- 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 2200" - Not available
SUBARU - Forester, XV (GP, GT), Impreza, Outback, Legacy; LEXUS - RX, ES; TOYOTA - GT 86