- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- VEGAZ "ULS-304" - Not available
FIAT - Grande Punto, Doblo, Punto, Ducato, Fiorino; SKODA - Octavia, Superb; VW - Golf, Passat; AUDI - A3; SEAT - Leon