- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Delphi, ES21404-12B1, Oxygen, Lambda Sensor, from Not available
OPEL - Crossland, Corsa F, Grandland, Combo, Astra L; VAUXHALL - Astra, Combo; CITROËN - C3, Berlingo
