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Service bulletin TEBE886400

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 id10158771
Published by NHTSA2019-04-22
Manufacturer's numberTEBE886400
Manufacturer's date2019-03-08
NHTSA componentENGINE

NHTSA's summary

Engine software On Board Diagnostic (OBD) issues will be corrected, which will aid in engine malfunction identification and proper diagnosis. In addition, Diesel Exhaust Fluid (DEF) quality sensor monitors will be corrected to proper operating function.

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
CATERPILLAR CT6602014 to 2017
CATERPILLAR CT6802014
CATERPILLAR CT6802016 to 2017

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