Mercedes-Benz C250 2011–2012 — technical service bulletin
Bulletin LI-47-40-P053871 · NHTSA communication 10044601 · issued Aug 13, 2013
Technical service bulletin
communication type
Engine
component
2011–2012
model years
10
vehicle entries
Official summary
Xentry (mercedes): check engine light (cel) is activated; stored in engine control unit is very fine leak. Automatic fuel tank leak test software is sensitive and can produces an erroneous diagnosis. Models 204, 212, 218, 221, 216,and 166 with no model years listed. *pe update 11/22/13. *pe
Vehicles covered
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.