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Service bulletin TT-14-030

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 id10185624
Published by NHTSA2021-01-19
Manufacturer's numberTT-14-030
Manufacturer's date2014-10-16
NHTSA componentEQUIPMENT; ENGINE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

NHTSA's summary

The following procedure is for resetting the engine hour meter display showing total running time, driving time, and idling time of the vehicle in minutes and seconds. Total shows the time from engine start to engine stop. Drive or Idle shows the time of total driving time and total engine idling time. When the hour meter reaches 999.9 it will stop. The display can be reset to 0 to continue tracking engine hours for maintenance purposes by following the procedure below.

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, Equipment and accessories, Instrument cluster

Vehicles listed
HINO CAB-OVER2013 to 2015
HINO CONVENTIONAL MODELS2011 to 2015

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