lkm
Well-Known Member
Re: Ignition coil - replacement - E90
Personally, I'd probably replace only the faulty coil if it's a premature failure. Eg, coil failure around 1-2year mark. If 1 coil fails rather maturely (if there is even such a thing), I'd go ahead and replace the set as preventive replacement.
Aaron_BMW;1097751 said:So u r saying we only change the one that is spoilt and not all?
Personally, I'd probably replace only the faulty coil if it's a premature failure. Eg, coil failure around 1-2year mark. If 1 coil fails rather maturely (if there is even such a thing), I'd go ahead and replace the set as preventive replacement.