Complete Diagnosis & Tests Technical Manual with electrical wiring diagrams for John Deere 5076EN and 5090EN Tractors, with workshop information to maintain, diagnose, and rebuild like professional mechanics.

John Deere 5076EN and 5090EN Tractors workshop Diagnosis & 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.

TM610019 English - 5076EN and 5090EN Tractors Diagnosis and Tests Technical Manual.pdf
tm610028 French - Manuel technique de diagnostic des tracteurs 5076EN et 5090EN
tm610054 Portuguese - Tratores 5076EN e 5090EN , Manual Técnico de Diagnóstico

PRODUCT DETAILS:
Total Pages: 1,912 pages
File Format: PDF (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English

TABLE OF CONTENTS
Section 210: General Information......25
  Group 05A: Safety......25
    Recognize Safety Information......29
    Understand Signal Words......30
    Follow Safety Instructions......31
    Prepare for Emergencies......32
    Wear Protective Clothing......33
    Protect Against Noise......34
    Handle Fuel Safely—Avoid Fires......35
    Handle Starting Fluid Safely......36
    Keep ROPS Installed Properly......37
    Use Foldable ROPS and Seat Belt Properly......38
    Stay Clear of Rotating Drivelines......39
    Use Steps and Handholds Correctly......41
    Read Operator’s Manuals for ISOBUS Controllers......42
    Use Seat Belt Properly......43
    Operating the Tractor Safely......44
    Limited Use in Forestry Operation......46
    Operating the Loader Tractor Safely......47
    Keep Riders Off Machine......48
    Instructional Seat......49
    Use Safety Lights and Devices......50
    Use a Safety Chain......51
    Transport Towed Equipment at Safe Speeds......52
    Use Caution on Slopes, Uneven Terrain, and Rough Ground......54
    Freeing a Mired Machine......55
    Avoid Contact with Agricultural Chemicals......59
    Handle Agricultural Chemicals Safely......57
    Avoid Contact with Agricultural Chemicals......59
    Handle Fluids Safely—Avoid Fires......61
    Install All Guards......62
    Use Proper Lifting Equipment......63
    Illuminate Work Area Safely......64
    Live With Safety......65
    Service Machines Safely......66
    Use Proper Tools......67
    Construct Dealer-Made Tools Safely......68
    Clean Vehicle of Hazardous Pesticides......69
    Work in Clean Area......70
    Decommissioning — Proper Recycling and Disposal of Fluids and Components......71
    Avoid Harmful Asbestos Dust......72
    Avoid Hot Exhaust......73
    Clean Exhaust Filter Safely......74
    Handling Batteries Safely......77
    Avoid Heating Near Pressurized Fluid Lines......79
    Remove Paint Before Welding or Heating......80
    Handle Electronic Components and Brackets Safely......81
    Practice Safe Maintenance......82
    Exhaust Filter Cleaning......84
    Work In Ventilated Area......85
    Support Machine Properly......86
    Prevent Machine Runaway......87
    Park Machine Safely......88
    Transport Tractor Safely......89
    Service Cooling System Safely......90
    Service Accumulator Systems Safely......91
    Service Tires Safely......92
    Service Front-Wheel Drive Tractor Safely......93
    Replace Safety Signs......94
    Tightening Wheel Retaining Bolts/Nuts......95
    Avoid High-Pressure Fluids......96
    Avoid Backover Accidents......97
    Do Not Open High-Pressure Fuel System......98
    Store Attachments Safely......99
  Group 05B: General References......26
    Reference Publications......101
    General Information - Summary of References......102
    Regions and Country Versions......103
    How to Use This Manual......105
    Information Available in Sections, Groups and Subgroups......106
    General Troubleshooting Information......107
    Systematic Diagnostic Approach Overview......109
    Glossary of Terms......113
    Trademarks......117
  Group 05C: Technical Specific References......27
    Features and Accessories......121
    Metric Bolt and Screw Torque Values......124
    Unified Inch Bolt and Screw Torque Values......126
Section 211: Diagnostic Trouble Codes......128
  Group CCU: CCU Code Diagnostics......128
    CCU 000000.00-999999.99 - CCU Diagnostic Trouble Codes......128
  Group HCU: HCU Code Diagnostics......128
    HCU 000000.00-999999.99 - HCU Diagnostic Trouble Codes......128
  Group ICC: ICC Code Diagnostics......128
    ICC 000000.00-999999.99 - ICC Diagnostic Trouble Codes......128
  Group PTR: PTR Code Diagnostics......128
    PTR 000000.00-999999.99 - PTR Diagnostic Trouble Codes......128
