Skip to main content

WA500-6 | SN: H60051-UP | Komatsu | Heavy Equipment Manual PDF

Page 1


Compositionofshopmanual1

ThecontentsofthisshopmanualareshowntogetherwithFormNo.inalist.

Note1:Alwayskeepthelatestversionofthismanualinaccordancewiththislistandutilizeaccordingly. ThemarksshowntotherightofFormNo.denotethefollowing: Q:Newissue(tobefiledadditionally)q:Revision(tobereplacedforeachFormNo.)

Note2:ThisshopmanualcanbesuppliedforeachFormNo.

Note3:Tofilethisshopmanualinthespecialbinderformanagement,handleitasfollows:

•PlaceadivideronthetopofeachsectioninthefileaftermatchingtheTabNo.withNo.indicated nexttoeachSectionNameshowninthetablebelow:

•Fileoverviewandothermaterialsinsectionsintheordershownbelowandutilizethemaccordingly.

SectionTitleFormNumber

00Indexandforeword

IndexSEN00701-17

ForewordandgeneralinformationSEN00702-05

01Specification

SpecificationandtechnicaldataSEN00703-02

10Structure,functionandmaintenancestandard

EngineandcoolingsystemSEN00704-01

Powertrain,Part1SEN00705-03

Powertrain,Part2SEN00864-02

SteeringsystemSEN00706-03

BrakesystemSEN00707-02

UndercarriageandframeSEN00708-01

Hydraulicsystem,Part1SEN00709-02 Hydraulicsystem,Part2SEN00875-01 WorkequipmentSEN00710-02

CabanditsattachmentsSEN00711-01 Electricalsystem,Part1SEN00712-04 Electricalsystem,Part2SEN00713-02 Electricalsystem,Part3SEN00874-02 Centrallubricationsystem(CLS)CLS10-01

20Standardvaluetable

StandardservicevaluetableSEN00724-04

30Testingandadjusting

Testingandadjusting,Part1SEN00725-07

Testingandadjusting,Part2SEN00726-05

Testingandadjusting,Part3SEN00727-05

Testingandadjusting,Part4SEN00728-07

40Troubleshooting

GeneralinformationontroubleshootingSEN00729-01

Troubleshootingbyfailurecode(Displayofcode),Part1SEN00730-01 Troubleshootingbyfailurecode(Displayofcode),Part2SEN00731-02

Troubleshootingbyfailurecode(Displayofcode),Part3SEN00732-03

Troubleshootingbyfailurecode(Displayofcode),Part4SEN00733-03

Troubleshootingbyfailurecode(Displayofcode),Part5SEN00734-02

Troubleshootingbyfailurecode(Displayofcode),Part6SEN00735-01

Troubleshootingbyfailurecode(Displayofcode),Part7SEN00736-01

Troubleshootingbyfailurecode(Displayofcode),Part8SEN00737-01

Troubleshootingbyfailurecode(Displayofcode),Part9SEN00738-01

Troubleshootingbyfailurecode(Displayofcode),Part10SEN00739-01

Troubleshootingofelectricalsystem(E-mode)SEN00740-02

Troubleshootingofhydraulicandmechanicalsystem(H-mode)SEN00741-00

Troubleshootingofengine(S-mode)SEN00742-03

TroubleshootingofCentralLubricationSystem(CLS)CLS40-01

50Disassemblyandassembly

GeneralinformationondisassemblyandassemblySEN02022-03

Engineandcoolingsystem,Part1SEN02023-03

Engineandcoolingsystem,Part2SEN02024-04

Powertrain,Part1SEN02025-03 Powertrain,Part2SEN02026-03 Powertrain,Part3SEN02027-04

BrakesystemSEN02028-00

UndercarriageandframeSEN02029-03

HydraulicsystemSEN02030-03

WorkequipmentSEN02031-01

CabanditsattachmentsSEN02032-03

ElectricalsystemSEN02033-03

90Diagramsanddrawings

HydraulicdiagramsanddrawingsSEN00714-04

ElectricaldiagramsanddrawingsSEN00715-03

ConnectorlistandtablesSEN00715-03

30Testingandadjusting

Methodofmovingmachinewhentransmissionvalveisbroken..............................................51

Testingandadjusting,Part2SEN00726-05

Testingandadjusting,Part2.......................................................................................................3

Testingandadjustingsteeringstopvalve................................................................................3

Testingandadjustingsteeringwheel.......................................................................................5

Testingsteeringoilpressure....................................................................................................7

Bleedingairfromsteeringcylindercircuit................................................................................10

