Where is the auxiliary battery located in the Mercedes-Benz S350?

[LaTyler]

The auxiliary battery of the Mercedes-Benz S350 is located on the right side of the main battery in the trunk. To replace it, you need to remove the side decorative panel, then open the fuse box to install the new battery, and finally reassemble the fuse box and decorative panel. Below is relevant information about battery usage: 1. Secure installation: The battery must be securely installed in the vehicle to reduce vibration; otherwise, driving on bumpy roads may cause the battery to shake or even detach, leading to damage. 2. Ensure good contact: Regularly check whether the battery connection wires or plugs are secure and ensure good contact between the wires and plugs.