- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NTK "1864" - Not available
OPEL - Astra G, Vectra B, Speedster, Zafira A; VAUXHALL - Astra, Vectra; AUDI - A4, A6; BMW - 3; CITROËN - C5; ...