Ford Focus Owners Manual: Alarm

Disarming the engine immobiliser

The engine immobiliser is disarmed automatically when you switch the ignition on with a correctly coded key. The indicator in the instrument cluster will come on for approximately three seconds a ...

Arming the alarm

The system is armed as soon as the vehicle is locked and acts as a deterrent to unauthorised persons who attempt to open the doors, bonnet or luggage compartment, or remove the audio system. T ...

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Ford Focus Key Programming Using Two Programmed Keys - General Procedures
NOTE: This procedure only works if 2 or more programmed ignition keys are available. If 2 keys are not available, refer to Spare Key Programming — Using Diagnostic Equipment in this section. NOTE: The Instrument Cluster (IC) PID SPAREKEY must be enabled for this procedure to operate. If th ...