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Frequently asked questions about cars and motorcycles

How to Replace the Spark Plugs on a Mercedes A-Class?

Model: Mercedes Classe A W176 - Years 2012-2018
Part: Spark plugs

To replace the spark plugs on a Mercedes A-Class, first open the hood to access the engine compartment and remove the cover from the top of the engine. Next, loosen the four Torx screws using a T20 wrench to remove the duct in the center of the engine; this will provide access to the coils. Disconnect the coils from their connectors and remove them from their mounting bolts. Once the coils are removed, you can extract the spark plugs from their housing and replace them with new replacement parts.

Updated on 26 April 2026 by ScegliAuto

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