Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001HD2W
Model Year Start: 2020 Model: Corolla Hatchback Prod Date Range: [01/2019 - 09/2022]
Title: M20A-FKS (ENGINE CONTROL): ECM: INSTALLATION; 2020 - 2022 MY Corolla Corolla Hatchback [01/2019 - 09/2022]

INSTALLATION

PROCEDURE

1. INSTALL NO. 1 ECM BRACKET

(a) Install the No. 1 ECM bracket to the ECM with the 2 screws.

Torque:

4.5 N·m {46 kgf·cm, 40 in·lbf}

2. INSTALL NO. 2 ECM BRACKET

(a) Install the No. 2 ECM bracket to the ECM with the 2 screws.

Torque:

4.5 N·m {46 kgf·cm, 40 in·lbf}

3. INSTALL ECM

(a) Engage the guide to install the ECM.

NOTICE:

If the ECM has been struck or dropped, replace it.

(b) Install the bolt and nut.

Torque:

Bolt :

12.5 N·m {127 kgf·cm, 9 ft·lbf}

Nut :

8.0 N·m {82 kgf·cm, 71 in·lbf}

(c) Install the grommet.

*1

Grommet

(d) Engage the wire harness clamp and install the engine wire with the bolt.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

(e) Connect the 2 ECM connectors and lower the 2 lock levers.

NOTICE:

  • When connecting the ECM connectors, make sure that dirt, water or other foreign matter does not contact the connecting parts of the ECM connectors.
  • Be sure to securely connect the ECM connectors.

(f) Engage the 2 claws to connect the engine wire to the No. 1 engine room relay block and No. 1 junction block assembly.

(g) Connect the 3 connectors to the No. 1 engine room relay block and No. 1 junction block assembly.

(h) Engage the 2 guides and claw to install the No. 1 relay block cover to the No. 1 engine room relay block and No. 1 junction block assembly.

4. INSTALL AIR CLEANER CASE SUB-ASSEMBLY

(a) Engage the guide to install the air cleaner case sub-assembly.

(b) Install the 2 bolts.

Torque:

4.0 N·m {41 kgf·cm, 35 in·lbf}

5. INSTALL AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY

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

6. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE

Click here 2019 - 2020 MY Corolla Corolla Hatchback [06/2018 - 09/2019]; M20A-FKS (ENGINE CONTROL): THROTTLE BODY: INSTALLATION+ 2020 - 2023 MY Corolla Corolla Hatchback [09/2019 - 11/2022]; M20A-FKS (ENGINE CONTROL): THROTTLE BODY: INSTALLATION+

7. INSTALL INLET NO. 1 AIR CLEANER

Click here 2019 - 2020 MY Corolla Corolla Hatchback [06/2018 - 09/2019]; M20A-FKS (COOLING): COOLING FAN MOTOR (w/o Cooling Fan ECU): INSTALLATION+ 2020 - 2023 MY Corolla Corolla Hatchback [09/2019 - 11/2022]; M20A-FKS (COOLING): COOLING FAN MOTOR (w/o Cooling Fan ECU): INSTALLATION+

8. INSTALL RADIATOR SUPPORT OPENING COVER

  • for Hatchback

    Click here 2019 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 - 09/2022]; EXTERIOR PANELS / TRIM: FRONT BUMPER (for Hatchback except GR): INSTALLATION+

  • w/ Illumination

    Click here 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [01/2019 - 03/2019]; EXTERIOR PANELS / TRIM: FRONT BUMPER (for Sedan with Illumination): INSTALLATION+ 2020 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [03/2019 - 09/2022]; EXTERIOR PANELS / TRIM: FRONT BUMPER (for Sedan with Illumination): INSTALLATION+

9. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

Click here 2019 - 2022 MY Corolla Corolla Hatchback [06/2018 - 09/2022]; MAINTENANCE: M20A-FKS BATTERY: INSTALLATION+

10. PERFORM INITIALIZATION

Click here 2020 - 2022 MY Corolla Corolla Hatchback [01/2019 - 09/2022]; M20A-FKS (ENGINE CONTROL): SFI SYSTEM: PRECAUTION