12C501

12C501 - P123C

Information saved in
DME

Fault code
12C501 - P123C

Fault text
Nitrogen-oxide sensor, sensor poisoning: binary lambda
signal too lean

Fault description
none

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

Condition for fault memory entry
none

Action in service
none

Fault effect and breakdown warning
none
none

Driver information
Warning light:
none

Service instruction
- Data configured