John Deere Tracks Tractors 8100T, 8200T, 8300T, 8400T Diagnosis and Tests Service Technical Manual (TM1622)
Complete Diagnosis & Tests Technical Manual with electrical wiring diagrams for John Deere Tracks Tractors 8100T, 8200T, 8300T, 8400T, with all the technical information to maintain, diagnose, service, and rebuild like professional mechanics.
John Deere Tracks Tractors 8100T, 8200T, 8300T and 8400T workshop Diagnostics & Tests technical manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
tm1622 - 8100T, 8200T, 8300T, and 8400T Tractors Technical Manual (Diagnosis & Tests).pdf
tm1622 - 8100T, 8200T, 8300T, and 8400T Tractors Technical Manual (Diagnosis & Tests).epub
Total Pages: 3,304 pages
File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English
MAIN SECTIONS
Foreword
SAFETY INFORMATION
Safety
GENERAL INFORMATION
Operational Checks
General Reference Information
Test Equipment Calibration
SERVICE CODES
ACU
AMS Code Diagnostics
CCU
ECU
HCU
ICU
LHP
PCU
SCo
SCU
SUP
SSU
OBSERVABLE SYMPTOMS
Ag Management Solutions (AMS)
Engine
Electrical
Powershift Transmission
Steering and Brakes
Hydraulics
ENGINE OPERATION AND TESTS
Engine Diagnosis
FUEL, AIR INTAKE AND ENGINE COOLING SYSTEMS
Theory of Operation
ELECTRICAL OPERATION AND TESTS
Diagnostic Codes, Addresses and Calibration Procedures
System Information
System Diagrams
Sub-System Diagnosis
Calibration and References
AG MANAGEMENT SOLUTIONS (AMS) - GREENSTAR™
GREENSTAR™ System References
AG MANAGEMENT SOLUTIONS (AMS)-JDLINK™
AG MANAGEMENT SOLUTIONS (AMS)-JDLINK™
AG MANAGEMENT SOLUTIONS (AMS) - AUTOTRAC
How to Use This Diagnostic Information
Accessing Diagnostic Addresses and Codes
Diagnostic Trouble Codes
AutoTrac Identification
AutoTrac Diagnostics - 8000 Series Field Installed
GREENSTAR™ Parallel Tracking Identification
Parallel Tracking Diagnostics - 8000 Series Field Installed
GREENSTAR™ Display Diagnostics
GREENSTAR™ Mobile Processor Diagnostics
STARFIRE™ Receiver Diagnostics
GREENSTAR™ KeyCard Diagnostics
AutoTrac CAN Bus Identification
AutoTrac CAN Bus Diagnostics - 8000 Series Field Installed
AutoTrac CCD Bus Identification
AutoTrac CCD Bus Diagnostics - 8000 Series Field Installed
AutoTrac Power Identification
AutoTrac Power Diagnostics - 8000 Series Field Installed
AutoTrac Status Identification
AutoTrac Status Diagnostics - 8000 Series Field Installed
AutoTrac Steering Response Identification
AutoTrac Steering Response Diag. - 8000 Series Field Installed
AutoTrac Steering Control Unit Identification
AutoTrac Steering Control Unit Diag - 8000 Series Field Installed
STARFIRESTARFIRE is a trademark of Deere & Company Receiver w/TCM Diagnostics
STARFIRESTARFIRE is a trademark of Deere & Company Receiver w/TCM & RTK Diagnostics
Circuit Code Listing
Connector Information
AG MANAGEMENT SOLUTIONS (AMS) -FIELD DOC™
GREENSTAR™ FIELD DOC™ Diagnostics
GREENSTAR™ GPS Receiver Identification
GREENSTAR™ GPS Receiver - L-Band Diagnostics
POWER SHIFT TRANSMISSION
Operational Checks
Transmission Diagnosis
System Tests
Calibration and Adjustments
Theory of Operation
DRIVE SYSTEMS
Theory of Operation
STEERING AND BRAKES
Operational Checks
Diagnosis
Tests
Calibration and Adjustments
Theory of Operation
AutoTrac
HYDRAULIC SYSTEM
Operational Checks
Hydraulic System Diagnosis
Hydraulic System Tests
Calibration and Adjustments
Theory Of Operation
OPERATORS STATION
Operational Checks
System Diagnosis
Theory of Operation
DEALER FABRICATED TOOLS
tm1622 - 8100T, 8200T, 8300T, and 8400T Tractors
Table of Contents
Foreword
Section 205: SAFETY INFORMATION
Group 05: Safety
Recognize Safety Information
Prevent Machine Runaway
Handle Fluids Safely—Avoid Fires
Prevent Battery Explosions
Prepare for Emergencies
Handle Starting Fluid Safely
Prevent Acid Burns
Service Cooling System Safely
Handle Chemical Products Safely
Avoid High-Pressure Fluids
Park Machine Safely
Stay Clear of Rotating Drivelines
Support Machine Properly
Wear Protective Clothing
Service Machines Safely
Work In Ventilated Area
Work in Clean Area
Remove Paint Before Welding or Heating
Avoid Heating Near Pressurized Fluid Lines
Illuminate Work Area Safely
Replace Safety Signs
Use Proper Lifting Equipment
Keep ROPS Installed Properly
Service Tires Safely
Avoid Harmful Asbestos Dust
Protect Against High Pressure Spray
Practice Safe Maintenance
Use Proper Tools
Dispose of Waste Properly
Live With Safety
Section 210: GENERAL INFORMATION
Group 05: Operational Checks
Before You Start
Lighting Circuit Operation (North American)
Lighting Circuit Operation (European)
Electrical System
Steering System Operational Checks
Steering System Checks—Steps 21-25
A/C System Checks
Group 10: General Reference Information
JT03412—Supplemental Pressure Test Kit
JT03419—ORFS Fitting Kit
JT05406—Master Hydraulic Flow Test Fitting Kit
JT05452—Power Shift Transmission Test Kit
JT07115—Master Hydraulic Test Kit
JT05470—Agricultural Universal Pressure Test Kit
Additional Test Fittings Required
List of Diagnostic Adapters—ORFS
Unified Inch Bolt and Screw Torque Values
Metric Bolt and Cap Screw Torque Values
JIC Hydraulic Symbols
Glossary of Terms
Group 15: Test Equipment Calibration
Calibration Check of OTC Flowmeter
Method No. 1: Flowmeter (Main Pump Quick Check from SCV)
Method No. 2: Volume Check from Flowmeter
Pressure Gauge Calibration Checker
Section 211: SERVICE CODES
Group ACU: ACU
ACU 002 - SCV Lever Calibration Fault
ACU 003 - Throttle or Hitch Controls Calibration Fault
ACU 027 - Calibration Incomplete
ACU 028 - ACU Not Calibrated
ACU 030 - Engine Throttle Control Fault
ACU 040 - Transmission Shift Lever Fault
ACU 041 - ACU Powered Up in Gear
ACU 042 - Transmission Lever Park Position Switch Conflict
ACU 049 - Hitch Raise/Lower Rocker Switch On at Start-up
ACU 053 - Hitch Load/Depth Control Circuit Fault
ACU 054 - Hitch Control Lever Circuit Fault
ACU 056 - Hitch Raise Limit Control Circuit Fault
ACU 057 - Hitch Rate-of-Drop Control Circuit Fault
ACU 110 - SCV 1 Control Voltage Fault
ACU 111 - SCV 1 Control Switch Fault
ACU 120 - SCV 2 Control Voltage Fault
ACU 121 - SCV 2 Control Switch Fault
ACU 130 - SCV 3 Control Voltage Fault
ACU 131 - SCV 3 Control Switch Fault
ACU 140 - SCV 4Control Voltage Fault
ACU 141 - SCV 4 Control Switch Fault
ACU 150 - SCV 5 Control Voltage Fault
ACU 151 - SCV 5 Control Switch Fault
Group AMS: AMS Code Diagnostics
20 - CAN Bus Problem
21 - CAN Bus Problem
22 - Language Selection Problem
30 - CAN Bus Problem
31 - CAN Bus Problem
33 - Internal Error
40 - Parallel Tracking Problem
41 - Parallel Tracking Problem
44 - Parallel Tracking Problem
45 - Parallel Tracking Problem
46 - Parallel Tracking Problem
47 - Device Address Change
48 - CAN Bus Problem
49 - CAN Bus Problem
50 - Automatic Steering Problem
52 - CAN Bus Problem
53 - CCD Bus Problem
54 - CAN Bus Problem
55 - AutoTrac Problem
60 - Flash Erase Failed
61 - Contour Write Error
100 - KeyCard Problem
110 - Check Wiring (CAN Bus)
111 - Check Wiring (CCD)
126 - AutoTrac disabled
128 - Software not compatible
150 - PC Data Card Problem
151 - PC Data Card Problem
152 - PC Data Card Problem
155 - KeyCard Problem
156 - KeyCard Problem
157 - Invalid Key
158 - KeyCard Problem
200 - CAN Bus Problem
201 - CAN Bus Problem
210 - CAN Bus Problem
211 - CAN Bus Problem
213 - Internal Error
220 - Parallel Tracking Problem
221 - Parallel Tracking Problem
224 - Parallel Tracking Problem
225 - Parallel Tracking Problem
226 - Parallel Tracking Problem
