FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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(DME) Condition For Fault ID - No New Messages

CDBF - U1143

Information saved in
DME

Fault code
CDBF - U1143

Fault text
Throttle-valve actuator CAN message, bank 1

Fault description
Message Monitoring Throttle Actuator DPR Overwrite Error
(Bank 1)

Condition for fault identification
Test condition:
No new messages
Terminal condition: TERM87
Voltage condition:
Battery voltage > 6.8V (k_egas_can_ed_ub_min)

Condition for fault memory entry
10 ms

Action in service
1. Clear fault memory, EDR electronic throttle valve system
test,
2. Program DME,
3. Replace DME

Fault effect and breakdown warning
CC message
Engine speed limited
Reduced power
MIL after engine runs 2x

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

Service instruction
none