- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- StartVOLT "VS-OS 0821" - Not available
HYUNDAI - Getz, Atos, I10, I20, Solaris; BMW - 3, 5; KIA - Picanto, Soul; AUDI - A4, A3; ALFA ROMEO - 156, 159