Section 212: Observable Symptoms and System Diagnostics......171
  Group 05B: General References......171
    Observable Symptoms and System Diagnostics - Summary of References......175
  Group 20: Engine Diagnostics......171
    Engine System Problems......171
  Group 30: Fuel, Air Intake, Exhaust, and Cooling Diagnostics......171
    Fuel, Air, Exhaust, and Cooling Problems......171
  Group 40: Electrical Diagnostics......171
    Back-Up Alarm Problems......171
    Charging System Problems......171
    Door Switch and Dome Light Problems......171
    Electrical Connector Problems......171
    Horn Problems......171
    Lighting System Problems......171
    Power Outlet Problems......171
    Starting and Charging System Diagnosis......171
    Starting System Problems......171
    Trailer Connector and Junction Block Problems......171
  Group 45: Electronic Control Unit Diagnostics......171
    CAN System Diagnosis......171
    Chassis Control Unit (CCU) Problems......171
    Codes After Adding / Removing Control Units......171
    Control Unit Problems......171
    Control Unit Programming Failed......171
    Control Unit System Diagnosis......171
    VIN Security Fault Diagnosis......204
    5 Volt Sensor Supply Circuit Problems......171
    Instrument Cluster Control (ICC) Problems......171
    Power Train Reverser (PTR) Problems......171
    Programming Multiple Control Units......171
    Intermittent Electronic Problems......209
  Group 50: Drive Systems and Transmission Diagnostics......171
    PR Transmission Problems......172
    PR Transmission System Diagnosis......172
    Differential System Problems......172
    Differential Lock System Diagnosis......172
    EH MFWD System Problems......172
    EH MFWD System Diagnosis......172
    EH PTO System Problems......172
    EH PTO System Diagnosis......172
  Group 60: Steering and Brakes Diagnostics......172
    Brake Problems......172
    Brake System Diagnosis......172
    Steering Problems......172
    Steering System Diagnosis......172
  Group 70: Hydraulic Diagnostics......172
    EH Hitch Problems......172
    EH Hitch System Diagnosis......172
    Mid-Mount SCV Problems......172
    Mid-Mount SCV System Diagnosis......172
    Rear SCV Problems......172
    Rear SCV System Diagnosis......172
  Group 90: Operator’s Station—Cab Diagnostics......172
    HVAC Problems......172
    HVAC System Diagnosis......172
    Radio Problems......172
    Seat Problems......172
    Wiper Problems......172
Section 220: Engine......280
  Group 05B: General References......280
    Engine - Summary of References......282
    Engine Information......283
  Group 10AA: Engine Calibrations, Preliminary Checks, and Operational Checks......285
    Engine Calibrations, Preliminary Checks, and Operational Checks......285
  Group 20AA: Engine Theory of Operation......287
    Engine Theory of Operation......287
  Group 30AA: Engine Schematics......289
    Engine Schematics......289
  Group 40AA: Engine Component and Connector Information......280
    Engine Components......292
  Group 50AA: Engine Tests and Adjustments......280
    Engine Test Procedures and Adjustments......295
    Engine Performance Variables......296
    Throttle Lever Adjustment......297
Section 230: Fuel, Air Intake, Exhaust, and Cooling......299
  Group 05B: General References......299
    Fuel, Air Intake, Exhaust, and Cooling - Summary of References......301
    John Deere Engine Fuel Systems Repair—Use Component Technical Manual......302
  Group 20AA: Fuel, Air Intake, Exhaust, and Cooling Theory of Operation......299
    Fuel System Operation......305
    Air Intake and Exhaust System Operation......307
    Cooling System Theory of Operation......309
Section 240A: Electrical General and Theory of Operation......311
  Group 05B: General References......311
    Electrical General and Theory of Operation - Summary of References......313
    How to Use Electrical Information......314
    How to Read Electrical Theory of Operation......315
  Group 20AA: Theory of Operation......311
    Starting, Charging and Neutral Start Circuit Theory of Operation......320
    Electrohydraulic Control Unit (EHC) Theory of Operation......322
    Instrument Cluster Control (PR) Theory of Operation......324
    Light and Accessories Theory of Operation......326
    HVAC System Theory of Operation......330
    Windshield Wiper System Theory of Operation......332
    Audio System Theory of Operation......333
    Seat System Theory of Operations......335
    Accessory, Convenience, and Backup Alarm Theory of Operation......336
