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Re: 2003 Mercedes C230 CEL On
Posted to Technical Discussion Forum on 9/6/2023 3 Replies

It is basically the throttle body but Mercedes refers to it as the recirculation air flap actuator. That is the only one, they also use it to control boost pressure as well as far as I can tell, but trying to find any info on this stupid thing has been nothing... Login to read more.

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