John Deere PowerTech 6068 Diesel Engine Above 130kW (174hp) (Interim Tier 4 / Stage IIIB) Level 21 ECU Repair Manual (CTM104719)

Factory Service Repair Manual CTM104719 For John Deere PowerTech 6068 Diesel Engine Above 130kW. Detailed step by step Repair Information. Illustrations, instructions, diagrams.

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Models

John Deere PowerTech 6068 Diesel Engine Above 130kW (174hp) (Interim Tier 4 / Stage IIIB) Level 21 ECU

Contents

Foreword
Record of Changes
6068 PowerTech Engine Above 130 kW (174 hp) Interim Tier 4/Stage III B
Related Manuals
Training Information
Definition of Terms
General Information
Safety
Engine Identification Information
Fuels, Lubricants, and Coolants
Repair and Adjustments
Engine Rebuild
Cylinder Head and Valves Repair and Adjustments
Cylinder Block, Liners, Pistons and Rods
Crankshaft, Main Bearings and Flywheel
Camshaft and Timing Gear Train Repair and Adjustment
Lubrication System Repair and Adjustment
Cooling System Repair and Adjustment
Air Intake and Exhaust System Repair and Adjustment
Air System Repair and Adjustment Single Turbocharger Option
Electronic Fuel System Repair and Adjustment
OEM Starting and Charging Systems Repair and Adjustment
Electrical Engine Control Repair and Adjustment
Connector Repair and Adjustment
Aftertreatment Devices
Theory of Operation
Base Engine Operation
Cooling System
Lubrication System
Electronic Fuel System
Air Intake and Exhaust System
Aftertreatment System
Electronic Control System
Diagnostics
Observable Diagnostics and Tests
Checks, Tests and Procedures
Diagnostic Instructions and Information
Engine Position Diagnostics
Air Intake and Exhaust System Diagnostics
Lubrication and Cooling System Diagnostics
Fuel System Diagnostics
Engine Control Unit (ECU) and Throttle Diagnostics
Air Throttle Actuator, EGR Valve, and VGT Diagnostics
VGT and Fuel Dosing Calculated Values Diagnostics
Fuel Dosing Aftertreatment System Diagnostics
Application Diagnostics
Communication Diagnostics
Tools and other materials
Repair Tools and Other Materials
Diagnostic Service Tools
Specifications
Repair and General OEM Specifications
Diagnostic Specifications