227 - Automatic Steering Problem
230 - Display Address Change
231 - CAN Bus Problem
232 - CAN Bus Problem
233 - Language Selection Problem
234 - CAN Bus Problem
235 - CAN Bus Problem
236 - AutoTrac Problem
280 - Mobile Processor Problem
281 - Mobile Processor Problem
282 - Mobile Processor Problem
301 - StarFire Receiver Problem
302 - STARFIRE STARFIRE is a trademark of Deere & Company Receiver Problem
303 - STARFIRE STARFIRE is a trademark of Deere & Company Receiver Problem
304 - STARFIRE STARFIRE is a trademark of Deere & Company Receiver Problem
305 - STARFIRE STARFIRE is a trademark of Deere & Company Receiver Problem
306 - STARFIRE STARFIRE is a trademark of Deere & Company Receiver Problem
308 - RTK Problem
000168.18 - RTK Base Station Voltage Low
000232.02 - Corrected GPS Position Not Available
000841.31 - Signal Interference From Satellite
000956.16 - Roll Sensor Out Of Range
002028.12 - No STARFIRE STARFIRE is a trademark of Deere & Company Communication
002146.13 - Terrain Compensation Module Not Calibrated
002146.14 - Temperature Sensor Out Of Range
002854.31 - RTK Rover Radio Link Lost
522338.13 - Receiver Not Receiving On Alternate Frequency
522339.31 - GPS Corrections License Expired
522552.11 - StarFire Network Fault
523274.02 - GPS Position Not Available
523309.07 - Yaw Sensor Not Responding
523309.16 - Yaw Sensor Out Of Range
523310.02 - Memory Error
523319.18 - Low Switched Voltage
523342.31 - No STARFIRE STARFIRE is a trademark of Deere & Company Fore/Aft Setting
523441.31 - No STARFIRE STARFIRE is a trademark of Deere & Company Height Setting
523442.31 - No StarFire Fore/Aft Set
523572.31 - Unsafe Shutdown - Parameters Not Stored
523773.03 - STARFIRE STARFIRE is a trademark of Deere & Company CAN Voltage Out Of Range
523773.04 - STARFIRE STARFIRE is a trademark of Deere & Company CAN Voltage Out Of Range
523774.03 - STARFIRE STARFIRE is a trademark of Deere & Company CAN Voltage Out Of Range
523774.04 - STARFIRE STARFIRE is a trademark of Deere & Company CAN Voltage Out Of Range
523792.01 - No Unswitched Voltage
523792.18 - Low Unswitched Voltage
524209.16 - RTK Rover Too Far From Base Station
524210.16 - RTK Base Station Not Using Visible Satellites
524257.14 - RTK Base Station Position Survey In Progress
524257.16 - RTK Base Station Relocation
Group CCU: CCU
CCU 001 - Fuel Level Circuit Fault
CCU 005 - Engine Oil Pressure Gauge Sensor Circuit
CCU 006 - Diagnostic Messages From ECU Missing
CCU 007 - Incorrect ECU For Tractor
CCU 010 - Engine Coolant Temperature High
CCU 011 - Engine Coolant Temperature Very High
CCU 012 - Engine Coolant Temperature Circuit Open
CCU 013 - Engine Coolant Temperature Circuit Short
CCU 015 - Hydraulic Oil Temperature High
CCU 016 - Hydraulic Oil Temperature Very High
CCU 017 - Hydraulic Oil Temperature Circuit Open
CCU 018 - Hydraulic Oil Temperature Circuit Short
CCU 019 - Hydraulic Oil Temperature Low
CCU 020 - Engine Oil Pressure Low by Sensor
CCU 021 - Engine Oil Pressure Low by Switch
CCU 022 - Engine Oil Pressure Switch Circuit Open
CCU 023 - Engine Speed Signal Missing
CCU 024 - COR Level Switch Circuit Open
CCU 027 - Park Brake Pressure Switch Circuit Open
CCU 030 - Engine Air Filter Restricted
CCU 045 - System Voltage Too Low (Above 512 rpm)
CCU 046 - CCU Supply Voltage Low w/Engine Running >1500 rpm
CCU 047 - CCU Supply Voltage High w/Engine Running
CCU 048 - CCU Supply Voltage Low w/Engine Running <512 rpm
CCU 049 - CCU Supply Voltage Very High w/Engine Running
CCU 050 - Hydraulic Oil Filter Restricted
CCU 055 - CCD Messages From SSU Missing
CCU 061 - COR Low When Engine Started
CCU 062 - COR Low For Normal Operation
CCU 063 - COR Low Too Long
CCU 067 - CCU Sensor Power Circuit Fault
CCU 068 - PTO Overspeed
CCU 069 - 4R/5R PTO Inhibit
CCU 070 - Operator Not Seated w/Rear PTO On
CCU 071 - PTO Switch On at Power Up
CCU 072 - Rear PTO Switch Circuit Conflict
CCU 073 - Rear PTO Solenoid Circuit Fault
CCU 075 - Rear PTO Speed Slow
CCU 076 - Rear PTO Calibration Fault
CCU 088 - Intake Manifold Air Temperature High
CCU 089 - Intake Manifold Air Temperature Very High
CCU 090 - Intake Manifold Air Temperature Sensor Circuit Open
CCU 091 - Intake Manifold Air Temperature Sensor Circuit Short
CCU 092 - Intake Manifold Air Temperature Very High >5 Minutes
CCU 095 - Throttle Command Signal From ACU Missing
CCU 096 - Foot Throttle Voltage Signal Low
CCU 097 - Foot Throttle Voltage Signal High
CCU 098 - Engine Oil Pressure Switch Fault
CCU 100 - Park Brake Pressure Switch Fault
Group ECU: ECU
ECU 019 - Engine Coolant Temperature Input Voltage Low or Invalid
ECU 021 - Sensor Supply Voltage High
ECU 022 - Sensor Supply Voltage Low
ECU 026 - Manifold Air Temperature Input Voltage Low or Invalid
ECU 027 - CAN Throttle Invalid
ECU 028 - ECU Error
ECU 031 - Rack Position Error with Engine Off
ECU 032 - Actuator Solenoid Circuit
ECU 034 - Rack Position Error
ECU 035 - Rack Position Voltage High
ECU 036 - Rack Position Voltage Low
ECU 037 - Fuel Temperature Input Voltage High
ECU 038 - Fuel Temperature Input Voltage Low
ECU 039 - Pump Speed Input Noise
ECU 041 - Start Signal Missing
ECU 042 - Engine Overspeed Extreme or Moderate
ECU 043 - Throttle Input Error
ECU 044 - Engine Speed Input Noise
ECU 045 - Engine Speed/Pump Speed Out of Sync
ECU 046 - Start Signal Always Active
ECU 048 - Fuel Shut-off Circuit Fault
ECU 049 - Auxiliary Engine Shutdown Switch Signal Invalid
ECU 052 - Auxiliary Engine Shutdown Switch Active
ECU 053 - Rack Instability
ECU 054 - Intermittent Loss of ECU Power Supply
ECU 055 - CAN Error
ECU 061 - Engine Coolant Level Low
ECU 062 - Engine Coolant Temperature Moderately High
ECU 063 - Engine Coolant Temperature Extremely High
ECU 066 - Manifold Air Temperature Moderately High
ECU 067 - Engine Shutdown
ECU 068 - Fuel Derate
ECU 071 - Diagnostic Codes Output Signal Stuck High
ECU 072 - Diagnostic Codes Output Signal Stuck Low
ECU 073 - Fuel Flow/Throttle Output Signal Stuck High
ECU 074 - Fuel Flow/ Throttle Output Signal Stuck Low
ECU 075 - Rack Actuator Circuit Open
ECU 076 - Rack Actuator Circuit Grounded
ECU 077 - Rack Actuator Circuit Shorted to Power
ECU 081 - Fuel Temperature Moderately High
ECU 083 - Auxiliary Engine Shutdown Switch Active
ECU 085 - Engine Speed Circuit Open
ECU 086 - Engine Speed Input Voltage Low
ECU 087 - Engine Speed Input Voltage High
Group HCU: HCU
HCU 022 - HCU Supply Voltage Fault
HCU 027 - Calibration Incomplete
HCU 028 - HCU Not Calibrated
HCU 029 - Calibration Recall
HCU 041 - Pressure Valve Solenoid Circuit Fault
HCU 042 - Return Valve Solenoid Circuit Fault
HCU 043 - Pressure Valve Calibration Fault
HCU 044 - Return Valve Calibration Fault
HCU 045 - Sensor Power Fault
HCU 049 - Raise/Lower Rocker Switch Circuit Fault
HCU 050 - Control Unit Fault
HCU 052 - Hitch Draft Sensor Circuit Fault
HCU 053 - Hitch Load/Depth Control Circuit Fault
HCU 054 - Hitch Control Lever Circuit Fault
HCU 055 - Hitch Position Sensor Circuit Fault
HCU 056 - Hitch Raise Limit Control Circuit Fault
HCU 057 - Hitch Rate-of-Drop Control Circuit Fault
HCU 058 - External Raise/Lower Switch Circuit Fault
HCU 060 - HCU CCD Bus Fault
HCU 090 - Hitch Raise Disabled Due to Low Oil Level
Group ICU: ICU
ICU 095 - ICU CCD Bus Fault
ICU 098 - Transmission Come Home Mode
ICU 099 - ICU Memory Fault
Group LHP: LHP
LHP 022 - LHP Supply Voltage Fault
LHP 027 - Calibration Incomplete
LHP 028 - LHP Not Calibrated
LHP 029 - Calibration Recall
LHP 045 - Sensor Power Fault
