- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Mobiletron "OS-B443P" - Not available
VW - Polo, Golf, FOX; AUDI - A3, A4; SKODA - Fabia, Roomster; SEAT - Ibiza, Cordoba