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Komatsu D51EXi-24, D51PXi-24 Bulldozer Service Manual

2,954 pages · Publication SEN06621-02

$299.87
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Models
D51EXi-24, D51PXi-24
Serial coverage
10001 and up
Manual type
Service Manual
Pages
2,954
Publication
SEN06621-02
Condition
Brand new
Komatsu D51EXi-24, D51PXi-24 Bulldozer Service Manual, publication SEN06621-02

What's inside

From the manual's own table of contents: 390 sections, 700 entries. See sample pages (PDF, 955 KB)

INDEX AND FOREWORD
ABBREVIATION LIST
FOREWORD, SAFETY, BASIC INFORMATION
HOW TO READ THE SHOP MANUAL
SAFETY NOTICE FOR OPERATION
PRECAUTIONS TO PREVENT FIRE
ACTIONS IF FIRE OCCURS
PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS
ACTIONS TAKEN TO MEET EXHAUST GAS REGULATIONS
PRECAUTIONS FOR DEF
STORE AdBlue/DEF
PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS
PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT
PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT
PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT
PRACTICAL USE OF KOMTRAX
DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS
METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR
METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH
HOW TO READ ELECTRICAL WIRE CODE
Show all 390 sections
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD
STANDARD TIGHTENING TORQUE TABLE
CONVERSION TABLE
SPECIFICATIONS
SPECIFICATION DRAWING
WEIGHT TABLE
FUEL, COOLANT, LUBRICANTS (FOR NORTH AMERICA)
FUEL, COOLANT, LUBRICANTS (FOR EUROPEAN UNION)
STRUCTURE AND FUNCTION
UREA SCR SYSTEM
LAYOUT DRAWING OF UREA SCR SYSTEM
UREA SCR SYSTEM DIAGRAM
FUNCTION OF UREA SCR SYSTEM
COMPONENT PARTS OF UREA SCR SYSTEM
SYSTEM
LAYOUT DRAWING OF BOOT-UP SYSTEM
SYSTEM OPERATING LAMP SYSTEM
BATTERY DISCONNECT SWITCH
ENGINE SYSTEM
LAYOUT DRAWING OF ENGINE SYSTEM
ENGINE CONTROL SYSTEM
AUTOMATIC IDLE STOP SYSTEM
COMPONENT PARTS OF ENGINE SYSTEM
COOLING SYSTEM3 topics
  • LAYOUT DRAWING OF COOLING SYSTEM
  • COOLING FAN CONTROL SYSTEM
  • COMPONENT PARTS OF COOLING SYSTEM
CONTROL SYSTEM4 topics
  • LAYOUT DRAWING OF CONTROL SYSTEM
  • MACHINE MONITOR SYSTEM
  • KOMTRAX SYSTEM
  • COMPONENT PARTS OF CONTROL SYSTEM
HYDRAULIC SYSTEM3 topics
  • LAYOUT DRAWING OF HYDRAULIC SYSTEM
  • CLSS
  • COMPONENT PARTS OF HYDRAULIC SYSTEM
POWER TRAIN SYSTEM6 topics
  • LAYOUT DRAWING OF HST SYSTEM
  • OPERATION OF HST SYSTEM
  • STEERING AND BRAKE CONTROL SYSTEM
