Complete service manual (Operation & Test) with Electrical Wiring Diagrams for John Deere 250D and 300D Series II  (626761-642000), with all the workshop information to maintain, diagnose, and refurbish rebuild like professional mechanics.

John Deere 250D and 300D Series II Articulated Dump Truck (ADT) workshop service & repair 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.

TM11516 - John Deere 250D and 300D Series II Articulated Dump Truck TIER 3(626761-642000) Technical Manual (Operation & Test).pdf
TM11516 - John Deere 250D and 300D Series II Articulated Dump Truck TIER 3(626761-642000) Technical Manual (Operation & Test).epub

Total Pages: 1,304 pages
File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English

MAIN SECTIONS
   Foreword
   General Information
      Safety
   Diagnostic Trouble Codes (DTCs)
      Chassis Control Unit (CCU) Diagnostic Trouble Codes
      Engine Control Unit (ECU) Diagnostic Trouble Codes
      Monitor Display Unit (MDU) Diagnostic Trouble Codes
      Output Expansion Unit (OEU) Diagnostic Trouble Codes
      Transmission Control Unit (TCU) Diagnostic Trouble Codes
      Tire Pressure Monitor (TPM) Diagnostic Trouble Codes
   Operational Checkout Procedure
      Operational Checkout Procedure
   Engine
      Theory of Operation
      Diagnostic Information
      Tests
   Electrical System
      System Information
      System Diagrams
      Sub-System Diagnostics
      Monitor Operation
      References
   Power Train
      Theory of Operation
      Diagnostic Information
      Tests
   Pneumatic System
      Theory of Operation
      Diagnostic Information
      Tests
   Hydraulic System
      Theory of Operation
      Diagnostic Information
      Tests
   Heating and Air Conditioning
      Theory of Operation
      Diagnostic Information
      Tests
      
Covered models:
  250D Series II (SN: 626761-642000)
  300D Series II (SN: 626761-642000)

tm11516 - 250D and 300D Series II Articulated Dump Truck TIER 3(626761-642000)

Table of Contents

Foreword

Section 9000: General Information

Group 01: Safety

Recognize Safety Information

Follow Safety Instructions

Operate Only If Qualified

Wear Protective Equipment

Avoid Unauthorized Machine Modifications

Inspect Machine

Stay Clear of Moving Parts

Avoid High-Pressure Fluids

Avoid High-Pressure Oils

Beware of Exhaust Fumes

Prevent Fires

Prevent Battery Explosions

Handle Chemical Products Safely

Dispose of Waste Properly

Prepare for Emergencies

Use Steps and Handholds Correctly

Start Only From Operator's Seat

Use and Maintain Seat Belt

Prevent Unintended Machine Movement

Avoid Work Site Hazards

Keep Riders Off Machine

Avoid Backover Accidents

Avoid Machine Tip Over

Operating on Slopes

Operating or Traveling on Public Roads

Inspect and Maintain ROPS

Add and Operate Attachments Safely

Park and Prepare for Service Safely

Service Tires Safely

Service Cooling System Safely

Remove Paint Before Welding or Heating

Make Welding Repairs Safely

Drive Metal Pins Safely

Section 9001: Diagnostic Trouble Codes (DTCs)

