CDA4 - U1123

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

none

CDA4 - U1123 (DME)

CDA4 - U1123

Information saved in

DME

Fault code

CDA4 - U1123

Fault text

Message (status ARS module, 1AC)

Fault description

Message Monitoring ARS-Module Status Alive Check

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

400 ms

Action in service

Check ARS control module

Fault effect and breakdown warning

Driver information Warning light: none