- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- RECOFICIAL "CSL2378" - Not available
KIA - Sorento, Carens, Magentis, Optima, Sportage; HYUNDAI - Santa FE, Genesis, Sonata, IX35, Grandeur