Group 10: Chassis Control Unit (CCU) Diagnostic Trouble Codes

008000.05 - Headlight Dips Open Circuit

008000.06 - Headlight Dips Short to Ground

008000.18 - Headlight Dips Less than Normal Current

008001.05 - Headlight Brights Open Circuit

008001.06 - Headlight Brights Short to Ground

008001.18 - Headlight Brights Less than Normal Current

008002.00 - System Air Pressure Voltage too High

008002.01 - System Air Pressure Voltage too Low

008003.00 - Start Signal Voltage Too High

008004.05 - Backup Lights and Backup Alarm Open Circuit

008004.06 - Backup Lights and Backup Alarm Short to Ground

008004.18 - Backup Lights and Backup Alarm Less than Normal Current

008010.05 - Front Wiper Low Speed Open Circuit

008010.06 - Front Wiper Low Speed Short to Ground

008010.18 - Front Wiper Low Speed Less than Normal Current

008011.00 - 12 Volt Battery Voltage Too High

008011.01 - 12 Volt Battery Voltage Too Low

008012.00 - Horn Switch Short to Power

008013.05 - Park Lights Open Circuit

008013.06 - Park Lights Short to Ground

008013.18 - Park Lights Less than Normal Current

008014.01 - Switched Power Supply VP3 Too Low

008015.05 - Work Lights Open Circuit

008015.06 - Work Lights Short to Ground

008015.18 - Work Lights Less than Normal Current

008016.01 - Switched Power Supply VP6 Too Low

008017.01 - Brake Light Switch Open or Short to Ground

008018.03 - IDL Solenoid or Bin Pressure Reduction Solenoid Short to Power

008018.05 - IDL Solenoid or Bin Pressure Reduction Solenoid Open Circuit

008019.00 - Bonnet Fan Temp Switch Short to Power

008021.00 - Left Height Position Sensor Voltage Too High

008021.01 - Left Height Position Sensor Voltage Too Low

008022.01 - Hazard Light Switch Circuit Open or Short to Ground

008023.00 - Right Height Position Sensor Voltage Too High

008023.01 - Right Height Position Sensor Voltage Low

008024.03 - Bin Detent Magnet or Air System Drain Solenoid Short to Power

008024.05 - Bin Detent Magnet or Air System Drain Solenoid Open Circuit

008025.00 - Articulation Angle Position Sensor Short to Power

008025.01 - Articulation Angle Position Sensor Open Circuit

008026.00 - Bin Position Sensor Short to Power

008026.01 - Bin Position Sensor Open Circuit

008026.02 - Bin Position Sensor Voltage Erratic

008027.03 - CTD Solenoid or Rear Wiper High Speed Voltage Too High

008027.05 - CTD Solenoid or Rear Wiper High Speed Open Circuit or Short Circuit

008028.00 - Bin Lever Position Sensor Short to Power

008028.01 - Bin Lever Position Sensor Open Circuit

008030.01 - Park Brake Dash Switch Voltage Too Low

008032.03 - Beacon Light or Horn Short to Power

008032.05 - Beacon Light or Horn Open Circuit

008033.00 - Air Conditioner Evaporator Temperature Sensor Short to Power

008033.01 - Air Conditioner Evaporator Temperature Sensor Open Circuit

008034.00 - Wet Disk Brake Temperature Sensor Short to Power

008034.01 - Wet Disk Brake Temperature Sensor Open Circuit

008035.00 - Air Conditioner Evaporator Inlet Temperature Sensor Short to Power

008035.01 - Cab Temperature Voltage Too Low

008036.00 - 5-Volt Supply to Bin and Articulation Position Sensors Too High

008036.01 - 5-Volt Supply to Bin and Articulation Position Sensors Too High

008037.00 - 5-Volt Supply to Bin and Bin Lever Position Sensors Short to Power

008037.01 - 5-Volt Supply to Bin and Bin Lever Position Sensors Open Circuit

008038.01 - Switched Power Supply VP4 Too Low

008039.01 - Ignition Power via Fuse 28 Voltage Too Low

008040.00 - Alternator Voltage Too High

008040.01 - Alternator Voltage Too Low

008040.17 - Battery Voltage Too Low

008041.03 - Articulation Backup Light Short to Power

008041.05 - Articulation Backup Light Open Circuit

008042.03 - Air Conditioner Compressor or Cab Recirculation Motor Short to Power

008042.05 - Air Conditioner Compressor or Cab Recirculation Motor Open Circuit

008043.05 - Bin (Dump Body) Up Solenoid Open Circuit

