My handbook book says MB spec 236.2 -

MB 236.2 - Flssigkeitsgetriebele (ATF, Type A Suffix A, Spezifikation 236.2) - Mercedes-Benz Betriebsstoff-Vorschriften

Noticed that Febi do two fluids to 236.2 -

http://www.febi.com/fileadmin/user_upload/febi/england/downloads/febi_fluids_brochure_GB.pdf

yellow CVT and red ATF Dexron....so presumably they both work.

cheers

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cheers!!