This Komatsu WA170M-11E0 Wheel Loader Shop Manual (VENBM10000) is meant for the machine that’s doing load‑out, stockpile work, and general yard or site loading in the mid-size wheel loader range. People who grab this kind of book are usually field techs, shop mechanics, or anyone who actually has to tear into the loader when it won’t earn money. They’re usually trying to chase down fault codes, strip and rebuild components, and get the loader back in the dirt with minimal back‑and‑forth to the dealer.
What this manual helps you do
- Trace hydraulic issues in the WA170M-11E0 by following circuit layouts and step‑by‑step test procedures with standard workshop tools.
- Diagnose electrical faults using wiring diagrams, connector callouts, and typical troubleshooting flows for this exact wheel loader model.
- Follow disassembly and reassembly sequences for major components like axles, powertrain, and work equipment so you don’t guess the order in the field.
- Check wear limits and repair criteria for mechanical parts so you can decide on‑site whether to reuse, repair, or replace.
- Handle post‑repair adjustments and function checks so the machine leaves the bay operating within normal performance for this series.
Who this is for
This is aimed at a field technician, shop mechanic, or dealer-level service tech working specifically on the Komatsu WA170M-11E0 Wheel Loader. If you’re an operator just looking for daily checks or basic maintenance, you’d want the Operation and Maintenance Manual instead, not this shop manual.
FAQ
Q: Is this a PDF I can download and search?
A: Yes, it’s a PDF you can download, search by keyword, and print specific pages for use in the field.
Q: Does it go deep enough for full overhauls?
A: These shop manuals usually cover diagnostic steps, teardown, inspection, and reassembly procedures suited for full workshop-level repairs.
Q: How do I know it matches my machine variant?
A: The manual is tied to the WA170M-11E0 designation and book reference VENBM10000; if your ID plate shows a different model code, you should confirm compatibility first.
Bottom line: If you’re repairing or diagnosing a Komatsu WA170M-11E0 in the shop or on a jobsite, this is the right manual; if you just need basic operation and daily service info, keep looking.
📘 Show Index
Table of Contents:
- VENBM10000 WA170M-11E0
- Content
- Index and Foreword
- Specifications
- Structure and Function
- Standard Value Table
- Testing and Adjusting
- Troubleshooting
- Disassembly and Assembly
- Maintenance Standard
- Appendix
- Other
- Index and Foreword
- Abbreviation List
- List of Abbreviations Used in the Text
- List of Abbreviations Used in the Circuit Diagrams
- Foreword, Safety, Basic Information
- How to Read the Shop Manual
- Composition of the Shop Manual
- Symbols
- Signal Word
- Unit
- Safety Notice for Operation
- Safety Considerations
- General Precautions
- Precautions for Preparatory Work
- Precautions During Work
- Precautions for Slinging Work and Making Signals
- Precautions When You Use Mobile Crane
- Precautions When You Use Overhead Traveling Crane
- Selecting Wire Ropes
- Precautions to Prevent Fire
- Fire Caused by Fuel, Oil, Coolant or Window Washer Fluid
- Fire Caused by Accumulated or Attached Flammable Objects
- Fire Caused by Electrical System
- Fire from Pipings
- Fire Caused by High Temperature Exhaust Gas
- Explosion Caused by Light
- Procedures If Fire Occurs
- Precautions for Disposing of Waste Material
- Engine Technology to Conform Exhaust Gas Emission
- Precautions for DEF
- General Character and Precautions for Handling
- Precautions When You Add
- Precautions for Storage
- Precautions for Fire Hazard and Leakage
- Other Precautions
- Store DEF
- Handle DEF in Cold Weather
- Precautions When You Handle Hydraulic Equipment
- Select an Applicable Workplace
- Disassembly and Maintenance Work in the Field
- Seal Openings (Prevention of Flowing Out of Oil)
- Preventing Intrusion of Foreign Materials While You Refill
- Replace Hydraulic Oil While Its Temperature is High
- Do Not Use Hydraulic Oil and Lubricating Oil Again
- Flushing Operation
- Cleaning Operation
- Precautions When You Disconnect and Connect Pipings
- Precautions for Removal and Disassembly Work
- Introduction of Parts for Disassembly of Face Seal Type Hoses and Tubes
- Introduction of Parts for Disconnection of Taper Seal Type Hoses and Tubes
- Introduction of Parts for Disconnection of Split Flange Type Hoses and Tubes
- Introduction of Parts for Removal of O-Ring Boss Type Joint
- Introduction of Parts for Removal of Taper Pipe Thread Type Joint
- Precautions for Installation and Assembly Work
- Precautions at the End Time of Work
- Precautions When You Handle Electrical Equipment
- Handle Wiring Harnesses and Connectors
- Main Causes of Failure in Wiring Harness
- Precautions When You Handle Fuel System Equipment
- Select an Applicable Workplace
- Seal the Opening
- How to Clean Parts When Dirt is Stuck
- Precautions When You Replace Fuel Filter Cartridge
- Precautions for Handling Intake System Equipment
- Select an Applicable Workplace
- Seal the Opening
- Practical Use of KOMTRAX
- Advantage to Use KOMTRAX
- How to Make a Full Use of KOMTRAX
- How to Operate KOMTRAX
- Precautions for Disconnection and Connection of Connectors
- Disconnect Connectors
- Connect Connectors
- Dry Wiring Harness
- Handle Controller
- Precautions for Troubleshooting Electrical Circuits
- How to Disconnect and Connect Deutsch Connector
- How to Disconnect Deutsch Connector
- How to Connect Deutsch Connector
- How to Disconnect and Connect Slide Lock Type Connector
- How to Disconnect Slide Lock Type Connector (FRAMATOME-3, FRAMATOME-2)
- How to Connect Slide Lock Type Connector (FRAMATOME-3, FRAMATOME-2)
- How to Disconnect Slide Lock Type Connector (FRAMATOME-24)
- How to Connect Slide Lock Type Connector (FRAMATOME-24)
- How to Disconnect and Connect Connector with Lock to Pull
- How to Disconnect Connector with Lock to Pull
- How to Connect Connector with Lock to Pull
- How to Disconnect and Connect Connector with Lock to Push
- How to Disconnect Connector with Lock to Push (BOSCH-3)
- How to Connect Connector with Lock to Push (BOSCH-3)
- How to Disconnect Connector with Lock to Push (AMP-3)
- How to Connect Connector with Lock to Push (AMP-3)
- How to Disconnect Connector with Lock to Push (SUMITOMO-3)
- How to Connect Connector with Lock to Push (SUMITOMO-3)
- How to Disconnect Connector with Lock to Push (SUMITOMO-4)
- How to Disconnect Connector with Lock to Push (SUMITOMO-4)
- How to Disconnect and Connect Connector with Housing to Rotate
- How to Disconnect Connector with Housing to Rotate
- Connect Connector with Housing to Rotate
- Method for Connecting Ring Terminals and Strip Fuses to Power Stud of Printed Circuit Boards
- How to Read the Codes for Electric Cable
- Type, Symbol, and Material
- Color Code Table
- Explanation of Terms for Maintenance Standard
- Standard Dimension and Tolerance
- Standard Clearance and Standard Value
- Standard Interference
- Allowable Limit, Allowable Value, or Allowable Dimension
- Allowable Clearance
- Allowable Interference
- Standard Tightening Torque Table
- Table of Tightening Torque for Bolts and Nuts
- Table of Tightening Torque for O-Ring Boss Piping Joints
- Table of Tightening Torque for O-Ring Boss Plugs
- Table of Tightening Torque for Boss Piping Joints With Flat Seal (DIN3852)
- Table of Tightening Torque for Boss Plugs With Flat Seal (DIN3852)
- Table of Tightening Torque for Hose (24° Cone ACC. DIN3865)
- Table of Tightening Torque for Bolts and Nuts on 102,107 and 114 Series Engines
- Table of Tightening Torque for 102, 107, and 114 Series Engines (Joint Bolts)
- Table of Tightening Torque for Tapered Screws on 102,107, and 114 Series Engines (National Taper Pipe Thread (NPT))
- Conversion Table
- How to Use the Conversion Table
- Examples to Use the Conversion Table to Change a Unit from mm to in.