008043.06 - Bin (Dump Body) Up Solenoid Short to Ground

008044.03 - Service Brake Lights Short to Power

008044.05 - Service Brake Lights Open Circuit

008045.03 - Turn Lights Short to Power

008045.05 - Turn Lights Open Circuit

008046.03 - Front Washer or Front Wiper Hi Speed Short to Power

008046.05 - Front Washer or Front Wiper Hi Speed Open Circuit

008047.03 - Hydraulic Cut-Off Solenoid or Heated Mirror Short to Power

008047.05 - Mirror Heating or Hydraulic Cut Solenoid Open Circuit

008048.05 - Bin Down Solenoid Open Circuit

008048.06 - Bin Down Solenoid Short to Ground

008049.03 - Park Brake Solenoid or Engine Overspeed Relay Short to Power

008049.05 - Park Brake Solenoid or Engine Overspeed Relay Open Circuit

008050.00 - Hydraulic Temperature Sensor Voltage Too High

008050.01 - Hydraulic Temperature Sensor Voltage Too Low

008051.01 - Ignition Power Voltage via Fuse 30 Too Low

008052.01 - Ignition Power Voltage via Fuse 31 Too Low

008053.00 - Transfer Case Temperature Too High

008100.31 - Boost Pressure Protection Activated

008101.31 - Free Wheeling

008102.31 - Excessive Idle

008103.31 - Engine Overspeed

008104.31 - Output Shaft Speed Too High

008105.31 - Bin (Dump Body) Overload

008106.31 - Harsh Braking

008107.31 - Engine Coolant Temperature Too High

008108.31 - Engine Oil Pressure Too Low

008109.31 - Transmission Oil Sump Temperature Too High

008110.31 - TCU Calibration Mismatch

008111.31 - Dynamic Park Brake Application

008112.31 - OBW Strain Gauge Error

008113.31 - Hydraulic Temperature Too High

008114.31 - Wet Disk Brake Temperature Too High

008116.31 - Tire Speed Limitation Exceeded

008117.31 - Turbo Protection Override

008118.31 - Drop Box Temperature Too High

008119.31 - Unexpected Bin (Dump Body) Direction

Group 20: Engine Control Unit (ECU) Diagnostic Trouble Codes

000091.03 - Accelerator Pedal Position Sensor Short to Power

000091.04 - Accelerator Pedal Position Sensor Open or Short to Ground

000091.08 - Accelerator Pedal Abnormal Signal

000190.00 - Engine Speed Extremely High

000523.09 - Current Gear Signal Missing

Group 30: Monitor Display Unit (MDU) Diagnostic Trouble Codes

000237.13 - CCU VIN Mismatch

000630.13 - EOL Error

000639.19 - No CAN Messages

000830.00 - Fuel Level Sensor High Voltage

000830.01 - Fuel Level Sensor Low Voltage

002000.19 - CAN Communication Lost for ECU

002003.19 - CAN Communication Lost for TCU

002033.09 - No CAN Messages

002033.19 - CAN Communication Lost for CCU

002049.19 - CAN Communication Lost for OEU

002051.19 - CAN Communication Lost for TPM

002064.19 - CAN Communication Lost for OBW

002140.19 - CAN Communication Lost for SSM

002251.19 - Loss of MMU CAN Messages

Group 40: Output Expansion Unit (OEU) Diagnostic Trouble Codes

009001.05 - Blower High Speed Open Circuit

009001.06 - Blower High Speed Short to Ground

009001.18 - Blower High Speed Less Than Normal Current

009002.05 - Blower Medium Speed Open Circuit

009002.06 - Blower Medium Speed Short to Ground

009002.18 - Blower Medium Speed Less Than Normal Current

009004.05 - Blower Low Speed Open Circuit

009004.06 - Blower Low Speed Short to Ground

009004.18 - Blower Low Speed Less Than Normal Current

009005.05 - Bonnet Fan 2 Open Circuit

009005.06 - Bonnet Fan 2 Short to Ground

009005.18 - Bonnet Fan 2 Less Than Normal Current

009006.01 - Switched Power Supply VP3 Too Low

009007.05 - Starter Open Circuit

009007.06 - Starter Short to Ground

009007.18 - Starter Less Than Normal Current

009008.01 - Ignition Supply Voltage via Fuse 19 Too Low

009009.03 - Gear Hold Voltage Too High

009009.05 - Gear Hold Open Circuit or Short Circuit

009010.03 - Green or Yellow Load Light Short to Power

009010.05 - Green or Yellow Load Light Open Circuit

009011.03 - Automatic Neutral or Pre-Select 2nd Gear Voltage Too High

009011.05 - Automatic Neutral or Pre-Select 2nd Gear Open Circuit or Short Circuit

