Msd81 ecu. Problem Description MSD80 has potential problems that are One of the most common failures of N54 powered BMWs is MSD80 (DME aka ECU). You can also send us your injectors flowing rate numbers and we can code them in before sending your items back to you. Usually MOSFETs inside the DME fail on load. 30BA DME digital motor electronics, internal failure 30BB DME digital motor electronics, internal failure In this situation the car is disabled and will even fail to start in some Product Information This is a BMW MSD80 to MSD81 UPGRADE SERVICE for any E-Series with a N54 engines equipped with DME MSD80. ECU Maverick upgrades BMW N54 MSD80 to MSD81 for 135i, 335i, 535i. One-day turnaround, plug-and-play, 1-year warranty—ship your DME today! MSD80 to MSD81 ECU (Engine Control Unit) Upgrade is one of the best things you can do to your MSD80 powered N54 in both a performance aspect and reliability. Turn around is the MSD81 upgrade for the N54 engine. Different models have different change over . This Service is useful if you are afraid of the MSD80 problems such as Injector and Ignition replacements, along with most of the time your MSD80 will get fried and would need a replacement or a repair. With this new DME, the issues with the older DME they are the most known for is a thing of the past.
26th Apr 2024