LHP 050 - Control Unit Fault
LHP 054 - Position Control Circuit Fault
LHP 055 - Pivot Angle Sensor Circuit Fault
LHP 056 - Response Rate Control Circuit Fault
LHP 057 - Row Sensor Circuit Fault
LHP 058 - Row Sensor Raise Circuit Fault
LHP 059 - Row Sensor Lower Circuit Fault
LHP 060 - LHP CCD Bus Fault
LHP 099 - LHP Option Input Changed
LHP 141 - Extend Valve Solenoid Circuit Fault
LHP 142 - Retract Valve Solenoid Circuit Fault
LHP 143 - Extend Valve Calibration Fault
LHP 144 - Retract Valve Calibration Fault
Group PCU: PCU
PCU 005 - Fuel Flow Message From ECU Missing
PCU 006 - Engine Speed Too High For Down Shift
PCU 007 - Factory Auto Purge Incomplete
PCU 008 - No-Load Fuel Flow Not Calibrated
PCU 011 - Engine Speed Too Low For Wheel Speed
PCU 012 - Shift Above 14F Attempted w/Oil Temperature Low
PCU 013 - Park Brake Pressure Present in Park w/Engine Running
PCU 014 - Clutch Switch Open or Clutch Depressed When Trying to Shift to 14F or 4R
PCU 015 - Clutch Engaged Switch Circuit Open
PCU 016 - Clutch Engaged Switch Open >5 Minutes
PCU 017 - Operator Not Seated w/Transmission in Neutral
PCU 018 - Excessive Heat in C-Clutch (CC) or D-Clutch (DC) Transmission
PCU 019 - Park Brake Pressure Sensor Circuit Open
PCU 020 - Seat Switch Circuit Fault
PCU 022 - Excessive Engine Load in 4R or 5R
PCU 024 - Park Brake Previously Failed/May Not Hold
PCU 025 - Tractor Motion w/Park Brake Engaged
PCU 026 - Tractor Motion While Shifting to Park
PCU 027 - Transmission Not Calibrated
PCU 028 - A Brake (AB) or B Clutch (BC) Slipping Too Long
PCU 029 - Park Brake Pressure Low/Will Not Release
PCU 030 - Clutch Engaged and Disengaged Circuits Conflicts
PCU 031 - Clutch Slipping Too Long
PCU 032 - Clutch 1 (C1) Valve Circuit Fault
PCU 033 - Clutch 2 (C2) Valve Circuit Fault
PCU 034 - Clutch 3 (C3) Valve Circuit Fault
PCU 035 - Clutch 4 (C4) Valve Circuit Fault
PCU 036 - A-Brake (AB) Valve Circuit Fault
PCU 037 - B-Clutch (BC) Valve Circuit Fault
PCU 038 - Control Unit Fault
PCU 039 - Reverse Enable Circuit Fault
PCU 040 - Forward Enable Circuit Fault
PCU 041 - Forward and Reverse Enable Circuits Conflict
PCU 042 - Gear Command and Enabled Circuit Conflict
PCU 043 - Gear Command and Enabled Circuit Conflict
PCU 044 - Gear Command and Not-Neutral Signal Conflict
PCU 045 - Gear Command and Not-Neutral Signal Conflict
PCU 046 - Neutral or Park Commanded/Forward or Reverse Enabled
PCU 048 - PCU Supply Voltage Low w/Engine Running
PCU 049 - Auto-Purge Complete
PCU 050 - Gear Commanded w/Engine Off
PCU 051 - No Tractor Motion w/Engine Running
PCU 053 - C-Clutch (CC) Valve Circuit Fault
PCU 054 - D-Clutch (DC) Valve Circuit Fault
PCU 055 - Reverse Clutch (CR) Valve Circuit Fault
PCU 056 - Park Valve Circuit Fault/Park Engaged
PCU 058 - Tractor Motion During Calibration
PCU 062 - Operator Not Seated When Shifted into Gear
PCU 063 - Control Unit Fault
PCU 065 - Control Unit Fault
PCU 066 - Shift Lever in Gear at Start Up
PCU 067 - Start in Gear Circuit Fault
PCU 069 - Calibration Fault
PCU 070 - Gear Command From ACU Missing
PCU 072 - Control Unit Fault
PCU 073 - Control Unit Fault
PCU 074 - Control Unit Fault
PCU 075 - Control Unit Fault
Group SCo: SCo
SCo 022 - SCo Supply Voltage Fault
SCo 027 - Calibration Incomplete
SCo 028 - SCo Not Calibrated
SCo 060 - SCo CCD Bus Fault
SCo 090 - SCV Function Disabled Due to Low Oil Level
SCo 098 - Option Pin Configuration Invalid at Start-Up
SCo 099 - SCo Option Connection Change
SCo 100 - Operator Not Seated w/SCV in Detented Flow
SCo 140 - SCV 4 Control Lever Circuit Fault
SCo 141 - SCV 4 Extend Valve Fault
SCo 142 - SCV 4 Retract Valve Fault
SCo 143 - SCV 4 Extend Valve Calibration Fault
SCo 144 - SCV 4 Retract Valve Calibration Fault
SCo 150 - SCV 5Control Lever Circuit Fault
SCo 151 - SCV 5 Extend Valve Fault
SCo 152 - SCV 5 Retract Valve Fault
SCo 153 - SCV 5 Extend Valve Calibration Fault
SCo 154 - SCV 5 Retract Valve Calibration Fault
Group SCU: SCU
SCU 022 - SCU Supply Voltage Fault
SCU 027 - Calibration Incomplete
SCU 028 - SCU Not Calibrated
SCU 048 - Remote Sensor 1 Voltage Fault
SCU 060 - SCU CCD Bus Fault
SCU 090 - SCV Function Disabled Due to Low Oil Level
SCU 098 - Option Pin Configuration Invalid at Start-Up
SCU 099 - SCU Option Connection Change
SCU 100 - Operator Not Seated w/SCV in Detented Flow
SCU 110 - SCV 1 Control Lever Circuit Fault
SCU 111 - SCV 1 Extend Valve Fault
SCU 112 - SCV 1 Retract Valve Fault
SCU 113 - SCV 1 Extend Valve Calibration Fault
SCU 114 - SCV 1 Retract Valve Calibration Fault
SCU 120 - SCV 2 Control Lever Circuit Fault
SCU 121 - SCV 2 Extend Valve Fault
SCU 122 - SCV 2 Retract Valve Fault
SCU 123 - SCV 2 Extend Valve Calibration Fault
SCU 124 - SCV 2 Retract Valve Calibration Fault
SCU 130 - SCV 3 Control Lever Circuit Fault
SCU 131 - SCV 3 Extend Valve Fault
SCU 132 - SCV 3 Retract Valve Fault
SCU 133 - SCV 3 Extend Valve Calibration Fault
SCU 134 - SCV 3 Retract Valve Calibration Fault
Group SUP: SUP
SUP 010 - Communication w/SCU Interrupted
SUP 011 - Communication w/SCo Interrupted
SUP 020 - Internal SUP Memory Fault
Group SSU: SSU
SSU 001 - Control Unit Fault
SSU 002 - Control Unit Fault
SSU 003 - Control Unit Fault
SSU 026 - Calibration Procedure 1 Incomplete
SSU 027 - Calibration Procedure 2 Incomplete
SSU 028 - SSU Not Calibrated
SSU 029 - SSU EOL Data Fault
SSU 030 - SSU Supply Voltage Fault
SSU 031 - Sensor Supply Voltage Fault
SSU 040 - Lower Steering Wheel Position Sensor Circuit Fault
SSU 044 - Lower Steering Wheel Position Sensor Conflict
SSU 050 - Middle Steering Wheel Position Sensor Circuit Fault
SSU 054 - Middle Steering Wheel Position Sensor Conflict
SSU 060 - Upper Steering Wheel Position Sensor Circuit Fault
SSU 064 - Upper Steering Wheel Position Sensor Conflict
SSU 070 - Multiple Steering Wheel Position Sensors Fault
SSU 075 - Multiple Steering Wheel Position Sensor Conflict
SSU 076 - Steering Wheel Position Sensors Not Centered
SSU 078 - Previous Steering Wheel Position Sensor Fault
SSU 080 - Left Track Pressure Circuit Open
SSU 081 - Left Track Pressure Low
SSU 082 - Left Track Pressure High
SSU 083 - Left Track Pressure Circuit Short
SSU 090 - Right Track Pressure Circuit Open
SSU 091 - Right Track Pressure Low
SSU 092 - Right Track Pressure High
SSU 093 - Right Track Pressure Circuit Short
SSU 100 - Operator Not Seated While AutoTrac Active
SSU 110 - Steering Solenoid 1 Circuit Fault
SSU 120 - Steering Solenoid 2 Circuit Fault
SSU 130 - Solenoid 1 And 2 Both Failed
SSU 131 - Previous Steering Solenoid Malfunction
SSU 140 - Steering Charge Filter Restricted
SSU 150 - Steering Motor Sensor Circuit Open
SSU 151 - Steering Motor Sensor Circuit Short
SSU 152 - Steering Motor Overspeed
SSU 154 - Steering Motor Direction Fault
SSU 155 - Previous Sensor Fault / Reduced Steering Performance
SSU 164 - Wheel Speed Sensor Fault
SSU 174 - Clutch Switch Conflict
SSU 207 - SSU CCD Bus Fault
SSU 208 - GREENSTAR GREENSTAR is a trademark of Deere & Company Display Message Fault w/AutoTrac Active or Enabled
SSU 209 - TCM Status Message Missing
SSU 213 - Yaw Rate Message Missing
SSU 234 - Steering Motor Rotation In Park
Section 212: OBSERVABLE SYMPTOMS
Group 16: Ag Management Solutions (AMS)
GREENSTAR GREENSTAR is a trademark of Deere & Company System Problem
Loss of Power at Implement Breakaway Connector
JDLINK JDLINK is a trademark of Deere & Company System Problem
AutoTrac System Problem
GREENSTAR™FIELD DOC FIELD DOC is a trademark of Deere & Company Diagnostics
