P2414

P2414

Diagnosis information - DME (DFI)

Oxygen sensor ahead of catalytic converter bank 1 in air

NOTE: Do not use contact spray on the oxygen sensor's plug connections as this will result in irreparable damage to the lines (blockage of reference air duct).

NOTE: Do not interchange the oxygen sensor ahead of catalytic converter with the sensor behind the catalytic converter as this will result in implausible fault entries.

Diagnostic conditions
- short drive more than 10 seconds
- Lambda control active
- Vehicle not in overrun phase

Possible fault causes
- Oxygen sensor ahead of catalytic converter, bank 1, not installed in exhaust stream