 3 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. (for Audio and Visual System (for Single Knob Type))

HINT:

When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.

  • Learning completes when vehicle is driven

    Effect/Inoperative Function When Necessary Procedures are not Performed

    Necessary Procedures

    Link

    Front Camera System

    Drive the vehicle straight ahead at 15 km/h (9 mph) or more for 1 second or more.

    2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; ADVANCED DRIVER ASSISTANCE SYSTEM: FRONT CAMERA SYSTEM (for TMC Made): INITIALIZATION 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; ADVANCED DRIVER ASSISTANCE SYSTEM: FRONT CAMERA SYSTEM: INITIALIZATION

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.

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; SETUP: WHEN DISCONNECTING OR RECONNECTING BATTERY TERMINAL: BEFORE DISCONNECTING BATTERY

2. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

Click here 2023 MY Corolla Corolla HV [09/2022 - 11/2022]; MAINTENANCE: 2ZR-FXE AUXILIARY BATTERY: REMOVAL 2023 - 2025 MY Corolla Corolla HV [11/2022 -        ]; MAINTENANCE: 2ZR-FXE AUXILIARY BATTERY: REMOVAL

3. REMOVE FRONT SEAT ASSEMBLY RH

for Manual Seat: Click here 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; SEAT: FRONT SEAT ASSEMBLY (for Manual Seat): REMOVAL 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; SEAT: FRONT SEAT ASSEMBLY (for Manual Seat): REMOVAL

for Power Seat: Click here 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; SEAT: FRONT SEAT ASSEMBLY (for Power Seat): REMOVAL 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; SEAT: FRONT SEAT ASSEMBLY (for Power Seat): REMOVAL

4. REMOVE BRAKE CONTROL POWER SUPPLY ASSEMBLY

CAUTION:

After removing the brake control power supply assembly from the vehicle, there may be an electrical charge left in the internal capacitor. If planning to inspect the inside of the brake control power supply assembly, leave it as is for more than 24 hours (to discharge it) after removing it from the vehicle. Then, perform the inspection.

NOTICE:

  • Do not hold the brake control power supply assembly by the connector.
  • Do not drop the brake control power supply assembly when carrying it.

(a) Turn back the floor carpet.

(b) Remove the 2 bolts and remove the brake control power supply assembly.

(c) Disconnect the brake control power supply assembly connector.

(1) Disengage the claw and raise the lock lever to disconnect the brake control power supply assembly connector as shown in the illustration.

NOTICE:

After disconnecting the brake control power supply assembly connector, make sure that dirt, water or other foreign matter does not contact the connecting parts of the brake control power supply assembly connector.

*a

Lock Lever

5. REMOVE NO.1 BRAKE CONTROL POWER SUPPLY BRACKET

(a) Remove the 4 bolts and No. 1 brake control power supply bracket.

NOTICE:

  • Do not hold the brake control power supply assembly by the connector.
  • Do not drop the brake control power supply assembly when carrying it.