Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM1000000026D3E
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 -           ]
Title: BRAKE (FRONT): FRONT BRAKE (except 4-Pot Caliper): REMOVAL; 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]

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 front brake removal/installation are shown below.

for HV Model:

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 Procedure not Performed

Necessary Procedure

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

CAUTION / NOTICE / HINT

HINT:

  • Use the same procedure for the RH side and LH side.
  • The following procedure is for the LH side.

PROCEDURE

1. PRECAUTION (for HV Model)

NOTICE:

After turning the power 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 (for HV Model)

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 WHEEL

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; MAINTENANCE: TIRE AND WHEEL: REMOVAL

4. DRAIN BRAKE FLUID

NOTICE:

If brake fluid leaks onto any painted surface, immediately wash it off.

5. DISCONNECT FRONT FLEXIBLE HOSE

(a) Remove the union bolt and gasket, and disconnect the front flexible hose from the front disc brake cylinder assembly.

6. REMOVE FRONT DISC BRAKE CYLINDER ASSEMBLY

(a) Hold the 2 front disc brake cylinder slide pins and remove the 2 bolts and front disc brake cylinder assembly.

*a

Turn

*b

Hold

7. REMOVE FRONT DISC BRAKE PAD

(a) Remove the 2 front disc brake pads from the front disc brake cylinder mounting.

8. REMOVE FRONT DISC BRAKE ANTI-SQUEAL SHIM KIT

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; MAINTENANCE: FRONT DISC BRAKE PAD (except 4-Pot Caliper): REMOVAL+

9. REMOVE FRONT DISC BRAKE PAD SUPPORT PLATE

(a) Remove the 4 front disc brake pad support plates from the front disc brake cylinder mounting.

NOTICE:

Each front disc brake pad support plate has a different shape. Be sure to put an identification mark on each front disc brake pad support plate so that it can be reinstalled to its original position.

10. REMOVE FRONT DISC BRAKE CYLINDER SLIDE PIN

(a) Remove the 2 front disc brake cylinder slide pins from the front disc brake cylinder mounting.

(b) Using a screwdriver with its tip wrapped with protective tape, remove the front disc brake cylinder slide bushing from the front disc brake cylinder slide pin (lower side).

NOTICE:

Do not damage the front disc brake cylinder slide pin.

*a

Protective Tape

11. REMOVE FRONT DISC BRAKE BUSHING DUST BOOT

(a) Remove the 2 front disc brake bushing dust boots from the front disc brake cylinder mounting.

12. REMOVE FRONT DISC BRAKE CYLINDER MOUNTING

(a) Remove the 2 bolts and front disc brake cylinder mounting from the steering knuckle.

13. REMOVE FRONT DISC

(a) Put matchmarks on the front disc and the front axle hub sub-assembly.

*a

Matchmark

(b) Remove the front disc.