Testinghydraulicdrivefan.......................................................................................................11

Bleedingairfromhydraulicdrivefancircuit.............................................................................14 Measuringbrakepedal............................................................................................................16 Measuringbrakeperformance.................................................................................................17

Testingofaccumulatornitrogengaspressureandprocedureforchargingaccumulator withnitrogengas..............................................................................................................18

Testingandadjusting,Part3SEN00727-05

Testingandadjusting,Part3.......................................................................................................2

HowtostartKOMTRAXterminaloperations(ifequipped)......................................................2

IndicatorlampsofKOMTRAXterminal(ifequipped)...............................................................7

Machinemonitor-basedadjustmentatreplacement,disassemblyandassembly, andadditionalinstallationforeachsensorandcontroller................................................10

Specialfunctionsofmachinemonitor(EMMS)........................................................................12

Testingandadjusting,Part4SEN00728-07

Testingandadjusting,Part4.......................................................................................................2

Specialfunctionsofmachinemonitor(EMMS)........................................................................2

Pmclinicinspectiontable........................................................................................................40

40Troubleshooting

GeneralinformationontroubleshootingSEN00729-01

Generalinformationontroubleshooting......................................................................................2

Pointstorememberwhentroubleshooting..............................................................................2

Sequenceofeventsintroubleshooting....................................................................................3

Testingbeforetroubleshooting.................................................................................................4

Classificationandproceduresoftroubleshooting....................................................................5

Connectiontableforconnectorpinnumbers...........................................................................8

T-branchboxandT-branchadaptertable..............................................................................44

Troubleshootingbyfailurecode(Displayofcode),Part1SEN00730-01

Troubleshootingbyfailurecode(Displayofcode),Part1.............................................................3

Failurecodeslist........................................................................................................................3

Beforecarryingouttroubleshootingforelectricalsystem..........................................................14

Informationcontainedintroubleshootingtable..........................................................................16

Failurecode[1500L0](TORQFLOWtransmission:Doublemeshing).....................................18

Failurecode[15B0NX](Transmissionfilter:Clogged)...............................................................20

Failurecode[15SAL1](ECMVFclutch:WhencommandcurrentisOFF,fillsignalisON)......22

Failurecode[15SALH](ECMVFclutch:WhencommandcurrentisON,fillsignalisOFF).....24

Failurecode[15SBL1](ECMVRclutch:WhencommandcurrentisOFF,fillsignalisON).....26

Failurecode[15SBLH](ECMVRclutch:WhencommandcurrentisON,fillsignalisOFF)....28

Failurecode[15SEL1](ECMV1stclutch:WhencommandcurrentisOFF,fillsignalisON)...30

Failurecode[15SELH](ECMV1stclutch:WhencommandcurrentisON,fillsignalisOFF)..32

Failurecode[15SFL1](ECMV2ndclutch:WhencommandcurrentisOFF,fillsignalisON)..34

Failurecode[15SFLH](ECMV2ndclutch:WhencommandcurrentisON,fillsignalisOFF).36

Failurecode[15SGL1](ECMV3rdclutch:WhencommandcurrentisOFF,fillsignalisON)..38

Failurecode[15SGLH](ECMV3rdclutch:WhencommandcurrentisON,fillsignalisOFF).40

Failurecode[15SHL1](ECMV4thclutch:WhencommandcurrentisOFF,fillsignalisON)...42 Failurecode[15SHLH](ECMV4thclutch:WhencommandcurrentisON,fillsignalisOFF)..44 Failurecode[2F00MA](Parkingbrake:Malfunction)................................................................46 Failurecode[2G42ZG](Frontaccumulator:Lowoilpressure).................................................48 Troubleshootingbyfailurecode(Displayofcode),Part2SEN00731-02 Troubleshootingbyfailurecode(Displayofcode),Part2...........................................................4

Failurecode[2G43ZG](Rearaccumulator:Lowoilpressure)................................................4 Failurecode[44K0L4](Bucketpositioner:ON/OFFsignalsdisagree)....................................6 Failurecode[AA1ANX](Aircleaner:Clogging).......................................................................8 Failurecode[AB00L6](Alternator:Signaldisagreeswithoperatingstateofengine)..............10

Failurecode[AB00MA](Alternator:Malfunction)....................................................................12

