Thanks Sierafery for your help and the map - will do just that. The photos are the documents provided with the "new" BCU along with the return of the keys and the ECU... don't know if you can find any info from this as to the man in the street it's codes and tick boxes...

Thanks for your reply - I'll check the supplied paperwork tomorrow to see if there is anything obvious but if not I may call on your help to see if its identifiable from what I have.

Hi All Purchased a 2000 Discovery 2 back in May this year, with a known immobilizer issue. Since then, the following has taken place to try and solve the issue: · · Replacement BCU, ECU sent away to be linked with new BCU and Keys – cannot open though using key fob, although LED is flashing...