WenmarOpen by Wenmar Pro

Service bulletin TSB1900170611201

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 id10162960
Published by NHTSA2019-07-22
Manufacturer's numberTSB1900170611201
Manufacturer's date2019-06-11
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of high number of inactive counts of fault code (FC) 7125 as caused by engine control module (ECM) calibration code issue leading to FC7125 appearing after a power down.

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
CUMMINS X12
CUMMINS X15

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