![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 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](https://i.redd.it/8lpvf687eox41.jpg)
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 - Battery | Electronics and Audio | MBClub UK - Bringing together Mercedes Enthusiasts Visit Workshop - Battery | Electronics and Audio | MBClub UK - Bringing together Mercedes Enthusiasts](http://i.imgur.com/Qx7fv91.jpg)
Visit Workshop - Battery | Electronics and Audio | MBClub UK - Bringing together Mercedes Enthusiasts
![Mercedes Benz battery alternator warning. alternator malfunction reset. 203 C class red screen - YouTube Mercedes Benz battery alternator warning. alternator malfunction reset. 203 C class red screen - YouTube](https://i.ytimg.com/vi/x6_evlzzCys/mqdefault.jpg)
Mercedes Benz battery alternator warning. alternator malfunction reset. 203 C class red screen - YouTube
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