U1120

CDA1 - U1120

Information saved in
DME

Fault code
CDA1 - U1120

Fault text
Message 0xC4 (steering angle)

Fault description
Lost Communication With Steering Wheel Angle

Condition for fault identification
Test condition:
No new messages
Terminal condition: Wakeup
Voltage condition:
Battery voltage > 9V (k_can_ed_ub_min)

Condition for fault memory entry
395 ms

Action in service
1. Check plug and wiring harness on LWS and DSC ECU,
2. Replace LWS
3. Replace DSC ECU

Fault effect and breakdown warning
CC message-DSC error and FGR cruise control not
operating / DSC lamp

Driver information
Warning light:
none

Service instruction
none