- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- RIDEX "3922L0492" - Not available
SUBARU - Impreza, Legacy, Forester, Outback; CITROËN - ZX, XM; CHEVROLET - S10, Tahoe