- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- VEGAZ "ULS-113" - Not available
MAZDA - 626, MX-6 (GE), Xedos 6, MPV II (LW); FORD - Focus; BMW - 3; FIAT - Barchetta; AUDI - A4; CITROËN - C5; ...