Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM1000000026952
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 -           ]
Title: REAR SUSPENSION: REAR SUSPENSION MEMBER (for Gasoline Model AWD): REMOVAL; 2023 - 2025 MY Corolla Corolla Hatchback 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 rear suspension member sub-assembly 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

Gas leaks from exhaust system

Inspection after repair
  • Poor idle, etc.
  • Engine start function, etc.

2023 - 2025 MY GR Corolla [09/2022 -        ]; G16E-GTS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

Rear wheel alignment adjustment
  1. Perform "Reset Memory".
  2. Perform acceleration sensor zero point calibration and store system information memorization.
  • VSC is disabled or malfunctions
  • DTCs are output
  • Slip indicator light illuminates
  • ABS warning light illuminates

2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [09/2022 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model without Electric Parking Brake System TMC Made): UTILITY

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

CAUTION:

To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.

PROCEDURE

1. REMOVE REAR DIFFERENTIAL CARRIER SUB-ASSEMBLY

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; AXLE AND DIFFERENTIAL: REAR DIFFERENTIAL CARRIER ASSEMBLY: REMOVAL

2. REMOVE REAR SUSPENSION MEMBER SUB-ASSEMBLY

(a) Disengage the 3 clamps and separate the wire harness from the rear suspension member sub-assembly.

(b) Using an engine lifter and 4 attachments or equivalent tools, support the rear suspension member sub-assembly as shown in the illustration.

CAUTION:

  • The rear suspension member sub-assembly is a very heavy component. Make sure that it is supported securely.
  • If the rear suspension member sub-assembly is not securely supported, it may drop, resulting in serious injury.

NOTICE:

Use attachments and wooden blocks to keep the rear suspension member sub-assembly level.

*a

Engine Lifter

*b

Attachment

Attachment Placement Location

(c) Remove the 2 bolts and 2 nuts.

(d) Slowly lower the rear suspension member sub-assembly.

NOTICE:

When lowering the rear suspension member sub-assembly, be careful not to damage the vehicle body or other components installed to the vehicle.

3. REMOVE REAR UPPER CONTROL ARM ASSEMBLY LH

Click here 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; REAR SUSPENSION: REAR UPPER ARM: REMOVAL+ 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; REAR SUSPENSION: REAR UPPER ARM: REMOVAL+

4. REMOVE REAR UPPER CONTROL ARM ASSEMBLY RH

HINT:

Perform the same procedure as for the LH side.

5. REMOVE REAR NO. 1 DIFFERENTIAL MOUNT CUSHION

Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; AXLE AND DIFFERENTIAL: DIFFERENTIAL MOUNT CUSHION: REMOVAL+

6. REMOVE REAR SUSPENSION MEMBER HOLE COVER

(a) Remove the 4 rear suspension member hole covers from the rear suspension member sub-assembly as shown in the illustration.

*a

for LH Side

*b

for RH Side

7. REMOVE HOLE PLUG

(a) Remove the 8 hole plugs from the rear suspension member sub-assembly as shown in the illustration.