- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Metzger "0893201" - Not available
BMW - 3 (E91, E92, F30), 1, 4 (F32, F33, F82), 5 (E39, F10, WB), 2, X5, X3, 7 (E65, E66, E67), X6, X1