- Temperature
- Specifications
- Dimensions, Weights and Operating Data
- Specifications: Z-Kinematic
- Specifications: TL-Kinematic
- Dimensions, Operating Data with Fork (TL- Kinematic)
- Specifications
- Weight Tables
- Fuel, Coolant and Lubricants by Ambient Temperature
- Basic Procedures of Maintenance
- Oil
- Biodegradable Hydraulic Oils and Lubricants
- Fuel
- Paraffin-Based Fuel
- Coolant and Water for Dilution
- Grease
- Oil and Fuel Storage
- Filter
- Outline of Electric System
- Tightening Torque List – Metric Screws and Nuts
- Structure and Function
- Urea SCR System
- Layout Drawing of Urea SCR System
- UREA SCR System Diagram
- Function of UREA SCR System
- Function of DEF System
- Function of DEF Injection
- DEF Purge Function
- Function to Thaw DEF and Prevent Freezing
- Inducement Strategy
- Inducement Strategy When the DEF Level in the Tank Becomes Low
- Inducement Strategy When Abnormality is Found in the DEF Quality or in the Urea SCR System Devices
- Inducement Strategy When Abnormality is Found in the EGR System by the Urea SCR System Devices
- Inducement Strategy for Abnormality Recurrence within 40 Hours
- Component Parts of Urea SCR System
- DEF Mixing Tube
- Structure of DEF mixing tube
- Function of DEF mixing tube
- SCR Assembly
- Structure of SCR assembly
- DEF Tank
- DEF Tank Sensor
- Structure of DEF tank sensor
- Function of DEF tank sensor
- DEF Pump
- DEF Injector
- Structure of DEF Injector
- Function of DEF Injector
- Operation of DEF Injector
- DEF Hose
- Structure of DEF Hose
- Function of DEF Hose
- DEF Tank Heating Valve
- Structure of DEF Tank Heating Valve
- Function of DEF Tank Heating Valve
- Operation of DEF Tank Heating Valve
- Electrical System
- Layout Drawing of Electrical System
- Boot-up System
- Layout Drawing of Boot-up System
- Around Cab and Floor
- Battery Disconnect Switch
- Function of Battery Disconnect Switch
- Preheating System
- Function of Automatic Preheating System
- Operation of Automatic Preheating System
- Engine System
- Layout Drawing of Engine System
- Cooling System
- Layout Drawing of Cooling System
- Specifications of Cooling System
- Cooling Fan Control System
- Cooling Fan Control System Diagram
- Function of Cooling Fan Control System
- Cooling Fan Reverse Rotation Function (Option)
- Component Parts Of Cooling System
- Structure of Cooling Fan Motor
- Specifications of Cooling Fan Motor
- Control System
- Layout Drawing of Control System
- Around Cab and Floor
- Machine Monitor System
- Machine Monitor System Diagram
- KOMTRAX System
- KOMTRAX System Diagram
- Function of KOMTRAX System
- Component Parts of Control System
- Machine Monitors
- Types of gauges and meters displayed on machine monitor
- Types of caution lamps displayed on machine monitor
- Types of Pilot Lamps Displayed on Machine Monitor
- Operator Mode Function of Machine Monitor
- Service Mode Function of Machine Monitor
- KOMTRAX Terminal
- Structure of KOMTRAX Terminal General View
- Function of KOMTRAX Terminal
- Input and output signals of KOMTRAX terminal
- Rearview Monitor and Camera System
- Layout Drawing of Monitor and Camera System
- Structure of Rearview Monitor
- Structure of Rearview Camera
- Rearview Overlay
- Additional Power Connection at Camera Connector
- HST Controller
- Structure of HST Controller
- Real Time Monitoring Function
- Self-Diagnosis Function
- Input and Output Signals of HST Controller Terminal
- CAN Terminating Resistor
- Structure of CAN Terminating Resistor General View
- Specifications of CAN Terminating Resistor
- Function of CAN Terminating Resistor
- Engine Controller
- Structure of Engine Controller General View
- Real Time Monitoring Function
- Self-diagnosis function
- Accelerator Pedal
- Structure and function of accelerator pedal
- Acceleration Signal
- Idling Validation Signal
- Auto-Idle-Stop (optional)
- Output Characteristics
- Hydraulic System
- Layout Drawing of Hydraulic System
- CLSS
- Structure of CLSS
- Function of CLSS
- Component Parts of Hydraulic System
- Structure of Hydraulic Tank
- Specifications of Hydraulic Tank
- Structure of the Pump for Work Equipment / Steering and Cooling Fan
- Specifications of the Pumps for Work Equipment / Steering and Cooling Fan
- Function of the Cooling Fan and Brake Line Pump
- Function of the Work Equipment and Steering Pump
- Operation to Control Discharged Volume
- LS Valve of Work Equipment and Steering Pump
- Function of LS Valve of Work Equipment and Steering Pump
- Function of PC Valve of Work Equipment and Steering Pump
- Structure of main control valve
- Hydraulic Circuit Diagram of Main Control Valve
- Pressure Compensation Valve of Control Valve
- Function of Pressure Compensation Valve of Control Valve
- Operation of Pressure Compensation Valve of Control Valve
- Introduction of LS Pressure in Control Valve
- Function of Introduction of LS Pressure in Control Valve
- Operation of Introduction of LS Pressure in Control Valve
- Function of LS Bypass Valve of Control Valve
- Operation of LS Bypass Valve of Control Valve
- Optional Hydraulic Systems
- Structure of 4th Hydraulic Circuit
- Function of 4th Hydraulic Circuit
- Structure of Tool Control
- Function of Tool Control
- Structure of Rear Connectors for Auxiliary Circuits
- Function of Rear Connectors for Auxiliary Circuits
- Structure and Function of Front Drain Line
- Power Train System
- Layout Drawing of Power Train System
- Operation of Power Train System
- Function of Closed Circuit System
- Specifications of HST System
- Structure of HST System
- 20km/h
- 40km/h
- Component Parts of Power Train System
- Structure of Drive Shafts
- Function of Drive Shaft
- Structure of HST Pump
- Operation of HST Pump
- HST Motor
- HST Drive Mode Control Function (40 km/h)
- Structure of Transfer Box
- Function of Transfer Box
- Structure of Front Axle
- Structure of Rear Axle
- Function of Differential
- Function of Towing System
- Work Equipment System
- Layout of Work Equipment System
- Work Equipment Lock System
- ECSS
- Function of ECSS
- Operation of ECSS
- ECSS Accumulator
- Function
- Return to Dig (Option)
- Structure (Z-Kinematic)
- Structure (TL-Kinematic)
- Function
- Boom Kickout (Option)
- Structure (Z-Kinematic)
- Structure (TL-Kinematic)
- Function
- Bucket Dump Counter (Option)
- Structure (Z-Kinematic)
- Structure (TL-Kinematic)
- Function
- Component Parts of Work Equipment System
- Main Control Valve
- PPC Block
- PPC Accumulator
- PPC Valve (Joystick)
- Z-Loader Linkage
- TL-Loader Linkage with Quick-Coupler
