• Model: Isuzu Engines Manuals
  • Manufactured by: CNH
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## ISUZU 4HK1 -6HK1 Engine Electrical
The ISUZU 4HK1 -6HK1 engine is a 4-cylinder, 4-stroke, inline, turbocharged, intercooled, common rail diesel engine. It has a displacement of 5.2 liters and a bore and stroke of 115 mm x 125 mm. The engine produces a maximum power output of 210 hp (157 kW) at 2800 rpm and a maximum torque output of 765 N·m (564 lb·ft) at 1600-2800 rpm. The engine is available with a variety of emission control systems, including EGR, DOC, DPF, and SCR. The ISUZU 4HK1 -6HK1 engine is used in a variety of applications, including: * Trucks * Buses * Construction equipment * Marine applications The engine is known for its reliability, durability, and fuel efficiency. It is also relatively easy to maintain and repair. Here are some of the key features of the ISUZU 4HK1 -6HK1 engine: * **Common rail fuel system:** The common rail fuel system provides precise control over the injection of fuel into the cylinders. This results in improved fuel economy and emissions. * **Turbocharger and intercooler:** The turbocharger and intercooler work together to increase the power and torque output of the engine. The turbocharger compresses the intake air, which increases the amount of air that can be burned in the cylinders. The intercooler cools the compressed air, which increases its density and further improves the engine's performance. * **EGR, DOC, DPF, and SCR:** The EGR, DOC, DPF, and SCR systems work together to reduce the emissions of the engine. The EGR system recirculates a portion of the exhaust gas back into the cylinders. This reduces the combustion temperature, which reduces the formation of nitrogen oxides (NOx). The DOC system oxidizes the hydrocarbons (HC) and carbon monoxide (CO) in the exhaust gas. The DPF system traps the particulate matter (PM) in the exhaust gas. The SCR system reduces the NOx emissions by injecting urea into the exhaust gas. The ISUZU 4HK1 -6HK1 engine is a reliable, durable, and fuel-efficient engine that is suitable for a variety of applications. It is known for its common rail fuel system, turbocharger and intercooler, and EGR, DOC, DPF, and SCR systems.


This Troubleshooting Manual describes the structure and the troubleshooting of electronic control fuel injection system (common rail type) in 4HK1 and 6HK1 industrial engines. Use this manual sufficiently to perform service work properly and quickly.
electrical diagrams
APPLICABLE MODELS :
4HK1-6HK1 Isuzu Diesel Engine

TABLE OF CONTENTS :
Engine Control (Common rail type)
How to use this manual
Precautions on Service Work
Procedure of trouble diagnosis
How to Inspect Injector
How to use flash tool
How to use breaker box
Engine Control System
List of function checks
List of diagnostic trouble code
Special Tool
CNH - EST Diagnostic tool

File Format : PDF
Language : English
Total pages : 580+