2ACB

2ACB - P2414

Information saved in
DME

Fault code
2ACB - P2414

Fault text
Oxygen sensor before catalytic converter, connection

Fault description
Pre-catalyst oxygen sensor, connection

Condition for fault identification
Test condition:
Engine running, all injectors being activated
Oxygen sensor voltage at pre-catalyst sensor ua10mo_w <
2.71 V
or
sensor voltage at pre-catalyst oxygen sensor ua10mo_w >
4.81 V
Oxygen sensor heating is adequate
Secondary air-injection system is not active
IC diagnosis has been completed without errors
Terminal condition: none
Voltage condition:
none

Condition for fault memory entry
10 sec.
with tank empty:
610 sec.

Action in service
Check to ensure that oxygen sensor is installed correctly
Replace oxygen sensor

Fault effect and breakdown warning
None
MIL lights up when fault is detected in two consecutive
driving cycles

Driver information
Warning light:
MIL ON

Service instruction
None