John Deere powertech 4.5 & 6.8 diesel engine service manual

Product Information

Table of Contents

1. Safety

• General Safety Instructions
• Specific Engine Safety Measures

2. General Information

• Engine Identification
• Engine Features and Specifications
• Fuel, Oil, and Coolant Specifications

3. Repair and Adjustments

• Engine Rebuild
• Cylinder Head and Valves Service
• Engine Block Assemblies

4. Fuel System

• Fuel Injection System Maintenance
• Fuel Supply System Maintenance
• Air Intake System

5. Electrical System

• Starting System
• Charging System
• Sensors and Actuators

6. Powertrain

• Clutch Assembly
• Transmission System
• Drive Systems

7. Cooling System

• Radiator and Fan Maintenance
• Thermostats, Water Pumps, and Belt

8. Air Intake System

• Air Cleaner
• Turbocharger Maintenance

9. Emissions and Control

• EGR System
• DPF Maintenance and Cleaning
• SCR System Overview

10. Lubrication System

• Oil Pan, Pump, and Filter
• Oil Change Procedures
• Troubleshooting Oil System Issues

11. Electronic Control Unit

• Diagnostic Trouble Codes
• ECU Functions and Settings
• Calibration Procedures

12. Tools and Other Materials

• Special Service Tools
• Diagnostic Equipment

13. Troubleshooting

• Troubleshooting for Starting Problems
• Troubleshooting for Performance Issues

14. Maintenance

• Routine Engine Maintenance
• Preventive Maintenance Schedule

15. Appendix

• Torque Specifications
• Service Record Sheets
• Warranty Information

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