G16E-GTS (ENGINE CONTROL): ECM: INSTALLATION; 2023 - 2025 MY GR Corolla [09/2022

Last Modified: 07-31-2024	6.11:8.1.0	Doc ID: RM1000000025Y0B
Model Year Start: 2023	Model: GR Corolla	Prod Date Range: [09/2022 - ]
Title: G16E-GTS (ENGINE CONTROL): ECM: INSTALLATION; 2023 - 2025 MY GR Corolla [09/2022 - ]

INSTALLATION

CAUTION / NOTICE / HINT

NOTICE:

After replacing the ECM, make sure to perform vehicle identification number (VIN) registration, ECU configuration and update ECU security key.
After performing the vehicle identification number (VIN) registration, ECU configuration procedure and update ECU security key procedure, make sure to perform the initialization procedure for when the cable has been disconnected and reconnected to the negative (-) battery terminal.

PROCEDURE

1. INSTALL NO. 1 ECM BRACKET

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

Torque:

4.5 N·m {46 kgf·cm, 3 ft·lbf}

2. INSTALL NO. 2 ECM BRACKET

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

Torque:

4.5 N·m {46 kgf·cm, 3 ft·lbf}

3. INSTALL WIRE HARNESS CLAMP BRACKET

(a) Install the wire harness clamp bracket to the ECM with the bolt.

Torque:

4.5 N·m {46 kgf·cm, 3 ft·lbf}

4. INSTALL ECM

(a) Install the ECM with 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}

NOTICE:

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

(b) Connect the 3 ECM connectors and rotate the 3 levers to lock them.

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.

5. INSTALL AIR CLEANER WITH AIR CLEANER HOSE

Click here

6. INSTALL INLET NO. 1 AIR CLEANER

7. INSTALL RADIATOR SUPPORT OPENING COVER

Click here

8. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

Click here

9. INSTALL DECK BOARD ASSEMBLY

Click here

10. VEHICLE IDENTIFICATION NUMBER (VIN) REGISTRATION

Click here

11. ECU CONFIGURATION

Click here

12. UPDATE ECU SECURITY KEY

Click here

13. PERFORM INITIALIZATION

Click here

14. INITIALIZATION AFTER RECONNECTING BATTERY TERMINAL

HINT:

When disconnecting and reconnecting the battery, there is an automatic learning function that completes learning when the respective system is used.

Click here