Group 20: Engine
Engine Cranks/Won't Start
Coolant In Oil or Oil In Coolant
Engine Does Not Develop Full Power
Engine Emits Excessive Black or Gray Exhaust Smoke
Engine Emits Excessive White Exhaust Smoke
Engine Oil Pressure Low
Engine Oil Pressure High
Excessive Oil Consumption
Coolant Temperature Above Normal
Coolant Temperature Below Normal
Engine Misfires/Runs Irregularly
Engine Will Not Crank
Engine Idles Poorly
Abnormal Engine Noise
Group 40: Electrical
Radar Diagnostics
Touchset Depth Control Does Not Function
Group 50: Powershift Transmission
Transmission Calibration Fails And "F" Error Message is Displayed After Repair and Following Reassembly
Group 60: Steering and Brakes
AutoTrac System - Accuracy Unacceptable
Group 70: Hydraulics
Hose Ejects From SCV Coupler
Implement Leaks Down When Attached To SCVs
Optional SCV Software Troubleshooting
Pressure Does Not Build in Top SCV or Power Beyond
Pump Pressure Slowly Returns to Stand-by after SCV Returned to Neutral
Section 220: ENGINE OPERATION AND TESTS
Group 15: Engine Diagnosis
Engine Control Unit (ECU) System Components
Engine Control Unit (ECU) Harnesses
Enter/Exit ECU Diagnostic Mode
ECU Test Procedure No. 1
ECU Diagnostic Code Numbers
ECU Test Procedure No. 2
ECU Test Procedure No. 3
ECU Test Procedure No. 4
ECU Test Procedure No. 5
ECU Test Procedure No. 6
ECU Test Procedure No. 7
ECU Test Procedure No. 8
ECU Test Procedure No. 9
ECU Test Procedure No. 10
ECU Test Procedure No. 11
ECU Test Procedure No. 12
ECU Test Procedure No. 13
ECU Test Procedure No. 14
ECU Test Procedure No. 15
ECU Test Procedure No. 16
ECU Test Procedure No. 17
ECU Test Procedure No. 18
ECU Test Procedure No. 19
ECU Test Procedure No. 20
ECU Test Procedure No. 21
ECU Test Procedure No. 22
ECU Test Procedure No. 24
ECU Test Procedure No. 25
ECU Test Procedure No. 26
ECU Test Procedure No. 41
ECU Test Procedure No. 49
System Diagnosis—Viscous Fan Drive
Section 230: FUEL, AIR INTAKE AND ENGINE COOLING SYSTEMS
Group 20: Theory of Operation
Fuel System
Air Intake System
Engine Cooling System
Section 240: ELECTRICAL OPERATION AND TESTS
Group 04: Diagnostic Codes, Addresses and Calibration Procedures
Control Unit Functions
Diagnostic Code Record Sheet
Diagnostic Codes
ACU Diagnostic Code Numbers
CCU Diagnostic Code Numbers
CCU Diagnostic Code Numbers—Continued
PCU Diagnostic Code Numbers
PCU Diagnostic Code Numbers—Continued
PCU Diagnostic Code Numbers—Continued
PCU Diagnostic Code Numbers—Continued
ECU Diagnostic Code Numbers
ECU Diagnostic Code Numbers—Continued
HCU Diagnostic Code Numbers
Performance Monitor (PrF) Diagnostic Code Numbers
ICU Diagnostic Code Numbers
LHP Diagnostic Code Numbers
SCo Diagnostic Code Numbers
SCo Diagnostic Code Numbers—Continued
SCU Diagnostic Code Numbers
SCU Diagnostic Code Numbers—Continued
SSU Diagnostic Code Numbers
SSU Diagnostic Code Numbers—Continued
SSU Diagnostic Code Numbers—Continued
SUP Diagnostic Code Numbers
ACU Addresses
CCU Addresses
CCU Addresses—Continued
CCU Addresses—Continued
CCU Addresses—Continued
CCU Addresses—Continued
PCU Addresses
PCU Addresses—Continued
PCU Addresses—Continued
ECU Addresses
PrF Addresses
HCU Addresses
HCU Addresses—Continued
ICU Addresses
ICU Addresses—Continued
LHP Addresses
LHP Addresses—Continued
LHP Addresses—Continued
SCo Addresses
SCo Addresses—Continued
SCU Addresses
SCU Addresses—Continued
SCU Addresses—Continued
SSU Addresses
SUP Addresses
SUP Addresses—Continued
Group 05: System Information
Service Equipment and Tools
Other Material
Specifications
Specifications—Continued
Specifications—Continued
Specifications—Continued
Specifications—Continued
Specifications—Continued
Using Electrical Section
Wiring Diagram and Schematic Information
Electrical Schematic Symbols
Reading a System Functional Schematic
Reading a Wiring Diagram
Reading a Diagnostic Schematic
Circuit Types
Electrical Circuit
Electronic Circuit
Electrical Circuit Malfunctions
High Resistance or Open Circuit
Grounded Circuit
Shorted Circuit
Understanding Electrical vs Electronic Circuit Voltage Test Readings
Understanding Electrical vs Electronic Circuit Voltage Test Readings—Continued
Intermittent Electronic Problems
Visually Inspect Electrical System
Seven Step Electrical Test Procedure
Group 10: System Diagrams
Component Identification Table
Component Identification Legend
Legend
Legend
Legend
Legend
Legend
Legend
Legend
Legend for System Functional Schematic
Power, Starting, Charging, Wiper and Seat Circuits (SE1 and SE2)
Heating, Ventilating, A/C, Radio and Multi-Function Switch Circuits (SE3 and SE4)
Lighting (NA) and Accessory Power Circuits (SE5A and SE6)
Lighting (EUR) and Accessory Power Circuits (SE5B and SE6)
Hitch, SCV I, II and III Circuits (SE7)
CCU and PCU Circuits (SE8)
ICU, SUP, ECU and Diagnostic Connector Circuits (SE9, SE10 and SE11)
Corner Post Display, SCo and LHP Circuits (SE12 and SE13)
ACU Circuits (SE14)
Steering Control Unit (SSU) Circuits (SE15)
Ground Point Locations
Cab-to-Chassis Ground
Chassis Ground
Horn Ground
Alternator Ground
Radio Ground
Radio Antenna Ground
Backup Alarm Ground
Wire Number and Color Codes
Cab Harness Diagram (North American) (W6)
Cab Harness Diagram (European) (W7)
Cab Connecting Harnesses (W9 Through W24 and W27)
A2—Radio
A3—Steering Column Module
A4—Turn Signal Flasher
A7—Instrument Control Unit (ICU)
A8—SCV Set-Up Panel (SUP)
B2—A/C Deicing Switch
B3—A/C High Pressure Switch
B4—A/C Low Pressure Switch
B5, B6, B7 & B8—Radio Speakers
E1—Cigarette Lighter
E2—Dome Lamp
E3—License Plate Lamp
E5/E6—Left/Right Fender Tail and Turn/Warning Lamps
E13—Rear Fender Flood Lamps
E16—Upper Midbody Flood Lamps
E22—Right Console Lamp
Fuses F1—F20
Fuses F24—F42
Fuses F43—F48
H10—Warning Horn
Relays K1—K6
Relays K7—K11
Relays K12—K20
Relays K21—K27
Relays K28—K30
M7—Circulation Blower Motor
P1—Clock
R2—Blower Motor Resistor
R4—Field Cruise Control
S1—Key Switch
S2—Start Aid Switch
S8—Front Wiper Switch
S9—Rear Wiper Switch
S10—Blower Motor Switch
S11—A/C On-Off Switch
S12—Dome Lamp Switch
S13—Door Switch
S17 and S18—Light Switches
S20—Warning Light Switch
S21 and S22—External Raise/Lower Switch
V1—Diode Block Number 1
V2—Diode Block Number 2
W2—Chassis Ground
X11—Cab Harness-to-Chassis Harness Connector
X11—Cab Harness-to-Chassis Harness Connector—Continued
X12—Seven-Way Accessory Outlet
X13 and X14—Fender Turn/Tail/Brake Lamp Harness-to-Cab Harness Connector
X15—Convenience Outlet Junction Block (Left Side)-To-Cab Harness
X16—Convenience Outlet Junction Block (Right Side)-to-Cab Harness
X20—Seat Harness-to-Cab Harness Connector
X21—Armrest Control Unit Harness-to-Cab Harness Connector
X22—Brake Switches Connector
X23—Load Center Junction Block Connector Post
X24—Diagnostic Connector
X25—Radar Sensor Output Signal Connector
X26—Roof Harness-to-Cab Harness Connector (2-Way)
X27—Roof Harness-to-Cab Harness Connector (8-Way)
X28—Beacon Light Harness-to-Cab Harness Connector
X29—Corner Post Display-to-Cab Harness Connector
X57/X58—Front Clearance/Warning Lamps Connector
Chassis Harness (W/Connecting Harnesses) (W8, W25, W26 and W28 Through W39)
A5X1—HCU/SCU Connector (30-Way)
A5X2—HCU/SCU Connector (18-Way)
A6X1—CCU/PCU Connector (30-Way)
A6X2—CCU/PCU Connector (18-Way)
A6X3—CCU/PCU Connector (30-Way)
A9—Engine Control Unit (ECU) Connector
A17—Steering System Control Unit (SSU) Connector
B9—Horn
B12—Hitch Draft Sensor
B14—Hitch Position Feedback Sensor
B16—Hydraulic Oil Reservoir Level Sensor
