- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Buchli "DOX-2016" - Not available
AUDI - A3, A6, S6, A4, A8; VW - Golf, Caddy; SEAT - Leon, Altea; SKODA - Octavia, Superb