009012.05 - Red Load Light Open Circuit

009013.01 - Switched Power Supply VP4 Too Low

009014.01 - Switched Power Supply VP5 Too Low

009015.00 - Main Switched Power Voltage Too High

009015.01 - Main Switched Power Voltage Too Low

009016.03 - Fan Low or Medium Solenoid Short to Power

009017.03 - Heater Control Valve Actuator Short to Power

009017.05 - Heater Control Valve Actuator Open Circuit

009018.05 - Engine Cooling Fan Open Circuit

009018.06 - Engine Cooling Fan Short to Ground

009019.03 - Fan Cut-Off Solenoid Short to Power

009019.05 - Fan Cut-Off Solenoid Open Circuit

009021.03 - Left Strut Up/Down Solenoid Short to Power

009021.05 - Left Strut Up/Down Solenoid Open Circuit

009022.03 - Defrost Actuator or Floor Actuator Short to Power

009022.05 - Defrost Actuator or Floor Actuator Open Circuit

009024.03 - Right Strut Up/Down Solenoid Voltage High

009024.05 - Right Strut Up/Down Solenoid Current Low

009025.01 - Switched Power Supply VP2 Too Low

009026.01 - Switched Power Supply VP2 Too Low

Group 50: Transmission Control Unit (TCU) Diagnostic Trouble Codes

005017.03 - Retarder Temperature Sensor Open or Short to Power

005017.04 - Retarder Temperature Sensor Short to Ground

005018.03 - Transmission Sump Temperature Sensor Open or Short to Power

005018.04 - Transmission Sump Temperature Sensor Short to Ground

005021.03 - Clutch A Solenoid Short to Power

005021.04 - Clutch A Solenoid Short to Ground

005021.05 - Clutch A Solenoid Open Circuit

005022.03 - Clutch B Solenoid Short to Power

005022.04 - Clutch B Solenoid Short to Ground

005022.05 - Clutch B Solenoid Open Circuit

005023.03 - Clutch C Solenoid Short to Power

005023.04 - Clutch C Solenoid Short to Ground

005023.05 - Clutch C Solenoid Open Circuit

005024.03 - Clutch D Solenoid Short to Power

005024.04 - Clutch D Solenoid Short to Ground

005024.05 - Clutch D Solenoid Open Circuit

005025.03 - Clutch E Solenoid Short to Power

005025.04 - Clutch E Solenoid Short to Ground

005025.05 - Clutch E Solenoid Open Circuit

005026.03 - Clutch F Solenoid Short to Power

005026.04 - Clutch F Solenoid Short to Ground

005026.05 - Clutch F Solenoid Open Circuit

005027.03 - Clutch G Solenoid Short to Power

005027.04 - Clutch G Solenoid Short to Ground

005027.05 - Clutch G Solenoid Open Circuit

005028.03 - Clutch WK Solenoid Short to Power

005028.04 - Clutch WK Solenoid Short to Ground

005028.05 - Clutch WK Solenoid Open Circuit

005039.05 - Shifter Lock Solenoid Open Circuit

005044.02 - Throttle Pressure D1 Solenoid Data Erratic

005044.03 - Throttle Pressure D1 Solenoid Short to Power

005044.04 - Throttle Pressure D1 Solenoid Short to Ground

005044.05 - Throttle Pressure D1 Solenoid Open Circuit

005045.03 - Retarder Proportional Solenoid Short to Power

005045.04 - Retarder Proportional Solenoid Short to Ground

005045.05 - Retarder Proportional Solenoid Open Circuit

005046.02 - Transmission Shift Control Signal Malfunction

005049.02 - Hour Counter Malfunction

005051.02 - TCU Memory Malfunction

005052.11 - TCU System Malfunction

005055.02 - TCU CAN Communication Error

005056.04 - Retarder ON Solenoid Short to Ground

005056.05 - Retarder ON Solenoid Open Circuit

005058.02 - Output Speed Sensor Signal Malfunction

005058.11 - Output Speed Sensor Signal Overflow

005059.02 - Turbine Speed Sensor Signal Malfunction

005059.11 - Turbine Speed Sensor Signal Overflow

005061.11 - TCU Checksum Malfunction

005062.03 - Retarder Resistor Open or Short to Power

