Do it yourself
Frequently asked questions about cars and motorcycles

How to Change the Thermostat on a Mercedes A-Class

Model: Mercedes Classe A W176 - Years 2012-2018
Part: Cylinder head

How do you change the thermostat on a Mercedes A-Class? Let's see how to disassemble all the parts to reach the thermostat. Remove the engine soundproofing panel, unscrew the bolts of the manifold to access the part to be removed: take out the manifold from the engine compartment. Remove the hose, pull out the sealing cap from the housing, and extract the coolant thermostat. Insert the new part and close it with the hose cap. Tighten the fastening bolts securely. Reinstall the manifold and the various cover pieces in the engine compartment. Test the engine operation.

Updated on 31 March 2026 by ScegliAuto

Video tutorial

Related tutorials

Mercedes Classe A (2004-2012 / W169) .. replacing the coolant thermostat on a Mercedes A-Class. Raise the hood (where the engine is located); remove the engine soundproofing panel to access.. …
Mercedes Classe A (2012-2018 / W176) .. and replace the thermostat of the Mercedes Classe A 180. First, we open the hood of the car and start removing the upper engine cover; then we remove.. …
Mercedes Classe A (2004-2012 / W169) .. The thermostat installed on the Mercedes Class A can be replaced by opening the hood, so that it is possible to access the components located.. …

Other guides you may be interested in

How to Replace the Cabin Filter on the Opel Grandland X

If you own an Opel Grandland X and want to know the steps to replace the cabin air filter, carefully read the following guide and follow the described steps. First, enter the vehicle and go to the passenger side. Then, locate the box containing the air filter in the lower side area of the dashboard. Remove the cover of the box and finally replace the old filter with the new one. Refit the cover, and you are done.

Watch the video!


by ScegliAuto

More videos