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Service bulletin LI54.18-P-057927

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 id10167511
Published by NHTSA2019-11-12
Manufacturer's numberLI54.18-P-057927
Manufacturer's date2014-03-07
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Engine diagnosis warning lamp is active. One or more of the faults listed under 'Control unit / Fault code' relating to the throttle valve actuator (M16/6) and/or oxygen sensor (G3/1 and/or G3/2) are stored in the engine control unit.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine

Vehicles listed
MERCEDES BENZ B-CLASS ELECTRIC2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
MERCEDES-BENZ A1762011 to 2013
MERCEDES-BENZ AMG CLA452014 to 2019
MERCEDES-BENZ B 250E2014 to 2017
MERCEDES-BENZ B2422012 to 2013
MERCEDES-BENZ B2462012 to 2013
MERCEDES-BENZ CLA 2502018 to 2020
MERCEDES-BENZ CLA1172011 to 2013
MERCEDES-BENZ CLA2502012 to 2017

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

Recalls for the same vehicles and component
20170622017-02-09. Engine
20154632015-10-13. Engine

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
LI09.00-P-0740932022-01-06. Service bulletin. "MY15+ M278 and M157 Equipped Vehicles with Fault Code ""P023400 – Boost Pressure is Too High"" "