  • HST CONTROL SYSTEM
  • PARKING BRAKE CONTROL SYSTEM
  • COMPONENT PARTS OF POWER TRAIN SYSTEM
WORK EQUIPMENT SYSTEM4 topics
  • WORK EQUIPMENT CONTROL
  • LAYOUT DRAWING OF FRONT WORK EQUIPMENT
  • LAYOUT OF FIXED MULTI-SHANK RIPPER
  • COMPONENT PARTS OF WORK EQUIPMENT SYSTEM
ICT SYSTEM8 topics
  • LAYOUT DRAWING OF ICT SYSTEM
  • ICT CONTROL SYSTEM DIAGRAM
  • BLADE CONTROL SYSTEM
  • SMOOTH START SYSTEM
  • SLIP CONTROL SYSTEM
  • ASSIST CONTROL SYSTEM
  • HST SPEED RANGE CONTROL SYSTEM
  • COMPONENT PARTS OF ICT SYSTEM
UNDERCARRIAGE AND FRAME3 topics
  • MAIN FRAME
  • SUSPENSION
  • TRACK FRAME AND IDLER CUSHION
WORK EQUIPMENT2 topics
  • STRUCTURE OF FRONT WORK EQUIPMENT
  • STRUCTURE OF FIXED MULTI-SHANK RIPPER
CAB AND ITS ATTACHMENTS2 topics
  • ROPS CAB
  • CAB MOUNT
STANDARD VALUE TABLE
STANDARD VALUE TABLE FOR ENGINE2 topics
  • STANDARD VALUE TABLE FOR ENGINE: D51EXI-24
  • STANDARD VALUE TABLE FOR ENGINE: D51PXI-24
STANDARD VALUE TABLE FOR MACHINE3 topics
  • STANDARD VALUE TABLE FOR MACHINE: D51EXI-24
  • STANDARD VALUE TABLE FOR MACHINE: D51PXI-24
  • MACHINE POSTURE AND PROCEDURE FOR MEASURING PERFORMANCE
TESTING AND ADJUSTING
RELATED INFORMATION ON TESTING AND ADJUSTING1 topic
  • TOOLS FOR TESTING AND ADJUSTING
SKETCH OF TOOLS FOR TESTING AND ADJUSTING
ENGINE AND COOLING SYSTEM
TEST ENGINE SPEED
TEST BOOST PRESSURE
TEST EXHAUST GAS COLOR
TEST AND ADJUST VALVE CLEARANCE
TEST COMPRESSION PRESSURE
TEST BLOWBY PRESSURE
TEST ENGINE OIL PRESSURE
TEST FUEL PRESSURE
TEST FUEL DISCHARGE, RETURN AND LEAKAGE
BLEED AIR FROM FUEL SYSTEM
TEST FUEL CIRCUIT FOR LEAKAGE
HANDLE CYLINDER CUT-OUT MODE OPERATION
HANDLE NO-INJECTION CRANKING OPERATION
TEST KDOC, SCR AND MUFFLER STACK FOR LOOSENESS AND DAMAGE
TEST INSTALLED CONDITION OF CYLINDER HEADS AND MANIFOLDS
TEST ENGINE PIPING FOR DAMAGE AND LOOSENESS
WRITE ASH IN SOOT ACCUMULATION CORRECTION TO ENGINE CONTROLLER
TEST SCR RELATED FUNCTIONS
CLEAN AdBlue/DEF TANK
CLEAN AdBlue/DEF TANK MOUNTING PORTION
POWER TRAIN
TEST AND ADJUST HST OIL PRESSURE
BLEED AIR FROM HST PUMP
TEST OUTLET PRESSURE OF SOLENOID VALVE
TEST TRAVEL DEVIATION
TEST BRAKE PERFORMANCE SIMPLY
TEST AND ADJUST DECELERATION/BRAKE PEDAL
ADJUST PARKING BRAKE LEVER
MOVE MACHINE WHEN IT CANNOT TRAVEL
CHECK AND ADJUST IDLER CLEARANCE
TESTING SPROCKET WEAR
TEST AND ADJUST TRACK TENSION
RELEASE REMAINING PRESSURE FROM HYDRAULIC SYSTEM
TEST AND ADJUST WORK EQUIPMENT OIL PRESSURES
TEST AND ADJUST OIL PRESSURE OF CONTROL CIRCUIT
