- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- VEGAZ "ULS-437" - Not available
HYUNDAI - I30, Accent, I20, Getz, IX20; KIA - Ceed, PRO Ceed; AUDI - A4, A3; ALFA ROMEO - 159, 156