- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- OPEL - Corsa E, Astra J, Meriva B, Zafira Tourer C; VAUXHALL - Astra, Meriva; VW - Golf; SKODA - Fabia; SEAT - Ibiza; ...