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Frequently asked questions about cars and motorcycles

How to Replace the Thermostat on a Ford Fiesta

Model: Ford Fiesta Fiesta 5, MK 5, MK V - Years 2002-2008
Part: Engine coolant temperature sensor

Release and lift the bonnet. Now remove the air intake hose to the engine by simply removing the clip that secures it. Similarly, remove the bolts to take off the engine cover. Next, remove the indicated bolts in the video using a socket wrench. You can now remove the cables running from the top of the engine by taking out the entire coil pack; these steps are essential to reach the sensor in question. Now unscrew the bolt indicated in the video and replace the sensor. Reverse the steps for reassembly.

Updated on 24 February 2026 by ScegliAuto

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