Komatsu PW168-11E1 H68051-UP Shop Manual VENBM75000

Komatsu PW168-11E1 H68051-UP Shop Manual VENBM75000

Size: 166.84 MB
Language: English
Machine: Wheeled Excavator
Machine Model: PW168-11E1
Serial Number: H68051-UP
Part Number: VENBM75000 
Publication Date: 2024
Pages: 2420 Pages

The Bookmarks of Komatsu PW168-11E1 H68051-UP Shop Manual VENBM75000:
VENBM75000 PW168-11E1
Contents
Foreword
 Abbreviation List
 Foreword, Safety, Basic Information
 Hoisting Instructions
 Coating Materials
 Standard Tightening Torque
 Electric Wire Code
 Conversion Tables
 Units
Specification
 Specification Dimension Drawings
 Working Ranges
 Weight Table
 Fuel, Coolant, Lubricant
Structure and Function
 UREA SCR System
 BOOT-UP system
 Engine System
 Cooling system
 Control System
 Power Train System
 Swing System
 Undercarriage
 Trailer
 Hydraulic System
 Work Equipment
 Air Conditioner Unit
 Sensors
 Lubrication
 Additional Preparations
 Standard Value Table for Engine Related Parts
 Standard Value Table for Chassis Related Parts
 PM Clinic Service
Standard Value Table
Testing and Adjusting
 Engine and Cooling System
 Clean DEF Tank
 Examine Swing Circle Bearing Clearance
 Examine and Adjust Oil Pressure in Work Equipment, Swing, and Travel Circuits
 Examine Oil Pressure of Control Circuit
 Examine and Adjust Oil Pressure in Pump PC Control Circuit (Valve Inlet)
 Examine and Adjust Pump LS Differential Pressure
 How to Examine Solenoid Valve Output Pressure
 Adjust of Work Equipment and Swing PPC Valve
 How to Examine Quick Coupler Control Valve Output Pressure
 Examine Travel Motor Relief Pressure
 Examine Propshaft Speed
 Examine Transmission Clutch Control Circuit
 Examine Parts Which Cause Hydraulic Drift of Work Equipment
 Release of Remaining Pressure in Hydraulic Circuit
 Examine Oil Leakage
 Air bleeding of various parts
 Examine Diodes
 Electrical system
 Examine and adjust ECSS (ACCU Pressure)
 Examine and Adjust Tool Control
 Examine Lubrication Interval Times
 How to Chang the Joystick Steering Control
 How to Adjust Digging Brake System
 Procedure to Adjust Rearview Camera Angle
 Adjust KomVision camera angle
 Adjust KomVision Related Function
Troubleshooting
 Related Information to Troubleshooting
 T-Branch Box and T-Branch Adapter Table
 Fuse Location Table
 Failure Code Table (Display of Code)
Troubleshooting by Failure Code
 Failure Code [2G00MA] – Brake Oil Pressure Abnormality
 Failure Code [602ENX] – Return Filter Clogging
 Failure Code [6AZ0MA] – Quick Coupler System Defective Function
 Failure Code [6AZ0ZG] – Quick Coupler Pressure Low
 Failure Code [6B2JMA] – Travel hydraulic abnormality
 Failure Code [879AKA] – A/C Recirculation Air Temperature Sensor Open Circuit
 Failure Code [879AKB] – A/C Inner Sensor Short Circuit
 Failure Code [879BKA] – A/C Outer Sensor Open Circuit
 Failure Code [879BKB] – A/C Outer Sensor Short Circuit
 Failure Code [879CKA] – Ventilating Sensor Open Circuit
 Failure Code [879CKB] – Ventilating Sensor Short Circuit
 Failure Code [879DKZ] – Sunlight Sensor Open Or Short Circuit
 Failure Code [879EMC] – Ventilation Damper Abnormality
 Failure Code [879FMC] – Air Mix Damper Abnormality
 Failure Code [879GKX] – Refrigerant Abnormality
 Failure Code [989L00] – Engine Controller Lock Caution 1
 Failure Code [989M00] – Engine Controller Lock Caution 2
 Failure Code [989N00] – Engine Controller Lock Caution 3
 Failure Code [A1U0N3] – HC Desorb Request 1
 Failure Code [A1U0N4] – HC Desorb Request 2
 Failure Code [A900FR] – Abrupt Engine Stop by Auto Idling Stop 3
 Failure Code [A900N6] – Abrupt Engine Stop by Auto Idling Stop 1
 Failure Code [A900NY] – Abrupt Engine Stop by Auto Idling Stop 2
 Failure Code [AA10NX] – Air Cleaner Clogging
 Failure Code [AB00KE] – Charge Voltage Low
 Failure Code [AQ10MB] – Manual Stationary Regeneration Request 2
 Failure Code [AQ10N3] – Manual Stationary Regeneration Request
 Failure Code [AS00R2] – Warning 2
 Failure Code [AS00R3] – Inducement 1
 Failure Code [AS00R4] – Inducement 2
 Failure Code [AS00R5] – Inducement 3
 Failure Code [AS00R6] – Temporary Recovery Of Inducement
 Failure Code [AS00ZK] – DEF Level Low Error 5
 Failure Code [AS10KM] – DEF Injector Overheat Warning
 Failure Code [AS10NR] – DEF Injector High Temperature Warning
 Failure Code [AS10NT] – DEF Injector Overheat Caution
 Failure Code [B@BAZG] – Engine Oil Pressure Low
 Failure Code [B@BAZK] – Engine Oil Level Low
 Failure Code [B@BCNS] – Engine Coolant Overheat
 Failure Code [B@BCQA] – Engine Coolant Level Low
 Failure Code [B@BCZK] – Engine Coolant Level Low
 Failure Code [B@HANS] – Hydraulic Oil Overheat
 Failure Code [CA115] – Engine Neutral and Backup Speed Sensor Error
 Failure Code [CA122] – Charge Air Press Sensor High Error
 Failure Code [CA123] – Charge Air Press Sensor Low Error
 Failure Code [CA131] – Throttle Sensor High Error
