Ford Focus Owners Manual: Principle of operation

Engine immobiliser

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Coded keys

Note: Do not shield your keys with metal objects. This may prevent the receiver from recognising your key as a valid one. Note: Have all of your remaining keys erased and recoded if you lose a key ...

More about Ford Focus:

Ford Focus Quarter Trim Panel - 2-Door
Removal and Installation Remove the C-pillar trim panel. For additional information, refer to C-Pillar Trim Panel in this section. Remove the door scuff plate trim panel. For additional information, refer to Scuff Plate Trim Panel in this section. Position aside the door wea ...