Failurecode[B@BAZG](Lowengineoilpressure).................................................................14 Failurecode[B@BAZK](Engineoil:Lowlevel)......................................................................16 Failurecode[B@BCNS](Coolant:Overheating).....................................................................18 Failurecode[B@BCZK](Coolant:Lowlevel)..........................................................................20 Failurecode[B@C7NS](Brakeoil:Overheating)...................................................................22 Failurecode[b@CENS](Torqueconverteroil:Overheating)..................................................24 Failurecode[B@CENS](Torqueconverteroil:Overheating).................................................26

Failurecode[B@GAZK](Batteryelectrolyte:Lowlevel).........................................................28

Failurecode[B@HANS](Hydraulicoil:Overheating).............................................................30

Failurecode[CA111](Abnormalityinenginecontroller)..........................................................32

Failurecode[CA115](EngineNeorBkupspeedsensorerror)..............................................35

Failurecode[CA122](Chargepressuresensorhigherror).....................................................36

Failurecode[CA123](Chargepressuresensorlowerror)......................................................38

Failurecode[CA131](Throttlesensorhigherror)...................................................................39

Failurecode[CA132](Throttlesensorlowerror).....................................................................41

Failurecode[CA135](Engineoilpressuresensorhigherror).................................................42

Failurecode[CA141](Engineoilpressuresensorlowerror)..................................................44

Failurecode[CA144](Coolanttemperaturesensorhigherror)...............................................45

Failurecode[CA145](Coolanttemperaturesensorlowerror)................................................47

Failurecode[CA153](Chargetemperaturesensorhigherror)...............................................48

Failurecode[CA154](Chargetemperaturesensorlowerror)................................................50

Failurecode[CA187](Sensorpowersupply2lowerror)........................................................50

Failurecode[CA221](Atmosphericpressuresensorhigherror)............................................51

Failurecode[CA222](Atmosphericpressuresensorlowerror)..............................................53

Failurecode[CA227](Sensorpowersupply2higherror)......................................................54

Troubleshootingbyfailurecode(Displayofcode),Part3SEN00732-03

Troubleshootingbyfailurecode(Displayofcode),Part3...........................................................3

Failurecode[CA234](Engineoverspeed)..............................................................................3

Failurecode[CA238](Nespeedsensorpowersupplyerror).................................................4

Failurecode[CA263](Fueltemperaturesensorhigherror)....................................................6

Failurecode[CA265](Fueltemperaturesensorlowerror).....................................................8

Failurecode[CA271](PCV1Shortcircuit)..............................................................................10

Failurecode[CA272](PCV1Disconnection)..........................................................................12

Failurecode[CA273](PCV2Shortcircuit)..............................................................................14

Failurecode[CA274](PCV2Disconnection)..........................................................................16

Failurecode[CA322](Injector#1(L/B#1)open/shorterror)..................................................18

Failurecode[CA323](Injector#5(L/B#5)open/shorterror)..................................................20

Failurecode[CA324](Injector#3(L/B#3)open/shorterror)..................................................22

Failurecode[CA325](Injector#6(L/B#6)open/shorterror)..................................................24

Failurecode[CA331](Injector#2(L/B#2)open/shorterror)..................................................26

Failurecode[CA332](Injector#4(L/B#4)open/shorterror)..................................................28

Failurecode[CA342](Calibrationcodeinconsistency)...........................................................30

Failurecode[CA351](Injectordrivecircuiterror)....................................................................31

Failurecode[CA352](Sensorpowersupply1lowerror)........................................................34

Failurecode[CA386](Sensorpowersupply1higherror)......................................................36

Failurecode[CA431](Idlevalidationswitcherror)..................................................................38

Failurecode[CA432](Idlevalidationactionerror)..................................................................40

Failurecode[CA441](Batteryvoltagelowerror)....................................................................40

Failurecode[CA442](Batteryvoltagehigherror)...................................................................41

Failurecode[CA449]Commonrailpressurehigherror2.......................................................41

Failurecode[CA451](Commonrailpressuresensorhigherror)............................................42

Failurecode[CA452](Commonrailpressuresensorlowerror).............................................44

Failurecode[CA553](Commonrailpressurehigherror1).....................................................45

Failurecode[CA554](Commonrailpressuresensorin-rangeerror).....................................46

Failurecode[CA559](Supplypumppressureverylowerror).................................................47

Failurecode[CA689](EngineNespeedsensorerror)...........................................................50

Failurecode[CA731](EngineBkupspeedsensorphaseerror).............................................52

Failurecode[CA757](Allcontinuousdatalosterror)..............................................................52

Failurecode[CA778](EngineBkupspeedsensorerror)........................................................54

Failurecode[CA1228](EGRvalveservoerror1)...................................................................56

