- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Metzger "0893242" - Not available
BMW - 3 (E91, E92), 5, 1, 7 (E65, E66, E67), 6, X5, X3, 4, X1, X6, 2; CITROËN - C4, C3, C5, Berlingo, DS3