Must have 2 working remote keys (A and B) 1. Insert key A into ignition switch 2. Turn ignition switch ON. Wait 3-10 seconds. 3. Switch ignition OFF. Remove key A. 4. Withing 10 seconds Insert key B into ignition switch 5. Turn ignition switch on. Wait 3-10 seconds. 6. Switch ignition OFF. Remove key B. 7. Within 20 seconds insert key to be programmed into ignition switch 8. Turn ignition switch ON. Wait 6 seconds. 9. Turn ignition switch OFF. Remove key. 10. Check operation of remote transmitter (if fitted), or start engine. 11. If engine does not start or remote transmitter does not work: 1. Switch ignition ON. 2. Wait 20 seconds. 3. Switch ignition OFF. 4. Repeat programming procedure. 12. Repeat above procedure to program remaining keys. *Keys can also be programmed using diagnostic equipment. *Note: A maximum of 8 keys can be programmed, including a maximum of 4 with remote transmitters. *Note: If the system is in spare key programming "disabled" mode, the above procedure will not work. Diagnostic equipment will be required to change to spare key programming "enabled" mode.