- Steering System
- Layout Drawing of Steering System
- Hydraulic Circuit Diagram of Steering System
- Layout Drawing of Steering System with Joystick Steering System (JSS) (Option)
- Hydraulic Circuit Diagram of Steering System with Joystick Steering System (JSS) (Option)
- Layout Drawing of Secondary Steering System
- Priority Valve
- Orbit-Roll-Valve
- Steering Relief Valve
- Secondary Steering Valve
- Structure of Secondary Steering Valve
- Operation of Secondary Steering Valve
- Steering Column
- Structure of Steering Column
- Brake System
- Brake Charge Valve
- Brake Charge Accumulator
- Function:
- Function of Brake Valve
- Operation of Brake Valve
- Layout drawing of Service Brake Assembly
- Structure of Brake System
- Undercarriage and Frame
- Frame, Axle Mount and Center Hinge Pin
- Structure of Frame, Axle Mount and Center Hinge Pin General View
- Function of Frame, Axle Mount and Center Hinge Pin Front Axle Mount
- Rear Axle Mount
- Frame, Axle Mount and Center Hinge Pin
- Tire
- Features of Radial Tire when compared with Bias Tire
- Structure of Radial Tire
- General View
- Structure
- Function of Radial Tire
- Structure of Bias Tire
- General view
- Structure
- Function of Bias Tire
- Work Equipment
- Structure of Work Equipment (Z-Kinematic)
- Structure of Work Equipment (TL-Kinematic)
- Structure of Bucket
- General View and Sectional View
- CAB Related Parts
- ROPS/FOPS CAB
- Structure of ROPS/FOPS CAB
- Function of ROPS/FOPS CAB
- CAB Mount
- Structure of CAB Mount
- General View
- Function of Cab Mount
- Tipping UP the Operator's CAB (Standard, without Tipping Cylinder)
- Tipping DOWN the Operator's CAB (Standard, without Tipping Cylinder)
- Tipping UP the Operator's CAB (Option, with Tipping Cylinder)
- Tipping DOWN the Operator's CAB (Option, with Tipping Cylinder)
- Auto-Greasing System
- Layout Drawing of Auto Central Lubrication System
- How to Change Auto-Greasing System Interval
- How to Use Auto-Greasing System
- Display and Operating Unit
- General Icons
- Icons Specific to the Individual Menus
- How to Trigger Additional Lubrication
- How to Examine Auto-Greasing System and Fill Grease
- Auto-Greasing Diagram
- Seatbelt Warning System
- Loader Meter System
- Function of Load Meter System
- Usual Components of a load meter system
- Possible position of load meter System in Cabin
- Possible position of load meter System in front frame
- Possible routing of load meter harness – details
- Protective Ventilation System
- Function of protective ventilation system
- Components of protective ventilation system
- Position of protective ventilation system
- Possible adaption points
- Crash Counter
- Standard Value Table
- Standard Value Table
- Standard Value Table for Engine
- Standard Value Table for Chassis
- Test Certificate
- Testing and Adjusting
- Examine Engine With Software Tool
- Connection of a Computer to the Machine
- Engine and Cooling System
- Examine Engine Speed
- Method for Testing Engine Speed
- Method for Testing Engine Low Idle Speed
- Method for Testing Engine High Idle Speed
- Method for Testing Engine Speed HST Stall
- Method for Testing Engine Speed at Hydraulic Stall
- Method for Testing Engine Speed at Full Stall (HST Stall and Hydraulic Stall)
- Examine Exhaust Gas Color
- Tool to Examine Exhaust Gas Color
- How to Examine Exhaust Gas Color with Smoke Meter
- Cylinder Head
- Measuring and Adjusting Valve Clearance
- Checking the Valve Springs
- Removing the Valve Guides
- Checking the Valve Guides
- Attaching the valve guides
- Failure Diagnosis
- Methods of Measuring Compression Pressure
- Lubricating System
- Checking the Engine Lubricating Oil
- Fuel System
- Priming the Fuel System
- How to Bleed Air from Fuel System
- Examine Fuel Circuit for Leakage
- How to Examine Fuel System for Leakage
- Examine Fuel Circuit for Leakage at Engine Stop
- Examine Fuel Circuit for Leakage at Engine Low Idle
- How to Examine Fuel Circuit for Leakage at Engine High Idle
- Examine KDPF, SCR and Muffler Stack for Looseness and Damage
- How to Examine KDPF, SCR and Muffler Stack for Looseness and Damage
- Examine Installed Condition of Cylinder Heads and Manifolds
- How to Examine Installed Condition of Cylinder Heads and Manifolds
- Examine Engine Piping for Damage and Looseness
- How to Examine Engine Piping for Damage and Looseness
- Examine and Adjust Air Conditioner Compressor Belt Tension
- How to Examine Air Conditioner Compressor Belt
- How to Adjust Air Conditioner Compressor Belt
- Clean DEF Tank
- Method for Cleaning DEF Tank
- Power Train
- Test and Adjust HST Pressure Cut Off
- Test Drive Shaft for Looseness, Backlash, and Damage
- Method for Testing Drive Shaft for Looseness, Backlash, and Damage
- Release the Parking Brake Manually
- Release the Parking Brake
- Restore Parking Brake
- Steering System
- Operating Time for Steering Wheel
- Operating Force of Steering Wheel
- Examine and Adjust Steering Circuit Oil Pressure
- Method for Testing Steering Circuit Oil Pressure
- Method for Adjusting Steering Circuit Oil Pressure
- Bleed Air from Steering Cylinder Circuit
- Method for Bleeding Air From Steering Cylinder Circuit
- Brake System
- Release Remaining Pressure in Brake Accumulator Circuit
- Method for Releasing Remaining Pressure in Brake Accumulator Circuit
- Test Wheel Brake Oil Pressure
- Method for Testing Wheel Brake Oil Pressure
- Test and Adjust Brake Accumulator Charge Pressure
- Bleed Air from Brake Circuit
- Test Braking Performance
- Measuring the Stopping Distance
- Test and Adjust Brake Pedal
- Test Parking Brake Performance
- Hydraulic System
- Release Remaining Pressure from Pressurized Circuit
- Releasing the Remaining Pressure in ECSS
- Examine and Adjust Work Equipment Pressure
- Method for Testing the Unload Oil Pressure by Using the Machine Monitor
- Method for Testing Unload Oil Pressure with Testing Tools
- Method for Testing Work Equipment Relief Pressure by Using the Machine Monitor
- Method for Testing Work Equipment Relief Pressure with Testing Tools
- Method for Testing LS Differential Pressure
- Test Work Equipment PPC Pressure
- Method for Adjusting PPC Oil Pressure
- Bleed Air from Work Equipment PPC Circuit
- Testing and Adjusting Cooling Fan Speed
- Method for Testing the Cooling Fan Speed
- Method for Adjusting the Cooling Fan Speed
- Test ECSS Accumulator Nitrogen Gas Pressure
- Method for Testing the ECSS Accumulator Nitrogen Gas Pressure
- Method for Charging the ECSS Accumulator With Nitrogen Gas