 Failure Code [CA132] – Throttle Sensor Low Error
 Failure Code [CA144] – Coolant Temperature Sensor High Error
 Failure Code [CA145] – Coolant Temperature Sensor Low Error
 Failure Code [CA153] – Charge Air Temperature Sensor High Error
 Failure Code [CA154] – Charge Air Temperature Sensor Low Error
 Failure Code [CA187] – Sensor 2 Supply Voltage Low Error
 Failure Code [CA227] – Sensor 2 Supply Voltage High Error
 Failure Code [CA234] – Engine Overspeed
 Failure Code [CA238] – NE Speed Sensor Supply Voltage Error
 Failure Code [CA239] – NE Speed Sensor Supply Voltage High Error
 Failure Code [CA249] – Ambient Air Temp Sensor High Error
 Failure Code [CA256] – Ambient Air Temp Sensor Low Error
 Failure Code [CA271] – PCV 1 Short Circuit Error
 Failure Code [CA272] – PCV 1 Open Circuit Error
 Failure Code [CA322] – Injector #1 (L#1) Open Circuit Error or Short Circuit Error
 Failure Code [CA324] – Injector #3 (L#3) Open Circuit Error or Short Circuit Error
 Failure Code [CA331] – Injector #2 (L#2) Open Circuit Error or Short Circuit Error
 Failure Code [CA332] – Injector #4 (L#4) Open Circuit Error or Short Circuit Error
 Failure Code [CA343] – Engine Controller Internal Failure
 Failure Code [CA351] – Injectors Drive Circuit Error
 Failure Code [CA352] – Sensor 1 Supply Voltage Low Error
 Failure Code [CA386] – Sensor 1 Supply Voltage High Error
 Failure Code [CA428] – Water In Fuel Sensor High Error
 Failure Code [CA429] – Water In Fuel Sensor Low Error
 Failure Code [CA435] – Engine Oil Pressure SW Error
 Failure Code [CA441] – Battery Voltage Low Error
 Failure Code [CA442] – Battery Voltage High Error
 Failure Code [CA451] – Common Rail Pressure Sensor High Error
 Failure Code [CA452] – Common Rail Pressure Sensor Low Error
 Failure Code [CA488] – Charge Air Temperature High Torque Derate
 Failure Code [CA515] – Charge Air Temperature High Torque Derate
 Failure Code [CA516] – Common Rail Pressure Sensor Supply Voltage Low Error
 Failure Code [CA553] – Common Rail Pressure High Error 1
 Failure Code [CA555] – Crankcase Pressure High Error 1
 Failure Code [CA556] – Crankcase Pressure High Error 3
 Failure Code [CA559] – Common Rail Pressure Low Error 1
 Failure Code [CA689] – Engine NE Speed Sensor Error
 Failure Code [CA691] – Intake Air Temperature Sensor High Error
 Failure Code [CA692] – Intake Air Temperature Sensor Low Error
 Failure Code [CA697] – Engine Controller Internal Temperature Sensor High Error
 Failure Code [CA698] – Engine Controller Internal Temperature Sensor Low Error
 Failure Code [CA731] – Engine Backup Speed Sensor Phase Error
 Failure Code [CA741] – Compressor Inlet Press Sensor High Error
 Failure Code [CA742] – Compressor Inlet Press Sensor Low Error
 Failure Code [CA743] – Compressor Inlet Press Sensor In Range Error
 Failure Code [CA778] – Engine Backup Speed Sensor Error
 Failure Code [CA1117] – Engine Controller Partial Data Lost Error
 Failure Code [CA1664] – KDOC Abnormality
 Failure Code [CA1669] – DEF Level Sensor Voltage High Error
 Failure Code [CA1673] – DEF Level Low Error 3
 Failure Code [CA1677] – DEF Temperature Sensor Low Error
 Failure Code [CA1678] – DEF Temperature Sensor High Error
 Failure Code [CA1682] – DEF Pump Priming Error
 Failure Code [CA1683] – DEF Tank Heating Valve Voltage High Error
 Failure Code [CA1684] – DEF Tank Heating Valve Voltage Low Error
 Failure Code [CA1686] – DEF Quality Sensor Voltage High Error
 Failure Code [CA1695] – Sensor 5 Supply Voltage High Error
 Failure Code [CA1696] – Sensor 5 Supply Voltage Low Error
 Failure Code [CA1712] – DEF Tank Thawing Error
 Failure Code [CA1713] – DEF Tank Heater Valve Open Stuck Error
 Failure Code [CA1714] – DEF Quality Sensor Out Of Calibration Error
 Failure Code [CA1715] – DEF Quality Sensor Internal Circuit Error
 Failure Code [CA1776] – Sensor Supply Relay Voltage High Error
 Failure Code [CA1777] – Sensor Supply Relay Voltage Low Error
 Failure Code [CA1843] – Crankcase Pressure Sensor High Error
 Failure Code [CA1844] – Crankcase Pressure Sensor Low Error
 Failure Code [CA1879] – KDPF Differential Pressure Sensor High Error
 Failure Code [CA1881] – KDPF Differential Pressure Sensor Low Error
 Failure Code [CA1883] – KDPF Differential Pressure Sensor In Range Error
 Failure Code [CA1885] – Turbo Outlet NOx Sensor Circuit Error
 Failure Code [CA1887] – SCR Outlet NOx Sensor Circuit Error
 Failure Code [CA1921] – KDPF Soot Load High Error 1
 Failure Code [CA1922] – KDPF Soot Load High Error 2
 Failure Code [CA1942] – Crankcase Pressure Sensor In Range Error
 Failure Code [CA1993] – KDPF Differential Pressure Low Error
 Failure Code [CA2185] – Throttle Sensor Supply Voltage High Error
 Failure Code [CA2186] – Throttle Sensor Supply Voltage Low Error
 Failure Code [CA2311] – IMV Solenoid Error
 Failure Code [CA2373] – Exhaust Manifold Pressure Sensor High Error
