2019 BMW 128i Convertible (E88) L6-3.0L (N51) A L L Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts Page 8
Test condition:
ARS recognized
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system > 10 V
Condition for fault memory entry
400 ms
Action in service
Check ARS control module
Fault effect and breakdown warning
Driver information
Warning light:
none
Service instruction
none
CDA4 - U1124 (DME)
CDA4 - U1124
Information saved in
DME
Fault code
CDA4 - U1124
Fault text
Message (status ARS module, 1AC)
Fault description
Lost Communication With ARS-Module Status
Condition for fault identification
Test condition:
ARS 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 ARS and DME
Fault effect and breakdown warning