- Electrical System
- Set and Adjust each Equipment
- Set and Operate Machine Monitor
- Operator Mode
- Method for Setting Usage Limitation and Changing Maintenance Password
- Setting Usage Limitation (Password)
- Change Password
- Service Mode
- Method for Operating Service Mode
- Method for Checking Self-defined Monitoring Information
- Table of Self-defined Monitoring
- Abnormality Record Menu
- Method for Confirming Abnormality Record (Mechanical Systems)
- Method for Confirming Abnormality Record (Electrical Systems)
- Method for Confirming Maintenance Record
- Method for Operating Maintenance Mode Setting
- Method for Operating Phone Number Entry Setting
- Default Menu
- Method for Setting with Default Setting Menu (Machine Model Select)
- Method for Setting with Default Setting Menu (Option Selection)
- Method for Setting with Default Setting Menu (Unit)
- Method for Setting with Default Setting Menu (Auto Idle Stop Time Fixing)
- How to Adjust Rear View Camera
- How to Handle Rear View Monitor
- Rear View Monitor Display Condition Setting
- Adjust Rear View Camera Angle
- Examine Rear View Camera Reference Line
- Rear View Monitor
- Rear View Monitor Keys
- How to Reset Rear View Monitor
- How to Reset IP Addresses
- How to Set Rear View Monitor
- Adjustment Menu
- Method for Adjusting with Adjustment Menu (T/C Device Calibration)
- Handle Battery Disconnect Switch
- Test Diodes
- Troubleshooting
- Related Information on Troubleshooting
- General Troubleshooting Points
- Sequence of Events in Troubleshooting
- Checks Before Troubleshooting
- Engine, Lubricating Oil, Coolant, and DEF
- Hydraulic and Mechanical Equipment
- Electric Equipment
- Exterior
- Interior
- Inspection Procedure Before Troubleshooting
- Procedure for Testing and Troubleshooting
- Information Described in Troubleshooting Table
- Connector Location
- Connector Contact Identification
- Spare Fuses and Relay
- Fuse Allocation 1
- Fuse and Relay Allocation 2
- USB Socket on Central Electric Board (CEB)
- Failure Codes Table
- Circuit Diagram Related to Failure Code (#B0008 to #BK002)
- Circuit Diagram Related to Failure Code (#B0008)
- Circuit Diagram Related to Failure Code (#B0088, #B0093, #B0094)
- Circuit Diagram Related to Failure Code (#B00112, #B00113)
- Circuit Diagram Related to Failure Code (#B0117, #B0118)
- Circuit Diagram Related to Failure Code (#B0168, #B0182, #B0183)
- Circuit Diagram Related to Failure Code (#B0192, #B0193)
- Circuit Diagram Related to Failure Code (#B0201)
- Circuit Diagram Related to Failure Code (#B0202)
- Circuit Diagram Related to Failure Code (#B0203)
- Circuit Diagram Related to Failure Code (#B0204)
- Circuit Diagram Related to Failure Code (#B0217)
- Circuit Diagram Related to Failure Code (#B0219)
- Circuit Diagram Related to Failure Code (#B02E8, #B02E9)
- Circuit Diagram Related to Failure Code (#B0336, #B0337)
- Circuit Diagram Related to Failure Code (#B0341, #B0342)
- Circuit Diagram Related to Failure Code (#B040C, #B040D)
- Circuit Diagram Related to Failure Code (#B041C, #B041D)
- Circuit Diagram Related to Failure Code (#B0420)
- Circuit Diagram Related to Failure Code (#B0426, #B0427, #B0428)
- Circuit Diagram Related to Failure Code (#B0541, #B0543)
- Circuit Diagram Related to Failure Code (#B0545, #B0546)
- Circuit Diagram Related to Failure Code (#B0660)
- Circuit Diagram Related to Failure Code (#B0652, #B0653)
- Circuit Diagram Related to Failure Code (#B0698, #B0699)
- Circuit Diagram Related to Failure Code (#B1011)
- Circuit Diagram Related to Failure Code (#B1146)
- Circuit Diagram Related to Failure Code (#B1149)
- Circuit Diagram Related to Failure Code (#B1151)
- Circuit Diagram Related to Failure Code (#B1192, #B1193)
- Circuit Diagram Related to Failure Code (#B1198)
- Circuit Diagram Related to Failure Code (#B1262)
- Circuit Diagram Related to Failure Code (#B1265)
- Circuit Diagram Related to Failure Code (#B1268)
- Circuit Diagram Related to Failure Code (#B1271)
- Circuit Diagram Related to Failure Code (#B1426)
- Circuit Diagram Related to Failure Code (#B1427, #B1428)
- Circuit Diagram Related to Failure Code (#B1434, #B1435)
- Circuit Diagram Related to Failure Code (#B1436)
- Circuit Diagram Related to Failure Code (#B1454)
- Circuit Diagram Related to Failure Code (#B1505)
- Circuit Diagram Related to Failure Code (#B1507, #B1508, #B1508, #B150A
- Circuit Diagram Related to Failure Code (#B150A)
- Circuit Diagram Related to Failure Code (#B150B)
- Circuit Diagram Related to Failure Code (#B150C)
- Circuit Diagram Related to Failure Code (#B150D, #B150E)
- Circuit Diagram Related to Failure Code (#B1510)
- Circuit Diagram Related to Failure Code (#B1511, #B1512, #B1513, #B1514)
- Circuit Diagram Related to Failure Code (#B151B)
- Circuit Diagram Related to Failure Code (#B151F)
- Circuit Diagram Related to Failure Code (#B152A)
- Circuit Diagram Related to Failure Code (#B152B)
- Circuit Diagram Related to Failure Code (#B152C, #B152D, #B152E, #B152F)
- Circuit Diagram Related to Failure Code (#B1530, #B1531)
- Circuit Diagram Related to Failure Code (#B153C, #B153D)
- Circuit Diagram Related to Failure Code (#B153B)
- Circuit Diagram Related to Failure Code (#B1541, #B1542)
- Circuit Diagram Related to Failure Code (#B1542)
- Circuit Diagram Related to Failure Code (#B1543)
- Circuit Diagram Related to Failure Code (#B154D, #B154E, #B154F)
- Circuit Diagram Related to Failure Code (#B1550, #B1551, #B1552)
- Circuit Diagram Related to Failure Code (#B1555, #B1557, #B1558, #B1559)
- Circuit Diagram Related to Failure Code (#B1561)
- Circuit Diagram Related to Failure Code (#B1655, #B1656, #B1658)
- Circuit Diagram Related to Failure Code (#B1665 to #B1670)
- Circuit Diagram Related to Failure Code (#B1674)
- Circuit Diagram Related to Failure Code (#B1675)
- Circuit Diagram Related to Failure Code (#B1676)
- Circuit Diagram Related to Failure Code (#B1677)
- Circuit Diagram Related to Failure Code (#B1678)
- Circuit Diagram Related to Failure Code (#B1679)
- Circuit Diagram Related to Failure Code (#B167A)
- Circuit Diagram Related to Failure Code (#B167C)
- Circuit Diagram Related to Failure Code (#B167E)
- Circuit Diagram Related to Failure Code (#B1710)
- Circuit Diagram Related to Failure Code (#B1712)
- Circuit Diagram Related to Failure Code (#B1714)
- Circuit Diagram Related to Failure Code (#B1716)
- Circuit Diagram Related to Failure Code (#B1771, #B1772, #B1773)
- Circuit Diagram Related to Failure Code (#B1773)
- Circuit Diagram Related to Failure Code (#B1774, #B1775, #B1776)
