- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- RIDEX "3922L0271" - Not available
BMW - 3 (E91, E92), 5, 1, 6, 7 (E65, E66, E67), 4, X5, X3, X1, X6; CITROËN - C4, C3, Berlingo, C5