2A7E

2A7E - P0140

Information saved in
DME

Fault code
2A7E - P0140

Fault text
Oxygen sensor after catalytic converter, electric

Fault description
Post-catalyst oxygen sensor, electric

Condition for fault identification
Test condition:
Engine running
Terminal condition: Terminal 15
Voltage condition:
Onboard electrical system voltage ubsq > 10.7 V

Condition for fault memory entry
0.04 sec.

Action in service
Check wiring harness
Replace oxygen sensor

Fault effect and breakdown warning
None
none

Driver information
Warning light:
MIL ON

Service instruction
None