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Service bulletin TT-15-009

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 id10184852
Published by NHTSA2020-12-28
Manufacturer's numberTT-15-009
Manufacturer's date2016-08-16
NHTSA componentENGINE

NHTSA's summary

2015-17 Conventional Expected Values. During engine Performance diagnostics, comparative readings from a like engine can be useful. Below are data points from a known good engine to use for comparisions.

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
HINO CONVENTIONAL LDT W/ JO5E2015 to 2017

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