WenmarOpen by Wenmar Pro

Service bulletin TSB1900030108201

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 id10154245
Published by NHTSA2019-03-11
Manufacturer's numberTSB1900030108201
Manufacturer's date2019-01-08
NHTSA componentELECTRICAL SYSTEM; ENGINE

NHTSA's summary

This Technical Service bulletin describes the verification and resolution of certain malfunctions due to incorrect switch input wiring on some engines. Certain engine control module switch inputs, such as the power take-off (PTO)/Accelerator Interlock/Oil Pressure switch may be inoperable with fault codes 175, 176, and 415 or 5879 and 5881.

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 B6.7
CUMMINS L9
CUMMINS X15

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