- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Elta Automotive "XLS1556" - Not available
VW - Golf, Caddy, Passat, Beetle, Jetta; SKODA - Octavia, Fabia; SEAT - Leon, Altea; AUDI - A3, A4