OK based on the increasing number of sad E39's that are being picked up lately with various 'no start' conditions, and, the number of those that are coming into the hands of BMW virgins, and getting advice from non-BMW shadetree as well as professional mechanics, and, in the interest of saving typing and repetition It seems time for an … Step 6: Drop the subframe. The M52 engine was the workhorse six-cylinder engine found in many BMW models from 1995-2000.
To reach the access point, remove the rear seat by undoing two clips holding it in place. key words: o2, fuel filter, maf, cps, idle, lumpy acceleration, no power, CEL, check engine light.