    Additional Power Outlet Theory of Operation......338
    AMS System Theory of Operation......340
Section 240B: Electrical Schematics......342
  Group 05B: General References......342
    Electrical Schematics - Summary of References......346
    Wiring Diagram Information......348
    How to Use Electrical Schematics Information......350
    Electrical Designator and Component Identification Table......351
    Electrical Schematic Symbols......353
    Reading Wiring Schematics and Diagrams......356
  Group SE01: SE01 — Starting, Charging and Neutral Start Circuit......342
    Battery, Alternator, and Engine Sensor Schematic (SE01)......364
  Group SE02: SE02 — Electrohydraulic Control Unit (EHC)......342
    EH-Hitch and Transmission Control Schematic (SE02)......372
  Group SE03: SE03 — CAN Terminator, Service Advisor, and AMS......342
    CAN Terminator, Service Advisor, and AMS Schematic (SE03)......378
  Group SE04: SE04 — Instrument Cluster Control (PR)......342
    Instrument Cluster Control (PR) Schematic (SE04)......382
  Group SE05: SE05 — Light And Accessories......342
    Switch, EEC Logic, Brake, Flood, Cab and OOS Light Schematic (SE05)......394
  Group SE06: SE06 — HVAC System......342
    HVAC System Schematic (SE06)......405
  Group SE07: SE07 — Windshield Wiper System......342
    Windshield Wiper System Schematic (SE07)......408
  Group SE08: SE08 — Audio System......342
    Audio System Schematic (SE08)......412
  Group SE10: SE10 — Seat System......342
    Seat System Schematic (SE10)......416
  Group SE11: SE11 — Accessory, Convenience and Backup Alarm......342
    Convenience Outlet, Backup Alarm and Horn Schematic (SE11)......421
  Group SE12: SE12 — Additional Power Outlet......342
    Junction Box and Trailer Connector Schematic (SE12)......427
  Group SE13: SE13 — AMS System......342
    AMS System Schematic (SE13)......432
  Group SE14: SE14 — Lights......343
    Front and Rear Lights Schematic (SE14)......1161
Section 240C: Electrical Components and Connectors......438
  Group 05B: General References......438
    Electrical Components and Connectors - Summary of References......453
    How to Use Electrical Component and Connector Information......461
    How to Use Wire Harness Information......464
  Group 40A: 40A — Fuses and Relays......438
    A521 Load Center (OOS, PR)......476
    A821 Load Center (Cab, PR)......486
  Group 40B: 40B — Ground Points......438
    Ground Point Locations......498
    GND001 Single Point Ground......500
    GND002 Cab Front Console Ground......505
    GND003 Chassis Ground......508
    GND004 Cab Roof Ground......511
    GND005 Platform Ground......516
    GND007 Radiator Core Ground......520
    GND009 Beacon Light Ground......525
    GND010 Radio Ground......530
    GND011 Radio Antenna Ground......533
  Group 40C: 40C — Interconnects......438
    X104 Cab Chassis/OOS Front Console Harness to Hood Harness (Headlights)......540
    X108 Front Console Harness to Beacon Light Harness (OOS)......544
    X110 Roof Harness to Left Beacon Light Harness (Cab)......547
    X111 Roof Harness to Right Beacon Light Harness (Cab)......550
    X112 Chassis Harness to Left Hand Fender Harness (OOS)......553
    X113 Chassis Harness to Right Hand Fender Harness (OOS)......557
    X114 PR Transmission Harness to Fender Harness (Cab) - Left Hand......560
    X115 PR Transmission Harness to Fender Harness (Cab) - Right Hand......564
    X117 Cab Roof Harness to Position Receiver Extension Harness (ATU)......567
    X122 Chassis Harness to Left Hand Transmission Harness (Cab)......570
    X123 Chassis Harness to Right Hand Transmission Harness (Cab)......575
    X124 Chassis Harness to Roof Harness (Cab)......580
    X125 Chassis Harness to Roof Harness (Cab)......584
    X129 Cab Chassis/OOS Front Console Harness to Clutch Pedal Harness......588
    X133 OOS Chassis/Cab Transmission Harness to Fuel Primer Pump Harness (Not used)......592
    X134 Cab Roof Harness to HVAC Harness......597
    X135 Cab Roof Harness to HVAC Harness......600
    X136 Chassis Harness to Front Console Harness (OOS)......604
    X137 Chassis Harness to Front Console Harness (OOS)......609
    X138 Chassis Harness to Front Console Harness (OOS)......614
  Group 40D: 40D — Wiring Harnesses......439
    Wiring Harnesses Diagram Listing......619
    Wire Harness Overview......620
    Wire Harness Layout......622
    W010 Positive Battery Cable......628
    W011 Negative Battery Cable......630
    W012 Engine Power Cable......632
