Mercedes-Benz S550 2004–2015 — technical service bulletin
Bulletin P-049241 · NHTSA communication 10034151 · issued Jun 7, 2010
Technical service bulletin
communication type
Electrical System
component
2004–2015
model years
23
vehicle entries
Official 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. *pe
Vehicles covered
- 2005 Mercedes-Benz S550
- 2006 Mercedes-Benz S550
- 2007 Mercedes-Benz S550
- 2008 Mercedes-Benz S550
- 2010 Mercedes-Benz S550
- 2015 Mercedes-Benz S550E
- 2004 Mercedes-Benz S600
- 2005 Mercedes-Benz S600
- 2006 Mercedes-Benz S600
- 2007 Mercedes-Benz S600
- 2008 Mercedes-Benz S600
- 2009 Mercedes-Benz S600
- 2010 Mercedes-Benz S600
- 2007 Mercedes-Benz S63
- 2008 Mercedes-Benz S63
- 2009 Mercedes-Benz S63
- 2010 Mercedes-Benz S63
- 2005 Mercedes-Benz S65
- 2006 Mercedes-Benz S65
- 2007 Mercedes-Benz S65
- 2008 Mercedes-Benz S65
- 2009 Mercedes-Benz S65
- 2010 Mercedes-Benz S65
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.