 Failure Code [CA2374] – Exhaust Manifold Pressure Sensor Low Error
 Failure Code [CA2554] – Exhaust Manifold Pressure Sensor In Range Error
 Failure Code [CA2555] – Intake Air Heater Relay Open Circuit Error
 Failure Code [CA2556] – Intake Air Heater Relay Short Circuit Error
 Failure Code [CA2637] – KDOC Face Plugging
 Failure Code [CA2639] – Manual Stationary Regeneration Request
 Failure Code [CA2771] – SCR Outlet NOx Sensor Datalink Timeout Error
 Failure Code [CA2973] – Charge Air Pressure Sensor In Range Error
 Failure Code [CA2976] – DEF Pump Temperature Sensor Signal Error
 Failure Code [CA3133] – KDPF Outlet Pressure Sensor High Error
 Failure Code [CA3134] – KDPF Outlet Pressure Sensor Low Error
 Failure Code [CA3135] – KDPF Outlet Pressure Sensor In Range Error
 Failure Code [CA3142] – SCR Temperature Sensor High Error
 Failure Code [CA3143] – SCR Temperature Sensor Low Error
 Failure Code [CA3144] – SCR Temperature Sensor In Range Error
 Failure Code [CA3146] – SCR Outlet Temperature Sensor High Error
 Failure Code [CA3147] – SCR Outlet Temperature Sensor Low Error
 Failure Code [CA3148] – SCR Outlet Temperature Sensor In Range Error
 Failure Code [CA3151] – SCR Catalyst Efficiency Low Error 2
 Failure Code [CA3165] – SCR Outlet Temperature High Error
 Failure Code [CA3228] – Turbo Outlet NOx Sensor In Range Error
 Failure Code [CA3229] – SCR Temperature High Error
 Failure Code [CA3231] – SCR Temperature High Error Non Regeneration
 Failure Code [CA3232] – Turbo Outlet NOx Sensor Datalink Timeout Error
 Failure Code [CA3235] – SCR Outlet Temperature High Error - Non Regeneration
 Failure Code [CA3239] – DEF Line Heater 2 Voltage High Error
 Failure Code [CA3241] – DEF Line Heater 2 Voltage Low Error
 Failure Code [CA3242] – DEF Tank Heating Error
 Failure Code [CA3251] – KDOC Inlet Temperature High Error
 Failure Code [CA3253] – KDOC Temperature Error - Non Regeneration
 Failure Code [CA3254] – KDOC Outlet Temperature High Error 1
 Failure Code [CA3255] – KDPF Temperature Error - Non Regeneration
 Failure Code [CA3256] – KDPF Outlet Temperature High Error 1
 Failure Code [CA3311] – KDOC Outlet Temperature High Error 2
 Failure Code [CA3312] – KDPF Outlet Temperature High Error 2
 Failure Code [CA3313] – KDOC Inlet Temperature Sensor Low Error
 Failure Code [CA3314] – KDOC Inlet Temperature Sensor High Error
 Failure Code [CA3315] – KDOC Inlet Temperature Sensor In Range Error
 Failure Code [CA3316] – KDOC Outlet Temperature Sensor Low Error
 Failure Code [CA3317] – KDOC Outlet Temperature Sensor High Error
 Failure Code [CA3318] – KDOC Outlet Temperature Sensor In Range Error
 Failure Code [CA3319] – KDPF Outlet Temp Sensor High Error
 Failure Code [CA3321] – KDPF Outlet Temperature Sensor Low Error
 Failure Code [CA3322] – KDPF Outlet Temperature Sensor In Range Error
 Failure Code [CA3419] – MAF Sensor Supply Voltage High Error
 Failure Code [CA3421] – MAF Sensor Supply Voltage Low Error
 Failure Code [CA3497] – DEF Level Low Error 1
 Failure Code [CA3498] – DEF Level Low Error 2
 Failure Code [CA3545] – SCR Outlet NOx Sensor Unstable Error
 Failure Code [CA3547] – DEF Level Low Error 4
 Failure Code [CA3558] – DEF Pump Voltage High Error
 Failure Code [CA3559] – DEF Pump Voltage Low Error
 Failure Code [CA3562] – DEF Line Heater Relay 1 Voltage High Error
 Failure Code [CA3563] – DEF Line Heater Relay 1 Voltage Low Error
 Failure Code [CA3567] – DEF Injector Open Circuit Error Or Short Circuit Error
 Failure Code [CA3568] – DEF Malfunction
 Failure Code [CA3571] – DEF Pump Pressure Sensor High Error
 Failure Code [CA3572] – DEF Pump Pressure Sensor Low Error
 Failure Code [CA3574] – DEF Pump Pressure Too Low Error
 Failure Code [CA3575] – DEF Pump Pressure Too High Error
 Failure Code [CA3577] – DEF FCV Voltage High Error
 Failure Code [CA3578] – DEF FCV Voltage Low Error
 Failure Code [CA3583] – SCR Outlet NOx Sensor Heater Warming Up Error
 Failure Code [CA3596] – DEF Pump Pressure Unstable Error
 Failure Code [CA3649] – Turbo Outlet NOx Sensor Heater Warming Up Error
 Failure Code [CA3681] – SCR Outlet NOx Sensor Power Voltage Error
 Failure Code [CA3682] – Turbo Outlet NOx Sensor Power Voltage Error
 Failure Code [CA3713] – DEF Line Heater 1 Voltage High Error
 Failure Code [CA3717] – SCR Outlet NOx Sensor Voltage Mismatch Error
 Failure Code [CA3718] – Turbo Outlet NOx Sensor Voltage Mismatch Error
 Failure Code [CA3725] – Turbo Outlet NOx Sensor Unstable Error
 Failure Code [CA3741] – Rail Press Valve Trip Error
 Failure Code [CA3748] – Turbo Outlet NOx Sensor Stuck In Range Error
 Failure Code [CA3755] – DEF Dosing Performance Degradation Error
 Failure Code [CA3866] – DEF Low Concentration Error 2
 Failure Code [CA3867] – DEF Low Concentration Error 1
 Failure Code [CA3868] – DEF Tank Sensor Datalink Timeout Error