    W020 Clutch Pedal Harness......634
    W100 Hood Harness (Headlights)......636
    W111 Beacon Light Harness (OOS)......638
    W112 Left Hand Fender Harness (OOS)......640
    W113 Right Hand Fender Harness (OOS)......642
    W114 Left Hand Fender Harness (Cab)......644
    W115 Right Hand Fender Harness (Cab)......646
    W130 Left or Right Beacon Light Harness (Cab)......647
    W202 ATU Position Receiver Extension Harness......649
    W205 Radio Antenna Harness......651
    W301 OOS Chassis Harness......653
    W310 OOS Front Console Harness......658
    W501 Cab Chassis Harness......662
    W570 Right Hand PR Transmission Harness (Cab)......668
    W571 Left Hand PR Transmission Harness (Cab)......670
    W920 Cab Roof Harness......674
    W921 HVAC Harness......677
  Group SE01: SE01 — Starting, Charging and Neutral Start Circuit......439
    Starting, Charging and Neutral Start Schematic (SE1)......681
    B028 Air Filter Restriction Switch......682
    B031 Engine Speed Sensor......686
    B032 Engine Oil Pressure Switch......690
    B122 Cold Advance Switch......694
    F001 (125A) Fusible Link......698
    G001 Battery......702
    G701 Alternator (Cab)......706
    G901 Alternator (OOS)......709
    K021 Neutral Relay......712
    K024 Neutral Start Relay......716
    M001 Starter Motor/Solenoid......721
    S001 Key Switch......725
    Y026 Fuel Shutoff Solenoid......729
    Y028 Cold Advance Solenoid......733
  Group SE02: SE02 — Electrohydraulic Control Unit (EHC)......440
    Electrohydraulic Control Unit (EHC) Schematic (SE2)......738
    A022 Hitch Quick Raise/Lower Control — EH Hitch......739
    A023 Electrohydraulic Control Unit (EHC)......743
    A023X1 EHC Connector 1 (Black)......744
    A023X2 EHC Connector 2 (Brown)......750
    A023X3 EHC Connector 3 (Blue)......756
    B002 Power Shuttle Control......762
    B020 Enable Pressure Sensor......766
    B022 Coolant Temperature Sensor......770
    B023 Rear EH PTO Speed Sensor......774
    B025 Countershaft Speed Sensor......778
    B026 Wheel Speed Sensor......782
    B027 Hydraulic Oil Temperature Sensor......787
    B029 Clutch Pedal Position Sensor......792
    B123 Load Depth Control Sensor......796
    B124 Hitch Draft Sensor......801
    B125 Hitch Position Sensor......805
    S021 Hand Brake Switch......809
    S022 Neutral Start Switch......813
    S023 Forward Neutral Reverse (FNR) Switch (Cab)......818
    S025 High/Low Shifter Switch (Not Used)......821
    S027 Clutch Pedal Disengage Switch......826
    S029 EH MFWD Switch......830
    S122 Left External Raise/Lower Switch......835
    S123 Rear EH PTO Switch (Cab)......839
    S127 Park Switch......842
    S522 Forward Neutral Reverse (FNR) Switch (OOS)......847
    S528 Rear EH PTO Switch (OOS)......850
    Y020 Hitch Lower Solenoid......853
    Y021 Forward/Forward Low Solenoid......858
    Y022 Reverse Solenoid......862
    Y023 Enable Proportional Valve Solenoid......866
    Y024 EH PTO Solenoid......870
    Y025 Forward High Solenoid (Not used)......874
    Y027 EH MFWD Solenoid......878
    Y029 Hitch Raise Solenoid......882
  Group SE03: SE03 — CAN Terminator, Service Advisor and AMS......441
    CAN Terminator, Service Advisor and AMS Schematic (SE3)......888
    R021 Chassis CAN Terminator Connector......889
    R022 Front Console CAN Terminator Connector......894
    R701 ATU Front Console CAN Terminator Connector......899
    R702 ATU Cab CAN Terminator Connector......902
    X021 Service Advisor Connector......905
  Group SE04: SE04 — Instrument Cluster Control (PR)......441
    Instrument Cluster Control (PR) Schematic (SE4)......911
    A021 Instrument Cluster Control Unit......912
    A021X1 ICC Connector 1......913
    A021X2 ICC Connector 2......918
    A021X3 ICC Connector 3......923
    A021X4 ICC Connector 4......928
    B021 Fuel Level Sensor......933
    S026 Roll Mode Switch......937
  Group SE05: SE05 — Light And Accessories......442
    Light And Accessories Schematic (SE5)......943
    A801 Dome Light and Switch Assembly......944
    E001 Right Headlight......951
    E002 Left Headlight......955
    E701 Right Front Work Light (Cab)......959
    E702 Left Front Work Light (Cab)......962
    E703 Right Rear Work Light (Cab)......965
    E704 Left Rear Work Light (Cab)......968
    E801 Right-Hand Console Light......971
    E901 Rear Work Light (OOS)......974
    H006 Beacon Light......977
    H009 Right License Plate Light......981
    H101 Left License Plate Light......984
    K093 Hazard Light Relay......989
