u need to check rail valve seals and then if thet are ok perform leakoff test
adam, July 2010
hi mate im merc sprinter specialist could do with bit more info what have u checked does it turn over for ages then eventually fire
adam, July 2010
Check the o ring seals in the fuel pressure sensor on the back of the fuel rail. If they are ok it could be the injectors you will need leak off test kit to check this.