- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- VEGAZ "ULS-652" - Not available
FIAT - Punto, Cinquecento, Panda, Bravo, Brava; LANCIA - Y, Lybra; ALFA ROMEO - 155, 164