- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- XEVO "XLS1079" - Not available
VW - Bora, Golf, New Beetle; AUDI - A4, A6; FIAT - Punto, Doblo; CITROËN - Xsara, C5; ALFA ROMEO - 156, Spider