B17—Engine Air Filter Restriction Sensor
B18—Hydraulic Oil Filter Restriction Sensor
B20—Engine Oil Pressure Switch
B22—Radar Sensor
B26—Engine Intake Manifold Air Temperature Sensor
B27—Hydraulic Oil Temperature Sensor
B28—Engine Coolant Temperature Sensor
B29—Engine Oil Pressure Sensor
B30—Fuel Level Sensor
B33—Engine Speed Sensor (Auxiliary)
B34—Fuel Temperature Sensor
B40—Left Track Tension Pressure Sensor
B41—Right Track Tension Pressure Sensor
B42—Steering Motor Speed/Direction Sensor
E15—Lower Midbody Flood Lamps
G2—Alternator
K32—Starter Relay
M1—Starter Motor
M3—Front Washer Pump Motor
M5—Rear Washer Pump Motor
M8—Pressurizer Blower Motor
R1—Fuel Heater
V7—A/C Compressor Clutch Diode
W1—Single Point Ground
W2—Chassis Ground
X11—Cab Harness-to-Chassis Harness
X36—Touch-Set Depth Control Harness-to-Chassis Harness
X38—Hitch and SCV I Solenoids Harness-to-Chassis Harness
X39—SCV II and III Solenoids Harness-to-Chassis Harness
X40—SCV IV and V, and, Row-Trak Row-Trak is a trademark of Deere & Company. Control Unit Harness-to-Chassis Harness
X44—Chassis Harness-to-Chassis Harness Connectors for Transmission Operation
X45—Engine Control Unit (ECU) Diagnostic Connector
X46—Engine Control Unit (ECU) Can Diagnostic Connector
X47—Pump Drive Housing Harness-to-Chassis Harness
X48—PST Valve Harness-to-Chassis Harness
X49—Steering Wheel Position Sensor Harness-to-Chassis Harness
X50—Fusible Link Junction Block Connector Posts
X51—Radar Adaptor Harness-to-Chassis Harness Connector
X52—Starting Circuit Connector (Shipping Only)
X53—Fuel Injection Pump Sensors and Solenoids-To-Chassis Harness
X54—Low Beam Head LampsNorth American tractors. High/Low Beam Head LampsEuropean tractors. Connector
Y1—Start Aid Solenoid
Y4—A/C Compressor Clutch Solenoid
Y25—Rear PTO Solenoid
Y27—Injection Pump Actuator Solenoid
Y28—Fuel Shut-Off Solenoid
GREENSTAR™ Cab Harness (Field Installed) - Implement Ready Harness (Field Installed)
Group 15: Sub-System Diagnosis
Power Supply Circuit Diagnostic Schematic
Power Circuit Operational Information
Power Circuit Theory of Operation
Starting Circuit Diagnostic Schematic
Starting Circuit Operational Information
Starting Circuit Theory of Operation
Voltage Checks
Charging Circuit Diagnostic Schematic
Charging System Operational Information
Charging Circuit Theory of Operation
Charging System Voltage Checks
Wiper Circuit Diagnostic Schematic
Wiper Circuit Operational Information
Wiper Circuit Theory of Operation
Seat Circuit Diagnostic Schematic
Seat Circuit Operational Information
Seat Circuit Theory of Operation
Voltage Checks
Air Conditioning System Circuit
Horn Circuit Diagnostic Schematic
Horn Circuit Operational Information
Dome Lamp Circuit Diagnostic Schematic
Dome Lamp Circuit Theory of Operation
Radio and Clock Circuits Diagnostic Schematic
Radio and Clock Circuit Operational Information
Radio and Clock Circuit Theory of Operation
Lighting Circuit—Road/High Beam (NA)
Lighting Circuit—Road/Low Beam (NA)
Lighting Circuit—Field 1/High Beam (NA)
Lighting Circuit—Field 1/Low Beam (NA)
Lighting Circuit—Field 2/High Beam (NA)
Lighting Circuit—Field 2/Low Beam (NA)
Lighting Circuit Operational Information (North American)
Lighting Circuit Operation (North American)
Lighting Circuit Theory of Operation (North American)
Left Turn Signal Circuit Diagnostic Schematic
Right Turn Signal Circuit Diagnostic Schematic
Warning Lights Circuit Diagnostic Schematic
Turn Signal and Warning Lights Circuit Theory of Operation
Lighting Circuit Diagnostic Schematic (EUR)
Lighting Circuit Operational Information (European Version)
Lighting Circuit Operation (European)
Lighting Circuit Theory of Operation (European)
Turn Signal and Warning Lights Circuit Theory of Operation
Cigarette Lighter Circuit Diagnostic Schematic
Lighter Circuit Operational Information
Lighter Circuit Theory of Operation
Voltage Checks
Back-Up Horn Alarm Circuit Diagnosis
Back-Up Alarm Circuit Diagnostic Schematic
Hitch Control Unit (HCU) Circuit Diagnosis
SCV 1, 2, and 3 Control Unit (SCU) Circuit Diagnosis
Power Shift Control Unit (PCU) Circuit Diagnosis
Radar Speed Sensor Circuit Diagnosis
Radar Speed Sensor Diagnostic Schematic
Central Control Unit (CCU) System Components
Central Control Unit (CCU) Circuit
Rear PTO Circuit Diagnostic Schematic
Rear PTO Circuit Diagnosis
Intake Manifold Air Temperature Sensor Circuit Diagnostic Schematic
Engine Intake Manifold Air Temperature Sensor Circuit
Hydraulic Oil Temperature Sensor Circuit Diagnostic Schematic
Hydraulic Oil Temperature Sensor Circuit
Engine Coolant Temperature Sensor Circuit Diagnostic Schematic
Engine Coolant Temperature Sensor Circuit
Engine Oil Pressure Sensor Circuit Diagnostic Schematic
Engine Oil Pressure Sensor Circuit
Fuel Level Sensor Circuit Diagnostic Schematic
Fuel Level Sensor Circuit
Park Brake Pressure Switch Circuit Diagnostic Schematic
Park Brake Pressure Switch Circuit
Ground Driven Pump Pressure Sensor Circuit Diagnostic Schematic
Ground Driven Pump Pressure Sensor Circuit
Hydraulic Oil Filter Restriction Sensor Circuit Diagnostic Schematic
Hydraulic Oil Filter Restriction Sensor Circuit
Engine Air Filter Restriction Sensor Circuit
Air Filter Restriction Sensor Circuit
Sensor Power Circuit Diagnostic Schematic
Sensor Power Circuit
Clean Oil Reservoir Level Switch Circuit
Clean Oil Reservoir Level Switch
Wheel Speed Sensor Circuit Diagnostic Schematic
Wheel Speed Sensor Circuit
CCU Circuit
CCU Test Procedure No. 1
Diagnostic Codes
CCU Diagnostic Code Numbers
CCU Diagnostic Code Numbers 024—072
CCU Diagnostic Code Numbers
CCU Test Procedure No. 2
CCU Circuit Diagnostic (“Beep”) Mode Addresses
CCU Test Procedure No. 3
CCU Test Procedure No. 4
CCU Test Procedure No. 5
CCU Test Procedure No. 6
CCU Test Procedure No. 7
CCU Test Procedure No. 8
CCU Test Procedure No. 9
CCU Test Procedure No. 10
CCU Test Procedure No. 11
CCU Test Procedure No. 12
CCU Test Procedure No. 13
CCU Test Procedure No. 14
CCU Test Procedure No. 16
CCU Test Procedure No. 17
CCU Test Procedure No. 18
CCU Test Procedure No. 19
CCU Test Procedure No’s. 20, 21 and 22
CCU Test Procedure No. 23
CCU Test Procedure No’s. 24, 25 and 26
CCU Test Procedure No. 27
CCU Test Procedure No’s. 28 and 29
CCU Test Procedure No’s. 30 and 31
CCU Test Procedure No. 32
System Voltage Diagnostic Codes
CCU Test Procedure No. 33
CCU Test Procedure No. 34
Central Control Unit (CCU) Harnesses
SUP (Set-Up Panel Control Unit Circuit Diagnosis)
Instrument Control Unit (ICU) System Components
Instrument Control Unit (ICU) Circuit
ICU Circuit
ICU Test Procedure No. 1
Diagnostic Codes
ICU Diagnostic Code Numbers
ICU Test Procedure No. 2
ICU Circuit Diagnostic Addresses
ICU Test Procedure No. 3
ICU Test Procedure No. 4
ICU Test Procedure No. 5
ICU Test Procedure No. 6
ICU Test Procedure No. 7
ICU Test Procedure No’s. 8 Through 99
ICU (Instrument Control Unit) Harnesses
ECU (Engine Control Unit) Circuit Diagnosis
Performance Monitor Operational Information
Performance Monitor Features
Performance Monitor Normal Operating Mode
Performance Monitor Set Mode
Performance Monitor Input—Output Signals
SCo (SCV 4 and 5 Control Unit) Circuit Diagnosis
LHP (Row-Trak Row-Trak is a trademark of Deere & Company. Control Unit) Circuit Diagnosis
Armrest Control Unit (ACU) Diagnostic Schematic
Armrest Control Unit (ACU) System Components
Armrest Control Unit (ACU) Circuit
ACU Circuit
ACU Test Procedure No. 1
Diagnostic Codes
ACU Diagnostic Code Numbers