Failurecode[CA1625](EGRvalveservoerror2)...................................................................57

Failurecode[CA1626](Bypassvalvesolenoidcurrenthigherror).........................................58

Failurecode[CA1627](Bypassvalvesolenoidcurrentlowerror)...........................................60

Failurecode[CA1628](Bypassvalveservoerror1)...............................................................61

Failurecode[CA1629](Bypassvalveservoerror2)...............................................................62

Failurecode[CA1631](Bypassvalveliftsensorhigherror)....................................................63

Failurecode[CA1632](Bypassvalveliftsensorlowerror).....................................................65

Failurecode[CA1633](KOMNETdatalinktimeouterror).......................................................65

Failurecode[CA1642]AbnormallylowsignalinEGRinletpressuresensor..........................67

Failurecode[CA1653]AbnormallyhighsignalinEGRinletpressuresensor.........................68

Troubleshootingbyfailurecode(Displayofcode),Part4SEN00733-03

Troubleshootingbyfailurecode(Displayofcode),Part4...........................................................3

Failurecode[CA1642](EGRinletpressuresensorlowerror)................................................3

Failurecode[CA1653](EGRinletpressuresensorhigherror)...............................................4

Failurecode[CA2185](Throttlesensorsupplyvoltagehigherror).........................................6

Failurecode[CA2186](Throttlesensorpowersupplylowerror)............................................8

Failurecode[CA2249](Supplypumppressureverylowerror2)............................................8

Failurecode[CA2271](EGRvalveliftsensorhigherror)........................................................9

Failurecode[CA2272](EGRvalveliftsensorlowerror).........................................................11

Failurecode[CA2351](EGRvalvesolenoidoperationshortcircuit).......................................12

Failurecode[CA2352](EGRvalvesolenoidoperationdisconnect)........................................14

Failurecode[CA2555](Intakeheaterrelaydisconnectionerror)............................................14

Failurecode[CA2556](Intakeheaterrelayshortcircuiterror)................................................16

Failurecode[D160KZ](Backuplamprelay:Disconnectionorshortcircuit)............................18

Failurecode[D191KA](Joysticksteeringneutralsafetyrelay:Disconnection).......................20

Failurecode[D191KB](Joysticksteeringneutralsafetyrelay:Shortcircuit)..........................22

Failurecode[D192KA](ECSSsolenoid:Disconnection)........................................................24

Failurecode[D192KB](ECSSsolenoid:Shortcircuit)............................................................25

Failurecode[D192KY](ECSSsolenoid:Shortcircuitwithpowersupplyline)........................26

Failurecode[D193KA](Joysticksteeringsolenoidcutrelay:Disconnection).........................28

Failurecode[D193KB](Joysticksteeringsolenoidcutrelay:Shortcircuit).............................30

Failurecode[D193KY](Joysticksteeringsolenoidcutrelay: Shortcircuitwithpowersupplyline)........................................................................................32

Failurecode[D5ZHKA](TerminalCsignal:Disconnection)....................................................34

Failurecode[D5ZHKB](TerminalCsignal:Shortcircuit)........................................................36

Failurecode[D5ZHKZ](TerminalCsignal:Disconnectionorshortcircuit).............................38

Failurecode[D5ZHL6](TerminalCsignal: Signaldoesnotmatchenginerunningorstoppedstate)........................................................42

Failurecode[DA80L4](Autogreasecontroller:ON/OFFsignalsdisagree)............................44

Failurecode[DAF3KK](Machinemonitor:Lowsourcevoltage(input))..................................46

Failurecode[DAF5KP](Machinemonitor:Lowoutputvoltage)..............................................48

Failurecode[DAFRKR](CANcommunicationwithmachinemonitor: Defectivecommunication(Abnormalityintargetcomponentsystem))....................................50

Failurecode[DAQ0KK](Transmissioncontroller:Lowsourcevoltage)..................................52

Failurecode[DAQ0KT](Transmissioncontroller:Abnormalityincontroller)...........................54

Failurecode[DAQ2KK](Transmissioncontrollerloadpowersupplyline: Lowsourcevoltage(input)).....................................................................................................56

Failurecode[DAQ9KQ](Transmissioncontrollermodelselection: Disagreementofmodelselectionsignals)...............................................................................58

Troubleshootingbyfailurecode(Displayofcode),Part5SEN00734-02

Troubleshootingbyfailurecode(Displayofcode),Part5...........................................................4

Failurecode[DAQRKR](CANcommunicationwithtransmissioncontroller: Defectivecommunication(Abnormalityintargetcomponentsystem)).............................4