- Circuit Diagram Related to Failure Code (#B202A, #B202B, #B202C)
- Circuit Diagram Related to Failure Code (#B204C, #B204D)
- Circuit Diagram Related to Failure Code (#B206C, #B206D)
- Circuit Diagram Related to Failure Code (#B208A, #B208B, #B208C, #B208D)
- Circuit Diagram Related to Failure Code (#B208E)
- Circuit Diagram Related to Failure Code (#B20A0, #B20A2, #B20A3, #B20AD)
- Circuit Diagram Related to Failure Code (#B20B6)
- Circuit Diagram Related to Failure Code (#B20B9, #B20BC, #B20BD)
- Circuit Diagram Related to Failure Code (#B20C0, #B20C1, #B20C4)
- Circuit Diagram Related to Failure Code (#B20EA, #B20EB)
- Circuit Diagram Related to Failure Code (#B20C5, #B20C8)
- Circuit Diagram Related to Failure Code (#B2146, #B2147, #B2148)
- Circuit Diagram Related to Failure Code (#B2149, #B2150, #B2151)
- Circuit Diagram Related to Failure Code (#B21C2, #B21C3, #B21C4)
- Circuit Diagram Related to Failure Code (#B2452, #B2453, #B2454, #B2455)
- Circuit Diagram Related to Failure Code (#B2670, #B2671)
- Circuit Diagram Related to Failure Code (#B2685, #B2686)
- Circuit Diagram Related to Failure Code (#B26E8, #B26E9)
- Circuit Diagram Related to Failure Code (#BG10B)
- Circuit Diagram Related to Failure Code (#BG168, #BG292)
- Circuit Diagram Related to Failure Code (#BG10B)
- Circuit Diagram Related to Failure Code (#BG29E, #BG29E)
- Circuit Diagram Related to Failure Code (#BH292, #BH293, #BH294)
- Circuit Diagram Related to Failure Code (#BH300, #BH301, #BH2302, #BH303)
- Circuit Diagram Related to Failure Code (#BH501, #BH607, #BH610, #BH611)
- Circuit Diagram Related to Failure Code (#BK002)
- Troubleshooting by Failure Code (Display of HST-Controller Code)
- Power On
- 8.2.1 Documentation of Power On (PwrOn)
- 8.2.1 – 2 Interface
- 8.2.1 – 3 Description
- 8.2.1 – 3.3 State 2: Check Sensor Supply Voltages
- 8.2.1 – 3.4 State 3: Check Hardware Monitoring Errors
- 8.2.1 – 3.5 State 4: Check First Application Specific Start Condition
- 8.2.1 – 3.6 State 5: Check Central Switch
- 8.2.1 – 3.7 State 6: Configure Safouts
- 8.2.1 – 3.8 State 7: Check Safouts
- 8.2.1 – 3.9 State 8: Check Diesel Engine Speed
- 8.2.1 – 3.10 State 9: Enable Sensor Supply Monitoring
- 8.2.1 – 3.11 State 10: Check Hardware Monitoring Errors
- 8.2.1 – 3.12 State 11: Check Second Applications Specific Start Condition
- 8.2.1 – 3.12 State 11: Check Second Applications Specific Start Condition
- 8.2.1 – 3.13 State 12: Run
- 8.2.1 – 3.14 Diagnosis Configuration Notes
- 8.2.1 – 4 Input Signals
- 8.2.1 – 5 Parameters
- 8.2.1 – 6 Output Signals
- 8.2.1 – 7 Error Information
- Abbreviations for Failure Code (HST-Controller)
- Failure Code (D811MC)
- Failure Code (D862KA)
- Configuration Diagram of GPS System
- Failure Code [D8ALKA]
- Circuit Diagram of System Operating Lamp
- Failure Code [D8ALKB]
- Circuit Diagram of System Operating Lamp
- Failure Code (DAFGMC)
- Failure Code (DAFQKR)
- Failure Code (DGH2KA)
- Failure Code (DGH2KB)
- Failure Code (DHPEKA)
- Failure Code (DHPEKY)
- Failure Code (DHT8ZG)
- Failure Code (#R0CIB)
- Failure Code (#R0CKB)
- Failure Code (#R0CLB)
- Failure Code (#R0CMB)
- Failure Code (#R0CPV)
- Failure Code (#R0CQB)
- Failure Code (#R0CRB)
- Failure Code (#R0CSB)
- Failure Code (#R0CTB)
- Failure Code (#R0CWB)
- Failure Code (#R0JLB)
- Failure Code (#R0JMB)
- Failure Code (#R0JNB)
- Failure Code (#R0JOB)
- Failure Code (#R0JPB)
- Failure Code (#R0QR2)
- Failure Code (#R0QS2)
- Failure Code (#R0QT4)
- Failure Code (#R0QU3)
- Failure Code (#R0QV4)
- Failure Code (#R0QY4)
- Failure Code (#R0QZ4)
- Failure Code (#R0R0V)
- Failure Code (#R0R1V)
- Failure Code (#R0SHV)
- Failure Code (#R0SIV)
- Failure Code (#R0SJV)
- Failure Code (#R0SKV)
- Failure Code (#R0SLV)
- Failure Code (#R0XS2)
- Failure Code (#R0XS3)
- Failure Code (#R0XS4)
- Failure Code (#R0XSB)
- Failure Code (#R0XSJ)
- Failure Code (#R0XSV)
- Failure Code (#R0XU2)
- Failure Code (#R0XU3)
- Failure Code (#R0XU4)
- Failure Code (#R0XUB)
- Failure Code (#R0XW2)
- Failure Code (#R0XW3)
- Failure Code (#R0XW4)
- Failure Code (#R0XWB)
- Failure Code (#R0YG2)
- Failure Code (#R0YG3)
- Failure Code (#R0YG4)
- Failure Code (#R0YGB)
- Failure Code (#R0YLB)
- Failure Code (#R0YM4)
- Failure Code (#R0YH2)
- Failure Code (#R0YH3)
- Failure Code (#R0YH4)
- Failure Code (#R0YHB)
- Failure Code (#R0YI2)
- Failure Code (#R0YI3)
- Failure Code (#R0YI4)
- Failure Code (#R0YIB)
- Failure Code (#R0YJ2)
- Failure Code (#R0YJ3)
- Failure Code (#R0YJ4)
- Failure Code (#R0YJB)
- Failure Code (#R0YK2)
- Failure Code (#R0YK3)
- Failure Code (#R0YK4)
- Failure Code (#R0YKB)
- Failure Code (#R14W2)
- Failure Code (#R14WB)
- Failure Code (#R14WJ)
- Failure Code (#R14WV)
- Failure Code (#R14X2)
- Failure Code (#R14XB)
- Failure Code (#R14Y2)
- Failure Code (#R14YB)
- Failure Code (#R14Z2)
- Failure Code (#R14ZB)
- Failure Code (#R1502)
- Failure Code (#R1504)
- Failure Code (#R150B)
- Failure Code (#R1513)
- Failure Code (#R1514)
- Failure Code (#R1522)
- Failure Code (#R1523)
- Failure Code (#R1524)
- Failure Code (#R152B)
- Failure Code (#R1532)
- Failure Code (#R1533)
- Failure Code (#R1534)
- Failure Code (#R153B)
- Failure Code (#R15C2)
- Failure Code (#R15C3)
- Failure Code (#R15C4)
- Failure Code (#R15CB)
- Failure Code (#R15CV)
- Failure Code (#R16O2)
- Failure Code (#R16OB)
- Failure Code (#R16OV)
- Failure Code (#R18G2)
- Failure Code (#R18GB)
- Failure Code (#R18GJ)
- Failure Code (#R18GV)
- Failure Code (#R18M2)
- Failure Code (#R18MB)
- Failure Code (#R18MV)
- Failure Code (#R18MJ)
- Failure Code (#R18N2)
- Failure Code (#R18NB)
- Failure Code (#R18O2)
- Failure Code (#R18OB)
- Failure Code (#R18P2)
- Failure Code (#R18PB)
- Failure Code (#R18Q2)
- Failure Code (#R18QB)
- Failure Code (#R18R2)
- Failure Code (#R18RB)
- Failure Code (#R18S2)
- Failure Code (#R18SB)
- Failure Code (#R18T2)
- Failure Code (#R18TB)
- Failure Code (#R18W2)
- Failure Code (#R18WB)
- Failure Code (#R18WJ)
- Failure Code (#R18WV)
- Failure Code (#R18X2)
- Failure Code (#R18XB)
- Failure Code (#R18XJ)
- Failure Code (#R18XV)
- Failure Code (#R1922)
- Failure Code (#R1924)
- Failure Code (#R192B)
- Failure Code (#R1942)
- Failure Code (#R194B)
- Failure Code (#R1952)
- Failure Code (#R195B)
- Failure Code (#R1962)
- Failure Code (#R1963)
- Failure Code (#R1964)
- Failure Code (#R196B)
- Failure Code (#R1972)
- Failure Code (#R1974)
- Failure Code (#R197B)
- Failure Code (#R1982)
- Failure Code (#R1984)
- Failure Code (#R198B)
- Failure Code (#R1CG2)
- Failure Code (#R1CG3)