    S004 Light Switch......994
    S007 High/Low Beam Switch......998
    S028 Brake Pedal Switch......1003
    S091 Turn Signal Switch......1007
    S092 Hazard Light Switch......1011
    S701 Rear Work Light Switch (Cab)......1017
    S702 Front Work Light Switch (Cab)......1020
    S706 Beacon Light Switch (Cab)......1023
    S802 Left Door Switch......1026
    S901 Rear Work Light Switch (OOS)......1029
    S902 Beacon Light Switch (OOS)......1032
  Group SE06: SE06 — HVAC System......442
    HVAC System Schematic (SE6)......1036
    B701 A/C Deicing Switch......1037
    B702 A/C High/Low Pressure Switch......1040
    M801 Left HVAC Blower Motor......1043
    M802 Right HVAC Blower Motor......1046
    M803 A/C Compressor......1049
    R801 HVAC Resistor......1052
    S703 HVAC Blower Switch......1055
  Group SE07: SE07 — Windshield Wiper......443
    Windshield Wiper System (SE7)......1059
    M804 Front Wiper Motor......1060
    M805 Front Washer Pump......1063
    M806 Rear Wiper Motor......1066
    M807 Rear Washer Pump......1069
    S704 Front Wiper Switch......1072
    S801 Rear Wiper Switch......1075
  Group SE08: SE08 — Audio System......443
    Radio (SE8)......1079
    A704 Radio......1080
    A704X1 Radio Connector......1081
    A704X2 Radio Antenna Connector......1084
    A704A Radio Antenna......1087
    H801 Right Speaker......1090
    H802 Left Speaker......1093
  Group SE10: SE10 — Seat System......443
    S501 Seat Switch (OOS)......1099
    S803 Seat Switch (Cab)......1102
  Group SE11: SE11 — Accessory, Convenience and Backup Alarm......443
    Accessory, Convenience and Backup Alarm Schematic (SE11)......1106
    H001 Horn......1107
    H023 Reverse Alarm......1111
    H701 Instrument Cluster Alarm (Cab)......1116
    H901 Instrument Cluster Alarm (OOS)......1119
    S003 Horn Switch......1122
    X791 Convenience Outlet......1127
  Group SE12: SE12 — Additional Power Outlet......443
    Additional Power Outlet Schematic (SE12)......1131
    X001 Power, Accessory, Ground to Junction Block......1132
    X002 Trailer Work Light (Not Used)......1137
    X091 Trailer Connector (EEC)......1141
  Group SE13: SE13 — AMS System......444
    A701 ATU Monitor......1151
    A702 ATU Steering Unit......1154
    A703 ATU Position Receiver......1157
  Group SE14: SE14 — Lights......444
    Lights Schematic (SE14)......1161
    E191 Right Tail/Brake/Turn Light......1162
    E192 Left Tail/Brake/Turn Light......1166
    H591 Front Left Clearance Light (OOS)......1170
    H592 Front Right Clearance Light (OOS)......1173
    H893 Front Left Clearance Light (Cab)......1176
    H894 Front Right Clearance Light (Cab)......1179
Section 240D: Electrical Tests and Adjustments......1182
  Group 05B: General References......1182
    Electrical Tests and Adjustments - Summary of References......1186
    How to Use Electrical Tests and Adjustments Information......1188
    Visually Inspect Electrical System......1192
    Seven-Step Electrical Procedure......1193
    Using a Probe Light......1196
    Circuit Types......1198
    Circuit Malfunctions......1200
    Troubleshooting Circuit Malfunctions......1203
    Understanding Electrical vs. Electronic Circuits......1208
    Using a Digital Multimeter......1211
    Install Test Equipment 40-1......1217
    Install Test Equipment 40-2......1219
    Troubleshooting Unresolved Electrical-Electronic Problems......1221
    Relay Circuit Types......1222
  Group 50AA: Tests and Adjustments......1182
    Connector Circuit Test......1241
    Diode Circuit Test......1247
    Fuse Circuit Test......1250
    Light Circuit Test......1252
    Miscellaneous Component Circuit Test......1254
    Motor Circuit Test......1256
    Pump Circuit Test......1258
    Relay Circuit Test......1260
    Resistor Circuit Test......1263
    Sensor Circuit Test......1265
    Solenoid Circuit Test......1269
    Switch Circuit Test......1274
    A/C Compressor Circuit Test......1278
    Alternator Circuit Test......1280
    Battery Inspection Test......1282
    Open Circuit Load Test......1290
    5 Volt Sensor Supply Circuit Test......1297
    CAN Network Voltage Checks......1300
    EHC—Electrohydraulic Control Unit Circuit Test......1303
    EHC—Electrohydraulic Control Unit Sensor Power and Ground Test......1307
    ICC—Instrument Cluster Control Unit Circuit Test......1310
    Electro-Hydraulic Controller Switched Supply Voltage and Ground Test......1314
    Electro-Hydraulic Controller Unswitched Supply Voltage and Ground Test......1316
Section 245: Electronic Control Units......1318
