Second battery
02-17-2019, 10:41 PM
#2
Senior Member
Join Date: Dec 2015
Location: Tampa Bay, FL
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2014 E350 Wagon, 2007 S600, 2009 SL550 with ABC removed, 2011 S400 with Hybrid removed
Yes, it's a big battery to power all the electronics. The one under the hood is just for starting the engine. In the trunk you pull back the big panel which is between the trunk and the back seats. Once the panel is out, you will see a ton of electronics and the battery on the right side.