 Failure Code [CA4151] – KDOC and KDPF Temperature Sensor Datalink Timeout Error
 Failure Code [CA4152] – SCR Temperature Sensor Datalink Timeout Error
 Failure Code [CA4155] – DEF Pump Heater Relay Voltage High Error
 Failure Code [CA4156] – DEF Pump Heater Relay Voltage Low Error
 Failure Code [CA4157] – DEF FCV Malfunction
 Failure Code [CA4158] – KDOC and KDPF Temperature Sensor Internal Circuit Error
 Failure Code [CA4159] – SCR Temperature Sensor Internal Circuit Error
 Failure Code [CA4161] – KDOC and KDPF Temperature Sensor ECU Voltage High Error
 Failure Code [CA4162] – KDOC and KDPF Temperature Sensor ECU Voltage Low Error
 Failure Code [CA4163] – KDOC and KDPF Temperature Sensor ECU Over Temperature Error
 Failure Code [CA4164] – SCR Temperature Sensor ECU Voltage High Error
 Failure Code [CA4165] – SCR Temperature Sensor ECU Voltage Low Error
 Failure Code [CA4166] – SCR Temperature Sensor ECU High Temperature Error
 Failure Code [CA4168] – DEF Pump Heater ON Stuck Error
 Failure Code [CA4169] – DEF Pump Heater OFF Stuck Error
 Failure Code [CA4171] – DEF Pump Thawing Error
 Failure Code [CA4249] – DEF Pump Temperature Sensor 1 In Range Error
 Failure Code [CA4251] – DEF Pump Temperature Sensor 2 In Range Error
 Failure Code [CA4259] – KDOC and KDPF Temperature Sensor Power Interrupt Error
 Failure Code [CA4261] – SCR Temperature Sensor Power Interrupt Error
 Failure Code [CA4277] – DEF Quality Sensor Liquid Distinction Impossible Error
 Failure Code [CA4459] – DEF Line Heater Relay 2 Voltage High Error
 Failure Code [CA4461] – DEF Line Heater Relay 2 Voltage Low Error
 Failure Code [CA4731] – DEF Temperature Sensor Transmission Data Error
 Failure Code [CA4732] – DEF Level Sensor Transmission Data Error
 Failure Code [CA4739] – DEF Level Sensor Internal Circuit Error
 Failure Code [CA4768] – Fuel in DEF Tank Error
 Failure Code [CA4769] – DEF Level Measurement Impossible
 Failure Code [CA4842] – DEF High Concentration Error
 Failure Code [CA4952] – System Operating Lamp Short Circuit (Engine Controller)
 Failure Code [CA5115] – DEF Line Heater 1 Voltage Low Error
 Failure Code [CA5179] – Engine Room Temperature Sensor High Error
 Failure Code [CA5181] – Engine Room Temperature Sensor Low Error
 Failure Code [CA5271] – Exhaust Throttle Valve Motor Driver Voltage High Error
 Failure Code [CA5272] – Exhaust Throttle Valve Motor Driver Voltage Low Error
 Failure Code [CA5273] – Exhaust Throttle Valve Motor Driver Open Error
 Failure Code [CA5274] – Exhaust Throttle Valve Position Sensor In Range Error
 Failure Code [CA5275] – Exhaust Throttle Valve Position Sensor High Error
 Failure Code [CA5276] – Exhaust Throttle Valve Position Sensor Low Error
 Failure Code [CA5383] – Ash Accumulation High Error
 Failure Code [CA5631] – Manual Stationary Regeneration Request (Automatic Regeneration Uncompleted)
 Failure Code [CA5632] – Manual Stationary Regeneration Request but Regeneration Disable
 Failure Code [CA5655] – SCR Catalyst Degradation Error
 Failure Code [CA5689] – SCR Outlet NOx Sensor Tamparing Error
 Failure Code [CA5715] – KDPF Delta P Sensor In Range Dither Error
 Failure Code [CA5716] – KDPF Outlet Press Sensor In Range Dither Error
 Failure Code [CA5838] – SCR Outlet NOx Sensor Self-Diag Stuck In-range Error
 Failure Code [CA5864] – DEF Pump Short to Battery
 Failure Code [CA5865] – DEF Pump Short to Ground
 Failure Code [CA5938] – Manual Stationary Regeneration Request
 Failure Code [CA6513] – DEF Pump Thawing Error
 Failure Code [CA6771] – Aftertreatment Tempe Sens Auto Defective Misconfiguration
 Failure Code [D109KA] – ECSS Relay Open Circuit
 Failure Code [D109KB] – ECSS Relay Short Circuit
 Failure Code [D109KY] – ECSS Relay Hot Short Circuit
 Failure Code [D109MA] – ECSS Relay Defective Function
 Failure Code [D110KB] – Battery Relay Output Short Circuit
 Failure Code [D19JKZ] – Personal Code Relay Abnormality
 Failure Code [D19QKB] – Short Circuit in Refuel Pump Relay
 Failure Code [D19QKY] – Hot Short Circuit in Refuel Pump Relay
 Failure Code [D1EMKA] – Parking Brake Relay Open Circuit
 Failure Code [D1EMKB] – Parking Brake Relay Short Circuit
 Failure Code [D1EMKY] – Parking Brake Relay Hot Short Circuit
 Failure Code [D1EMMA] – Parking Brake Relay Defective Function
 Failure Code [D811MC] – KOMTRAX Malfunction
 Failure Code [D862KA] – GPS Antenna Open Circuit
 Failure Code [D8ALKA] – System Operating Lamp Open Circuit (KOMTRAX)
 Failure Code [D8ALKB] – System Operating Lamp Short Circuit (KOMTRAX)
 Failure Code [D8AQKR] – CAN2 Discon (KOMTRAX)
 Failure Code [D8ARKR] – CAN1 Defective Communication (Gateway Controller)
 Failure Code [D8G1KT] – Malfunction (Gateway Controller)
 Failure Code [D8G6KT] – Malfunction (Communication Terminal)
 Failure Code [DA20MC] – Pump Controller Malfunction
 Failure Code [DA22KK] – Pump Solenoid Power Low Error