  Group 05B: General References......1318
    Electronic Control Units - Summary of References......1322
    How to Read Control Unit Theory of Operation......1324
    Recall, Record, and Clear Codes......1326
    Control Unit Addresses - Access......1334
    Electro-Hydraulic Controller General Information......1341
    Performance Monitor General Operation......1344
    On-Board Diagnostic Tool General Operation......1348
    Programming Control Units......1354
    Control Unit Locations and Identification......1361
    Servicing Electronic Control Units......1363
    Welding Near Electronic Control Units......1364
    Keep Electronic Control Unit Connectors Clean......1365
  Group 10AA: Electronic Control Unit Calibrations, Preliminary Checks and Operational Checks......1318
    Control Unit Calibration Procedures......1367
  Group 20AA: Electronic Control Unit Theory of Operation......1318
    CAN System and Vehicle Electronic Architecture......1370
    Control Unit Power Supply and Ground Theory of Operation......1372
    Electrical Power Supply (ELX) Theory of Operation......1374
    Wake-Up Voltage and Keep-Alive Voltage Theory of Operation......1376
    Instrument Cluster Control (ICC) Theory of Operation......1379
    Electro-Hydraulic Control Unit (EHC) Theory of Operation......1384
    Chassis Control Unit (CCU) Theory of Operation......1385
    Power Train Reverser (PTR) Theory of Operation......1390
    Hitch Control Unit (HCU) Theory of Operation......1396
  Group 30AA: Electronic Control Unit Schematics......1318
    Control Unit Schematics and Diagrams......1402
  Group 40AA: Electronic Control Unit Component and Connector Information......1318
    Control Unit Connectors and Components......1404
  Group 50AA: Electronic Control Unit Tests and Adjustments......1406
    Control Unit Tests and Adjustments......1406
  Group CCU: Chassis Control Unit (CCU)......1319
    Chassis Control Unit (CCU) Address List......1413
    CCU—Beep Mode Test with Speed Sensors......1419
    CCU—Beep Mode Test Without Speed Sensors......1422
    Chassis Control Unit (CCU) Configuration and Calibration......1423
    Chassis Control Unit (CCU) Rear Tire Rolling Circumference......1425
  Group HCU: Hitch Control Unit (HCU)......1319
    Hitch Control Unit (HCU) Address List......1435
    Hitch Control Unit (HCU) Beep Mode......1443
    Hitch Control Unit (HCU) Configuration and Calibration......1445
    Hitch Control Unit (HCU) Rear Hitch Calibration......1446
  Group ICC: Instrument Cluster Control Unit (ICC)......1319
    Instrument Cluster Control Unit (ICC) Address List......1459
    Instrument Cluster Control Unit (ICC) Beep Mode......1465
    Instrument Cluster Control Unit (ICC) Configuration and Calibration......1467
  Group PTR: Power Train Reverser (PTR)......1319
    Power Train Reverser (PTR) Address List......1479
    PTR Control Unit Beep Mode Test with Speed Sensors......1489
    PTR Control Unit Beep Mode Test Without Speed Sensors......1493
    Power Train Reverser (PTR) Control Unit Configuration and Calibration......1494
    Power Train Reverser (PTR) Transmission Calibration......1495
Section 250: Drive Systems and Transmissions......1502
  Group 05B: General References......1502
    Drivetrain—Summary of References......1506
    Drivetrain-General Information......1508
  Group 10AA: Drive Systems and Transmission Preliminary, Operational and Calibrations Checks......1502
    PR Transmission — Preliminary Checks......1513
    PR Transmission — Operational Checks......1517
    PR Transmission — Calibration......1521
    Differential, PTO and Axle — Preliminary Checks......1522
    Rear Differential Lock — Operational Check......1525
    EH PTO — Operational Checks......1526
    EH MFWD — Operational Checks......1528
  Group 20AA: Drive Systems and Transmission Theory of Operation......1502
    Drivetrain Overview and Theory of Operation......1532
    Creeper Operation......1535
    Differential Power Flow Operation......1537
    Differential Lock Operation......1538
    Final Drive Operation......1539
    Junction Block Operation......1540
    EH MFWD Operation......1542
    EH PTO Operation......1543
    Front Axle Operation......1544
  Group 30AA: Drive Systems and Transmission Schematics......1502
    Drivetrain Hydraulic Schematic — PR......1547
  Group 40AA: Drive Systems and Transmission Component and Connector Information......1502
    Drive Systems and Transmission Component and Connector Overview......1550
    G12 PR Control Valve......1551
