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Isuzu 4BG1 User Manual

Isuzu 4BG1
106 pages
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1999 MODEL YEAR

Table of Contents

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Isuzu 4BG1 Specifications

General IconGeneral
Displacement4.329 L
Compression Ratio17.5:1
AspirationNaturally Aspirated
Cylinder ArrangementInline
Number of Cylinders4
Fuel SystemDirect Injection
Fuel TypeDiesel
Cooling SystemWater-cooled
Starting SystemElectric starter
Lubrication SystemForced lubrication
Engine Type4-stroke, water-cooled, direct injection diesel

Summary

California Proposition 65 Warning

Foreword

Caution and Notice

Engine External Views

General Information

Standard Engine Data and Specifications

Technical specifications for the standard engine model.

EPA Certified Engine Data and Specifications

Engine data certified for EPA emissions standards.

Emission Control Label: Engine Label (for EPA)

Details and sample of EPA emission control labels.

Engine Identification

Information on how to identify the engine model and serial number.

Isuzu Engine After Service

Guidance on obtaining genuine parts and service.

Fuel, Lubricant, and Coolant

Fuel

Specific requirements and handling for diesel fuel.

Lubricant

Guidelines for engine oil selection and viscosity.

Coolant

Information on using and maintaining engine coolant.

Engine Operation

Check Before Operation

Essential checks to perform before starting the engine.

Engine Starting

Step-by-step guide for starting the engine.

Check and Operation After Engine Start-Up

Procedures for verifying engine status after starting.

Care in the Engine Operation

Monitoring and addressing abnormalities during operation.

Engine Stopping

Correct procedure for shutting down the engine.

Operation and Care for New Engine

Specific instructions for breaking in a new engine.

Engine Care for Over-Cooling

Measures to prevent and address engine over-cooling.

Operation and Care for Turbocharged Engine

Special operating and care instructions for turbocharged engines.

Starting the Engine After Being Left Unused for a Long Period of Time

Procedure for starting an engine after extended storage.

Periodical Inspection and Maintenance

Lubricating System

Maintenance procedures for the engine's lubricating system.

Cooling System

Maintenance procedures for the engine's cooling system.

Fuel System

Maintenance procedures for the engine's fuel system.

Air Intake System

Maintenance procedures for the engine's air intake system.

Engine Electrical

Maintenance for the engine's electrical components.

Engine Assembly and Others

Maintenance for various engine assemblies and other parts.

Fuel Injection Nozzle

Procedures for checking and adjusting fuel injection nozzles.

Valve Clearance Adjustment

Instructions for adjusting valve clearance.

Injection Timing Check and Adjustment

Procedures for checking and adjusting injection timing.

Cylinder Compression Pressure Measurement

How to measure cylinder compression pressure.

Starter and Alternator Servicing

Service procedures for starter and alternator.

Radiator Pressurization Valve Check

How to check the radiator pressurization valve.

Engine Care in Cold Season

Fuel

Fuel selection for cold weather operation.

Coolant

Coolant recommendations for cold temperatures.

Engine Oil

Impact of temperature on engine oil viscosity.

Battery

Battery care and charging in cold weather.

Engine Starting

Procedures for starting the engine in cold conditions.

Engine Electrical Wiring Diagrams

Engine Maintenance Schedule

Simple Engine Troubleshooting

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