Where are the spark plugs located on a 1999 slk 230?

On a 1999 Mercedes-Benz SLK 230, the spark plugs are located under the engine cover. To access them, you’ll need to remove the engine cover and then locate the ignition coils, which are mounted directly on top of the spark plugs. Each coil removes to expose the spark plugs beneath. Make sure to follow the proper procedure for removal and installation to avoid damage.