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 Diagnostic Parameters Identification (PID) Chart
Using Output State Control and Accessing PIDs To confirm that the output state control value was sent by the scan tool and the PCM has accepted the output state control substitution, a corresponding PID or PIDs for each output state control parameter should be monitored. Additional PIDs shou ...