Mercedes-Benz C 2009 — technical service bulletin
Bulletin LI-47-30 · NHTSA communication 10034504 · issued Mar 18, 2010
Technical service bulletin
communication type
Engine and Engine Cooling
component
2009
model years
16
vehicle entries
Official summary
Mercedes (xentry): engine diagnosis warning lamp activated. Magnetic short between armature and pole core due to calibration error at valve and tolerance deviation by supplying manufacturer. This causes the purge valve to jam in the open state. *pe
Vehicles covered
- 2009 Mercedes-Benz C
- 2009 Mercedes-Benz CL
- 2009 Mercedes-Benz CLS
- 2009 Mercedes-Benz E
- 2009 Mercedes-Benz GLK350
- 2009 Mercedes-Benz ML320
- 2009 Mercedes-Benz ML350
- 2009 Mercedes-Benz ML500
- 2009 Mercedes-Benz ML550
- 2009 Mercedes-Benz ML63
- 2009 Mercedes-Benz R
- 2009 Mercedes-Benz S
- 2009 Mercedes-Benz S Class
- 2009 Mercedes-Benz SL
- 2009 Mercedes-Benz SL Class
- 2009 Mercedes-Benz SLK
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.