- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- RECOFICIAL "CSL2170" - Not available
ALFA ROMEO - 156, 166, Mito, GTV; VW - Golf; AUDI - A4, A6; LANCIA - Ypsilon; FIAT - Punto; FORD - Focus; ...