Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM1000000025P0M
Model Year Start: 2023 Model: Corolla Hatchback Prod Date Range: [09/2022 - 11/2022]
Title: K120 / K121 (CVT): OIL PAN: REMOVAL; 2023 MY Corolla Corolla Hatchback [09/2022 - 11/2022]

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 transaxle side cover 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

Replacement of CVT fluid

ATF thermal degradation estimate reset

The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly

2023 MY Corolla Corolla Hatchback [09/2022 - 11/2022]; K120 / K121 (CVT): K120 CONTINUOUSLY VARIABLE TRANSAXLE SYSTEM: INITIALIZATION

PROCEDURE

1. REMOVE NO. 1 ENGINE UNDER COVER ASSEMBLY

Click here 2023 MY Corolla Corolla Hatchback [09/2022 - 11/2022]; M20A-FKS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

2. REMOVE REAR ENGINE UNDER COVER LH

Click here 2023 MY Corolla Corolla Hatchback [09/2022 - 11/2022]; M20A-FKS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

3. DRAIN CONTINUOUSLY VARIABLE TRANSAXLE FLUID

(a) Remove the refill plug and gasket from the rear transaxle case sub-assembly.

(b) Using a 10 mm hexagon socket wrench, remove the overflow plug and gasket from the transaxle case sub-assembly, and drain the fluid.

(c) Using a 6 mm hexagon socket wrench, remove the overflow (CVT) tube from the transaxle case sub-assembly.

HINT:

Removing the overflow (CVT) tube will drain all fluid in the transaxle case sub-assembly.

*1

Overflow (CVT) Tube

(d) Using a 6 mm hexagon socket wrench, install the overflow (CVT) tube to the transaxle case sub-assembly.

Torque:

0.8 N·m {8 kgf·cm, 7 in·lbf}

(e) Using a 10 mm hexagon socket wrench, temporarily install the gasket and overflow plug to the transaxle case sub-assembly.

HINT:

Reuse the old gasket as the overflow plug will be removed again to adjust the fluid level.

(f) Temporarily install the gasket and refill plug to the rear transaxle case sub-assembly.

HINT:

Reuse the old gasket as the refill plug will be removed again to adjust the fluid level.

4. REMOVE RADIATOR SUPPORT OPENING COVER

  • for Hatchback:

    Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; EXTERIOR PANELS / TRIM: FRONT BUMPER (for Hatchback except GR): REMOVAL+

  • w/ Illumination:

    Click here 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; EXTERIOR PANELS / TRIM: FRONT BUMPER (for Sedan with Illumination): REMOVAL+

  • w/o Illumination:

    Click here 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; EXTERIOR PANELS / TRIM: FRONT BUMPER (for Sedan without Illumination): REMOVAL+

5. REMOVE INLET NO. 1 AIR CLEANER

  • except TMC Made:

    Click here 2023 MY Corolla Corolla Hatchback [09/2022 - 11/2022]; M20A-FKS (COOLING): COOLING FAN MOTOR (w/o Cooling Fan ECU): REMOVAL+

  • for TMC Made:

    Click here 2023 - 2025 MY Corolla Corolla Hatchback [09/2022 -        ]; M20A-FKS (COOLING): COOLING FAN MOTOR (w/ Cooling Fan ECU): REMOVAL+

6. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE

Click here 2020 - 2025 MY Corolla Corolla Hatchback [09/2019 -        ]; M20A-FKS (ENGINE CONTROL): THROTTLE BODY: REMOVAL+

7. REMOVE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY

Click here 2019 - 2025 MY Corolla Corolla Hatchback [06/2018 -        ]; MAINTENANCE: M20A-FKS AIR CLEANER FILTER ELEMENT: REMOVAL+

8. REMOVE AIR CLEANER CASE SUB-ASSEMBLY

Click here 2023 MY Corolla Corolla Hatchback [09/2022 - 11/2022]; M20A-FKS (ENGINE CONTROL): ECM: REMOVAL+

9. REMOVE TRANSAXLE SIDE COVER SUB-ASSEMBLY

(a) Remove the 2 bolts to disconnect the engine wire from the continuously variable transaxle assembly.

(b) Remove the 11 bolts and transaxle side cover sub-assembly from the transaxle case sub-assembly.

(c) Remove the O-ring from the transaxle side cover sub-assembly.