    G14 PR Clutch Pack......1555
    G16 Junction Block......1559
    G17 EH PTO Assembly......1563
    G18 EH MFWD Assembly......1567
  Group 50AB: Drive Systems and Transmission Tests and Adjustments......1502
    Drivetrain — Tests and Adjustments......1572
Section 260: Steering and Brakes......1573
  Group 05B: General References......1573
    Steering and Brakes - Summary Of References......1577
    Install Test Equipment 60-1......1579
    Install Test Equipment 60-2......1580
    Install Test Equipment 60-3......1582
  Group 10AA: Steering Calibrations, Preliminary Checks and Operational Check......1573
    Steering Preliminary Check......1584
    Steering Operational Check......1585
  Group 10AB: Brakes Calibrations, Preliminary Checks and Operational Checks......1573
    Rear Brakes Preliminary Check......1587
    Rear Brake Operational Check......1588
  Group 20AA: Steering Theory of Operation......1573
    Steering - Steering Valve Theory of Operation......1594
  Group 20AB: Brakes Theory of Operation......1573
    Brake System Operation......1600
    Brake Valve Operation......1602
  Group 30AA: Steering Schematics......1573
    Steering - System Schematics......1609
  Group 30AB: Brakes Schematics......1573
    Brakes - System Schematics......1611
  Group 40AA: Steering Component and Connector Information......1573
    Steering System Component and Connector Overview......1613
    G3 Steering Valve Assembly......1614
  Group 40AB: Brakes Component and Connector Information......1573
    Brake System Component and Connector Overview......1620
    G9 Brake Valve Assembly......1622
  Group 50AA: Steering Test and Adjustments......1573
    Steering - Pump Flow Test......1627
    Steering Valve Relief Test......1628
    Steering Leak Test......1629
  Group 50AB: Front Axle Test and Adjustments......1573
    Checking Toe-In—Adjustable Front Axle......1632
    Adjusting Toe-In—Adjustable Front Axle......1633
    Checking Toe-In—MFWD Axle......1634
    Adjusting Toe-In—MFWD Axle......1635
    Set MFWD Steering Stops Turning Radius......1636
  Group 50AC: Brake Test and Adjustments......1574
    Bleed Rear Brakes......1638
    Rear Brake Valve Leak Test......1639
    Brakes - Brake Retractor Adjustment......1640
Section 270: Hydraulics......1641
  Group 05B: General References......1641
    Hydraulics - Summary of References......1647
    Hydraulic Designators......1650
    JIC Hydraulic Symbols......1651
    Hydraulic Oil Warm-Up Procedure......1654
    Install Test Equipment 70-1......1655
    Install Test Equipment 70-2......1656
    Install Test Equipment 70-3......1657
    Install Test Equipment 70-4......1658
    Install Test Equipment 70-5......1659
    Install Test Equipment 70-6......1660
    Install Test Equipment 70-7......1661
    Install Test Equipment 70-8......1662
    Install Test Equipment 70-9......1663
    Install Test Equipment 70-10......1665
    Install Test Equipment 70-11......1667
    Install Test Equipment 70-12......1670
  Group 10AA: Hydraulic Calibrations, Preliminary Checks, and Operational Checks......1641
    Hydraulics - Hydraulic System Preliminary Check......1673
    Hydraulics - Hydraulic System Operational Check......1675
    Hydraulics - Rear Hitch System Operational Check......1679
  Group 20AA: Hydraulic System Theory of Operation......1641
    Hydraulic System Overview......1683
    Hydraulic Filter Operation......1685
    Hydraulic Pump Operation......1686
  Group 20AB: Electro-hydraulic Hitch Control Valve Theory of Operation......1641
    Electro-Hydraulic Hitch Control Valve General Overview......1690
    Electro-hydraulic Hitch Control Operation—Neutral Position......1692
    Electro-hydraulic Hitch Control Operation—Lower Position......1694
    Electro-hydraulic Hitch Control Operation—Raise Position......1696
  Group 20AC: Electro-hydraulic Hitch Main Relief Valve Theory of Operation......1641
    Electro-hydraulic Hitch Main Relief Valve Operation......1700
  Group 20AD: Dual Mid-Mount Control Valve Theory of Operation......1642
    Dual Mid-Mount Control Valve Operation—Neutral Position......1704
    Dual Mid-Mount Control Valve Operation—Extend Position......1706
    Dual Mid-Mount Control Valve Operation—Retract Position......1708
    Dual Mid-Mount Control Valve Operation—Float Position......1710
  Group 20AE: Dual Rear Selective Control Valve Theory of Operation......1642
    Dual Rear SCV Operation - Neutral Position......1714
    Dual Rear SCV Operation - Extend Position......1716
