BMW 328i Sedan (E90) L6-3.0L (N51) P code charts 27
Fault description
Control Module Self-Test, DCC (Dynamic Cruise Control)
Monitoring
Condition for fault identification
Test condition:
Control module monitoring
Throttle valve not without current
ACC/DCC initialized;
Interface fails to detect implausible torque demand
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system >= 10 V
Condition for fault memory entry
480 ms
Action in service
Check CAN, ACC/DCC control module
If frequency is >=3 Replace DME
Fault effect and breakdown warning
Driver information
Warning light:
MIL OFF EML OFF CC: Vehicle speed control
Vehicle speed controller is rejected
Service instruction
none
P16B5
2D57 - P16B5
Information saved in
DME
Fault code
2D57 - P16B5
Fault text
DME, internal fault: monitoring, external torque request
Fault description
Control Module Self-Test, AMT (Automatic Manual
Transmission) Monitoring
Condition for fault identification
Test condition:
Control module monitor
Interface fails to detect implausible torque demand
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system >= 10 V
Condition for fault memory entry
480 ms
Action in service
Check CAN, SMG control module
If frequency is >= 3 Replace DME
Fault effect and breakdown warning
Driver information
Warning light:
MIL OFF EML OFF CC: ???
