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2004 Hino Motors, Ltd. 
All rights reserved. This book may not be repro- 
duced or copied, in whole or in part, without the 
written permission of Hino Motors, Ltd. 
First Printing: Feb. 2004 
FOREWORD 
This workshop manual has been prepared to provide information covering general service repairs for the 
N04C TF engine equipped on the HINO DUTRO. 
Applicable models: XZU305, 345 series 
Please note that the publications below have also been prepared as relevant service manuals for the compo- 
nents and systems in this vehicles. 
Manual Name 
Pub. No. 
S DUTRO Chassis Workshop Manual Supplement 
S1 YXZE10A 1/2 
S DUTRO Chassis Workshop Manual Supplement 
S1 YXZE10A 2/2 
All information in this manual is based on the latest product information at the time of publication. However, 
specifications and procedures are subject to change without notice. 
If you find any failures in this manual, you are kindly requested to inform us by using the report form on the 
next page. 
---===S5-YN04E01A-0100===---
2004 Hino Motors, Ltd. 
All rights reserved. This book may not be repro- 
duced or copied, in whole or in part, without the 
written permission of Hino Motors, Ltd. 
First Printing: Feb. 2004 
FOREWORD 
This workshop manual has been prepared to provide information covering general service repairs for the 
N04C TF engine equipped on the HINO DUTRO. 
Applicable models: XZU305, 345 series 
Please note that the publications below have also been prepared as relevant service manuals for the compo- 
nents and systems in this vehicles. 
Manual Name 
Pub. No. 
S DUTRO Chassis Workshop Manual Supplement 
S1 YXZE10A 1/2 
S DUTRO Chassis Workshop Manual Supplement 
S1 YXZE10A 2/2 
All information in this manual is based on the latest product information at the time of publication. However, 
specifications and procedures are subject to change without notice. 
If you find any failures in this manual, you are kindly requested to inform us by using the report form on the 
next page. 
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---===S5-YN04E01A-0100_0003.djvu===---
Correction 
Proposal 
Pub. No. 
Subject 
Issue Date 
Name of 
Reporter 
Problem 
Name of 
Dealer 
Description 
Workshop Manual Quality Report 
Att.) Service Manager, 
Your Distributor 
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CAUTION 
This manual does not include all the necessary items about repair and service. This manual is made 
for the purpose of the use for the persons who have special techniques and certifications. In the 
cases that non specialized or uncertified technicians perform repair or service only using this manu- 
al or without proper equipment or tool, that may cause severe injury to you or other people around 
and also cause damage to your customer's vehicle. 
In order to prevent dangerous operation and damages to your customer's vehicle, be sure to follow 
the instruction shown below. 
S Must read this manual thoroughly. It is especially important to have a good understanding of 
all the contents written in the PRECAUTION of "IN" section. 
S The service method written in this manual is very effective to perform repair and service. When 
performing the operations following the procedures using this manual, be sure to use tools spe- 
cified and recommended. If using non specified or recommended tools and service method, 
be sure to confirm safety of the technicians and any possibility of causing personal injury or 
damage to the customer's vehicle before starting the operation. 
S If part replacement is necessary, must replace the part with the same part number or equivalent 
part. Do not replace it with inferior quality. 
S It is important to note that this manual contains various "Cautions" and "Notices" that must be 
carefully observed in order to reduce the risk of personal injury during service or repair, or the 
possibility that improper service or repair may damage the vehicle or render it unsafe. It is also 
important to understand that these "Cautions" and "Notices" are not exhaustive, because it is 
important to warn of all the possible hazardous consequences that might result from failure to 
follow these instructions. 
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INTRODUCTION 
PREPARATION 
SERVICE SPECIFICATIONS 
ENGINE MECHANICAL 
COOLING 
LUBRICATION 
STARTING & CHARGING 
ALPHABETICAL INDEX 
123 
14 
16 
17 
19