021 906 265 C : Oxygen sensor for Volkswagen Golf 3 and Passat B4

The oxygen sensor is an essential component of the engine management system: it measures the oxygen content of exhaust gases and allows the engine control unit to continuously adjust the air-fuel mixture. On the Volkswagen Golf 3 and Volkswagen Passat B4, its correct operation directly conditions engine performance and fuel consumption control. As part of the restoration or maintenance of a classic vehicle, replacing a faulty sensor with a new part is an essential step to restore original operation. This new spare part meets the requirements of enthusiasts keen to keep their vehicle in impeccable condition.