8100, 8200, 8300 and 8400 Tractors
DIAGNOSIS AND TESTS SERVICE MANUAL
Covered models: 8100, 8200, 8300, 8400 (SN: 000000-010000, 010001-024000, 024001-)
Table of contents
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FOREWORD
Section 205 - SAFETY INFORMATION
Group 05 - Safety
Section 210 - GENERAL INFORMATION
Group 05 - Operational Checks
Group 10 - General Reference Information
Group 15 - Test Equipment Calibration
Section 211 - SERVICE CODES
Group ACU - ACU Code Diagnostics
Group AMS - AMS Code Diagnostics
Group CCU - CCU Code Diagnostics
Group ECU - ECU Code Diagnostics
Group HCU - HCU Code Diagnostics
Group ICU - ICU Code Diagnostics
Group LHP - LHP Code Diagnostics
Group PCU - PCU Code Diagnostics
Group SCo - SCo Code Diagnostics
Group SCU - SCU Code Diagnostics
Group SSU - SSU Code Diagnostics
Group SUP - SUP Code Diagnostics
Section 212 - OBSERVABLE SYMPTOMS
Group 16 - Ag Management Solutions (AMS)
Group 20 - Engine
Group 40 - Electrical
Group 50 - Powershift Transmission
Group 60 - Steering and Brakes
Group 70 - Hydraulics
Section 220 - ENGINE OPERATION AND TESTS
Group 10 - Engine Diagnosis, Tractors Pin ( 11,000)
Group 15 - Engine Diagnosis, Tractors PIN (11,001 )
Section 230 - FUEL, AIR INTAKE AND ENGINE COOLING SYSTEMS
Group 20 - Theory of Operation
Section 240 - ELECTRICAL OPERATION AND TESTS
Group 04 - Codes and Addresses
Group 05 - System Information
Group 10 - System Diagrams
Group 15 - Sub-System Diagnosis
Group 20 - Calibration and References
Section 246A - AG MANAGEMENT SOLUTIONS (AMS) — GREENSTAR™
Group GSS - GREENSTAR™ System References
Section 246B - AG MANAGEMENT SOLUTIONS (AMS)—JDLINK™
Group 10A - AG MANAGEMENT SOLUTIONS (AMS) JDLINK™
Section 246C - AG MANAGEMENT SOLUTIONS (AMS) — AUTOTRAC
Group 5A - How to Use This Diagnostic Information
Group 10A - Accessing Diagnostic Addresses and Codes
Group 10B - Diagnostic Trouble Codes
Group 15A - AutoTrac Identification
Group 15B - AutoTrac Diagnostics - 8000 Series Field Installed
Group 15C - GREENSTAR™ Parallel Tracking Identification
Group 15D - Parallel Tracking Diagnostics - 8000 Series Field Installed
Group 15E - GREENSTAR™ Display Diagnostics
Group 15F - GREENSTAR™ Mobile Processor Diagnostics
Group 15G - STARFIRE™ Receiver Diagnostics
Group 15H - GREENSTAR™ KeyCard Diagnostics
Group 15I - AutoTrac CAN Bus Identification
Group 15J - AutoTrac CAN Bus Diagnostics - 8000 Series Field Installed
Group 15K - AutoTrac CCD Bus Identification
Group 15L - AutoTrac CCD Bus Diagnostics - 8000 Series Field Installed
Group 15M - AutoTrac Power Identification
Group 15N - AutoTrac Power Diagnostics - 8000 Series Field Installed
Group 15O - AutoTrac Status Identification
Group 15P - AutoTrac Status Diagnostics - 8000 Series Field Installed
Group 15Q - AutoTrac Steering Response Identification
Group 15R - AutoTrac Steering Response Diag. - 8000 Series Field Installed
Group 15S - AutoTrac Steering Control Unit Identification
Group 15T - AutoTrac Steering Control Unit Diag - 8000 Series Field Installed
Group 15U - STARFIRESTARFIRE is a trademark of Deere & Company Receiver w/TCM Diagnostics
Group 15V - STARFIRESTARFIRE is a trademark of Deere & Company Receiver w/TCM & RTK
Diagnostics
Group 20A - Circuit Code Listing
Group 20B - Connector Information
Section 246D - AG MANAGEMENT SOLUTIONS (AMS) —FIELD DOC™
Group 15A - GREENSTAR™ FIELD DOC™ Diagnostics
Group 15B - GREENSTAR™ GPS Receiver Identification
Group 15C - GREENSTAR™ GPS Receiver - L-Band Diagnostics
Section 250 - POWER SHIFT TRANSMISSION
Group 05 - Operational Checks
Group 10 - Transmission Diagnosis
Group 15A - System Tests ( 019999)
Group 15B - System Tests (020000 )
Group 20A - Calibration and Adjustments ( 019999)
Group 20B - Calibration and Adjustments (020000 )
Group 25 - Power Shift Theory of Operation
Section 256 - DRIVE SYSTEMS
Group 25 - Theory of Operation
Section 260 - STEERING AND BRAKES
Group 05 - Operational Checks
Group 10 - Steering and Brake Diagnosis
Group 25 - Theory of Operation
Group 30 - AutoTrac
Section 270 - HYDRAULIC SYSTEM
Group 05 - Operational Checks
Group 10 - Hydraulic System Diagnosis
Group 15 - Hydraulic System Tests
Group 20 - Calibration and Adjustments
Group 25 - Hydraulic System Theory of Operation
Section 290 - OPERATOR STATION OPERATION AND TESTS
Group 05 - Operational Checks
Group 10 - System Diagnosis
Group 25 - Theory of Operation
Section 299 - DEALER FABRICATED TOOLS
Group 05 - Dealer Fabricated Tools
Foreword
This manual is written for an experienced technician. Essential tools required in performing certain service work are identified in this manual and are recommended for use.
Live with safety: Read the safety messages in the introduction of this manual and the cautions presented throughout the text of the manual.

CAUTION:
This is the safety-alert symbol. When you see this symbol on the machine or in this manual, be alert to the potential for personal injury.
Technical manuals are divided in two parts: repair and operation and tests. Repair sections tell how to repair the components Operation and tests sections help you identify the majority of routine failures quickly.
Information is organized in groups for the various components requiring service instruction. At the beginning of each group are summary listings of all applicable essential tools, service equipment and tools, other materials needed to do the job, service parts kits, specifications, wear tolerances, and torque values.
Technical Manuals are concise guides for specific machines. They are on-the-job guides containing only the vital information needed for diagnosis, analysis, testing, and repair.
Fundamental service information is available from other sources covering basic theory of operation, fundamentals of troubleshooting, general maintenance, and basic type of failures and their causes.