Case Isuzu 4HK1-6HK1 Engine Service Manual
333 pages · Publication 9-44060
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- Models
- Isuzu 4HK1-6HK1
- Manual type
- Service Manual
- Pages
- 333
- Publication
- 9-44060
- Condition
- Brand new

What's inside
From the manual's own table of contents: 6 sections, 82 entries. See sample pages (PDF, 405 KB)
General Information2 topics
- Service Precautions
- Reading the model
ENGINE MECHANICAL (4HK1, 6HK1)27 topics
- ISUZU DIESEL ENGINE (4HK1, 6HK1)
- Precautions on Service Work
- Main Data and Specifications
- Cylinder Head Cover
- Components
- Removal
- Installation
- Torque Specifications
- Inlet Cover
- Turbocharger and Exhaust Manifold
- Inspection
- Timing Gear Train
- Special Tool
- Rocker Arm Shaft ASM
- Disassembly
- Reassembly
- Camshaft ASM
- Fixing torque
- Valve Stem Seal, Valve Spring
- Cylinder Head
- Piston, Connecting Rod
- Flywheel
- Crankshaft Front Oil Seal
- Crankshaft Rear Oil Seal
- Crankshaft
- Cylinder Block
- Lubrication System
Cooling System7 topics
- Function Check
- A List of Defective Phenomena
- Water Pump (4HK1)
- Water Pump (6HK1)
- Inspection and Repair
- Thermostat
- Drive Belt
Fuel System5 topics
- Fuel Filter ASM
- Fuel Filter Element
- Fuel Injector
- Fuel Supply Pump
- Common Rail
Engine Electrical23 topics
- General Procedure
- Charging System
- General Description
- Generator (4HK1)
- Specifications
- Starting System
- On-vehicle Service: Starting System
- Starter (4HK1)
- Preheating System
- Glow Plug Replacement
- Starter (6HK1)
- Sectional view (reference)
- Output Characteristic (reference)
- Disassembly and Inspection of Starter
- Assembly of Starter
- No Load Test
- Generator (6HK1)
- Charging Circuit
- Structure
- Disassembly and Inspection of Generator
- Assembly
- Bench Testing
- Trouble Diagnosis
Exhaust System and Turbocharger12 topics
- EGR System
- Explanations on Functions and Operation
- EGR Valve and EGR Cooler
- Exhaust System
- Troubleshooting
- Turbocharger (6HK1)
- Table of Specifications
- Turbocharger Structured Diagram
- Assembly of Turbocharger
- Turbocharger (4HK1)
- Measurement Tool
- Other Material
Inside this manual
Real pages from this service manual (333 pages). Open the sample pages (PDF, 405 KB)
- Diagram, page 241: Fuel System
- Specifications, page 276: Engine Electrical
- Troubleshooting, page 311: Engine Electrical
This is a service manual
Here's how it compares to the other manual types.
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 333 pages
Quantity one is the manual described above.
Fast free USA shipping
Ships in 1 business day.
60-day returns
Free if the mistake is ours. A manual ordered in error must come back unopened in its shrink-wrap; you pay return shipping and a 20% restocking fee applies. Return policy
Binder not included
Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.
Other editions and similar models
Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).