2B55 - P1689 (DME)

2B55 - P1689

Information saved in
DME

Fault code
2B55 - P1689

Fault text
Control module, internal fault

Fault description
Electronic Throttle Control Monitor Level 2/3 Torque
Calculation Error

Condition for fault identification
Test condition:
Deviations too large (KF_MD_KUPP_OFF_E2,
K_MD_E2_IST_SCHW, ...)
Terminal condition: Terminal 15
Voltage condition:
none

Condition for fault memory entry
10 ms/100 ms

Action in service
1. Clear fault memory
2. Update DME
2. 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