Hino Workshop Manual 2014 - 238, 258LP, 268, 338 series USA market description of the catalogue:

This workshop manual has been prepared to provide information regarding repair procedures on Hino Vehicles.
Applicable for HINO 238, 258LP, 268, 338 series, equipped with J08E-VB and J08E-VC engine.
When making any repairs on your vehicle, be careful not to be injured through improper procedures.
As for maintenance items, refer to the Owner’s Manual.
All information and specifications in this manual are based upon the latest product information available at the time of printing.
Hino Motors reserves the right to make changes at any time without prior notice.

This manual is divided into 11 sections with a thumb index for each section at the edge of the pages.
Please note that the publications below have also been prepared as relevant service manuals for the components and systems in this vehicles.

Chassis Workshop Manual S1-UNAE10A
J08E-VB, VC Engine Workshop Manual S5-UJ08E10A
Trouble Shooting Workshop Manual S7-UNAE10C