(DME) Condition For Fault ID - 1

2CAB - P3027

Information saved in
DME

Fault code
2CAB - P3027

Fault text
Oxygen sensor 2 before catalytic converter, temperature

Fault description
O2 Sensor Operating Temperature not Reached (Bank 2
Sensor 1)

Condition for fault identification
Test condition:
O2 sensor too cold
Terminal condition: Terminal 15, engine on
Voltage condition:
none

Condition for fault memory entry
O2 sensor temperature < 680 °C for period exceeding 5 sec.
or O2 sensor temperature < 650 °C

Action in service
A 2nd fault in the fault memory (#11431 or #11326) =>
continue at this point

Fault effect and breakdown warning


Driver information
Warning light:
MIL ON

Service instruction
none