Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001GVW3
Model Year Start: 2020 Model: Corolla Hatchback Prod Date Range: [01/2019 - 11/2022]
Title: K313 (CVT): OIL PAN: REMOVAL; 2020 - 2023 MY Corolla Corolla Hatchback [01/2019 - 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 oil (CVT) pan sub-assembly removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replacement Part or 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

2020 - 2023 MY Corolla Corolla Hatchback [01/2019 - 11/2022]; K313 (CVT): CONTINUOUSLY VARIABLE TRANSAXLE SYSTEM: INITIALIZATION

PROCEDURE

1. REMOVE NO. 1 ENGINE UNDER COVER ASSEMBLY

Click here 2020 MY Corolla [01/2019 - 03/2019]; 2ZR-FAE (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2020 - 2022 MY Corolla [03/2019 - 09/2022]; 2ZR-FAE (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2023 MY Corolla [09/2022 - 11/2022]; 2ZR-FAE (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

2. REMOVE REAR ENGINE UNDER COVER LH

Click here 2020 MY Corolla [01/2019 - 03/2019]; 2ZR-FAE (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2020 - 2022 MY Corolla [03/2019 - 09/2022]; 2ZR-FAE (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2023 MY Corolla [09/2022 - 11/2022]; 2ZR-FAE (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

3. DRAIN CONTINUOUSLY VARIABLE TRANSAXLE FLUID

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

(b) Using a 6 mm hexagon socket wrench, remove the overflow plug and gasket from the transaxle oil (CVT) pan sub-assembly and drain the fluid.

(c) Using a 6 mm hexagon socket wrench, remove the overflow (CVT) tube from the transaxle oil (CVT) pan sub-assembly and drain the fluid.

*1

Overflow (CVT) Tube

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

Torque:

1.7 N·m {17 kgf·cm, 15 in·lbf}

(e) Using a 6 mm hexagon socket wrench, temporarily install the overflow plug and gasket to the transaxle oil (CVT) pan sub-assembly.

HINT:

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

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

HINT:

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

4. REMOVE TRANSAXLE OIL (CVT) PAN SUB-ASSEMBLY

(a) Remove the 16 bolts, transaxle oil (CVT) pan sub-assembly and transaxle oil pan (CVT) gasket from the transaxle case.

(b) Using a 6 mm hexagon socket wrench, remove the overflow plug and gasket from the transaxle oil (CVT) pan sub-assembly.

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

5. REMOVE OIL CLEANER (CVT) MAGNET

(a) Remove the 3 oil cleaner (CVT) magnets from the transaxle oil (CVT) pan sub-assembly.

*1

Oil Cleaner (CVT) Magnet

(b) Clean off any metal particles adhered to the 3 oil cleaner (CVT) magnets.

(c) Clean the transaxle oil (CVT) pan sub-assembly and remove any metal particles, sludge, etc.

6. REMOVE OIL STRAINER ASSEMBLY

HINT:

Perform this procedure only when replacement of the oil strainer assembly is necessary.

(a) Remove the 3 bolts and oil strainer assembly from the transmission valve body assembly.

(b) Remove the O-ring from the oil strainer assembly.