I've been getting this message when I turn the AC (occasionally), when I don't turn on the AC it doesn't appear. Checked the the alternator voltage and its fine. Could it be
Visit workshop: Red battery message (Mercedes-Benz W211) | GarageTouch™
Battery "Visit Workshop" - MBWorld.org Forums
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Visit Workshop - Battery | Electronics and Audio | MBClub UK - Bringing together Mercedes Enthusiasts
red battery symbol visit workshop - MBWorld.org Forums
Visit Workshop - Battery | Electronics and Audio | MBClub UK - Bringing together Mercedes Enthusiasts
Need help "Battery/Alternator visit workshop - MBWorld.org Forums
Battery / Alternator visit workshop — Mercedes-Benz E-class, 2.0 л., 2000 года на DRIVE2
Need help "Battery/Alternator visit workshop - MBWorld.org Forums
Red battery message ( Visit workshop) - MBWorld.org Forums
Battery Visit Workshop! How to check and fix this error on a Mercedes W211 - YouTube
Аккумулятор Visit Workshop! — Mercedes-Benz E-class, 3.2 л., 2004 года на DRIVE2