    Dual Rear SCV Operation - Retract Position......1718
    Dual Rear SCV Operation - Float Position......1720
  Group 20AF: Triple Rear Selective Control Valve Theory of Operation......1642
    Triple Rear SCV Operation - Neutral Position......1725
    Triple Rear SCV Operation - Float Position......1728
    Triple Rear SCV Operation - Continuous Detent Position......1731
    Triple Rear SCV Operation - Kick-Out Detent Extend Position......1735
    Triple Rear SCV Operation - No Detent Retract Position......1737
    Triple Rear SCV Operation - Flow Control with Pressure Compensator Valve......1741
  Group 20AG: Double-Acting Sleeve Coupler Theory of Operation......1642
    Double-Acting Sleeve Coupler Operation......1744
  Group 20AH: Power Beyond Theory of Operation......1748
    Power Beyond Theory of Operation......1748
    SCV Diverter Plug Theory of Operation......1750
  Group 30AA: Hydraulic Schematics......1642
    Hydraulics - Functional Schematic......1753
    Power Beyond Hydraulic Schematic......1755
  Group 40AA: Hydraulic Component and Connector Information......1642
    Hydraulic System Component and Connector Overview......1758
    G1 Hydraulic Filter Assembly......1759
    G2 Dual Pump Assembly......1762
    G6 Dual Mid-Mount SCV......1765
    G7 Dual Rear SCV Assembly......1768
    G20 EH Hitch Assembly......1771
    G21 Triple Rear SCV Assembly......1774
    H1 Hydraulic Oil Cooler......1777
  Group 50AA: Hydraulics Test and Adjustments......1643
    Hydraulics - Prime Hydraulic Pump......1781
    Hydraulics - Implement Pump Flow Test......1782
    Hydraulics - Main Relief Valve Test......1785
    Hydraulics - Hitch Supply Pressure Test......1787
    Hydraulics - Hitch Load-Sense Relief Valve Adjustment......1788
    Hydraulics - Hitch Surge Relief Valve Test......1790
    Rockshaft Leakage Test......1792
    Rockshaft Lift Cycle Test......1794
    Hydraulics - SCV Leakage Test......1796
    Hydraulics - Triple Deluxe Rear SCV Functional Test......1799
    Hydraulics - Triple Deluxe Rear SCV Flow Control Test......1801
    Hydraulics - Rear Selective Control Valve (SCV) Cable Adjustment......1803
    Hydraulics - Kick-Out Detent Pressure Test......1806
    Hydraulics - Multi-Funtional Control Cable Adjustment......1808
Section 290: Operator's Station......1813
  Group 05B: General References......1813
    Operator Station — Summary Of References......1816
    Install Test Equipment 90-1......1818
  Group 10AA: Calibrations, Preliminary Checks and Operational Checks......1813
    Operator Station - HVAC Preliminary Checks......1822
    Operator Station - HVAC Operational Checks......1825
  Group 20AA: Theory of Operation......1813
    Refrigerant Circuit Layout......1833
    Operator Station - Air Conditioning System Operation......1835
    Operator Station - Air Conditioning Compressor Operation......1838
    Functional Description of Components — Condenser......1839
    Functional Description of Components—Receiver-Drier......1840
    Functional Description of Components—Expansion Valve......1841
    Functional Description of Components—Evaporator......1842
    Functional Description of Components—A/C Temperature Control Switch......1843
    Functional Description of Components—A/C Dual Pressure Switch......1844
    Functional Description of Components—Control Knobs for Heating and Cooling......1845
    Heating and Ventilation......1846
  Group 30AA: Schematics......1813
    Operator Station - Schematics......1849
  Group 40AA: Component and Connector Information......1813
    Operator Station - Component and Connector Information......1852
  Group 50AA: Tests and Adjustments......1813
    HVAC Circulation Blower Motor Circuit Test......1858
    HVAC Compressor Clutch Engagement and Cycle Test......1862
    HVAC System Pressure Check......1874
    HVAC Temperature Drop Check......1883
    Summary of A/C Testing......1888
    A/C System Moisture Removal Procedure......1889
Section 299: Special Tools......1890
  Group 05B: General References......1890
    Special Tools - Summary of References......1892
  Group 05C: Dealer Fabricated and Service Tools......1890
    DFRW26......1894
    DFRW51......1895
    DFRW83......1896
    DFRW126......1898
    DFRW133......1900
    DFRW183......1901
    Universal Tap-Out Harness......1902
    DFLX10 and DFLX11—Test Harnesses......1903
    DFLX12—Special Tool for 11-bit and 29-bit CAN BUS......1905
    DFLX14—Solenoid Valve Test Harness......1906

John Deere 5076EN and 5090EN Tractors Diagnosis and Tests Service Technical Manual (TM610019)