Where Is The Auxiliary Battery. The auxiliary battery sits behind that black plastic panel normally hidden by the carpet. These are used to power other systems on the car that require 12 volts of power and which the alternator is not capable of powering directly.
This product is not a dual battery system and additional systems might be required. How Do I Know I Have a Faulty Auxiliary Battery. The auxiliary battery sits behind that black plastic panel normally hidden by the carpet.
Nothing there and couldnt imagine the having 3 batteries something Mercedes would do though.
The carpet will try and push its way back into position so get it out of the way as best you can and get something to hold it down. The auxiliary battery sits behind that black plastic panel normally hidden by the carpet. Nothing there and couldnt imagine the having 3 batteries something Mercedes would do though. Battery management system charges and maintains your auxiliary batteriesCompatible with lithium as well as traditional lead acid gel calcium and AGM batteries.
