I have a similar problem. The spare fob has not been used for a long time and has lost its code. I thought it would be a straightforward job to get the dealer to recode it, but apparantly not (is it ever!). Because it is a Thatcham 1, the control unit and the fob need to be sent back to Scorpian. The problem is finding the control unit. The most likely place is on the passenger side bulkhead, but this involve removing the passenger airbag and half the trim - £110 + vat, plus the cost of recoding, plus they need the car for at least a day! I really must get the spare working - the consequences