- Failure Code (#R1CG4)
- Failure Code (#R1CGB)
- Failure Code (#R1CH2)
- Failure Code (#R1CH3)
- Failure Code (#R1CH4)
- Failure Code (#R1CHB)
- Failure Code (#R1CI2)
- Failure Code (#R1CI3)
- Failure Code (#R1CI4)
- Failure Code (#R1CIB)
- Failure Code (#R1CJ2)
- Failure Code (#R1CJ4)
- Failure Code (#R1CJB)
- Failure Code (#R1CKC)
- Failure Code (#R1CLC)
- Failure Code (#R1CMC)
- Failure Code (#R1CNC)
- Failure Code (#R1COB)
- Failure Code (#R1CPB)
- Failure Code (#R1CQC)
- Failure Code (#R1CW2)
- Failure Code (#R1CWB)
- Failure Code (#R1CX2)
- Failure Code (#R1CXB)
- Failure Code (#R1CY3)
- Failure Code (#R1J42)
- Failure Code (#R1J4B)
- Failure Code (#R1J4J)
- Failure Code (#R1J4V)
- Failure Code (#R1K3B)
- Failure Code (#R1KWJ)
- Failure Code (#R1KWV)
- Failure Code (#R1L0B)
- Failure Code (#R1L0J)
- Failure Code (#R1L0V)
- Failure Code (#R1L2B)
- Failure Code (#R1L2J)
- Failure Code (#R1L2V)
- Failure Code (#R1L4V)
- Failure Code (#R1Q82)
- Failure Code (#R1Q8B)
- Failure Code (#R1Q8J)
- Failure Code (#R1Q8V)
- Failure Code (#R1QB2)
- Failure Code (#R1QBB)
- Failure Code (#R1QBV)
- Failure Code (#R1QC2)
- Failure Code (#R1QCB)
- Failure Code (#R1QD2)
- Failure Code (#R1QDB)
- Failure Code (#R1XC2)
- Failure Code (#R1XCB)
- Failure Code (#R1XCJ)
- Failure Code (#R1XCV)
- Failure Code (#R1XD2)
- Failure Code (#R1XDB)
- Failure Code (#R1XJB)
- Failure Code (#R1XM2)
- Failure Code (#R1XMB)
- Failure Code (#R20WB)
- Failure Code (#R20WJ)
- Failure Code (#R20WV)
- Failure Code (#R20XB)
- Failure Code (#R20YB)
- Failure Code (#R2BLB)
- Failure Code (#R25D2)
- Failure Code (#R25D3)
- Failure Code (#R25D4)
- Failure Code (#R25D5)
- Failure Code (#R25DB)
- Failure Code (#R25W2)
- Failure Code (#R25W3)
- Failure Code (#R25W4)
- Failure Code (#R25WB)
- Failure Code (#R268B)
- Failure Code (#R2693)
- Failure Code (#R2694)
- Failure Code (#R2695)
- Failure Code (#R269B)
- Failure Code (#R26AB)
- Failure Code (#R26B3)
- Failure Code (#R26B4)
- Failure Code (#R26B5)
- Failure Code (#R26BB)
- Failure Code (#R26OB)
- Failure Code (#R26P3)
- Failure Code (#R26P4)
- Failure Code (#R26P5)
- Failure Code (#R26PB)
- Failure Code (#R280B)
- Failure Code (#R2813)
- Failure Code (#R2814)
- Failure Code (#R2815)
- Failure Code (#R281B)
- Failure Code (#R2BKB)
- Failure Code (#R2J92)
- Failure Code (#R2J9V)
- Failure Code (#R2JK2)
- Failure Code (#R2JK9)
- Failure Code (#R2JKB)
- Failure Code (#R2JL2)
- Failure Code (#R2JL9)
- Failure Code (#R2JLB)
- Failure Code (#R2JM2)
- Failure Code (#R2JM9)
- Failure Code (#R2JMB)
- Failure Code (#R2JN2)
- Failure Code (#R2JN9)
- Failure Code (#R2JNB)
- Failure Code (#R2JO2)
- Failure Code (#R2JO9)
- Failure Code (#R2JOB)
- Failure Code (#R2JP2)
- Failure Code (#R2JP9)
- Failure Code (#R2JPB)
- Failure Code (#R2JQ2)
- Failure Code (#R2JQ9)
- Failure Code (#R2JQB)
- Failure Code (#R2JR2)
- Failure Code (#R2JR9)
- Failure Code (#R2JRB)
- Failure Code (#R2JS2)
- Failure Code (#R2JS9)
- Failure Code (#R2JSB)
- Failure Code (#R2JT2)
- Failure Code (#R2JT9)
- Failure Code (#R2JTB)
- Failure Code (#R2JU2)
- Failure Code (#R2JU9)
- Failure Code (#R2JUB)
- Failure Code (#R2JY2)
- Failure Code (#R2JY9)
- Failure Code (#R2JYB)
- Failure Code (#R2PS2)
- Failure Code (#R2PS3)
- Failure Code (#R2PS4)
- Failure Code (#R2PSB)
- Failure Code (#R2PW2)
- Failure Code (#R2PW3)
- Failure Code (#R2PW4)
- Failure Code (#R2PWB)
- Failure Code (#R2PX2)
- Failure Code (#R2PX3)
- Failure Code (#R2PX4)
- Failure Code (#R2PXB)
- Failure Code (#R2PY3)
- Failure Code (#R2PY4)
- Failure Code (#R2PY5)
- Failure Code (#R2PYB)
- Failure Code (#R2PZB)
- Failure Code (#R2Q02)
- Failure Code (#R2Q03)
- Failure Code (#R2Q04)
- Failure Code (#R2Q05)
- Failure Code (#R2Q0B)
- Failure Code (#R2Q13)
- Failure Code (#R2Q14)
- Failure Code (#R2Q15)
- Failure Code (#R2Q2B)
- Failure Code (#R2Q32)
- Failure Code (#R2Q33)
- Failure Code (#R2Q34)
- Failure Code (#R2Q35)
- Failure Code (#R2Q3B)
- Failure Code (#R2Q4B)
- Failure Code (#R2Q5B)
- Failure Code (#R2Q62)
- Failure Code (#R2Q63)
- Failure Code (#R2Q64)
- Failure Code (#R2Q6B)
- Failure Code (#R2Q72)
- Failure Code (#R2Q73)
- Failure Code (#R2Q74)
- Failure Code (#R2Q7B)
- Failure Code (#R2PT2)
- Failure Code (#R2PT3)
- Failure Code (#R2PT4)
- Failure Code (#R2PTB)
- Failure Code (#R2PUB)
- Failure Code (#R2PV2)
- Failure Code (#R2PV3)
- Failure Code (#R2PV4)
- Failure Code (#R2PV5)
- Failure Code (#R2PVB)
- Failure Code (#R9512)
- Failure Code (#R951B)
- Failure Code (#W8000)
- Failure Code (#W8001)
- Failure Code (#W8002)
- Failure Code (#W8003)
- Failure Code (#W8004)
- Failure Code (#W8006)
- Failure Code (#W8008)
- Failure Code (#W8009)
- Failure Code (#W8011)
- Failure Code (#W8200)
- Troubleshooting of Electrical System (E-Mode)
- E-1 Engine Does Not Start (Engine Does Not Crank)
- E-2 Automatic Preheating System Does Not Work
- E-3 Machine Monitor Display Nothing (Battery Relay is not Energized)
- E-4 LCD Unit on Machine Monitor Displays Nothing (Battery Relay is Energised)
- E-5 Rearview Monitor Does Not Come On or Backlight Flickers
- E-6 Rearview Monitor Images are Not Shown Clearly
- E-7 Meter Unit Display on Machine Monitor is Abnormal
- E-8 Night Mode on Machine Monitor is Abnormal
- E-9 Some Items of Gauges and Caution Lamps on Machine Monitor Are Not Displayed Properly
- E-10 DEF Level is Not Shown Correctly
- E-11 Fuel Gauge Does Not Show Normally
- E-12 Seatbelt Warning System Abnormal
- E-13 Return To Dig Does Not Operate
- E-14 Boom Kick Out Does Not Operate
- E-15 Air Cleaner Clogging Indicator Lamp Does Not Come On
- E-16 Parking Brake Indicator Lamp Does Not Light When Parking Brake is Set to ON (Parking)
- E-17 Hydraulic Oil Temperature Gauge Does Not Rise or Hydraulic Oil Temperature Caution Lamp Does Not Come On
- E-18 Alarm Buzzer Does Not Operate / Does Not Stop
- E-19 Directional Selector (FNR) Does Not Work
- E-20 Directional Selector (FNR) in Joystick Steering Does Not Work
- E-21 Horn Does Not Operate (Steering Wheel Specification)
- E-22 Horn Does Not Operate (JSS Specification)
- E-23 Fan Does Not Rotate in Reverse
- E-24 Fan Remains Rotated in Reverse
- E-25 ECSS Function cannot be Selected or Activated
- E-26 KOMTRAX System Does Not Operate Correctly
- E-27 Auto-Greasing Pump Display Shows [Error]
- E-28 Auto-Greasing Pump Display Shows [Low]
- E-29 Auto-Greasing System Does Not Operate or Stop
- E-30 Heater Mirror Does Not Work or TURN OFF
- E-31 Rear Heated Wire Glass Does Not Work or Turn OFF
- E-32 Rear Flasher Operates Abnormal (Synchronizing)
