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RecallGazette

Vehicle problems, recalls & safety intelligence

Mercedes-Benz C 2009technical 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

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.