TEST OUTLET PRESSURE OF EPC SOLENOID VALVE
BLEED AIR FROM WORK EQUIPMENT AND COOLING FAN PUMP
TEST COOLING FAN SPEED
TEST COOLING FAN CIRCUIT OIL PRESSURE
TEST THE PARTS CAUSING HYDRAULIC DRIFT IN WORK EQUIPMENT
TEST INTERNAL OIL LEAKAGE OF WORK EQUIPMENT CYLINDER
BLEED AIR FROM WORK EQUIPMENT CYLINDERS
ADJUST WORK EQUIPMENT LOCK LEVER
ELECTRICAL SYSTEM
SET AND OPERATE MACHINE MONITOR
METHOD FOR STARTING UP KOMTRAX TERMINAL
ADJUSTMENT WHEN HST CONTROLLER HAS BEEN REPLACED
ADJUSTMENT WHEN ELECTRIC OR HYDRAULIC DEVICE HAS BEEN REPLACED
ADJUST REARVIEW CAMERA ANGLE
HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER
HANDLE BATTERY DISCONNECT SWITCH
TEST DIODES11 topics
  • SET AND OPERATE CONTROL BOX
  • CALIBRATE BLADE EDGE POSITION
  • CALIBRATE IMU SENSOR
  • RESET CYLINDER STROKE END
  • METHOD FOR INPUTTING WEAR AMOUNT OF BLADE EDGE AND TRACK SHOE
  • CHECK BLADE ELEVATION, ADJUST
  • TEST STROKE SENSOR FOR LIFT CYLINDER
  • TEST STROKE SENSOR FOR TILT CYLINDER
  • TEST STROKE SENSOR FOR ANGLE CYLINDER
  • TEST AND ADJUST RESET SENSOR FOR LIFT CYLINDER
  • ADJUST WHEN ICT SENSOR CONTROLLER IS REPLACED
Pm CLINIC1 topic
  • Pm CLINIC SERVICE
TROUBLESHOOTING
RELATED INFORMATION ON TROUBLESHOOTING16 topics
  • GENERAL TROUBLESHOOTING POINTS
  • TROUBLESHOOTING POINTS FOR UREA SCR SYSTEM
  • SEQUENCE OF EVENTS IN TROUBLESHOOTING
  • CHECKS BEFORE TROUBLESHOOTING
  • INSPECTION PROCEDURE BEFORE TROUBLESHOOTING
  • TESTING IN ACCORDANCE WITH TESTING PROCEDURE
  • PREPARATION FOR TROUBLESHOOTING OF ELECTRICAL SYSTEM
  • PROCEDURE FOR TROUBLESHOOTING
  • INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE
  • SOR SYSTEM
  • CONNECTORS LIST AND LAYOUT
  • CONNECTOR CONTACT IDENTIFICATION
  • BOX AND T-BRANCH ADAPTER TABLE
  • FUSE LOCATION TABLE
  • PRECAUTIONS FOR REPLACING KDOC
  • FAILURE CODES TABLE
TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE)22 topics
  • FAILURE CODE [6091NX]
  • FAILURE CODE [989L00]
  • FAILURE CODE [989M00]
  • FAILURE CODE [989N00]
  • FAILURE CODE [A1U0N3]
  • FAILURE CODE [A1U0N4]
  • FAILURE CODE [A900FR]
  • FAILURE CODE [A900N6]
  • FAILURE CODE [A900NY]
  • FAILURE CODE [AA10NX]
  • FAILURE CODE [AB00KE]
  • FAILURE CODE [AQ10MB]
  • FAILURE CODE [AQ10N3]
  • FAILURE CODE [AS00R2]
  • FAILURE CODE [AS00R3]
  • FAILURE CODE [AS00R4]
  • FAILURE CODE [AS00R5]
  • FAILURE CODE [AS00R6]
  • FAILURE CODE [AS00ZK]
  • FAILURE CODE [AS10KM]
  • FAILURE CODE [AS10NR]
