Tech here. N55 DME cannot control valvetronic. Has internal issue with DME. anyone here had experience with these guys who claim they can repair it. https://mechatronicautosolutions.com...55-dme-repair/
Moved from the General BMW Discussion sub-forum.
04M3 TiAg 69k slick-top 3 pedal
99M3 Cosmos 61k S50B32 euro 6Spd
88M3 AW 43k miles Project FS
WTB: 3.5" Eurosport/Conforti CAI
I've had the exact same issue on at least two cars, as well as another tech had it once or twice as well. However, being a dealer tech, we don't have any choice but to replace with a new DME from BMW. But it's good to know we aren't the only ones that have seen it.
ASE and BMW Master Certified Technician
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