It probably is fully functional. If it has wiring coming off it, it works and is your immobilizer system. The Cat steering rack is physically different than that of a Focus. Having the induction ring sited like it was on the Focus would probably interfere with thighs and knees of larger framed owners. It would fail MOT in the UK.
They have placed it close enough that the key is sensed, but out of the way of human appendages.
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