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June 7, 2010 Service bulletin

Mercedes: engine start/stop, engine starts up at random or 12 v on board electrical system voltage too low

Mercedes-Benz technical service bulletin P-049241 for 2010 Mercedes-Benz S550, 2004-2009 Mercedes Benz S600 and 2005-2008 Mercedes Benz S550 and others.

Bulletin number
P-049241
Component
Engine and engine cooling: engine
Summary
Mercedes: engine start/stop, engine starts up at random or 12 v on board electrical system voltage too low. The resistance of the electrical line from dc/dc converter control unit n83/1 to ground point w3/9 is too high in the dc/dc converter control unit.

Owners of these vehicles have filed 21 complaints in the engine category.

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