hi mike there as been a delay , the problem is still there. no work as been done since i asked this question.
the immobileser light is flashing fast and the van will not start, it was playing up a bit for a few weeks with the light fashing but if i turned the igintion on and off repeatidly it would stop flashing and then start.
now it will not reset and just flashes.
i only have the one key.
a replacement immobilser box was recoded the match my old one by a auto lock smith and recoded at their garage
i have and no fault codes pressent