- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Mobiletron "OS-B519" - Not available
VW - Bora, Golf, New Beetle, Passat; AUDI - A4, TT; SEAT - Leon, Ibiza; SKODA - Octavia, Superb; BMW - 3; ...