- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Delphi "ES21086-12B1" - Not available
BMW - 3 (E91, E92), 1 (E81, E87), 5 (E39, WB), X1, X3, 4, 2; MINI - Cooper, Countryman, Mini Paceman, Clubman, Mini Clubvan; ...