- Troubleshooting for Hydraulic and Mechanical Systems (H Mode)
- Information Mentioned in Troubleshooting Table (H Mode)
- H-1 Machine Can Travel Neither Forward Nor Reverse
- H-2 Machine Can Not Travel Forward (Machine Travels Reverse Normally)
- H-3 Machine Can Not Travel Reverse (Machine Travels Forward Normally)
- H-4 Travel Speed of Forward Travel and Reverse Travel is Slow, or Power is Low
- H-5 Forward Travel Speed is Slow Or Power is Low (Machine Travels Reverse Normally)
- H-6 Reverse Travel Speed is Slow Or Power is Low (Machine Travels Forward Normally)
- H-7 Engine Speed Drops Largely or Engine Stops
- H-8 Machine Does Not Turn
- H-9 Steering Wheel is Heavy to Operate
- H-10 Machine Sways or Large Shocks are Made While Machine Turns
- H-11 Machine Unintentionally Turns to One Side When Machine Travels
- H-12 Wheel Brakes Do Not Work or are Weak
- H-13 Wheel Brakes are Not Released or Drag
- H-14 Parking Brake Does Not Work or It Is Weak
- H-15 Parking Brake Is Not Released or Drags
- H-16 Boom Does Not Rise
- H-17 Boom Moves Slow or Boom Lacks Lifting Force
- H-18 Rising Boom Slows Down at Certain Height
- H-19 Lift Cylinders Do Not Serve to Hold Bucket on Ground
- H-20 Hydraulic Drift of Boom is Large
- H-21 Boom Moves Up and Down During Operation
- H-22 Bucket Does Not Tilt Back
- H-23 Bucket Moves Slow or Lacks Tilt-back Force
- H-24 Bucket Decelerates During Tilt-Back Operation
- H-25 Bucket Cylinder Does Not Hold Bucket on Ground
- H-26 Hydraulic Drift of Bucket is Large
- H-27 Bucket Tilts Back and Forth During Carrying Load (Work Equipment Valve in Hold)
- H-28 Boom and Bucket Control Levers Do Not Move Smoothly and are Heavy to Move
- H-29 When Operating Work Equipment Engine Speed Drops Largely or Engine Stops
- H-30 Large Shocks are Made When Work Equipment Starts to Move and Stops
- H-31 When Certain Work Equipment Stalls Hydraulically, Other Work Equipment Moves
- H-32 E.C.S.S. (Travel Damper) Does Not Work and Machine Pitches and Bounces
- H-33 Fan Speed Is Abnormal (Too High or Low, or Stationary)
- H-34 Unusual Noise Is Heard From Around Fan
- Troubleshooting of Engine
- Maintenance Standards For Various Parts
- Tightening Torque for Main Bolts and Nuts
- General Tightening Torque
- Standard Value for Cylinder Head Assembly
- Camshaft and Timing Gear Train Specifications
- Standard Value for Crankshaft and Piston
- Troubleshooting
- 1. Troubleshooting Chart
- 1.1 Troubleshooting Information
- 2. Troubleshooting of Electronic Control System
- 2.1 Fault Detection Capability
- 2.2 SMARTASSIST-DIRECT (SA-D)
- Faulty Startup
- Starter motor does not turn
- Starter Motor Turns
- Engine Stalling After Startup
- Sound or Vibration Anomaly
- Faulty Rotation Control
- Engine Speed Cannot Be Changed With Accelerator (Fixed Speed)
- When There is No Load
- When Performing Work
- Insufficient Engine Output
- Intake-Related Anomaly
- Exhaust-Related Anomaly
- Lubricating Oil-Related Anomaly
- Engine Cooling Water-Related Anomaly
- Fuel-Related Anomaly
- Electrical Equipment-Related Anomaly
- Troubleshooting of Engine (S-Mode)
- Information Mentioned in Troubleshooting Table (S Mode)
- S-20 Air Cannot Be Bled From Fuel Circuit
- S-21 Active Regeneration is Done Frequently
- S-22 Active Regeneration takes long
- S-23 White Smoke is Exhausted During Active Regeneration
- S-24 DEF Consumption Is Excessive
- S-25 There is Unusual Smell (Irritating Odor)
- S-26 Foreign Materials Enter DEF (DEF Increases)
- Engine Troubleshooting Manual
- Troubleshooting Engine
- TABLE OF CONTENTS
- 1. GENERAL DESCRIPTION OF ENGINE ELECTRONIC CONTROL SYSTEM
- 2. DTC (DIAGNOSTIC TROUBLE CODES) GENERAL DESCRIPTION
- 2.1. DTC Code List
- 2.2. Description
- 2.3. Engine ECU Judgment Item
- 2.4. DCU Judgment Item (Applicable only to models with urea SCR system)
- 3. METHOD AND PROCEDURE OF FAILURE DIAGNOSIS
- 3.1. Description
- 3.2. Engine ECU Judgment Item
- 3.3. DCU Judgment Item
- Disassembly and Assembly
- Related Information on Disassembly And Assembly
- How to Read This Manual
- Reading the work procedures
- Reading the symbols
- Reading the signal word
- Reading the unit
- Coating Materials List
- Adhesive
- Liquid gasket
- Molybdenum disulfide lubricant
- Seizure prevention compound
- Grease
- Primer
- Adhesive
- Caulking material
- Engine and Cooling System
- Remove and Install Supply Pump Assembly
- Remove and Install Injector Assembly
- Remove and Install Cylinder Head Assembly
- Remove and Install EGR System
- Remove and Install Starter Motor Assembly
- Remove and Install DEF Tank Sensor Flange Assembly
- Removal of DEF Tank Sensor Flange Assembly
- Install DEF Tank Sensor Flange Assembly
- Remove and Install DEF Tank Sensor
- Removal of DEF Tank Sensor
- Installation of DEF Tank Sensor
- Remove and Install DEF Tank Strainer
- Removal of DEF Tank Strainer
- Installation of DEF Tank Strainer
- Remove and Install DOC and SCR Assembly
- Removal of DOC Assembly
- Remove and Install DEF Injector
- Removal of AdBlue/ DEF injector
- Installation of DEF injector
- Remove and Install DEF Pump
- Remove DEF Pump
- Installation of DEF Pump
- Remove and Install DEF Hose
- Power Train
- Pumps for Steering, Work Equipment, Cooling Fan and Service Brake
- Removal of Gear Pump (Cooling Fan and Service Brake)
- Removal of Axial Piston Pump (Work Equipment and Steering)
- Installation of Gear Pump and Axial Pump
- Drive Shafts Assembly
- Removal of Drive Shafts
- Installation of Drive Shafts
- HST Motor Assembly
- Removal of HST motor assembly
- Installation of variable motor assembly
- HST Pump Assembly
- Removal of HST pump assembly
- Installation of HST pump assembly
- Gearbox (Transfer Assembly)
- Precautions for Assembly and Disassembly
- Safety Precautions
- Removal of Gearbox (20 km/h machine)
- Disassembly of Gearbox (20 km/h machine)
- Assembly
- Special Tools
- Installation of Gearbox (20 km/h machine)
- Removal of Gearbox (40 km/h machine)
- Disassembly of Gearbox (40 km/h machine)
- Disassembly of Reduction Gear
- Assembly of Reduction Gear
- Disassembly and assembly of Clutch Shaft
- Special Tools
- Installation of Gearbox (40 km/h machine)
- Rear Axle Assembly
- Removal of Rear Axle Assembly
- Installation of Rear Axle Assembly
- Front Axle Assembly
- Removal of Front Axle Assembly
- Installation of Front Axle Assembly
- Precautions for Assembly and Disassembly of Axle Components
- Checking Wear and Replacing the Braking Discs
- Checking Wear
- Special Tools
- Disassembly and Assembly of Braking Discs