ACU Diagnostic Code Numbers—Continued
ACU Test Procedure No. 2
ACU Circuit Diagnostic Addresses
ACU System Diagnostic (Beep) Mode
ACU Test Procedure No. 3
ACU Test Procedure No. 4
ACU Test Procedure No. 5
ACU Test Procedure No. 6
ACU Test Procedure No. 7
ACU Test Procedure No. 8
ACU Test Procedure No. 9
ACU Test Procedure No. 10
ACU Test Procedure No. 11
ACU Test Procedure No’s. 12, 13, 14, 15 and 16
ACU Test Procedure No. 17
ACU Test Procedure No. 18
ACU Test Procedure No. 19
ACU Test Procedure No’s. 20, 21, 22, and 23
ACU Test Procedure No. 24
ACU Test Procedure No. 25
ACU Test Procedure No. 26
ACU Test Procedure No. 27
ACU Test Procedure No. 28
ACU Test Procedure No. 29
ACU Test Procedure No. 30
ACU Test Procedure No. 31
ACU Test Procedure No. 32
ACU Test Procedure No's. 33 Through 79
Armrest Control Unit (ACU) Harnesses
Steering System Control Unit (SSU) Circuit Diagnosis
Control Modules Diagnostic Schematic
CCD Communication Line
CCD Network Diagnosis
CCD Diagnosis Record Sheet
CCD Network Diagnostic Steps
Group 20: Calibration and References
ACU Addresses
ACU Modes and Addresses
ACU Calibration Procedure
Address 20
Address 21
Address 22
Address 23
ACU Read Only Addresses
CCU Addresses
CCU Addresses—Continued
CCU Addresses—Continued
CCU Addresses 33—63
CCU Addresses—Continued
CCU Address Numbers “02” Through “19”
Address Numbers “38” Through “55”
Address Numbers “62” Through “91”
Addresses 92—95
Address Numbers “96” Through “99”
ICU Addresses
ICU Addresses—Continued
Accessing ICU Modes/Addresses
ICU Calibration Procedure
Addresses 01 Through 07
Address 8
ICU Addresses “09” Through “77”
Addresses 80 Through 99
ICU Read Only Addresses
Address “08” Through “79”
PRF (Performance Monitor)—Calibration and Diagnostic Mode
PRF Calibratable Addresses
Using PRF (Performance Monitor) As Remote Diagnostic/Calibration Device
Calibrating Radar and Wheel Speed Sensors
Wheel Rolling Radius and Percent Slip Zeroing
Battery Operation
Battery Specifications
Check Battery Electrolyte Level and Terminals
Fill Tube Application
Diagnose Battery Malfunctions
Procedure for Testing Batteries
Using a Booster Battery or Battery Charger
Section 246A: AG MANAGEMENT SOLUTIONS (AMS) — GREENSTAR™
Group GSS: GREENSTAR™ System References
GREENSTAR GREENSTAR is a trademark of Deere & Company CAN Bus Diagnosis
Field GREENSTAR GREENSTAR is a trademark of Deere & Company Cab Harness Unswitched Power Test
Field GREENSTAR GREENSTAR is a trademark of Deere & Company Cab Harness Switched Power Test
Field Installed GREENSTAR GREENSTAR is a trademark of Deere & Company Cab Harness Wiring Diagram (N.A.) (European)
Field Installed Implement Ready Harness Wiring Diagram (N.A.) (European)
Active Terminator Harness Wiring Diagram
Breakaway Terminator Connector Pictorial
GREENSTAR GREENSTAR is a trademark of Deere & Company Harness Routing
Section 246B: AG MANAGEMENT SOLUTIONS (AMS)—JDLINK™
Group 10A: AG MANAGEMENT SOLUTIONS (AMS)—JDLINK™
AG MANAGEMENT SOLUTIONS (AMS)—JDLINK™
Section 246C: AG MANAGEMENT SOLUTIONS (AMS) — AUTOTRAC
Group 5A: How to Use This Diagnostic Information
How to Use This Diagnostic Information
Group 10A: Accessing Diagnostic Addresses and Codes
Accessing Diagnostic Addresses and Codes
Group 10B: Diagnostic Trouble Codes
AutoTrac Messenger Diagnostic Trouble Codes
Group 15A: AutoTrac Identification
8000 Series Field Installed
Group 15B: AutoTrac Diagnostics - 8000 Series Field Installed
Theory of Operation
Electrical Schematic
AutoTrac System Diagnostics
Group 15C: GREENSTAR™ Parallel Tracking Identification
8000 Series Field Installed
Group 15D: Parallel Tracking Diagnostics - 8000 Series Field Installed
Theory of Operation
Schematics
GREENSTAR GREENSTAR is a trademark of Deere & Company Parallel Tracking Diagnostics
Group 15E: GREENSTAR™ Display Diagnostics
Theory of Operation
Electrical Schematic
GREENSTAR GREENSTAR is a trademark of Deere & Company Display Diagnostics
Group 15F: GREENSTAR™ Mobile Processor Diagnostics
Theory of Operation
Electrical Schematics
GREENSTAR GREENSTAR is a trademark of Deere & Company Mobile Processor Diagnostics
Group 15G: STARFIRE™ Receiver Diagnostics
Theory of Operation
Electrical Schematic
Type A STARFIRE STARFIRE is a trademark of Deere & Company Receiver Diagnostics
Group 15H: GREENSTAR™ KeyCard Diagnostics
Theory of Operation
Schematics
GREENSTAR GREENSTAR is a trademark of Deere & Company KeyCard and PC Data Storage Card Diagnostics
Group 15I: AutoTrac CAN Bus Identification
8000 Series Field Installed
Group 15J: AutoTrac CAN Bus Diagnostics - 8000 Series Field Installed
Theory of Operation
Schematics
AutoTrac CAN Bus Diagnostics
Group 15K: AutoTrac CCD Bus Identification
8000 Series Field Installed
Group 15L: AutoTrac CCD Bus Diagnostics - 8000 Series Field Installed
Theory of Operation
Schematics
AutoTrac CCD Bus Diagnostics
Group 15M: AutoTrac Power Identification
8000 Series Field Installed
Group 15N: AutoTrac Power Diagnostics - 8000 Series Field Installed
Theory of Operation
Schematics
AutoTrac Power Diagnostics
Group 15O: AutoTrac Status Identification
8000 Series Field Installed
Group 15P: AutoTrac Status Diagnostics - 8000 Series Field Installed
Theory of Operation
Schematics
AutoTrac Status Diagnostics
Group 15Q: AutoTrac Steering Response Identification
8000 Series Field Installed
Group 15R: AutoTrac Steering Response Diag. - 8000 Series Field Installed
Theory of Operation
Schematics
AutoTrac Steering Response Diagnostics
Group 15S: AutoTrac Steering Control Unit Identification
8000 Series Field Installed
Group 15T: AutoTrac Steering Control Unit Diag - 8000 Series Field Installed
Theory of Operation
Schematics
AutoTrac Steering Control Unit Diagnostics
Group 15U: STARFIRESTARFIRE is a trademark of Deere & Company Receiver w/TCM Diagnostics
Theory of Operation
Electrical Schematic
GPS Position Receiver Diagnostics - Type B
Group 15V: STARFIRESTARFIRE is a trademark of Deere & Company Receiver w/TCM & RTK Diagnostics
Type C STARFIRE™ Receiver & TCM with RTK Correctional Signal Theory of Operation
Electrical Schematic
STARFIRE™ Receiver & TCM with RTK Correctional Signal
Group 20A: Circuit Code Listing
Circuit Code Listing
Group 20B: Connector Information
Connector Locations
Connector Information
Section 246D: AG MANAGEMENT SOLUTIONS (AMS) —FIELD DOC™
Group 15A: GREENSTAR™ FIELD DOC™ Diagnostics
Theory of Operation
Schematics
FIELD DOC FIELD DOC is a trademark of Deere & Company Diagnostics
Group 15B: GREENSTAR™ GPS Receiver Identification
GPS Position Receiver Identification- Type A STARFIRE™ Receiver
GPS Position Receiver Identification- Type B STARFIRE™ Receiver & Terrain Compensation Module (TCM)
GPS Position Receiver Identification - Type C STARFIRE™ Receiver & TCM with RTK Correctional Signal
L-Band GPS Receiver
Non—John Deere GPS Receiver
Group 15C: GREENSTAR™ GPS Receiver - L-Band Diagnostics
Theory of Operation
Electrical Schematic
GREENSTAR GREENSTAR is a trademark of Deere & Company GPS Receiver - L-Band Diagnostics
Section 250: POWER SHIFT TRANSMISSION
Group 05: Operational Checks
Before You Start
Transmission Controls
Navigational Flow Chart
Group 10: Transmission Diagnosis
Avoid High-Pressure Fluids
Adjust for Correct Pressure and Temperature References
Observe Safety Precautions
Heating Hydraulic Oil
Transmission Come-Home Feature
Major System Checks
Power Shift Transmission Record Sheet
Transmission Diagnostic Procedure
Additional Troubleshooting Information
