- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Denso "DOX-1700" - Not available
AUDI - A6, Q7, S6, A4, A3; BMW - 3, 5; VW - Touareg; CITROËN - C5, Berlingo; ALFA ROMEO - 156, Spider