does anyone know a way round the does anyone know a way round the immobiliser on a 91 maro? grrr! dam thing sometimes decides we aint going home yet, security light comes on and thats that. leave it for like half hour n its fine. was well handy on the rollers for motimmobiliser on a 91 maro? grrr! dam thing sometimes decides we aint going home yet, security light comes on and thats that. leave it for like half hour n its fine. was well handy on the rollers for mot.