P323D

2D78 - P323D

Information saved in
DME

Fault code
2D78 - P323D

Fault text
Air mass flow adjustment

Fault description
Control Module Monitoring Air Mass Flow Balancing,
Control Range Monitoring

Condition for fault identification
Test condition:
Torque monitor
Terminal condition: none
Voltage condition:
none

Condition for fault memory entry
none

Action in service
If additional fault codes are stored in the DME, resolve these
issues, if the fault still remains as a current problem, check
or repair HFM, otherwise replace DME.

Fault effect and breakdown warning


Driver information
Warning light:
Fuel-supply safety shutdown

Service instruction
none