Failurecode[DAQRMA](Transmissioncontrolleroptionsetting:Malfunction).......................6

Failurecode[DB2RKR](CANcommunicationwithenginecontroller: Defectivecommunication(Abnormalityintargetcomponentsystem)..............................8

Failurecode[DB90KK]Workequipmentcontroller:Lowsourcevoltage(input).....................10

Failurecode[DB90KT](Workequipmentcontroller:Abnormalityincontroller)......................12

Failurecode[DB92KK]Workequipmentcontrollerloadpowersupplyline: Lowsourcevoltage(input)...............................................................................................14

Failurecode[DB95KX](Workequipmentcontrollerpowersupplyoutput: Outofinputsignalrange).................................................................................................16

Failurecode[DB99KQ](Workequipmentcontrollermodelselection: Disagreementofmodelselectionsignals)........................................................................18

Failurecode[DB9RKR](CANcommunicationwithworkequipmentcontroller: Defectivecommunication(Abnormalityintargetcomponentsystem)).............................20

Failurecode[DB9RMA](Workequipmentcontrolleroptionsetting:Malfunction)...................22

Failurecode[DB9RMC](CANcommunicationwithworkequipmentcontroller: Defectiveoperation).........................................................................................................24

Failurecode[DD15LD](tswitch(Panelswitch1):Switchiskeptpressedforlongtime)........26

Failurecode[DD16LD](Uswitch(Panelswitch2):Switchiskeptpressedforlongtime)......28

Failurecode[DD17LD](<switch(Panelswitch3):Switchiskeptpressedforlongtime).......30

Failurecode[DD18LD](>switch(Panelswitch4):Switchiskeptpressedforlongtime).......32

Failurecode[DD1ALD](Remotepositionerraise/lowersetswitch(raise): Switchiskeptpressedforlongtime)................................................................................34

Failurecode[DD1BLD](Remotepositionerraise/lowersetswitch(lower): Switchiskeptpressedforlongtime)................................................................................36

Failurecode[DD1CLD](Loadmetersubtotalswitch:Switchiskeptpressedforlongtime)...38

Failurecode[DD1FLD](Loadmetermodeselectorswitch(A/B): Switchiskeptpressedforlongtime)................................................................................40

Failurecode[DD1GLD](Loadmetermodeselectorswitch(+/–): Switchiskeptpressedforlongtime)................................................................................42

Failurecode[DD1HLD](Loadmeterdisplayselectorswitch: Switchiskeptpressedforlongtime)................................................................................44

Failurecode[DDA7L4](RPMsetON/OFFswitch:ON-OFFsignalsdisagree).......................46

Failurecode[DDA8KB](RPMsetidle-up/downselectorswitch(idle-up):Shortcircuit).........48

Failurecode[DDA9KB](RPMsetidle-up/downselectorswitch(idle-down):Shortcircuit)....50

Failurecode[DDB6L4](Parkingbrakeswitch(Neutralizer):ON/OFFsignalsdisagree)........52

Troubleshootingbyfailurecode(Displayofcode),Part6SEN00735-01

Troubleshootingbyfailurecode(Displayofcode),Part6...........................................................4

Failurecode[DDD1LD](Remotepositionerbucketanglesetswitch: Switchiskeptpressedforlongtime)................................................................................4

Failurecode[DDE5MA](Emergencysteeringdriveswitch:Malfunction)...............................6

Failurecode[DDK3KA](RightFNRswitch:Disconnection)....................................................8

Failurecode[DDK3KB](RightFNRswitch:Shortcircuit).......................................................10

Failurecode[DDK4KA](JoysticksteeringFNRswitch:Disconnection).................................12

Failurecode[DDK4KB](JoysticksteeringFNRswitch:Shortcircuit).....................................14

Failurecode[DDK5L4](Joysticksteeringshift-up/downswitch:ON/OFFsignalsdisagree)..16

Failurecode[DDK6KA](FNRleverswitch:Disconnection)....................................................18

Failurecode[DDK6KB](FNRleverswitch:Shortcircuit)........................................................22

Failurecode[DDT0L4](Shiftmodeselectorswitch:ON/OFFsignalsdisagree).....................24

Failurecode[DDT4LD](Transmissioncut-offsetswitch: Switchiskeptpressedforlongtime)................................................................................26

Failurecode[DDW9LD](Kick-downswitch:Switchiskeptpressedforlongtime).................28

Failurecode[DDWLLD](Holdswitch:Switchiskeptpressedforlongtime)..........................30

