- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NTK "90497" - Not available
AUDI - A4, A5, A6, Q5, S6; SEAT - Exeo; IVECO - Daily; FIAT - Doblo, Scudo; BMW - 3, 5; ALFA ROMEO - Giulietta, 159