Battery

[Palladino]

Hi All
I have an auxiliary battery malfunction indication displayed on my dash
I have found the main batter in the boot. But cannot find the auxiliary battery. Can anyone help
My car is a 2017. S350 Saloon

kind regards
Newbie here
Peter

 

[Atavus]

Scan the QR code under the fuel flap.

 

[Palladino]

Hi Atavus
Very helpful
Thank you

Peter