Failurecode[DDY0LD](Loadmetercancelswitch:Switchiskeptpressedforlongtime).....32

Failurecode[DF10KA](Transmissionshiftleverswitch:Disconnection)................................34

Failurecode[DF10KB](Transmissionshiftleverswitch:Shortcircuit)...................................38

Failurecode[DGF1KA](Transmissionoiltemperaturesensor:Disconnection).....................40

Failurecode[DGF1KB](Transmissionoiltemperaturesensor:Shortcircuit).........................42

Failurecode[DGH2KX](Hydraulicoiltemperaturesensor:Outofinputsignalrange)...........44

Failurecode[DGR2KA](Rearbrakeoiltemperaturesensor:Disconnection)........................46

Failurecode[DGR2KX](Rearbrakeoiltemperaturesensor:Outofinputsignalrange)........48

Failurecode[DGT1KX](Torqueconverteroiltemperaturesensor:Outofinputsignalrange)50

Failurecode[DH21KA](Workequipmentpumpoilpressuresensor:Disconnection)............52

Troubleshootingbyfailurecode(Displayofcode),Part7SEN00736-01

Troubleshootingbyfailurecode(Displayofcode),Part7...........................................................4

Failurecode[DH21KB](Workequipmentpumpoilpressuresensor:Shortcircuit)................4

Failurecode[DHPCKX](Liftarmcylinderbottompressuresensor:Outofinputsignalrange)6

Failurecode[DHPDKX](Liftarmcylinderheadpressuresensor:Outofinputsignalrange).8

Failurecode[DHT1KX](Leftbrakepressuresensor:Outofinputsignalrange)....................10

Failurecode[DHT2L6](Transmissionfiltercloggingsensor: Signaldisagreeswithoperatingandstoppedstatesofengine).......................................12

Failurecode[DK59KA](LiftarmEPCleverpotentiometer(Main):Disconnection).................14

Failurecode[DK59KY](LiftarmEPCleverpotentiometer(Main): Shortcircuitwithpowersupplyline).................................................................................18

Failurecode[DK59L8](LiftarmEPCleverpotentiometer(Main):Analogsignalsdisagree)..21

Failurecode[DK5AKA](LiftarmEPCleverpotentiometer(Sub):Disconnection)..................24

Failurecode[DK5AKY](LiftarmEPCleverpotentiometer(Sub): Shortcircuitwithpowersupplyline).................................................................................27

Failurecode[DK5BKA](BucketEPCleverpotentiometer(Main):Disconnection).................30

Failurecode[DK5BKY](BucketEPCleverpotentiometer(Main): Shortcircuitwithpowersupplyline).................................................................................33

Failurecode[DK5BL8](BucketEPCleverpotentiometer(Main):Analogsignalsdisagree)...36

Failurecode[DK5CKA](BucketEPCleverpotentiometer(Sub):Disconnection)...................39

Failurecode[DK5CKY](BucketEPCleverpotentiometer(Sub): Shortcircuitwithpowersupplyline).................................................................................42

Failurecode[DK5DKA](3-spoolvalve(attachment)EPCleverpotentiometer(Main): Disconnection)..................................................................................................................45

Failurecode[DK5DKY](3-spoolvalve(attachment)EPCleverpotentiometer(Main): Shortcircuitwithpowersupplyline).................................................................................47

Failurecode[DK5DL8](3-spoolvalve(attachment)EPCleverpotentiometer(Main): Analogsignalsdisagree)..................................................................................................49

Failurecode[DK5EKA](3-spoolvalve(attachment)EPCleverpotentiometer(Sub): Disconnection)..................................................................................................................52

Troubleshootingbyfailurecode(Displayofcode),Part8SEN00737-01

Troubleshootingbyfailurecode(Displayofcode),Part8...........................................................4

Failurecode[DK5EKY](3-spoolvalveEPCleverpotentiometer(Sub): Shortcircuitwithpowersupplyline).................................................................................4

Failurecode[DK5FKA](JoysticksteeringEPCleverpotentiometer(Main):Disconnection)..6

Failurecode[DK5FKY](JoysticksteeringEPCleverpotentiometer(Main): Shortcircuitwithpowersupplyline).................................................................................8

Failurecode[DK5GKA](JoysticksteeringEPCleverpotentiometer(Sub):Disconnection)...10

Failurecode[DK5GKY](JoysticksteeringEPCleverpotentiometer(Sub): Shortcircuitwithpowersupplyline).................................................................................12