005062.04 - Retarder Resistor Short to Ground

005063.14 - TCU ID Code Malfunction

005064.00 - Transmission Slip Monitoring—Limit Value Exceeded

005065.00 - Retarder Oil Temperature Over Limit

005065.14 - Retarder Oil Temperature High

005066.00 - Transmission Sump Oil Temperature Over Limit

005066.14 - Transmission Sump Oil Temperature High

005067.03 - Unused Output Short to Power

005068.12 - TCU Central Cut-Off Malfunction

005076.00 - Clutch Slippage During Power Upshift

005079.03 - Operating Voltage Above Limit

005079.04 - Operating Voltage Below Limit

005084.02 - TCU Checksum Malfunction

Group 60: Tire Pressure Monitor (TPM) Diagnostic Trouble Codes

000241.01 - Tire Second Level Alert

000241.16 - Tire First Level High Pressure Alert

000241.18 - First Level Alert Low Pressure

000242.16 - Tire High Temperature Alert

000929.12 - Tire Sensor Fault

000929.31 - Tire Eeprom Fault

007020.00 - Left Front Tire Extremely High

007020.01 - Left Front Tire Extremely Low

007020.03 - Left Front Tire High

007020.04 - Left Front Tire Low

007020.19 - Left Front Tire Error

007020.31 - Left Front Tire Undefined Malfunction

007021.00 - Left Middle Tire Extremely High

007021.01 - Left Middle Tire Extremely Low

007021.03 - Left Middle Tire High

007021.04 - Left Middle Tire Low

007021.19 - Left Middle Tire Error

007021.31 - Left Middle Tire Undefined Malfunction

007022.00 - Left Rear Tire Extremely High

007022.01 - Left Rear Tire Extremely Low

007022.03 - Left Rear Tire High

007022.04 - Left Rear Tire Low

007022.19 - Left Rear Tire Error

007022.31 - Left Rear Tire Undefined Malfunction

007023.00 - Right Tire Extremely High

007023.01 - Right Front Tire Extremely Low

007023.03 - Right Front Tire High

007023.04 - Right Front Tire Low

007023.19 - Right Front Tire Error

007023.31 - Right Front Tire Undefined Malfunction

007024.00 - Right Middle Tire Extremely High

007024.01 - Right Middle Tire Extremely Low

007024.03 - Right Middle Tire High

007024.04 - Right Middle Tire Low

007024.19 - Right Middle Tire Error

007024.31 - Right Middle Tire Undefined Malfunction

007025.00 - Right Rear Tire Extremely High

007025.01 - Right Rear Tire Extremely Low

007025.03 - Right Rear Tire High

007025.04 - Right Rear Tire Low

007025.19 - Right Rear Tire Error

007025.31 - Right Rear Tire Undefined Malfunction

Section 9005: Operational Checkout Procedure

Group 10: Operational Checkout Procedure

Operational Checkout

Section 9010: Engine

Group 05: Theory of Operation

POWERTECH 9.0L (6090) John Deere Engines

Fast Fill Fuel System Theory of Operation—If Equipped

Group 15: Diagnostic Information

POWERTECH 9.0L (6090) John Deere Engines

Engine Cooling System Component Location

Engine Fuel System Component Location

Engine Intake and Exhaust Component Location

Fast Fill Fuel System Underfill—If Equipped

Fast Fill Fuel System Overfill—If Equipped

Fast Fill Fuel System Nozzle Leaks at Receiver—If Equipped

Group 25: Tests

POWERTECH 9.0L (6090) John Deere Engines

Monitor Display Unit (MDU) Tachometer

Engine Slow and Fast Idle Speed Check

Section 9015: Electrical System

Group 05: System Information

Electrical Diagram Information

Electrical Schematic Symbols

Group 10: System Diagrams

Fuse and Relay Specifications

System Functional Schematic, Wiring Diagrams, and Component Locations Master Legend

System Functional Schematic, Wiring Diagrams, and Component Locations Master Legend With Pneumatic Control Valve—If Equipped

