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Replacing the Temperature Sensor on the BMW 3 Series

Model: BMW Serie 3 E46 - Years 1998-2006
Part: Engine coolant temperature sensor

This guide will show you how to remove and replace the temperature sensor on the BMW 3 Series, following the instructions below. First, open the hood of your car and start by removing the tubing located at the top; then, loosen the bolts securing the intake manifold to access the temperature sensor, as shown in the video. At this point, remove the securing screw and disconnect the electrical connector to take it out and replace it with the new one (the original); then reassemble everything!

Updated on 20 July 2026 by ScegliAuto

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