U1140

CD93 - U1140

Information saved in
DME

Fault code
CD93 - U1140

Fault text
Bus Off throttle-valve CAN

Fault description
Throttle Valve Communication Bus off

Condition for fault identification
Test condition:
Bus-off from CAN driver
Terminal condition: Wakeup
Voltage condition:
UBatt, u_wakeup > 9V (k_smg_can_ed_ub_min)

Condition for fault memory entry
150 ms

Action in service
1. Clear fault memory, EDR system test,
2. Check wiring harness to EDR1, EDR2 and DME

Fault effect and breakdown warning
CC message
RPM limited
Power reduction
DSC lamp

Driver information
Warning light:
MIL, EML, CC message, backup program

Service instruction
none