- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- VEGAZ "ULS-186" - Not available
VW - Transporter, Multivan, Amarok, New Beetle, Touareg; AUDI - A4, Q7; PORSCHE - Cayenne