[markypicks]

you need some one who has t4 to pin point the fault cos it can get expensive trying this, and that i had the same problem about a month ago i took mine to bigg russ up liversedge who has t4 and his system told me that it was my right hand side impact sensor that was at fault under the drivers seat under the carpet near pillar b he even told me what part i needed so i purchased a good used one with no water damage off e bay so whilst i was up wi russ getting a re map he offered to fit it and low an behold the light went out and it always goes out now when the engine is started .. give arctic a pm hes got some pics of one rgds mark