1. Checking For Stuck Shift Valve (Engine Pulls Down or Stalls)
2. Checking Shift Solenoid Using Duty Cycle Steps:
3. Element Malfunctions:
4. Hydraulic Oil Over-Heats
5. Adapter for 12 MM Sensor Ports
6. CCU Code 26 Low Transmission Pressure Warning Lamp Remains on
7. Prelubricate, Fill, and Startup Hydraulic System
Hydraulic Cleanup Procedure
Group 15: System Tests
Powershift Control Unit (PCU) System Components
PCU Addresses
PCU Addresses—Continued
PCU Test Procedure No. 1
Diagnostic Codes
PCU Diagnostic Code Numbers
PCU Test Procedure No. 2
PCU Circuit Diagnostic Addresses
PCU Test Procedure No’s. 3 and 4
PCU Test Procedure No. 5
Transmission Enable Relay Circuit
PCU Test Procedure No. 6
PCU Test Procedure No. 7
PCU Test Procedure No. 8
PCU Test Procedure No. 9
PCU Test Procedure No. 10
PCU Test Procedure No. 11
PCU Test Procedure No’s. 12 Through 19
PCU Test Procedure No. 20
PCU Test Procedure No. 21
PCU Test Procedure No. 22
PCU Test Procedure No. 23
PCU Test Procedure No. 24
PCU Test Procedure No. 25
PCU Test Procedure No. 26
PCU Test Procedure No. 27
PCU Test Procedure No. 28
PCU Test Procedure No. 29
PCU Test Procedure No. 30
PCU Test Procedure No. 31
PCU Test Procedure No. 32
PCU Test Procedure No's. 33 and 34
PCU Test Procedure No. 35
PCU Test Procedure No's. 36, 37, 38 and 39
PCU Test Procedure No’s. 40 Through 49
PCU Test Procedure No. 50
PCU Test Procedure No. 51
PCU Test Procedure No. 52
PCU Test Procedure No. 53
PCU Test Procedure No. 54
PCU Test Procedure No. 55
PCU Test Procedure No. 56
PCU Test Procedure No. 57
PCU Test Procedure No. 58
PCU Test Procedure No's. 59 Through 79
PCU Test Procedure No's. 80 Through 85
PCU Test Procedure No's. 86 Through 91
PCU Test Procedure No's. 92 Through 99
Powershift Control Unit (PCU) Circuit Diagnostic Schematic
Powershift Control Unit (PCU) Harnesses
Group 20: Calibration and Adjustments
Power Shift Transmission and PTO Calibration
Heating Hydraulic Oil
Power Shift Transmission—Shifting Evaluation, Adjustment and Calibration
Part 1 — Record Information Regarding Shift Complaint and Operating Conditions
Part 2 — Preliminary Checks—Tractor Condition
Part 3 — Record Calibration Values
Part 4 — Calibration
Part 4—Continued
Part 5 — Neutral-To-Gear Evaluation
Part 6 — Gear-To-Gear Evaluation
Part 7 — Final Evaluation
Part 8 — Additional Options and Considerations
Complaint and Operating Conditions Form 1
Preliminary Checks — Tractor Condition Form 2
Calibration Values Form 3A
Form 3B
Neutral-To-Gear Evaluation Form 4
Gear-To-Gear Evaluation — Upshifts Form 5A
Gear-To-Gear Evaluation—Downshifts Form 5B
Gear-To-Gear Evaluation—Worksheet Form 5C
Error Messages
PCU Addresses
PCU Addresses—Continued
Group 25: Theory of Operation
About This Group
Transmission Shift Logic
Selecting Gear
Shifting Transmission Within Forward or Reverse Gears
Additional Transmission Shifting Features
Shifting Characteristics
Transmission Warning Codes
Rear View — Power Shift Transmission
Rear View — Power Shift Transmission
Front View — Power Shift Transmission
PST Input and Output Sections
Element Engagement Chart
Transmission Power Flow
Power Flow—7th Speed Forward
Power Flow—2nd Speed Reverse
A-Brake Sump Valve
Park Position-Engine Running
Neutral
Scavenge Pump
Ground Driven Pump
System 1 Engagement Oil
System 1 Oil—JIC
System 2 Engagement Oil—JIC
System 2 Engagement Oil
Cooler Relief Valve
Cooler Relief Valve—JIC
Lube Relief Valve—JIC
Lube Relief Valve
Lube Cut-Off Valve
Lube Cut-Off Valve—JIC
Park Brake Release Valve—JIC
Park Brake Release Valve
Ground Speed Park Control Valve
Ground Speed Park Control Valve—JIC
Traction Clutch Valve
Electro-Hydraulic Solenoid Valve
Transmission Shift Valve
Analog Shift Valve (Clutch Disengaged)
Analog Shift Valve (Clutch Engaged)
Analog Valve Commands for On-Coming Clutch
Section 256: DRIVE SYSTEMS
Group 25: Theory of Operation
Tracks Steering System
Rear Axle Cross Section
Right Turn
Counter Rotation
Pump Drive Housing
Axle Input and Pinion Drive Gears
Axle Input Bearing Lube
Spiral Bevel Pinion Shaft and Ring Gear
Center Drive Shaft
Axle Housing Components
Outboard Planetary Final Drive
Steering Control Gears
Track Tensioning and Detensioning
Rear PTO Circuit Operation
PTO Clutch Operation
Section 260: STEERING AND BRAKES
Group 05: Operational Checks
Steering System Operational Checks
Steering System Operational Checks
Steering System Operational Checks
Group 10: Diagnosis
Avoid High-Pressure Fluids
Adjust for Correct Pressure and Temperature References
Observe Safety Precautions
Heating Hydraulic Oil
Major System Checks
Steering Diagnosis
Additional Troubleshooting Information
1. Steering Motor Temperature Gets Very Hot
2. Steering is Not the Same For Both Sides
3. New Tractor Pressure Readings
4. Steering Motor Speed Sensor Adjustment
Brake Malfunctions
Group 15: Tests
Steering System Control Unit (SSU) System Components
Recall Diagnostic Codes
Test Procedure No. 1
Diagnostic Codes
SSU Diagnostic Code Numbers
SSU Diagnostic Code Numbers—Continued
SSU Diagnostic Code Numbers—Continued
Test Procedure No. 2
SSU Circuit Diagnostic Addresses
Test Procedure No. 3
Test Procedure No. 4
Test Procedure No. 5
Test Procedure No. 6
Test Procedure No. 7
Test Procedure No. 8
Test Procedure No. 9
Test Procedure No. 10
Test Procedure No. 11
Test Procedure No. 13
Possible Causes for Out-of-Range Readings
Test Procedure No. 15
Test Procedure No. 16
Test Procedure No. 17
Test Procedure No. 18
Test Procedure No. 19
Test Procedure No. 26
Test Procedure No. 27
Test Procedure No. 28
Test Procedure No. 29
Diagnostic Code 29 Related Addresses
Test Procedure No. 30
Test Procedure No. 31
Steering System Control Unit (SSU) Circuit Diagnostic Schematic
Group 20: Calibration and Adjustments
SSU Calibration Procedure
Set Steering System Controls for Calibration
Set Steering System Controls for Calibration
SSU Calibration— Procedure Number 2
SSU Calibration Error Codes
SSU Calibration Error Codes—Continued
SSU Calibration Error Codes—Continued
Group 25: Theory of Operation
Tracks Steering System
Steering Pump
Steering Pump
Electronic Displacement Control (EDC)
Forward (No Turn)
Turn
Steering Motor
Steering Charge Filter
Pump and Motor Electronic Displacement Control
Neutral
Right Turn (Less Than 6500 PSI)
Right Turn—Stalled Track (Exceeds 6500 PSI)
Multi-Functional Valves
Neutral
Turn
Stall
DR Locations
Steering System Electrical Components
Steering System Electrical Components
Steering System Control Unit (SSU)
Steering Wheel Position Sensor
Track Tension Pressure Sensors
Steering Motor Speed and Direction Sensor
Speed and Direction Sensor Operation
Electronic Displacement Control (EDC)
Brake Pistons, Plates and Disks Operation
Brake Valve
Brake Released-Engine On
Brake Released-Engine On
Brake Engaging
Brake Engaging
Manual Braking
Hydraulic System 8000T (JIC)
Group 30: AutoTrac
AutoTrac Steering Accuracy Check
AutoTrac Steering System Operational Check
Section 270: HYDRAULIC SYSTEM
Group 05: Operational Checks
Before You Start
Navigational Flow Chart
Hydraulic System Checks
Group 10: Hydraulic System Diagnosis
Avoid High-Pressure Fluids
Adjust for Correct Pressure and Temperature References
Observe Safety Precautions
Heating Hydraulic Oil
Major System Checks
Record Sheet
Additional Troubleshooting Information
Prelubricate, Fill, and Startup Hydraulic System
Hydraulic Cleanup Procedure
Hydraulic System 8000T (JIC)
Group 15: Hydraulic System Tests
Hitch Troubleshooting Tips
