Hello guys was wondering if you could help me in here i recently bought a ML270 52 plate love the car but a total newbie to it, was wondering why not all of my dashboard lights come on when i turn the key before turning over the lights that would not come on are: SRS/CHECK ENGINE/ABS/ETSBAS/ESP reason i noticed is because my mate has one and just realise that the lights i wrote above do not come on is this normal?? please help