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How to Replace Spark Plugs on a Mercedes A-Class

Model: Mercedes Classe A W176 - Years: 2012, 2013, 2014, 2015, 2016, 2017, 2018
Part: Spark plugs

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Video tutorial

Let's look at removing the spark plugs on the A-Class. Pull the hood release lever and lift the hood, securing it. Remove the engine cover panel and various hoses.

Locate the spark plug coils. Unscrew the screws on the sides of the coils: detach the coils from the top of the spark plugs.

Use a socket wrench to unscrew the spark plugs (remove them from the cylinder head). Take the new spark plug and insert it into the cylinder head with the socket wrench.

Finally, connect the ignition coil and reinstall the engine cover panel. Start the engine and test the operation of the A-Class.

Replace all the spark plugs.


Updated on 28 March 2026 by ScegliAuto


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