Hitch Come Home Feature
Hitch Circuit Diagnosis
Hitch Control Unit (HCU) System Components
HCU Test Procedure No 1
Control Unit Functions
HCU Diagnostic Code Numbers
HCU Test Procedure No 2
HCU Circuit Diagnostic (Beep) Addresses
HCU Test Procedure No. 3
Test Procedure No. 4
HCU Test Procedure No. 5
HCU Test Procedure No. 6
HCU Test Procedure No. 7
HCU TEST PROCEDURE NO. 8
HCU Test Procedure No. 9
HCU Test Procedure No. 10
HCU Test Procedure No. 11
HCU Test Procedure No. 12
HCU Test Procedure No. 13
HCU Test Procedure No. 14
HCU Test Procedure No. 15
HCU Test Procedure No. 16
HCU Test Procedure No. 17
HCU Test Procedure No. 18
HCU Test Procedure No. 19
HCU Test Procedure No. 20
HCU Test Procedure No. 21
HCU Test Procedure No. 22
HCU Test Procedure No. 23
HCU Test Procedure No. 24
Hitch Control Unit (HCU) Circuit Diagnostic Schematic
Hitch Control Unit (HCU) Harnesses
Hydraulic System Testing with SCV Blocking Plate
SCV I, II And III Control Unit (SCU) System Components
Troubleshooting Optional SCV Software Modes
SCU Test Procedure No. 1
Diagnostic Codes
SCU Diagnostic Code Numbers
SCU Test Procedure No. 2
SCU Circuit Diagnostic ("Beep") Addresses
SCU Test Procedure No. 3
SCU Test Procedure No. 4
SCU Test Procedure No. 5
SCU Test Procedure No. 6
SCU Test Procedure No. 7
SCU Test Procedure No. 8
SCU Test Procedure No. 9
SCU Test Procedures No’s. 10, 11 and 12
SCU Test Procedure No. 13
SCU Test Procedure No. 14
SCU Test Procedure No. 15
SCU Test Procedure No’s. 16 and 17
SCU Test Procedure No. 18
SCU Test Procedure No. 19
SCU Test Procedure No. 20
SCU Test Procedure No. 21
SCU Test Procedure No. 22
SCU Test Procedure No. 23
SCU Test Procedure No. 24
SCU Test Procedure No. 25
SCV I, II and III Control Unit (SCU) Circuit Diagnostic Schematic
SCV I, II and III Control Unit (SCU) Harnesses
SCV IV And V (SCo) System Components (W/O ROW-TRAK ROW-TRAK is a trademark of Deere & Company. )
SCo Test Procedure No. 1
Diagnostic Codes
SCo Diagnostic Code Numbers
SCo Test Procedure No. 2
SCo Test Procedure No. 3
SCo Test Procedure No. 4
SCo Test Procedure No’s. 5, 6, 7, 8 and 9
SCo Test Procedure No. 10
SCo Test Procedure No. 11
SCo Test Procedure No’s. 12, 13, 14 and 15
SCo Test Procedure No. 16
SCo Test Procedure No. 17
SCo Test Procedure No. 18
SCo Test Procedure No. 19
SCo Test Procedure No. 20
SCo Test Procedure No. 21
SCo Test Procedure No. 22
SCo Test Procedure No. 23
SCo Test Procedure No. 24
SCo Test Procedure No. 25
SCV IV and V (SCo) Circuit Diagnostic Schematic
SCV IV and V (SCo) and ROW-TRAK ROW-TRAK is a trademark of Deere & Company. Control Unit (LHP) Harnesses
Set-Up Panel Control Unit (SUP) System Components
SUP Addresses
SUP Test Procedure No. 1
Diagnostic Codes
SUP Diagnostic Code Numbers
SUP Test Procedure No. 2
SUP Circuit Diagnostic Addresses For Beep Mode
SUP Test Procedure No. 3
SUP Test Procedure No. 4
SUP Test Procedure No’s. 5, 6, 7, 8 And 9
SUP Test Procedure No’s. 10, and 11
SUP Test Procedure No. 12
SUP Test Procedure No. 13 (All Sup Control Units Except RE60928)
SUP Test Procedure No. 14
SUP Test Procedure No. 15
SUP Test Procedure No. 16
SUP Test Procedure No. 17
SUP Test Procedure No. 18
ROW-TRAK ROW-TRAK is a trademark of Deere & Company. Control Unit (LHP) System Components
LHP Test Procedure No. 1
Diagnostic Codes
LHP Diagnostic Code Numbers
LHP Test Procedure No. 2
LHP Circuit Diagnostic (Beep) Addresses
LHP Test Procedure No. 3
LHP Test Procedure No. 4
LHP Test Procedure No. 5
LHP Test Procedure No. 6
LHP Test Procedure No. 7
LHP Test Procedure No. 8
LHP Test Procedure No. 9
LHP Test Procedure No. 10
LHP Test Procedure No. 11
LHP Test Procedure No. 12
LHP Test Procedure No. 13
LHP Test Procedure No. 14
LHP Test Procedure No. 15
LHP Test Procedure No. 16
LHP Test Procedure No. 17
LHP Test Procedure No. 18
LHP Test Procedure No. 19
LHP Test Procedure No. 20
LHP Test Procedure No. 21
LHP Test Procedure No. 22
LHP Test Procedure No. 23
LHP Test Procedure No. 24
Group 20: Calibration and Adjustments
HCU Addresses
Hitch Calibration
Set Hitch Controls for Calibration
SCU Addresses
SCV 1, 2 and 3 Calibration
Set Controls for SCU Calibration
SCo Addresses
SCV 4, and 5 Calibration
Set Controls for SCo Calibration
LHP Addresses
LHP Calibration
Prepare ROW-TRAK ROW-TRAK is a trademark of Deere & Company. System for Calibration
Group 25: Theory Of Operation
Basic Hydraulic System (8000T)
Component Locations
Left Side
Internal Components of Differential Case
Front View of Pump Drive Housing
Clean Oil Reservoir (COR)
Left Side View
Pump Drive Housing
Secondary Hydraulic Pump
Secondary Pump Operation
Engine Cranking
Operating Modes
Hydraulic Filter Operation
Clean Oil Reservoirs
Axle Lube System
Return Circuit
PTO Engagement Valve
Brake Pressure Reducing Valve
Power Beyond Ports
Examples Using Load-Sensing Hydraulic System— Power Beyond
Electro-Hydraulic Selective Control Valve (SCV)
SCV/Hitch Port Identification
SCV (Remote Valve) Control System
Selective Control Valve
Solenoid Valve
Pressure Compensator Valve
Workport Load Check
Selective Control Valve—Neutral Position
Selective Control Valve—Neutral Position
Selective Control Valve—Extend Position
Selective Control Valve—Extend Position
Selective Control Valve—Retract Position
Selective Control Valve—Retract Position
Selective Control Valve—Float Position
Selective Control Valve—Float Position
Hydraulic Breakaway Coupler
Exploded View— Coupler
Hitch Control Valve
Hitch Control System
Hitch—Neutral Position
Pressure Compensator Valve
Load Check Valve
Surge Relief Valve
Solenoid Valve
Hitch—Raise Position
Hitch—Lower Position
Hitch Control Unit (HCU)
Hitch Control Lever
Load/Depth Control Potentiometer
Rate-of-Drop Control Potentiometer
Raise Limit Control Potentiometer
Raise/Lower Rocker Switch
External Raise/Lower Switch
Hitch Sensing Devices
Hitch Position Feedback Sensor
Load/Draft Sensor
Load Sense Shuttle System
Load Sense Shuttle System With Power Beyond
DR Locations
Hydraulic System 8000T (JIC)
SCV Control Levers
Hitch Control Unit (HCU) Option Jumpers
Touch-Set Depth Control (TSDC) Mode
SCV Controlled Hitch Mode
ROW-TRAK ROW-TRAK is a trademark of Deere & Company. System Operation
Pivoting 3-Point Quick Coupler
ROW-TRAK ROW-TRAK is a trademark of Deere & Company. Control Unit (LHP)
Hitch Control Unit (HCU)
ROW-TRAK ROW-TRAK is a trademark of Deere & Company. Monitor With Controls
Coupler Pivot Angle Sensor
Crop/Soil Probe Sensor
Probe Sensor Raise/Lower Motor
Fourth SCV
Section 290: OPERATORS STATION
Group 05: Operational Checks
Before You Start
Group 10: System Diagnosis
Service Equipment and Tools
Specifications
Air Conditioning Circuit (HVAC) Diagnostic Schematic
Group 25: Theory of Operation
Refrigerant
Air Conditioning System Cycle
Compressor
Condenser
Receiver-Dryer
Expansion Valve
Temperature Control Knob
Compressor On/Off Switch
High and Low Pressure Switches
De-Icing Switch
Evaporator
Section 299: DEALER FABRICATED TOOLS
Group 05: Dealer Fabricated Tools
DFRW2—Needle Valve Test Hose Assembly
DFRW26—Test Lead For Automotive-Style Fuses
DFRW51—Electronic Circuit Load Tester
DFRW60 Thru DFRW66 and DFRW81—Extension and Tap-Out Harnesses
DFRW63, DFRW64, DFRW65 and DFRW66 Tap-Out Harnesses
DFRW123—Steering Motor Bypass Hose
DFRW124—Engine Shut-Off Lead
DFRW125 —Mechanical Jack
DFRW126—Tap-Out Harness
DFRW129—Steering Motor Sensor Gauge
John Deere Tracks Tractors 8100T, 8200T, 8300T, 8400T Diagnosis and Tests Service Technical Manual (TM1622)