- 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 "LS150062" - Not available
VW - Transporter, Amarok, Multivan, California T5, Golf; AUDI - A4, A8; SEAT - Alhambra; SKODA - Superb