System Functional Schematic and Section Legend

Battery Compartment Harness (W6) Component Location

Battery Compartment Harness (W6) Wiring Diagram

Front Chassis/Engine Harness (W7) Component Location

Front Chassis/Engine Harness (W7) Wiring Diagram

Engine Control Unit (ECU) Interface Harness (W8) Component Location

Engine Control Unit (ECU) Interface Harness (W8) Wiring Diagram

Cab Harness (W10) Component Location

Cab Harness (W10) Component Location With Pneumatic Control Valve—If Equipped

Cab Harness (W10) Wiring Diagram

Cab Harness (W10) Wiring Diagram With Pneumatic Control Valve—If Equipped

Transmission Valve Control Module Harness (W11) Component Location

Transmission Valve Control Module Harness (W11) Wiring Diagram

Transmission Control Harness (W12) Component Location

Transmission Control Harness (W12) Wiring Diagram

Transmission Harness (W13) Component Location

Transmission Harness (W13) Wiring Diagram

Hydraulic Harness (W14) Component Location

Hydraulic Harness (W14) Wiring Diagram

Rear Chassis Harness (W15) Component Location

Rear Chassis Harness (W15) Wiring Diagram

Work Light Harness (W16) Component Location

Work Light Harness (W16) Wiring Diagram

Air Conditioner Actuator Harness (W18) Component Location

Air Conditioner Actuator Harness (W18) Wiring Diagram

Articulation Harness (W19) Component Location

Articulation Harness (W19) Wiring Diagram

AM/FM Radio Harness (W20) Component Location

AM/FM Radio Harness (W20) Wiring Diagram

JDLink™ System Harnesses Component Location—MIG/GTT

JDLink™ System Harnesses Component Location—MTG/SAT

JDLink™ System Wiring Diagrams—MIG/GTT

JDLink™ System Wiring Diagrams—MTG/SAT

On Board Weighing (OBW) and Tire Pressure Monitoring (TPM) System Harness (W30) Component Location

On Board Weighing (OBW) and Tire Pressure Monitoring (TPM) System Harness (W30) Wiring Diagram

