Mercedes Repair Questions? Ask a Mechanic for Answers ASAP
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This type of fault here can be caused by loose or corroded battery cables at the battery or leading from the battery as well as a weak alternator or cable connection issues at the alternator.It may also be a poor power connection to the under hood fuse panel as well.
I would have all of these checked into to help locate and repair this fault here.Usually one of these will be the cause needing corrected.
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