- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Delphi "ES20505-12B1" - Not available
BMW - 3 (F30, F80), 5, 4 (F32, F33, F82), 1, X3, X1, X5, Z4 Roadster, 2, X4, X6, 6, 7