Friday, September 20, 2019

CDB3 - U1109

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



none









CDB3 - U1109 (DME)



CDB3 - U1109







Information saved in



DME









Fault code



CDB3 - U1109









Fault text



Message (torque request, steering, B1h)









Fault description



Lost Communication With Torque Request Steering









Condition for fault identification



Test condition:





EHB3 recognized





Terminal condition: Terminal 15 ON Voltage condition:





Voltage in onboard electrical system > 10 V









Condition for fault memory entry



800 ms









Action in service



Check CAN link between EHB3 and DME









Fault effect and breakdown warning







Driver information Warning light: none

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