 Failure Code [DA22KT] – Pump Controller Solenoid Power Controller Internal Failure
 Failure Code [DA25KP] – 5 V Sensor 1 Power Voltage Low Error
 Failure Code [DA26KP] – 5 V Sensor 2 Power Voltage Low Error
 Failure Code [DA27KP] – 24V Sensor Power Abnormality
 Failure Code [DA29KQ] – Model Selection Signal Mismatch
 Failure Code [DA2JKT] – Pump Controller Solenoid Return Circuit Controller Internal Failure
 Failure Code [DA2JKY] – Pump Controller Solenoid Return Circuit Hot Short Circuit
 Failure Code [DA2LKA] – System Operating Lamp Open Circuit (Pump Controller System)
 Failure Code [DA2LKB] – System Operating Lamp Short Circuit
 Failure Code [DA2QKR] – Controller Area Network 2 Defective Communication
 Failure Code [DA2RKR] – Controller Area Network 1 Defective Communication
 Failure Code [DA80KB] – Auto Grease System Monitoring Signal Short Circuit
 Failure Code [DAB0KT] – Internal Flash Memory Error (Pump Controller System)
 Failure Code [DAC3KB] – Cruise Control System Power Supply Short Circuit
 Failure Code [DAC3KY] – Cruise Control System Power Supply Hot Short Circuit
 Failure Code [DAF0KM] – Inconsistency of KomVision Setting
 Failure Code [DAF0MB] – Monitor ROM Abnormality
 Failure Code [DAF0MC] – Monitor Malfunction
 Failure Code [DAF7KB] – Fuel Ref-Meter Power Abnormality
 Failure Code [DAF8KB] – Camera Power Supply Short Circuit
 Failure Code [DAF9KQ] – Model Selection Abnormality
 Failure Code [DAFGMC] – GPS Module Malfunction
 Failure Code [DAFLKA] – System Operating Lamp Open Circuit (Monitor)
 Failure Code [DAFLKB] – System Operating Lamp Short Circuit (Monitor)
 Failure Code [DAFQKR] – CAN 2 Defective Communication (Monitor)
 Failure Code [DAFSMC] – Fuel Ref-Meter Communication Error
 Failure Code [DAZ9KQ] – Model Selection Signal Mismatch (Air Conditioner)
 Failure Code [DAZQKR] – CAN 2 Defective Communication (A/C ECU)
 Failure Code [DB2QKR] – CAN2 Discon (Engine Con)
 Failure Code [DB2RKR] – CAN1 Discon (Engine Con)
 Failure Code [DB30KR] – Joystick Steering Controller Malfunction
 Failure Code [DBP0KM] – KomVision Setting Error
 Failure Code [DBP0KT] – KomVision Controller Abnormality
 Failure Code [DBP5KB] – Camera Power Supply Short Circuit
 Failure Code [DBP5KY] – Camera Power Hot Short Circuit
 Failure Code [DBPQKR] – CAN 2 Defective Communication (KomVision)
 Failure Code [DCS0KT] – Internal Flash Memory Error (Machine Controller System)
 Failure Code [DCS0MC] – Machine Controller Malfunction
 Failure Code [DCS2KK] – Machine Controller Solenoid Power Voltage Low Error
 Failure Code [DCS2KT] – Machine Controller Solenoid Power Controller Internal Failure
 Failure Code [DCS5KP] – 5V Sensor 1 Power Voltage Low Error
 Failure Code [DCS6KP] – 5V Sensor 2 Power Voltage Low Error
 Failure Code [DCS7KP] – 24V Sensor Power Voltage Low Error
 Failure Code [DCS9KQ] – Model Selection Signal Mismatch (Machine Controller)
 Failure Code [DCSJKT] – Machine Controller Solenoid Return Circuit Controller Internal Failure
 Failure Code [DCSJKY] – Machine Controller Solenoid Return Circuit Hot Short Circuit
 Failure Code [DCSLKA] – System Operating Lamp Open Circuit (Machine Controller)
 Failure Code [DCSLKB] – System Operating Lamp Short Circuit (Machine Controller)
 Failure Code [DCSQKR] – CAN 2 Defective Communication (Machine Controller)
 Failure Code [DCSRKR] – CAN 1 Defective Communication (Machine Controller)
 Failure Code [DDB6KA] – Parking Brake SW Open Circuit
 Failure Code [DDB6KB] – Parking Brake SW Short Circuit
 Failure Code [DDC4KA] – ECSS SW Open Circuit
 Failure Code [DDC4KB] – ECSS SW Short Circuit
 Failure Code [DDJ1KA] – Quick Coupler Inductive Sensor 1 Open Circuit
 Failure Code [DDJ2KA] – Quick Coupler Inductive Sensor 2 Open Circuit
 Failure Code [DDK8KA] – SUSLock Forced SW Open Circuit
 Failure Code [DDK8KB] – SUSLock Forced SW Short Circuit
 Failure Code [DDKVKA] – Joystick Steering Activation Sw Open Circuit
 Failure Code [DDKVKB] – Joystick Steering Activation SW Short Circuit
 Failure Code [DDNRKA] – W/E Lever Lock SW Open Circuit
 Failure Code [DDNRKY] – W/E Lever Lock SW Short Circuit
 Failure Code [DDNS00] – Lock Lever Auto Lock Release SW ON
 Failure Code [DDP4KX] – Disconnection in Travel PPC Pressure Switch
 Failure Code [DDQ1KA] – SUSLock Mode Selection SW Open Circuit
 Failure Code [DDQ1KB] – SUSLock Mode Selection SW Short Circuit
 Failure Code [DDWCKZ] – Direction Switch Abnormality
 Failure Code [DDWMKZ] – FBR Attachment SW Abnormality
 Failure Code [DFB1KZ] – Service Lever Potentio 1 Open or Short Circuit
 Failure Code [DFB2KZ] – Service Lever Potentio 2 Open or Short Circuit
 Failure Code [DFB3L8] – Service Lever 1 Potentiometer Error
 Failure Code [DFB4L8] – Service Lever 2 Potentiometer Error
 Failure Code [DFB6KZ] – Service Lever Sub Potentio 2 Open or Short Circuit
 Failure Code [DGH2KA] – Hydraulic Oil Temperature Sensor Open Circuit
