- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Calorstat by Vernet "LS140680" - Not available
VW - Golf, Passat, Polo, Bora; AUDI - A4, A6; SEAT - Ibiza, Alhambra; SKODA - Octavia; BMW - 3; ALFA ROMEO - 156; ...