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Service bulletin SA-14-021

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 id10185579
Published by NHTSA2021-01-19
Manufacturer's numberSA-14-021
Manufacturer's date2020-09-23
NHTSA componentENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE

NHTSA's summary

This service bulletin involves inspecting the DEF injector area for coolant leakage, nozzle connectors, shield, lines and side fuel tank (if equipped) for potential damage prior to signing off when receiving Hino trucks. The areas pictured below have been seen with damage. In the event that a subject truck is damaged, these parts would need to be repaired to correct this concern.

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, Fuel system

Vehicles listed
HINO CONVENTIONAL MODELS2015

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