 Failure Code [DGH2KB] – Hydraulic Oil Temperature Sensor Ground Fault
 Failure Code [DHA4KA] – Air Cleaner Clog Sensor Open Circuit
 Failure Code [DHAAMA] – KDPF Differential Pressure Sensor Frozen
 Failure Code [DHACMA] – KDPF Outlet Pressure Sensor Frozen
 Failure Code [DHH2MA] – Return Line Filter Press Sensor Abnormally
 Failure Code [DHPAMA] – Front Pump Pressure Sensor Defective Function
 Failure Code [DHS3MA] – Arm IN PPC Pressure Sensor Defective Function
 Failure Code [DHS4MA] – Bucket CURL PPC Pressure Sensor Defective Function
 Failure Code [DHS5KX] – Travel PPC Sensor Abnormality
 Failure Code [DHS8MA] – Boom RAISE PPC Pressure Sensor Defective Function
 Failure Code [DHS9MA] – Boom LOWER PPC Pressure Sensor Defective Function
 Failure Code [DHSAMA] – Swing Right PPC Pressure Sensor Defective Function
 Failure Code [DHSBMA] – Swing Left PPC Pressure Sensor Defective Function
 Failure Code [DHSCMA] – Arm OUT PPC Pressure Sensor Defective Function
 Failure Code [DHSDMA] – Bucket DUMP PPC Pressure Sensor Defective Function
 Failure Code [DHT8KA] – S/T Oil Pressure Sensor Open Circuit or Ground Fault
 Failure Code [DHT8KB] – S/T Oil Pressure Sensor Hot Short Circuit
 Failure Code [DHT8ZG] – S/T Oil Pressure Low
 Failure Code [DHTFKA] – Service Brake Press Sensor 2 Open Circuit
 Failure Code [DHTFKY] – Service Brake Press Sensor 2 Short Circuit
 Failure Code [DHTFL8] – Service Brake Press Sensor Defective Function
 Failure Code [DHU1KA] – Brake Accumulator Press Sensor Open Circuit
 Failure Code [DHU1KY] – Brake Accumulator Press Sensor Short Circuit
 Failure Code [DHUCKA] – Parking Brake Press Sensor Open Circuit
 Failure Code [DHUCKY] – Parking Brake Press Sensor Short Circuit
 Failure Code [DHUGKA] – Service Brake Press Sensor Open Circuit
 Failure Code [DHUGKY] – Service Brake Press Sensor Short Circuit
 Failure Code [DHX1MA] – Overload Sensor Abnormality
 Failure Code [DKULKA] – PPC Lock Relay Open Circuit
 Failure Code [DKULKB] – PPC Lock Relay Short Circuit
 Failure Code [DKULKY] – PPC Lock Relay Hot Short Circuit
 Failure Code [DLM5KA] – Fan Speed Sensor Open Circuit
 Failure Code [DLM5MB] – Fan Control: Mismatch
 Failure Code [DLT4KA] – Speed Sensor Open Circuit
 Failure Code [DLT4KB] – Speed Sensor Short Circuit
 Failure Code [DR10KA] – KomVision Camera Open Circuit
 Failure Code [DR12KA] – Disconnection of Camera 1 NTSC Input
 Failure Code [DR20KA] – Disconnection of Camera 2 NTSC Input
 Failure Code [DR21KX] – Camera 2 Picture Rev. Drive Abnormality
 Failure Code [DR30KA] – Disconnection of Camera 3 NTSC Input
 Failure Code [DR31KX] – Camera 3 Picture Reverse Drive Input Out of Range
 Failure Code [DR40KA] – Disconnection of Camera 4 NTSC Input
 Failure Code [DUMBKA] – Operating Lamp Open Circuit (KomVision)
 Failure Code [DUMBKB] – Operating Lamp Short Circuit (KomVision)
 Failure Code [DV00KA] – Buzzer Output Open Circuit (KomVision)
 Failure Code [DV00KB] – Buzzer Output Short Circuit (KomVision)
 Failure Code [DV20KB] – Travel Alarm Short Circuit
 Failure Code [DW44KA] – Travel F/R Solenoid Open Circuit
 Failure Code [DW44KB] – Travel F/R Solenoid Short Circuit
 Failure Code [DW44KY] – Travel F/R Solenoid Hot Short Circuit
 Failure Code [DW45KA] – Swing Parking Brake Solenoid Open Circuit
 Failure Code [DW45KB] – Swing Parking Brake Solenoid Short Circuit
 Failure Code [DW45KY] – Swing Parking Brake Solenoid Hot Short Circuit
 Failure Code [DW4AKA] – SUSLock Sol Open Circuit
 Failure Code [DW4AKB] – SUSLock Sol Short Circuit
 Failure Code [DW4AKY] – SUSLock Sol Hot Short Circuit
 Failure Code [DW4BKA] – Parking Brake Sol Open Circuit
 Failure Code [DW4BKB] – Parking Brake Sol Short Circuit
 Failure Code [DW4BKY] – Parking Brake Sol Short Circuit
 Failure Code [DW4CKY] – PPC Lock Solenoid Hot Short Circuit
 Failure Code [DW4MKA] – Disconnection in Creep Solenoid
 Failure Code [DW4MKB] – Short Circuit in Creep Solenoid
 Failure Code [DW4MKY] – Hot Short Circuit in Creep Solenoid
 Failure Code [DW4YKA] – High Gear Sol Open Circuit
 Failure Code [DW4YKB] – High Gear Sol Short Circuit
 Failure Code [DW4YKY] – High Gear Sol Hot Short Circuit
 Failure Code [DW4ZKA] – Low Gear Sol Open Circuit
 Failure Code [DW4ZKB] – Low Gear Sol Short Circuit
 Failure Code [DW4ZKY] – Low Gear Sol Hot Short Circuit
 Failure Code [DW91KA] – Travel Neutral Sol Open Circuit
 Failure Code [DW91KB] – Travel Neutral Sol Short Circuit
 Failure Code [DW91KY] – Travel Neutral Sol Hot Short Circuit
 Failure Code [DWA2KA] – Attachment Single or 2-Way Change Solenoid Open Circuit (Breaker Mode Relay)
 Failure Code [DWA2KB] – Attachment Single or 2-Way Change Solenoid Short Circuit (Breaker Mode Relay)
 Failure Code [DWA2KY] – Attachment Single or 2-Way Change Solenoid Hot Short Circuit (Breaker Mode Relay)
 Failure Code [DWB1KA] – Outrigger Selection Sol Relay Open Circuit
