BMW MSD80 to MSD81 DME Upgrade Programming


BMW MSD80 to MSD81 DME Upgrade Programming


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This is a service to upgrade of used old DME type MSD80 to more stable MSD81 on your car in a Plug-n-Play mode!

Original and donor DME must be sent , current CAS and working key


Stop dealing with those 30BA or 30BB faults and replacing those burnt mosfet’s, let us upgrade you out of your old MSD80 and into a MSD81 and be done with it. BMW has relocated the updated MOSFET’s in a design change on the MSD81 making them much less prone to MOSFET’s failures.

This service is for reprogramming , plug and play BMW DME type MSD80 upgrade to MSD81

Processing includes where applicable: 1:1 copy of the original excluding the OTP (oneTimeProgram) area, transfer of vin, mileage, working hours, injection coding, ISN (Individual Serial Number for EWS2, EWS3, also EGS), SK (Secret Key, for EWS4, CAS2, CAS3, CAS3+), programmed to vehicle’s current I-Level, coding and reset adaptations.


Replacing original malfunctioned DME with the same part number donor’s unit.



  • 2008 BMW 135I – Electronic Control Module; thru 2/08
  • 2007 BMW 335I – Electronic Control Module
  • 2008 BMW 335I – Electronic Control Module; thru 2/08
  • 2008 BMW 535I – Electronic Control Module
  • 2008 BMW 135I-from 3/08
  • 2009 BMW 135I
  • 2008 BMW 335I-from 3/08
  • 2009 BMW 335I
  • 2010 BMW 335I-thru 8/09
  • 2008 BMW 535I
  • 2010 BMW 535I-thru 8/09
  • 2009 BMW 535I
  • 2008-2009 BMW X6; -xDrive35i (3.0L, twin turbo)
  • 2009 BMW Z4; (Rdstr), sDrive35i
  • 2010 BMW X6-Base, 6 cyl (xDrive35i, 3.0L, twin turbo), thru 8/09

You may need a universal or dedicated OBD2 scanner to clear DTCs.