Failurecode[DK5FL8](JoysticksteeringEPCleverpotentiometer(Main): Analogsignalsdisagree)..................................................................................................14

Failurecode[DKA0KA](Liftarmanglesensor:Disconnection)................................................18

Failurecode[DKA0KX](Liftarmanglesensor:Outofinputsignalrange)...............................20

Failurecode[DKA0KY](Liftarmanglesensor:Shortcircuitwithpowersupplyline)...............22

Failurecode[DKA0L0](Liftarmanglesensor:Doublemeshing).............................................24

Failurecode[DLF1KA](Transmissioninputshaftspeedsensor:Disconnection).....................26

Failurecode[DLF1LC](Transmissioninputshaftspeedsensor:Speedsignalsdisagree)......28

Failurecode[DLT4KB](Transmissionoutputshaftspeedsensor:Shortcircuit)......................30

Failurecode[DLT4KX](Transmissionoutputshaftspeedsensor:Outofinputsignalrange)..32

Failurecode[DT20KB](Transmissioncut-offindicatorlamp:Shortcircuit)..............................34

Failurecode[DUM1KB](Remotepositionerraisesetindicatorlamp:Shortcircuit).................36

Failurecode[DUM2KB](Remotepositionerlowersetindicatorlamp:Shortcircuit)................38

Failurecode[DV00KB](Alarmbuzzer:Shortcircuit)................................................................40

Failurecode[DW4PKA](LiftarmraiseEPCsolenoid:Disconnection).....................................42

Failurecode[DW4PKB](LiftarmraiseEPCsolenoid:Shortcircuit).........................................43

Failurecode[DW4PKY](LiftarmraiseEPCsolenoid:Shortcircuitwithpowersupplyline)....44

Failurecode[DW4QKA](LiftarmlowerEPCsolenoid:Disconnection)....................................46

Failurecode[DW4QKB](LiftarmlowerEPCsolenoid:Shortcircuit).......................................47

Failurecode[DW4QKY](LiftarmlowerEPCsolenoid:Shortcircuitwithpowersupplyline)...48

Failurecode[DW4RKA](BuckettiltEPCsolenoid:Disconnection)..........................................50

Failurecode[DW4RKB](BuckettiltEPCsolenoid:Shortcircuit)..............................................52

Failurecode[DW4RKY](BuckettiltEPCsolenoid:Shortcircuitwithpowersupplyline).........54

Troubleshootingbyfailurecode(Displayofcode),Part9SEN00738-01

Troubleshootingbyfailurecode(Displayofcode),Part9...........................................................3

Failurecode[DW4SKA](BucketdumpEPCsolenoid:Disconnection)...................................3

Failurecode[DW4SKB](BucketdumpEPCsolenoid:Shortcircuit).......................................4

Failurecode[DW4SKY](BucketdumpEPCsolenoid:Shortcircuitwithpowersupplyline)..6

Failurecode[DW7BKA](Fanreversesolenoid:Disconnection).............................................8

Failurecode[DW7BKB](Fanreversesolenoid:Shortcircuit).................................................10

Failurecode[DW7BKY](Fanreversesolenoid:Shortcircuitwithpowersupplyline).............12

Failurecode[DW7DKA](Hydraulicdrivefanneutralsolenoid:Disconnection)......................14

Failurecode[DW7DKB](Hydraulicdrivefanneutralsolenoid:Shortcircuit)..........................14

Failurecode[DW7DKY](Hydraulicdrivefanneutralsolenoid: Shortcircuitwithpowersupplyline).................................................................................15

Failurecode[DWM1KA](Workequipmentneutrallocksolenoid:Disconnection)..................16

Failurecode[DWM1KB](Workequipmentneutrallocksolenoid:Shortcircuit)......................18

Failurecode[DWM1KY](Workequipmentneutrallocksolenoid: Shortcircuitwithpowersupplyline).................................................................................20

Failurecode[DWN6KA](Liftarmraisemagnetdetentsolenoid:Disconnection)...................22

Failurecode[DWN6KB](Liftarmraisemagnetdetentsolenoid:Shortcircuit).......................24

Failurecode[DWN6KY](Liftarmraisemagnetdetentsolenoid: Shortcircuitwithpowersupplyline).................................................................................26

Failurecode[DWN7KA](Liftarmfloatmagnetdetentsolenoid:Disconnection)....................28

Failurecode[DWN7KB](Liftarmfloatmagnetdetentsolenoid:Shortcircuit)........................30

Failurecode[DWN7KY](Liftarmfloatmagnetdetentsolenoid: Shortcircuitwithpowersupplyline).................................................................................32