 Failure Code [DWB1KB] – Outrigger Selection Sol Relay Short Circuit
 Failure Code [DWB2KA] – Disconnection in 1st Outrigger Solenoid
 Failure Code [DWB2KB] – Outrigger Sol.1 Short Circuit
 Failure Code [DWB2KY] – Outrigger Sol.1 Hot Short Circuit
 Failure Code [DWB3KA] – Outrigger Sol.2 Open Circuit
 Failure Code [DWB3KB] – Outrigger Sol.2 Short Circuit
 Failure Code [DWB3KY] – Outrigger Sol.2 Hot Short Circuit
 Failure Code [DWB4KA] – Outrigger Sol.3 Open Circuit
 Failure Code [DWB4KB] – Outrigger Sol.3 Short Circuit
 Failure Code [DWB4KY] – Outrigger Sol.3 Hot Short Circuit
 Failure Code [DWB5KA] – Outrigger Sol.4 Open Circuit
 Failure Code [DWB5KB] – Outrigger Sol.4 Short Circuit
 Failure Code [DWB5KY] – Outrigger Sol.4 Hot Short Circuit
 Failure Code [DWK0KA] – 2-Stage Relief Solenoid Open Circuit
 Failure Code [DWK0KB] – 2-Stage Relief Solenoid Short Circuit
 Failure Code [DWK0KY] – 2-Stage Relief Solenoid Hot Short Circuit
 Failure Code [DWK2KA] – Variable Back Pressure Solenoid Open Circuit
 Failure Code [DWK2KB] – Variable Back Pressure Solenoid Short Circuit
 Failure Code [DWK2KY] – Variable Back Pressure Solenoid Hot Short Circuit
 Failure Code [DWKSKA] – Boom Float Sol Open Circuit
 Failure Code [DWKSKB] – Boom Float Sol Short Circuit
 Failure Code [DWKSKY] – Boom Float Sol Hot Short Circuit
 Failure Code [DWMBKA] – Work Equipment PPC Reduction Solenoid Open Circuit
 Failure Code [DWMBKB] – Work Equipment PPC Reduction Solenoid Short Circuit
 Failure Code [DWMBKY] – Work Equipment PPC Reduction Solenoid Hot Short Circuit
 Failure Code [DWMCKA] – Auxiliary Hydraulic Circuit 1 Solenoid Open Circuit
 Failure Code [DWMCKB] – Auxiliary Hydraulic Circuit 1 Solenoid Short Circuit
 Failure Code [DWMCKY] – Auxiliary Hydraulic Circuit 1 Solenoid Hot Short Circuit
 Failure Code [DWMDKB] – Auxiliary Hydraulic Circuit 2 Solenoid Short Circuit
 Failure Code [DWMDKY] – Auxiliary Hydraulic Circuit 2 Solenoid Hot Short Circuit
 Failure Code [DWN5KA] – Fan Clutch Solenoid Open Circuit
 Failure Code [DWN5KB] – Fan Clutch Solenoid Short Circuit
 Failure Code [DWN5KY] – Fan Clutch Solenoid Hot Short Circuit
 Failure Code [DXA8KA] – Pump PC-EPC Solenoid Open Circuit
 Failure Code [DXA8KB] – Pump PC-EPC Solenoid Short Circuit
 Failure Code [DXE0KA] – LS-EPC Solenoid Open Circuit
 Failure Code [DXE0KB] – LS-EPC Solenoid Short Circuit
 Failure Code [DXE7KA] – Attachment Flow Regulating EPC 2 Solenoid Open Circuit
 Failure Code [DXE7KB] – Attachment Flow Regulating EPC 2 Solenoid Short Circuit
 Failure Code [DXE7KY] – Attachment Flow Regulating EPC 2 Solenoid Hot Short Circuit
 Failure Code [DXE8KA] – Attachment Flow Regulating EPC 3 Solenoid Open Circuit
 Failure Code [DXE8KB] – Attachment Flow Regulating EPC 3 Solenoid Short Circuit
 Failure Code [DXE8KY] – Attachment Flow Regulating EPC 3 Solenoid Hot Short Circuit
 Failure Code [DXE9KA] – Attachment Flow Regulating EPC 4 Solenoid Open Circuit
 Failure Code [DXE9KB] – Attachment Flow Regulating EPC 4 Solenoid Short Circuit
 Failure Code [DXE9KY] – Attachment Flow Regulating EPC 4 Solenoid Hot Short Circuit
 Failure Code [DXEAKA] – Attachment Flow Regulating EPC 5 Solenoid Open Circuit
 Failure Code [DXEAKB] – Attachment Flow Regulating EPC 5 Solenoid Short Circuit
 Failure Code [DXEAKY] – Attachment Flow Regulating EPC 5 Solenoid Hot Short Circuit
 Failure Code [DXEKKA] – Attachment Variable Press EPC1 Open Circuit
 Failure Code [DXEKKB] – Attachment Variable Press EPC1 Short Circuit
 Failure Code [DXEKKY] – Attachment Variable Press EPC1 Hot Short Circuit
 Failure Code [DXELKA] – Attachment Variable Press EPC2 Open Circuit
 Failure Code [DXELKB] – Attachment Variable Press EPC2 Short Circuit
 Failure Code [DXELKY] – Attachment Variable Press EPC2 Hot Short Circuit
 Failure Code [DXK3KA] – Travel Pedal Throttle EPC Solenoid Open Circuit
 Failure Code [DXK3KB] – Travel Pedal Throttle EPC Solenoid Short Circuit
 Failure Code [DY20KA] – Wiper Motor Open Circuit
 Failure Code [DY20MA] – Wiper Motor Defective Function
 Failure Code [DY2CKB] – Washer Motor Short Circuit
 Failure Code [DY2DKB] – Wiper Motor (Normal Rotation) Short Circuit
 Failure Code [DY2EKB] – Wiper Motor (Reverse Rotation) Short Circuit
 Failure Code [F311KA] – Centralized Warning Lamp Signal 1 Open Circuit
 Failure Code [F311KB] – Centralized Warning Lamp Signal 1 Short Circuit
 Failure Code [F312KA] – Centralized Warning Lamp Signal 2 Open Circuit
 Failure Code [F312KB] – Centralized Warning Lamp Signal 2 Short Circuit
 Failure Code [F313KA] – Communication Terminal Startup Signal Open Circuit
 Failure Code [F313KB] – Communication Terminal Startup Signal Short Circuit
 Failure Code [F314KA] – Software Update Signal Open Circuit
 Failure Code [F314KB] – Software Update Signal Short Circuit
 Failure Code [F315KA] – Engine Controller WAKE Signal Open Circuit