Seat Heater Harness (W33) Component Location

Seat Heater Harness (W33) Wiring Diagram

Pneumatic Control Valve Harness (W40) Wiring Diagram—If Equipped

Group 15: Sub-System Diagnostics

Start and Charge Circuit Theory of Operation

Controller Area Network (CAN) Circuit Theory of Operation

Engine Control Unit (ECU) Circuit Theory of Operation

Transmission Control Unit (TCU) and Retarder Circuit Theory of Operation

Chassis Control Unit (CCU) Circuit Theory of Operation

Output Expansion Unit (OEU) Circuit Theory of Operation

Bin (Dump Body) Control and Gear Limit Circuit Theory of Operation

Inter-Axle Differential Lock (IDL) Circuit Theory of Operation

Park Brake Circuit Theory of Operation

Monitor Display Unit (MDU) Circuit Theory of Operation

Turn Lights and Four-Way Flasher Circuit Theory of Operation

Backup Alarm and Backup Light Circuit Theory of Operation

Service Brake Light Circuit Theory of Operation

Wiper and Washer Circuit Theory of Operation

24/12 V Voltage Converter Theory of Operation

Air Conditioning Circuit Theory of Operation

Electric Mirror Circuit Theory of Operation

Unloader Valve Heater Circuit Theory of Operation

Tire Pressure Monitoring (TPM) System Theory of Operation

On Board Weighing (OBW) Controller Circuit Theory of Operation

Turbo Spin Down and Idle Shutdown (Auto Shutdown) Circuit Theory of Operation

JDLink™ Circuit Theory of Operation—If Equipped

Group 16: Monitor Operation

Monitor Display Unit (MDU)—Service Mode

Monitor Display Unit (MDU)—Service Interval Reset

Monitor Display Unit (MDU)—Clear Stored DTC

Monitor Display Unit (MDU)—Engine Torque Values

Monitor Display Unit (MDU)—Output Diagnostics

Monitor Display Unit (MDU)—Gear Selector

Monitor Display Unit (MDU)—Site Limit

Monitor Display Unit (MDU)—Safety Limit

Monitor Display Unit (MDU)—Prevent Tip

Monitor Display Unit (MDU)—Tire Size

Monitor Display Unit (MDU)—Position Sensors

Monitor Display Unit (MDU)—Hydraulic Pressure Setup

Monitor Display Unit (MDU)—Custom Hydraulic Setup

Monitor Display Unit (MDU)—OBW Configuration

Monitor Display Unit (MDU)—LCD Offset

Monitor Display Unit (MDU)—Enable Options

Monitor Display Unit (MDU)—Enable Load Spreading

Group 20: References

Electrical Component Specifications

Service ADVISOR™ Connection Procedure

Service ADVISOR™ Diagnostic Application

Reading Diagnostic Trouble Codes with Service ADVISOR™ Diagnostic Application

Intermittent Diagnostic Trouble Code (DTC) Diagnostics

JDLink™ System Identification

JDLink™ Connection Procedure—If Equipped

Alternator Test

Relay Test

Diode Test

Controller Area Network (CAN) Circuit Testing

Controller Area Network (CAN) Resistor Test

Pneumatic System Solenoids, Pressure Switches, and Sensor Tests

Hydraulic Pressure Switches Test

Hydraulic Temperature Sensors Test

Bin (Dump Body) Position Sensor Calibration

Dump Body Position Sensor Test

Incline Sensor Calibration—If Equipped

Steering Column Switch Test

Transmission Solenoids, Speed Sensors, Sump Temperature Sensor, and Retarder Resistor Tests

Retarder Proportional Solenoid Test

Retarder Temperature Sensor Test

On Board Weighing (OBW) Calibration

Foot Throttle Calibration Procedure

TPM—Activating Tire Pressure Monitoring System

TPM—Programming Sensors with SmartWave® Advanced Maintenance Tool

TPM—Programming Using Sensor Identification Numbers

TPM—Cold Inflation Pressure (CIP) Setup

TPM—SmartWave® Advanced Maintenance Tool Diagnostics

TPM—Tire Pressure Sensor Remove and Install

Electronic Controllers Remove and Install

Program Monitor Display Unit (MDU)

Monitor Display Unit Remove and Install

Accelerator Pedal Position Sensor Remove and Install

Connector Terminal Test

Replace Metri-Pack® (Push Type) Connectors

Replace Metri-Pack® Connectors

Replace DEUTSCH® Circular Connectors

Replace DEUTSCH® Rectangular or Triangular Connectors

Install DEUTSCH® Contact

Replace WEATHER PACK® Connector

Install WEATHER PACK® Contact

Replace CINCH™ Connectors

Install CINCH™ Contact

Repair 32 and 48 Way CINCH™ Connectors

Remove Connector Body from Blade Terminals

Section 9020: Power Train

Group 05: Theory of Operation

Transmission Control System

Transmission Cross Sectional Diagram

Torque Converter Operation

Transmission Clutch Engagement

Transmission Retarder Operation

Service Brake System Operation

Transfer Case and Inter-Axle Differential Lock (IDL) Operation

Group 15: Diagnostic Information

Transmission External Components

Power Train Component Location

Service Brake Circuit Component Location

Axle Breather Leaking

Final Drive Overheating

Final Drive Noisy

Final Drive Leaking Oil

Differential Assembly Noisy and/or Overheating

Service Brake Pads Excessive Wear

Poor or No Service Brakes

Service Brakes Do Not Fully Release

Time Between Service Brake Accumulator Charging Cycles Too Short

Park Brake Does Not Release

Park Brake Will Not Hold

Machine Will Not Move

Transmission Will Not Shift to Forward or Reverse

Engine Speed Too Low During Torque Converter Stall

Low Transmission Lube Pressure

Low Main Pressure in All Gears

Excessive Clutch Slippage and Chatter

Oil Comes Out of Transmission Oil Fill Tube

Buzzing Noise from Transmission

Transmission Overheating in All Gears

Transmission Not Shifting Properly (Rough Shifts, Shifting at Too-Low or Too-High Speed)

Transmission Will Not Make a Specific Shift

Transmission Oil Leaking into Torque Converter Housing

Transmission Retarder Does Not Function

Transmission Retarder Weak

Retarder Stays On When Not Requested

Transmission Retarder Too Aggressive

Group 25: Tests

Transmission Warmup Procedure

JT02156A Digital Pressure/Temperature Analyzer Kit Installation

Transmission Pressure Test

Torque Converter Stall Test

Torque Converter Stator Tests

Transmission Oil-to-Air Cooler Restriction Test

Front Suspension Strut Leakage Check

Front Axle Suspension Strut Height Check

Service Brake Accumulator Pressure Reducing Valve Test and Adjustment

Service Brake Accumulator Charge Valve Test and Adjustment

Service Brake Low Pressure Switch Test

Front and Rear Service Brake Apply Accumulators Pressure Test and Charge Procedure