Failurecode[DWN8KA](Buckettiltmagnetdetentsolenoid:Disconnection)........................34

Failurecode[DWN8KB](Buckettiltmagnetdetentsolenoid:Shortcircuit)............................36

Failurecode[DWN8KY](Buckettiltmagnetdetentsolenoid: Shortedwiththepowersource)........................................................................................38

Failurecode[DX16KA](FanpumpEPCsolenoid:Disconnection).........................................40

Failurecode[DX16KB](FanpumpEPCsolenoid:Shortcircuit).............................................41

Failurecode[DX16KY](FanpumpEPCsolenoid:Shortcircuitwithpowersupplyline)........42

Failurecode[DXA1KA](PumpPC-EPCsolenoid:Disconnection).........................................43

Failurecode[DXA1KB](PumpPC-EPCsolenoid:Shortcircuit).............................................44

Failurecode[DXH1KA](LockupECMVsolenoid:Disconnection)..........................................45

Failurecode[DXH1KB](LockupECMVsolenoid:Shortcircuit)..............................................46

Failurecode[DXH1KY](LockupECMVsolenoid:Shortcircuitwithpowersupplyline).........48

Failurecode[DXH4KA](1stclutchECMVsolenoid:Disconnection)......................................50

Failurecode[DXH4KB](1stclutchECMVsolenoid:Shortcircuit)..........................................52

Troubleshootingbyfailurecode(Displayofcode),Part10SEN00739-01

Troubleshootingbyfailurecode(Displayofcode),Part10.........................................................4

Failurecode[DXH4KY](1stclutchECMVsolenoid:Shortcircuitwithpowersupplyline)......4

Failurecode[DXH5KA](2ndclutchECMVsolenoid:Disconnection).....................................6

Failurecode[DXH5KB](2ndclutchECMVsolenoid:Shortcircuit).........................................8

Failurecode[DXH5KY](2ndclutchECMVsolenoid:Shortcircuitwithpowersupplyline).....10

Failurecode[DXH6KA](3rdclutchECMVsolenoid:Disconnection)......................................12

Failurecode[DXH6KB](3rdclutchECMVsolenoid:Shortcircuit)..........................................14

Failurecode[DXH6KY](3rdclutchECMVsolenoid:Shortcircuitwithpowersupplyline).....16

Failurecode[DXH7KA](RclutchECMVsolenoid:Disconnection).........................................18

Failurecode[DXH7KB](RclutchECMVsolenoid:Shortcircuit)............................................20

Failurecode[DXH7KY](RclutchECMVsolenoid:Shortcircuitwithpowersupplyline)........22

Failurecode[DXH8KA](FclutchECMVsolenoid:Disconnection).........................................24

Failurecode[DXH8KB](FclutchECMVsolenoid:Shortcircuit).............................................26

Failurecode[DXH8KY](FclutchECMVsolenoid:Shortcircuitwithpowersupplyline)........28

Failurecode[DXHHKA](4thclutchECMVsolenoid:Disconnection)......................................30

Failurecode[DXHHKB](4thclutchECMVsolenoid:Shortcircuit).........................................32

Failurecode[DXHHKY](4thclutchECMVsolenoid:Shortcircuitwithpowersupplyline).....34

Failurecode[DXHJKA](3-spoolvalveextractEPCsolenoid:Disconnection)........................36

Failurecode[DXHJKB](3-spoolvalveextractEPCsolenoid:Shortcircuit)...........................37

Failurecode[DXHJKY](3rdvalveextractEPCsolenoid: Shortcircuitwithpowersupplyline).................................................................................38

Failurecode[DXHKKA](3-spoolvalveretractEPCsolenoid:Disconnection)........................39

Failurecode[DXHKKB](3-spoolvalveretractEPCsolenoid:Shortcircuit)...........................40

Failurecode[DXHKKY](3-spoolvalveretractEPCsolenoid:Shortcircuitwith powersupplyline)............................................................................................................41

Failurecode[DXHLKA](JoysticksteeringrightEPCsolenoid:Disconnection)......................42

Failurecode[DXHLKB](JoysticksteeringrightEPCsolenoid:Shortcircuit)..........................44

Failurecode[DXHLKY](JoysticksteeringrightEPCsolenoid:Shortcircuitwith powersupplyline)............................................................................................................46

Turn static files into dynamic content formats.

Create a flipbook
WA500-6 | SN: H60051-UP | Komatsu | Heavy Equipment Manual PDF by Heavy Equipment Manual - Issuu