- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- VEGAZ "ULS-618" - Not available
FIAT - Panda, Multipla, Bravo, Marea, Palio; BMW - 3, 5; AUDI - A4, A6; CITROËN - Xsara, Berlingo