EEDegreeToDrive on the E31 forum started to repair EML control units for the 850, very interesting for us E32 750 owners too, in the past months I have read of several cases where the EML modules made problems and were replaced, maybe they are at the end of their lifetime, at least the capacitors,
complaint: the throttle bodies acting up due to faulty EML

read here https://www.bimmerforums.com/forum/s...or-Replacement