- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- DRiV "OPH059" - Not available
VW - Golf, Bora, New Beetle; AUDI - A4, A6; CITROËN - Xsara, C5; SEAT - Leon; ALFA ROMEO - 156, 166