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Service bulletin LI-05-20-P

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10039256
Published by NHTSA2011-07-14
Manufacturer's numberLI-05-20-P
Manufacturer's date2011-05-31
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

MERCEDES-BENZ: THE MALFUNCTION LIGHT IS ON WITH MULTIPLE POSSIBLE TROUBLE CODES STORED. THERE COULD BE A PROBLEM WITH THE CAMSHAFT AND/OR SCORING OF A PISTON. *RM

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
MERCEDES BENZ C2008 to 2010
MERCEDES BENZ C-CLASS2008
MERCEDES BENZ C3002008 to 2009
MERCEDES BENZ C3502008
MERCEDES BENZ C36 AMG2008 to 2009
MERCEDES BENZ C43 AMG2008 to 2009
MERCEDES BENZ C632008 to 2010
MERCEDES BENZ CL2008 to 2010
MERCEDES BENZ CL2162008
MERCEDES BENZ CL5502008 to 2009
MERCEDES BENZ CL6002008 to 2009
MERCEDES BENZ CL632008 to 2009
MERCEDES BENZ CL652008 to 2009
MERCEDES BENZ CLK2008 to 2009
MERCEDES BENZ CLK3202008 to 2009
MERCEDES BENZ CLK5002008 to 2009
MERCEDES BENZ CLK552008 to 2009
MERCEDES BENZ CLS2008 to 2011
MERCEDES BENZ CLS5002008 to 2009
MERCEDES BENZ CLS552008 to 2009
MERCEDES BENZ CLS5502008 to 2009
MERCEDES BENZ E2008 to 2011
MERCEDES BENZ E CLASS2008
MERCEDES BENZ E3002009
MERCEDES BENZ E3202008 to 2009
MERCEDES BENZ E5002008 to 2009
MERCEDES BENZ E552008 to 2009
MERCEDES BENZ E5502008 to 2009
MERCEDES BENZ G2008
MERCEDES BENZ G2010
MERCEDES BENZ G5002008 to 2009
MERCEDES BENZ GL2008 to 2011
MERCEDES BENZ GL3202008 to 2009
MERCEDES BENZ GL4502008 to 2009
MERCEDES BENZ GL5502008 to 2009
MERCEDES BENZ M2010 to 2011
MERCEDES BENZ M CLASS2008
MERCEDES BENZ M-CLASS2009
MERCEDES BENZ R2008 to 2011
MERCEDES BENZ R3202008 to 2009
MERCEDES BENZ R5002008 to 2009
MERCEDES BENZ R632008 to 2009
MERCEDES BENZ S2008 to 2010
MERCEDES BENZ S CLASS2009
MERCEDES BENZ S5502008
MERCEDES BENZ S6002008 to 2009
MERCEDES BENZ S632008 to 2009
MERCEDES BENZ S652008 to 2009
MERCEDES BENZ SL2008 to 2011
MERCEDES BENZ SL CLASS2009
MERCEDES BENZ SL5002008 to 2009
MERCEDES BENZ SL552008 to 2009
MERCEDES BENZ SL5502008 to 2009
MERCEDES BENZ SL6002008 to 2009
MERCEDES BENZ SL63 AMG2008 to 2009
MERCEDES BENZ SL652008 to 2009
MERCEDES BENZ SLK2008 to 2010
MERCEDES BENZ SLK2802008 to 2009
MERCEDES BENZ SLK3502008 to 2009
MERCEDES BENZ SLK552008 to 2009
MERCEDES-BENZ AMG CLS632008 to 2009
MERCEDES-BENZ AMG E632008 to 2009
MERCEDES-BENZ C3002010
MERCEDES-BENZ CL5502010
MERCEDES-BENZ CL6002010
MERCEDES-BENZ CL632010
MERCEDES-BENZ CL652010
MERCEDES-BENZ E3502008 to 2010
MERCEDES-BENZ G5002010
MERCEDES-BENZ GL3202010 to 2011
MERCEDES-BENZ GL4502010 to 2011
MERCEDES-BENZ GL5502010 to 2011
MERCEDES-BENZ GLK3502010 to 2011
MERCEDES-BENZ R3502008 to 2009
MERCEDES-BENZ S5502010
MERCEDES-BENZ S6002010
MERCEDES-BENZ S632010
MERCEDES-BENZ S652010

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
LI-47-302010-11-22. Service bulletin. 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