Service Brake Valve Test

Park Brake Test

Park Brake Pressure Test

Park Brake Pad Thickness Check

Park Brake Adjustment

Wheel Hub Bearing Preload Adjustment (Wheel Installed)

Section 9022: Pneumatic System

Group 05: Theory of Operation

Pneumatic System Operation

Pneumatic System Operation With Pneumatic Control Valve—If Equipped

Air Pressure Supply Circuit Operation

Air Dryer and Unloader Valve

Group 15: Diagnostic Information

Pneumatic System Schematic

Pneumatic System Schematic With Pneumatic Control Valve—If Equipped

Pneumatic System Component Location

Pneumatic System Component Location With Pneumatic Control Valve—If Equipped

Pneumatic Manifold Component Location

Pneumatic System Will Not Reach Operating Pressure

Park Brake Will Not Release

Inter-Axle Differential Lock (IDL) Will Not Operate

Air Horn Will Not Operate

Group 25: Tests

Pneumatic System Main Pressure Test and Adjustment

Park Brake Pressure Test

Section 9025: Hydraulic System

Group 05: Theory of Operation

Articulated Dump Truck Hydraulic System Operation

Main Hydraulic Pump Operation

Main Hydraulic Pump Load Sense Operation

Service Brake System Operation

Steering and Secondary Steering System Operation

Steering Valve Operation

Secondary Steering Pump Operation

Hydraulic System Manifold Operation

Dump Body Control Valve Operation

Group 15: Diagnostic Information

Hydraulic System Schematic

Hydraulic System Component Location

No Hydraulic Functions

All Hydraulic Functions Slow

Hydraulic Oil Overheats

Main Hydraulic Pump Noisy

Bin (Dump Body) Will Not Rise

Onboard Weighing (OBW) Does Not Function Properly

Poor or No Service Brakes

Service Brake Pads Excessive Wear

Service Brakes Do Not Fully Release

Time Between Service Brake Accumulator Charging Cycles Too Short

Slow or No Steering Function

Constant Steering Needed to Maintain Straight Travel

Steering Erratic

Steering Soft or Spongy

Steering Wheel Free Play

Steering Locks Up

Abrupt Steering Wheel Oscillation

Steering Wheel Turns by Itself

Machine Turns in Opposite Direction as Steering Wheel

Machine Turns With Steering Valve in Neutral

Group 25: Tests

JT02156A Digital Pressure/Temperature Analyzer Installation

Hydraulic System Warmup Procedure

Cycle Time Test

Main Hydraulic Pump Residual and Compensator Valves Test and Adjustment

System Relief Valve and Bin (Dump Body) Raise Circuit Relief Valve Test

Priority Valve Test

Service Brake Accumulator Pressure Reducing Valve Test and Adjustment

Service Brake Accumulator Charge Valve Test and Adjustment

Service Brake Low Pressure Switch Test

Front and Rear Service Brake Apply Accumulators Pressure Test and Charge Procedure

Service Brake Valve Test

Steering Relief Valve Pressure Test and Adjustment

Steering Cylinder Leakage Test

Secondary Steering Pump Residual and Compensator Valves Test and Adjustment

Bin (Dump Body) Lower Circuit Relief Valve Test

Pilot Pressure Regulating Valve Test and Adjustment

Section 9031: Heating and Air Conditioning

Group 05: Theory of Operation

Air Conditioning System Cycle of Operation

Heater Core Operation

Group 15: Diagnostic Information

Air Conditioner and Heater Component Location

Air Conditioning System Does Not Operate

Air Conditioner Does Not Cool Interior of Cab

Air Conditioner Runs Constantly, Too Cold

Interior Windows Continue to Fog

Heater System Does Not Operate

Heater Does Not Warm Interior of Cab

Group 25: Tests

Refrigerant Cautions and Proper Handling

Air Conditioner and Heater Operational Checks

R134a Air Conditioning System Test

Operating Pressure Diagnostic Chart

Air Conditioner Freeze Control Switch Test

Air Conditioner Compressor Clutch Test

Air Conditioner High/Low Pressure Switch Test

Air Conditioner Expansion Valve Test

Blower Motor Resistor/Thermofuse Test

Blower Motor Test

Expansion Valve Bench Test

Refrigerant Leak Test

John Deere 250D and 300D Series II Articulated Dump Truck Service Manual - TM11516 (Operation & Test)