- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Delphi "ES21122-18B1" - Not available
BMW - 2 Active, X1, 2 Gran, X2; MINI - Cooper, Clubman; BMW (BRILLIANCE) - X1, 1 Series; ZINORO - 60h