Air filter change on 2007 Mercedes-Benz C280 4MATIC

I am writing in regards to pulling the engine cover to check and replace my engine air filters.Can you help?

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1 answer 1 comment
MB lists 9 steps in removing and installing the filter
housing and if you don't do it right, you get a check engine light. not a user-friendly car.
can you list the steps please.