- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Fenox "OS82007" - Not available
SEAT - Toledo, Malaga, Marbella, Tarraco, Terra; SKODA - Octavia, Fabia; VW - Golf, Jetta; AUDI - A3, A4 Allroad