- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NTK "1613" - Not available
FIAT - Bravo, Brava, Marea, Coupe, Stilo; ALFA ROMEO - 156, GTV; LANCIA - Kappa, Lybra; CITROËN - Xsara, C5; AUDI - A4, A8