- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- VEGAZ "ULS-454" - Not available
OPEL - Vectra C, Signum; VAUXHALL - Vectra, Signum; CITROËN - C5, Xsara; PEUGEOT - 206, 306; FIAT - Ducato, Ulysse