- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Metzger "0893208" - Not available
OPEL - Astra G, Vectra B, Speedster, Zafira; AUDI - A4, A6; BMW - 3, 5; FORD - Focus, Escort; CITROËN - C5, C4