- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- HONDA - Civic, Concerto, Prelude; MAZDA - 626; NISSAN - Sunny; CHEVROLET - Camaro; DAIHATSU - Charade; MITSUBISHI - Lancer; ...