For 1990-2009 cars

### Set Up a New Theft Deterrent Module

From the scan main menu, select service programming system, then follow the instructions on the screen.

### Key Coding Procedure (Holden)

Important: Holden systems have only one key. Master and Valet key reference does not apply.

Use this procedure after replacing any of the following components:

• | The vehicle key

• | The TDM

• | The ECM

Important: When replacing a theft deterrent module (TDM), ensure the procedure to setup a new theft deterrent module is performed prior to the key coding procedure.

From the scan main menu, select service programming system, then follow the instructions on the screen.

### Key Coding Procedure (Non Holden)

Important: Use only a master key when performing the first relearn procedure. If a valet key is used first, the theft deterrent module (TDM) will not allow additional keys to be learned.

Use this procedure after replacing any of the following components:

• | The vehicle keys

• | The TDM

• | The ECM

Important: When replacing a theft deterrent module (TDM), ensure the procedure to setup a new theft deterrent module is performed prior to the key coding procedure.

From the scan main menu, select service programming system, then follow the instructions on the screen.