CD98 - U110B (DME)

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2020 BMW 128i Coupe (E82) L6-3.0L (N51) Diagnostic Trouble Codes ( DTC ): Service instruction



none





CDA7



CDA7 - U1129







Information saved in



DME









Fault code



CDA7 - U1129









Fault text



Message (status, reverse gear, 3B0)









Fault description



Lost Communication With Reverse Status









Condition for fault identification



Test condition:





'Reverse gear status' recognized at least once Terminal condition: Terminal 15 ON Voltage condition:





Voltage in onboard electrical system > 10 V









Condition for fault memory entry



40 sec.









Action in service



With manual transmission: Check CAN link between light module and DME.



With automatic/SMG: Check code entry in light module, delete version in DME and re-initialize (Terminal 15 switch)







Fault effect and breakdown warning







Driver information Warning light: none

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