Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM1000000026CLY
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 -           ]
Title: AXLE AND DIFFERENTIAL: REAR AXLE HUB BOLT (for AWD without Electric Parking Brake): REPLACEMENT; 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]

REPLACEMENT

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during rear axle hub bolt 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

Tire

ECU Data Initialization (When performing tire replacement after RoB code X2104 is output)

Active Torque Split AWD System

2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [09/2022 -        ]; GF1A (TRANSFER / 4WD / AWD): ACTIVE TORQUE SPLIT AWD SYSTEM: CALIBRATION

NOTICE:

  • To avoid degrading the precision of the assembly, do not loosen or remove the 2 bolts shown in the illustration.
  • If the bolts have been loosened or removed, use the following procedure to reassemble the parts.
    1. Temporarily install the rear disc brake cylinder assembly with the 2 bolts.
    2. Start the engine.
    3. Depress the brake pedal to continuously apply hydraulic pressure.
    4. Temporarily tighten bolt A to 30 N*m (306 kgf*cm, 22 ft.*lbf).
    5. Temporarily tighten bolt B to 30 N*m (306 kgf*cm, 22 ft.*lbf).
    6. Fully tighten bolt A to 70 N*m (714 kgf*cm, 52 ft.*lbf).
    7. Fully tighten bolt B to 70 N*m (714 kgf*cm, 52 ft.*lbf).
    8. Release the brake pedal to release the hydraulic pressure.
    9. Check that the 2 bolts are tightened to 70 N*m (714 kgf*cm, 52 ft.*lbf).

HINT:

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

PROCEDURE

1. REMOVE REAR WHEEL

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

2. SEPARATE REAR DISC BRAKE CALIPER ASSEMBLY

(a) Remove the bolt and separate the rear flexible hose from the rear flexible hose bracket.

(b) Remove the 2 bolts and separate the rear disc brake caliper assembly from the rear axle carrier sub-assembly.

NOTICE:

Use wire or an equivalent tool to keep the rear disc brake caliper assembly from hanging by the rear flexible hose.

3. REMOVE DISK WHEEL SPACER

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; BRAKE (REAR): REAR BRAKE (for 2-Pot Caliper): REMOVAL+

4. REMOVE PARKING BRAKE SHOE ADJUSTING HOLE PLUG

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; BRAKE (REAR): REAR BRAKE (for 2-Pot Caliper): REMOVAL+

5. REMOVE REAR DISC

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; BRAKE (REAR): REAR BRAKE (for 2-Pot Caliper): REMOVAL+

6. REMOVE NO. 1 PARKING BRAKE SHOE ASSEMBLY

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; PARKING BRAKE: PARKING BRAKE ASSEMBLY: DISASSEMBLY

7. REMOVE REAR AXLE HUB BOLT

(a) Temporarily install 2 service nuts to the rear axle hub bolts as shown in the illustration.

Recommended Service Nut:

Thread diameter: 12.0 mm (0.472 in.)

Thread pitch: 1.5 mm (0.0591 in.)

NOTICE:

Install the service nuts to prevent damage to the rear axle hub bolts.

*a

Service Nut

(b) Using SST and a screwdriver or an equivalent tool to hold the rear axle hub and bearing assembly, remove the rear axle hub bolt.

SST: 09650-17011

NOTICE:

Do not damage the threads of the rear axle hub bolts.

8. INSTALL REAR AXLE HUB BOLT

(a) Temporarily install a new rear axle hub bolt to the rear axle hub and bearing assembly.

*a

Service Nut

*b

Washer

(b) Install a washer and service nut to the rear axle hub bolt as shown in the illustration.

Recommended Service Nut:

Thread diameter: 12.0 mm (0.472 in.)

Thread pitch: 1.5 mm (0.0591 in.)

HINT:

Recommended washer thickness is 5 mm (0.197 in.) or more.

(c) Using a screwdriver or an equivalent tool to hold the rear axle hub and bearing assembly, install the rear axle hub bolt by tightening the service nut.

NOTICE:

  • Install the service nuts to prevent damage to the rear axle hub bolts.
  • Do not damage the threads of the rear axle hub bolts.

(d) Remove the 3 service nuts and washer from the 3 rear axle hub bolts.

9. INSTALL NO. 1 PARKING BRAKE SHOE ASSEMBLY

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; PARKING BRAKE: PARKING BRAKE ASSEMBLY: REASSEMBLY

10. INSTALL REAR DISC

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; BRAKE (REAR): REAR BRAKE (for 2-Pot Caliper): INSTALLATION+

11. INSTALL REAR DISC BRAKE CALIPER ASSEMBLY

(a) Install the rear disc brake caliper assembly to the rear axle carrier sub-assembly with the 2 bolts.

Torque:

107 N·m {1091 kgf·cm, 79 ft·lbf}

(b) Install the rear flexible hose to the rear flexible hose bracket with the bolt.

Torque:

29 N·m {296 kgf·cm, 21 ft·lbf}

12. ADJUST PARKING BRAKE

Click here 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; PARKING BRAKE: PARKING BRAKE SYSTEM (w/o Electric Parking Brake): ADJUSTMENT 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; PARKING BRAKE: PARKING BRAKE SYSTEM (w/o Electric Parking Brake): ADJUSTMENT

13. INSTALL PARKING BRAKE SHOE ADJUSTING HOLE PLUG

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; PARKING BRAKE: PARKING BRAKE ASSEMBLY: REASSEMBLY+

14. INSTALL DISK WHEEL SPACER

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; BRAKE (REAR): REAR BRAKE (for 2-Pot Caliper): INSTALLATION+

15. INSTALL REAR WHEEL

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