- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Delphi "ES21557-18B1" - Not available
BMW - 3 (F30, F80), 4 (F32, F33, F82), 5 (F90, G30), 1, 2, 6 Gran Turismo, X3, 7 (G11, G12)
