1PZ, 1HZ, 1HD-T ENGINE REPAIR MANUAL - Foreword and Introduction

Oct 28, 2026

Comprehensive engine repair manual providing general service repair information for the 1PZ, 1HZ, and 1HD-T engines installed on TOYOTA LAND CRUISER and COASTER models. Covers applicable vehicle series, references to related component/system manuals, and emphasizes that procedures and specifications may change. Includes safety and caution guidance for trained and certified technicians, tool requirements, correct parts replacement rules, and non-exhaustive warnings. Introduces how to use the manual: section headings, indexes, precautions, troubleshooting tables, repair procedure formatting, and specification presentation methods.

LanguageEnglish

CategoryResearch & Report

FormatPDF

Pages348

Reading Time14 h 37 min

AccessFree to download

HOW TO USE THIS MANUAL

REPAIR PROCEDURES

REFERENCES

IDENTIFICATION INFORMATION

ENGINE SERIAL NUMBER

GENERAL REPAIR INSTRUCTIONS

FOREWORD This repair manual has been prepared to provide information covering general service repairs for the 1 PZ, 1 HZ and 1HD-T engines equipped on the TOYOTA LAND CRUISER and COASTER. Applicable models: PZJ70 , 73 , 75 series HZJ70 , 73 , 75 , 80 series HDJ8 0 series HZB30 series HDB3 0 series Please note that the publications below have also been prepared as relevant service manuals for the components and system in this engine. Manual Name Land Cruiser (Wagon) New Car Features Pub. No. NCF064E All information in this manual is based on the latest product information at the time of publication. However , specificationsand procedures are subject to change without notice. TOYOTA MOTOR CORPORATION 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 manual 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. Must read this manual thoroughly. It is especially important to have good understanding all the contents written in the PRECAUTION of "IN" section. 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 specified 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. If part replacement is necessary, must replace the part with the same part number or equivalent part. Do not replace it with inferior quality. 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. TOYOTA 1PZ, 1HZ, 1HD-T ENGINE REPAIR MANUAL INTRODUCTION ENGINE MECHANICAL TURBOCHARGER SYSTEM FUEL SYSTEM COOLING SYSTEM LUBRICATION SYSTEM STARTING SYSTEM CHARGING SYSTEM SERVICE SPECIFICATIONS STANDARD BOLT TORQUE SPECIFICATIONS SSTANDSSM ©2001 TOYOTA MOTOR CORPORATION All rights reserved. This book may not be reproduced or copied, in whole or in part, without the written permission of Toyota Motor Corporation. First Printing: Feb. 8,1990 01-900208-00 34th Printing: Aug. 28,200 1 34-010828-06-2 IN-1 INTRODUCTION Page HOW TO USE THIS MANUAL IN-2 IDENTIFICATION INFORMATION IN-4 GENERAL REPAIR INSTRUCTIONS IN-4 ABBREVIATIONS USED IN THIS MANUAL IN-7 IIM-2 INTRODUCTION How to Use This Manual HOW TO USE THIS MANUAL To assist you in finding your way through this manual , the Section Title and major heading are given at the top of every page. An INDEX is provided on the 1st page of each section to guide you to the item to be repaired. At the beginning of each section , PRECAUTIONS are given that pertain to all repair operations contained in that section. Read these precautions before starting any repair task. TROUBLESHOOTING tables are included for each system to help you diagnose the problem and find the cause. The repair for each possible cause is referenced in the remedy column to quickly lead you to the solution. REPAIR PROCEDURES Most

FAQs

Which engines and vehicles are covered by this repair manual?

It covers general service repairs for the 1PZ, 1HZ, and 1HD-T engines equipped on the TOYOTA LAND CRUISER and COASTER, listing applicable PZJ70/73/75, HZJ70/73/75/80, HDJ80, HZB30, and HDB30 series.

What safety and technician requirements are emphasized?

The manual states it is intended for persons with special techniques and certifications, warns against using non-specified tools or methods, and highlights careful reading of the PRECAUTION in the IN section to prevent injury and vehicle damage.

How does the manual guide technicians to find procedures and specifications?

Section titles and major headings are provided at the top of each page, an index is given on the first page of each section, troubleshooting tables support diagnosis by system, and specifications are presented in bold type within the procedures and also in Appendix A.

Oct 28, 2026

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