- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Fenox "OS84505" - Not available
HYUNDAI - Tucson, Sonata, Terracan, Trajet, Stellar; KIA - Sportage, Soul; HYUNDAI (BEIJING) - Tucson