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FOREWORD 
This workshop manual has been prepared to provide information regarding repair procedures on Hino Vehicles. 
Applicable for GD8J series, equipped with J08E-TI 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 print- 
ing. 
Hino Motors reserves the right to make changes at any time without prior notice. 
For matters regarding the engine, refer to manual No. S5-MJ08E01B. 
'11.11.24.update 
CHANGE 
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CHAPTER REFERENCES REGARDING THIS WORKSHOP MANUAL 
Use this chart to the appropriate chapter numbers for servicing your particular vehicle. 
CHAPTER 
MANUAL NO. 
S1-MGDE01B 
MODELS 
GD8J 
GENERAL INTRODUCTION 
GN02-001 
CLUTCH MAIN UNIT 
CL02-001 (CS380) 
CLUTCH CONTROL 
CL03-001 
TRANSMISSION MAIN UNIT 
TR02-001 (LJ06S) 
P.T.O. (POWER TAKE-OFF) 
TR05-001 (TRANSMISSION SERIES: LJ06S) 
TRANSMISSION/TRANSFER CONTROL 
TR06-001 
PROPELLER SHAFT 
PP02-001 (LF0932) 
DIFFERENTIAL CARRIER 
DF02-001 (SH14) 
BRAKE EQUIPMENT 
BR01-001 
SERVICE BRAKE 
BR02-001 
ABS & ASR 
BR03-001 (WABCO MAKE) 
EXHAUST BRAKE 
BR05-001 
STEERING EQUIPMENT 
SR01-001 
STEERING UNIT 
SR02-001 
POWER STEERING 
SR03-001 
FRONT AXLE 
AX02-001 (LF458) 
REAR AXLE 
AX03-001 (DIFFERENTIAL GEAR SERIES: SH14) 
WHEEL & TIRE 
AX04-001 
SUSPENSION 
SU02-001 
CHASSIS FRAME 
FC02-001 
CAB 
CA02-001 
ELECTRICAL EQUIPMENT 
EL01-001 
ELECTRIC WIRE 
EL02-001 
EL02-002 
BRAKE CONTROL 
DN03-001 (ABS/ASR) 
OTHERS 
DN06-001 (CAN COMMUNICATION) 
CHANGE 
ADD 
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CLUTCH EQUIPMENT 
CLUTCH MAIN UNIT 
CLUTCH CONTROL 
TRANSMISSION EQUIPMENT 
TRANSMISSION MAIN UNIT 
TRANSFER MAIN UNIT 
AUTOMATIC TRANSMISSION 
P.T.O. (POWER TAKE-OFF) 
TRANSMISSION / TRANSFER CONTROL 
PROPELLER SHAFT 
DIFFERENTIAL EQUIPMENT 
DIFFERENTIAL CARRIER 
INDEX: CHASSIS GROUP 1/4 
PROPELLER SHAFT EQUIPMENT 
WORKSHOP 
MANUAL 
All rights reserved. This manual may not be 
reproduced or copied in whole in part, with- 
out the written consent of Hino Motors, Ltd. 
BRAKE EQUIPMENT 
SERVICE BRAKE 
ABS & ASR 
ES START (EASY & SMOOTH START SYSTEM) 
GENERAL INTRODUCTION 
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EXHAUST BRAKE 
RETARDER BRAKE 
PARKING BRAKE 
STEERING EQUIPMENT 
STEERING UNIT 
POWER STEERING 
INDEX: CHASSIS GROUP 2/4 
AXLE EQUIPMENT 
FRONT AXLE 
REAR AXLE 
WHEEL & TIRE 
SUSPENSION EQUIPMENT 
SUSPENSION 
CHASSIS EQUIPMENT 
CHASSIS FRAME 
COUPLER (5TH WHEEL) 
PINTLE HOOK 
CAB EQUIPMENT 
CAB 
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ELECTRICAL EQUIPMENT 
ELECTRIC WIRE 
INDEX: CHASSIS GROUP 3/4 
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ENGINE CONTROL 
FUEL CONTROL 
BRAKE CONTROL 
SUSPENSION CONTROL 
CAB EQUIPMENT CONTROL 
OTHERS 
INDEX: CHASSIS GROUP 4/4