- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Elta Automotive "XLS1023" - Not available
OPEL - Astra, Vectra, Omega B, Signum, Zafira; VAUXHALL - Astra, Vectra; ALFA ROMEO - 159; FIAT - Croma