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How to Remove the Spark Plugs on a Class A

Model: Mercedes Classe A W168 - Years 1997-2004
Part: Spark plugs

Remove the spark plugs from the Mercedes Class A? Disassemble the components in the engine compartment to access the spark plugs. Here’s how to do it. Remove the soundproofing panel covering the engine head using a socket wrench. Next, remove the coil bar. Unscrew the spark plugs with your socket wrench, pull them out of the head, and check for any damage. Take the new spark plugs and guide them into the engine head with the extension of your socket wrench, tighten them securely, and reattach the coil bar. Reinstall the engine soundproofing panel. Start the engine and check if the car runs.

Updated on 22 March 2026 by ScegliAuto

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