- Disassembly and Assembly of Axle Assembly
- Disassembly and Assembly of Planetary Reduction Gear and Axle Shaft
- Disassembly and Assembly of Bevel Pinion
- Disassembly and Assembly of Swinging Support
- Disassembly and Assembly of Swinging Support
- Manual Emergency Release
- Disassembly and Assembly of Parking Brake
- Work Equipment System
- Remove and Install Main Valve Assembly
- Removal of Main Control Valve Assembly
- Installation of Main Control Valve Assembly
- Remove and Install Pilot Valve Assembly
- Removal of Pilot Control Valve Assembly
- Removal of Standard Multifunction Lever
- Removal of Optional Multifunction Lever
- Assembly of Pilot Control Valve
- Engine Hood
- Remove and Install Engine Hood Assembly
- Removal of Engine Hood Assembly
- Installation of Engine Hood Assembly
- Electrical System
- Remove and Install Engine Controller Assembly
- Remove and Install HST Controller Assembly
- Remove and Install Machine Monitor Assembly
- Removal Machine Monitor Assembly
- Install Machine Monitor Assembly
- Remove and Install Joystick Steering Controller Assembly
- Maintenance Standard
- Engine and Cooling
- Maintenance Standard of Engine Mount
- Maintenance Standard of Damper
- Maintenance Standard of Cooling Fan Motor
- Hydraulic System
- Cab and its Attachments
- Appendix
- Air Conditioner System
- Precautions for Refrigerant
- Air Conditioner Component Standard
- Specifications of air conditioner
- Air Conditioner Component Auto (Option)
- Specifications of air conditioner
- Function of Air Conditioner Unit
- Temperature Control
- Over-cooling (Freezing) Prevention
- ON/OFF of Air Flow
- Automatic Mode of Air Conditioner (Option)
- Configuration and Function of Refrigeration Cycle
- Outline of Refrigeration Cycle
- Compression (Compressor)
- Condensation (Condenser)
- Expansion (Expansion Valve)
- Evaporation (Evaporator)
- Relation Between Refrigerant and Cooling Trouble
- Air Conditioner Troubleshooting Chart
- Cooling trouble
- Heating trouble
- Connection of Service Tool
- Method for Connecting Service Tool
- Precautions for Disconnecting and Connecting Hoses and Tubes in Air Conditioner Pipings
- Precautions for disconnection
- Precautions for connection
- Handle Compressor Oil
- Management of compressor oil (SANDEN: SP-10 for use with R134a)
- Filling of compressor oil
- The quantity of compressor oil when the compressor is replaced
- Software Update for the Machine Monitor
- Connection of Service Tool for Joystick Steering Service
- User_Manual_PVED-CLS_SW.pdf
- Komatsu WA170/PW1xx Joystick Steering with PVEDC-CSL
- Introduction
- Software Design
- General System Setup
- Functional Safety
- Connection Diagram Komatsu WA170/PW180 Joystick Steering with PVED-CLS
- Safety Precautions
- Tuning Precautions
- CAN Adapter Cable
- SW Identification
- Service Tool Screens
- Data Logging
- System Information
- Service Screen Pages
- Inputs/Outputs
- PVED-CLS Page
- Faults
- Faults Log
- 6 Point Curve Parameters – Joystick Profiles
- SASA Sensor
- Error Counters
- JSS1 and JSS2 Messages
- Application Software Download
- Application Software Download
- Appendix
- Appendix – CAN Messages
- SASA Sensor
- PVED-CLS
- JSS1
- JSS2
- Danfoss Power Solutions
- Other
- Hydraulic Circuit Diagram
- Wiring Circuit Diagram
- Contents
- 1-0 Symbols Summary, Abbreviations
- 1-1 Joystick Buttons
- 1-2 CAN BUS Summary
- 2-0 Relaybox, Starter, Alternator, Battery, Glow Plug
- 2-1 Grounding
- 2-2 Power Supply, Starter Switch
- 2-3 Power Supply 2
- 2-4 Main Engine (EGR) Rel, XLR Cleaner, DEF Heater
- 2-5 System Operating Lamp, DEF Alive
- 3-0 Secondary Stop, DPF SW, Engine Conn 1
- 3-1 Engine Connections 2
- 3-2 Engine Connections 3, CAN J1939
- 3-3 DCU Connections
- 4-0 Monitor, I/O Contr. 64P, Buzzer, Steering Pressure
- 4-1 KOMTRAX Controller, Service Connector
- 4-2 Fluid-Sensors (Oil, Fuel, Coolant)
- 5-0 HST Controller Inputs
- 5-1 HST Controller, Park Brake, Driving Function
- 5-2 Cruise Ctrl., Auto Inch, Dana Sensor
- 5-3 Brake, Accel. Pedal, Pump, PPC Lock
- 5-4 Creep
- 5-5 Joystick / RH Console Harness
- 5-6 Joystick / RH Console Harness Advance
- 5-7 3rd and 4th Hydraulic Circuit EPC Output
- 6-0 FAN Drive, Reverse Fan
- 6-1 Joystick Steering
- 6-2 Joystick Steering Page 2
- 6-3 Camera
- 7-0 AC Unit
- 7-1 Washer, Wiper, Horn
- 7-2 Rear Window Heater, Mirror Heating & Adjusting
- 7-3 Seat Option, Rear Wiper
- 8-0 Lighting Front
- 8-1 Flasher, Hazard Light
- 8-2 Rear Light, Backup Alarm, Rear Flasher
- 8-3 Work Lamps
- 8-4 Interior Lamp, Rotating Beacon
- 9-0 ECSS, Over Center Valve
- 9-1 Boom Kickout, Boom Float, Return to Dig
- 9-2 Bucket Dump, CLS, Crash Sensor
- 9-3 Protective Ventilation, Quick Coupler, Differential Lock
- 9-4 Radio, Front Socket Boom, Blank Option
- 9-5 5V & 12V Socket, Payload Meter
- 9-6 Attachment Pressure Release
- 10-0 Armrest Internal Wiring
- W1 Connector List 1
- W2 Connector List 1
- W2 Connector List 2
- W2 Connector List 3
- W2 Connector List 4
- W2 Connector List 5
- W2 Connector List 6
- W2 Connector List 7
- W3 Pin Location List 1
- W3 Pin Location List 2
- W3 Pin Location List 3
- W3 Pin Location List 4
- W3 Pin Location List 5
- W3 Pin Location List 6
- W3 Pin Location List 7
- W3 Pin Location List 8
- W3 Pin Location List 9
- W3 Pin Location List 10
- W3 Pin Location List 11
- W3 Pin Location List 12
- W3 Pin Location List 13
- W3 Pin Location List 14
- W3 Pin Location List 15
- W3 Pin Location List 16
- W3 Pin Location List 17
- W3 Pin Location List 18
- W3 Pin Location List 19
- W3 Pin Location List 20
- W3 Pin Location List 21
- W3 Pin Location List 22
- W3 Pin Location List 23
- W3 Pin Location List 24
- W3 Pin Location List 25
- W3 Pin Location List 26
- W3 Pin Location List 27
- W3 Pin Location List 28
- W3 Pin Location List 29
- W3 Pin Location List 30
- W3 Pin Location List 31
- W3 Pin Location List 32
- W3 Pin Location List 33
- W3 Pin Location List 34
- W3 Pin Location List 35
- W3 Pin Location List 36
- W3 Pin Location List 37
- W3 Pin Location List 38
- W3 Pin Location List 39
- W3 Pin Location List 40
- W3 Pin Location List 41
- W3 Pin Location List 42
- W3 Pin Location List 43
- W3 Pin Location List 44
- W3 Pin Location List 45
- W3 Pin Location List 46
- Parts List 4-1
- Parts List 4-2
- Parts List 4-3
- Parts List 4-4
- W5-1 ECU Pin Overview Connector/Controller
- W5-2 ECU Pin Overview Connector/Controller
- Connector Diagram
- Cabin 1
- Cabin 2
- Front Harness
- Front – Additional harnesses
- Rear Harness
- Rear – Additional Harnesses
Komatsu
