4B8C - P0403 (DDE)

4B8C - P0403

Information saved in
DDE

Fault code
4B8C - P0403

Fault text
DDE: Exhaust-gas recirculation control, control deviation:
Maximum duration until exhaust-gas recirculation control
active exceeded

Fault description
The diagnostic trouble code is logged when the defined
deactivation conditions for exhaust-gas recirculation control
remain in place for longer than 300000 ms after the engine
is started.

Condition for fault identification
Test condition:
The check continues until the error is recognized or all
deactivation conditions have been cancelled.
Voltage condition:
The check continues until the error is recognized or all
deactivation conditions have been cancelled.

Condition for fault memory entry
Debounce (20000 ms)

Action in service
-

Fault effect and breakdown warning
-

Driver information
Warning light:
KEINE

Service instruction
none