 Failure Code [F315KB] – Engine Controller WAKE Signal Short Circuit
 Failure Code [F315KY] – Engine Controller WAKE Signal Hot Short Circuit
 Failure Code [F316KA] – 3rd Party Component Startup Signal Open Circuit
 Failure Code [F316KB] – 3rd Party Component Startup Signal Short Circuit
 Failure Code [F316KY] – 3rd Party Component Startup Signal Hot Short Circuit
 Failure Code [F318KB] – Communication Terminal Power Supply 1 Short Circuit
 Failure Code [F318KY] – Communication Terminal Power Supply 1 Hot Short Circuit
 Failure Code [F31AKB] – Ethernet Power Supply Short Circuit
 Failure Code [F31AKY] – Ethernet Power Supply Hot Short Circuit
 Failure Code [F31BKB] – 5V Sensor Power Supply Short Circuit (Gateway Controller)
 Failure Code [F31BKY] – 5V Sensor Power Supply Hot Short Circuit (Gateway Controller)
 Failure Code [F31CKB] – 12V Sensor Power Supply Short Circuit (Gateway Controller)
 Failure Code [F31CKY] – 12V Sensor Power Supply Hot Short Circuit (Gateway Controller)
 Failure Code [F31DKB] – 24V Sensor Power Supply Short Circuit (Gateway Controller)
 Failure Code [F31DKY] – 24V Sensor Power Supply Hot Short Circuit (Gateway Controller)
 Failure Code [F31EKB] – 24V Sensor Power Supply Booster Output Short Circuit (Gateway Controller)
 Failure Code [F31EKY] – 24V Sensor Power Supply Booster Output Hot Short Circuit (Gateway Controller)
 Failure Code [F7FQKR] – CAN2 Discon (ID Key Con)
 Failure Code [F7G0MC] – ID Key Receiving Antenna Malfunction
 Troubleshooting of Central Lubrication System (CLS)
 Troubleshooting of Engine (S-Mode)
 S-1 Engine Does Not Crank When Starting Switch is Turned to Start Position
 S-2 Engine Cranks but No Exhaust Smoke Comes Out
 S-3 Fuel is Injected but Engine Does Not Start (Misfiring: Engine Cranks but Does Not Start)
 S-4 Engine Startability is Unsatisfactory
 S-5 Engine Does Not Pick Up Smoothly
 S-6 Engine Stops During Operation
 S-7 Engine Runs Rough or is Not Stable
 S-8 Engine Lacks Power
 S-9 Exhaust Smoke is Black
 S-10 Engine Oil Consumption Is Excessive
 S-11 Oil Becomes Dirty Quickly
 S-12 Fuel Consumption Is Excessive
 S-13 Oil is in Coolant (or Coolant Spurts Back or Coolant Level Goes Down)
 S-14 Oil Pressure Drops
 S-15 Fuel Mixes into Engine Oil
 S-16 Water Mixes into Engine Oil (Milky)
 S-17 Coolant Temperature Rises Too High (Overheating)
 S-18 Unusual Noise is Heard
 S-19 Vibration is Excessive
 S-20 Air Cannot be Bled from Fuel Circuit
 S-21 Active Regeneration is Executed Frequently
 S-22 Active Regeneration Takes Time
 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)
Disassembly and Assembly
 Front Axle
 Rear Axle
 Transmission
Maintenance Standard
 Engine and Cooling System
 Power Train
 Hydraulic System
 Work Equipment
 Hydraulic Cylinder
Appendix
 Precautions Before Work
 Air Conditioner System
 Component parts of Air Conditioner System
 Explanation of Procedure for Testing and Troubleshooting of Air Conditioner
 Circuit Diagram and Configuration of Connector Pins of Air Conditioner
 System Diagram of Air Conditioner
 Locations of Air Conditioner Parts and Layout of Connectors
 Examine Air Leakage (Duct)
 Examine Air Conditioner with Self-Diagnosis Function
 Open the Electrical System Abnormality Record Screen in Service Mode of Machine Monitor
 Examine vent (mode) Changeover
 Examine FRESH/RECIRC Air Changeover
 Examine Sunlight Sensor
 Examine Refrigerant (Dual) Pressure Switch
 Air Conditioner Troubleshooting Chart 1
 Air Conditioner Troubleshooting Chart 2
 Information Shown in Troubleshooting Table
 Failure Code [879AKA] A/C Recirculation Air Temperature Sensor Open Circuit
 Failure Code [879AKB] A/C Recirculation Air Temperature Sensor Short Circuit
 Failure Code [879BKA] A/C Fresh Air Temperature Sensor Open Circuit
 Failure Code [879BKB] A/C Fresh Air Temperature Sensor Short Circuit
 Failure Code [879CKA] Ventilating Sensor Open Circuit
 Failure Code [879CKB] Ventilating Sensor Short Circuit
 Failure Code [879DKZ] Sunlight Sensor Open Circuit or Short Circuit
 Failure Code [879EMC] Ventilation Damper Malfunction
 Failure Code [879FMC] Air Mix Damper Malfunction
 Failure Code [879GKX] Refrigerant Pressure Input Signal Out of Range
 A-1 Troubleshooting for Power Supply System (Air Conditioner Does not Operate)
 A-2 Troubleshooting for Compressor and Refrigerant System (Air is not Cooled)
 A-3 Troubleshooting for Blower Motor System (no Air comes out or Air Flow is Abnormal)
 A-4 Troubleshooting for FRESH/RECIRC Air Changeover
 Troubleshooting by Gauge Pressure
 Connect Service Tool
 Precautions for Disconnection and Connection of Air Conditioner Piping
 Handle Compressor Oil
 How to Replace Desiccant
 Joystick Steering
 Overview of Failure Groups and Descriptions
 Error Handling
Circuit Diagrams
 Hydraulic Circuit Diagram
 Wiring Circuit Diagram
 Connector Diagram
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