For 1990-2009 cars

## Engine Control Module Replacement RHD

### Pre-Removal Procedure

If the engine control module (ECM) is replaced, the following procedures must be performed:

Important: When replacing the ECM, the ECM must be reset prior to removal. Failure to perform this procedure will result in the inability to:

• | Test the ECM for warranty purposes.

• | Install the ECM into other vehicles.

1. ECM reset procedure.
2. ECM reprogramming - Refer to Service Programming System (SPS) Notice .
3. Theft Deterrent programming - Refer to Theft Deterrent Control Module Programming and Setup .

### Removal Procedure

Caution: Refer to Safety Glasses Caution in the Preface section.

Notice: Always turn the ignition off when installing or removing the ECM connectors in order to prevent damage to the components.

1. Turn the ignition OFF.
2. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
3. Remove the radiator air baffle and deflector. Refer to Radiator Air Upper Baffle and Deflector Replacement .

Important: Disconnect the rear electrical connector from the ECM first.

4. Unlock the ECM electrical connector lock levers (1) and disconnect the ECM electrical connectors (2).
5. Remove the ECM (2) from the ECM housing by pushing both ECM retaining clips (1) outwards.

### Installation Procedure

1. Install the ECM (2) to the ECM housing, make sure the ECM retaining clips (1) are located correctly.
2. Connect the ECM electrical connectors (2) and lock the connector lock levers (1) into place.
3. Connect the battery negative cable to the battery. Refer to Battery Negative Cable Disconnection and Connection .
4. Remove the radiator air baffle and deflector. Refer to Radiator Air Upper Baffle and Deflector Replacement .
5. Program the ECM. Refer to Engine Control Module Programming and Setup .
6. If you encounter an ECM programming error, with a display message of "Starting Disabled, Remove Key" on the driver information centre, with a diagnostic test code (DTC) of P1631, perform the "10-Minute Relearn Procedure" found in Programming Theft Deterrent Control Module Programming and Setup. Refer to Theft Deterrent Control Module Programming and Setup .
7. Turn OFF the ignition for at least 5 seconds after the programming event is complete.
8. Perform the idle learn procedure. Refer to Idle Learn .
9. Use the scan tool to clear all DTCs.