2019 BMW 128i Convertible (E88) L6-3.0L (N51) A L L Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts Page 11
Fault effect and breakdown warning
Driver information
Warning light:
none
Service instruction
none
CDA8 - U112B (DME)
CDA8 - U112B
Information saved in
DME
Fault code
CDA8 - U112B
Fault text
Message (status, instrument cluster, 1B4)
Fault description
Lost Communication With Instrument Pack Status
Condition for fault identification
Test condition:
Instrument cluster recognized
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system > 10 V
Condition for fault memory entry
700 ms
Action in service
Check CAN links between instrument cluster and DME
Fault effect and breakdown warning
Driver information
Warning light:
none
Service instruction
none
CDA9
CDA9 - U112C
Information saved in
DME
Fault code
CDA9 - U112C
Fault text
Message (A/C request, 1B5)
Fault description
Lost Communication With Heat Flow/Load Moment A/C
Condition for fault identification
Test condition:
Air conditioner recognized
Terminal condition: Terminal 15 ON
