- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NTK "1617" - Not available
VW - Bora, Golf, New Beetle; AUDI - A3, A4; FIAT - Punto; CITROËN - Xsara; ALFA ROMEO - 156; MERCEDES-BENZ - CLK; ...