2DBF - P1678 (DME)

2DBF - P1678

Information saved in
DME

Fault code
2DBF - P1678

Fault text
No message from ACC

Fault description
ACC (Adaptive Cruise Control) no Response to ACC Cut-
Off

Condition for fault identification
Test condition:
ACC vehicle
Terminal condition: 800 ms after Terminal 15
Voltage condition:
battery voltage >10 V

Condition for fault memory entry
500 ms

Action in service
- Check ACC for fault entries
=> Replace defective ECU as indicated

Fault effect and breakdown warning


Driver information
Warning light:
none

Service instruction
none