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Service bulletin TSB220167

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 id10224264
Published by NHTSA2022-10-17
Manufacturer's numberTSB220167
Manufacturer's date2022-08-04
NHTSA componentENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM

NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of engine fault code 14279 associated with connectivity module diagnostics that are not functioning as intended with DC fast charging electric vehcile supply equipment. .

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

Electrical system, Engine

Vehicles listed
CUMMINS CUMMINS

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