059 919 501 A: Engine coolant temperature sensor for Audi A4 (B6)

This 4-pin engine coolant temperature sensor, identifiable by its green marker, is a replacement part designed for the Audi A4 (B6). It ensures measurement of the coolant temperature and transmits the information to the vehicle's engine control unit, guaranteeing correct operation of engine management. As part of the restoration or maintenance of a classic Audi A4 (B6), its replacement allows you to restore optimal reliability of thermal monitoring. An essential new part for any owner keen to maintain their vehicle in a condition faithful to the original.