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Are these valves supposed to click?

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Old 03-12-2024, 10:47 AM
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2019 Mercedes Benz E63S
Are these valves supposed to click?

Hi All,
I have no idea what valves these are but they click continuously and are pretty loud. Is this normal? I just noticed it the other day.
Thanks!
J.

Old 03-12-2024, 10:53 AM
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There's several threads about it here.
Old 03-12-2024, 01:13 PM
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I don't even know what they're called in order to search lol. Care to share the name.
Old 03-12-2024, 01:23 PM
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https://mbworld.org/forums/w213-amg/...ngine-bay.html


https://mbworld.org/forums/w213-amg/...ngine-bay.html

i googled "w213 amg engine clicking" for reference


Old 03-12-2024, 05:28 PM
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Thanks for the help. I appreciate the effort.
J.
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Old 03-13-2024, 01:23 AM
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Originally Posted by cruzmisl
I don't even know what they're called in order to search lol. Care to share the name.
I don't know why people wont answer you, but I believe they are purge valves.

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