Hino 338 User Manual

FOREWORD
This workshop manual has been prepared to provide information regarding repair procedures on Hino Trucks.
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 Driver’s / 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 Sales U.S.A., Inc. reserves the right to make changes at any time without prior notice.
Please note that the publications below have also been prepared as relevant workshop manuals for the components and
systems in these vehicles.
Manual Name Pub. No.
Chassis Workshop Manual
S1-UNAE10A 1/2
S1-UNAE10A 2/2
J08E-VB, VC Engine Workshop Manual S5-UJ08E10A
Trouble Shooting Workshop Manual
S7-UNAE10C 1/4
S7-UNAE10C 3/4
S7-UNAE10C 4/4
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Hino 338 Specifications

General

Brand	Hino
Model	338
Category	Automobile
Language	English

Summary

FOREWORD

When making any repairs on your vehicle, be careful not to be injured through improper procedures.

Emphasizes safety precautions during repairs to prevent injury from improper procedures.

WORKSHOP MANUAL

TROUBLE SHOOTING - COMPONENTS

Details troubleshooting procedures for specific vehicle components.

TROUBLE SHOOTING - ELECTRICAL CONTROL SYSTEM

Outlines troubleshooting steps for the electrical control system.

ENGINE CONTROL SYSTEM (J08E)

Covers troubleshooting for the J08E engine control system.

DEF SCR SYSTEM (DCU)

Provides troubleshooting information for the DCU within the DEF SCR system.

BURNER CONTROL SYSTEM (BCU)

BRAKE CONTROL SYSTEM

VEHICLE CONTROL SYSTEM (VCS)

ENGINE CONTROL SYSTEM (J08E)

DTC: P0016

DEF SCR SYSTEM (DCU)

PRECAUTIONS FOR DIAGNOSIS

DIAGNOSTIC TROUBLE CODE (DTC) TABLE

Lists DTCs for the DEF SCR system with diagnosis and inspection items.

DTC: P0071

DTC: P0072