  • FAILURE CODE [AS10NT]
FAILURE CODE [B@BAZG]
FAILURE CODE [B@BCNS]
FAILURE CODE [B@CRNS]
FAILURE CODE [B@CRZG]
FAILURE CODE [CA115]
FAILURE CODE [CA122]
FAILURE CODE [CA123]
FAILURE CODE [CA131]
FAILURE CODE [CA132]
FAILURE CODE [CA144]
FAILURE CODE [CA145]
FAILURE CODE [CA153]
FAILURE CODE [CA154]
FAILURE CODE [CA187]
FAILURE CODE [CA221]
FAILURE CODE [CA222]
FAILURE CODE [CA227]
FAILURE CODE [CA234]
FAILURE CODE [CA238]
FAILURE CODE [CA239]
FAILURE CODE [CA249]
FAILURE CODE [CA256]
FAILURE CODE [CA271]
FAILURE CODE [CA272]
FAILURE CODE [CA295]
FAILURE CODE [CA322]
FAILURE CODE [CA324]
FAILURE CODE [CA331]
FAILURE CODE [CA332]
FAILURE CODE [CA343]
FAILURE CODE [CA351]
FAILURE CODE [CA352]
FAILURE CODE [CA356]
FAILURE CODE [CA357]
FAILURE CODE [CA386]
FAILURE CODE [CA428]
FAILURE CODE [CA429]
FAILURE CODE [CA435]
FAILURE CODE [CA441]
FAILURE CODE [CA442]
FAILURE CODE [CA451]
FAILURE CODE [CA452]
FAILURE CODE [CA488]
FAILURE CODE [CA515]
FAILURE CODE [CA516]
FAILURE CODE [CA553]
FAILURE CODE [CA555]
FAILURE CODE [CA556]
FAILURE CODE [CA559]
FAILURE CODE [CA595]
FAILURE CODE [CA687]
FAILURE CODE [CA689]
FAILURE CODE [CA691]
FAILURE CODE [CA692]
FAILURE CODE [CA697]
FAILURE CODE [CA698]
FAILURE CODE [CA731]
FAILURE CODE [CA778]58 topics
  • FAILURE CODE [CA1117]
  • FAILURE CODE [CA1664]
  • FAILURE CODE [CA1669]
  • FAILURE CODE [CA1673]
  • FAILURE CODE [CA1677]
  • FAILURE CODE [CA1678]
  • FAILURE CODE [CA1682]
  • FAILURE CODE [CA1683]
  • FAILURE CODE [CA1684]
  • FAILURE CODE [CA1686]
  • FAILURE CODE [CA1691]
  • FAILURE CODE [CA1694]
  • FAILURE CODE [CA1695]
  • FAILURE CODE [CA1696]
  • FAILURE CODE [CA1712]
  • FAILURE CODE [CA1713]
  • FAILURE CODE [CA1714]
  • FAILURE CODE [CA1715]
  • FAILURE CODE [CA1776]
  • FAILURE CODE [CA1777]
  • FAILURE CODE [CA1843]
  • FAILURE CODE [CA1844]
  • FAILURE CODE [CA1885]
  • FAILURE CODE [CA1887]
  • FAILURE CODE [CA1896]
  • FAILURE CODE [CA1898]
  • FAILURE CODE [CA1938]
  • FAILURE CODE [CA1942]
  • FAILURE CODE [CA1961]
  • FAILURE CODE [CA1962]
  • FAILURE CODE [CA2185]
  • FAILURE CODE [CA2186]
  • FAILURE CODE [CA2198]
  • FAILURE CODE [CA2272]
  • FAILURE CODE [CA2288]
  • FAILURE CODE [CA2311]
  • FAILURE CODE [CA2349]
  • FAILURE CODE [CA2353]
  • FAILURE CODE [CA2357]
  • FAILURE CODE [CA2373]
  • FAILURE CODE [CA2374]
  • FAILURE CODE [CA2375]
  • FAILURE CODE [CA2376]
  • FAILURE CODE [CA2387]
  • FAILURE CODE [CA2554]
  • FAILURE CODE [CA2634]
  • FAILURE CODE [CA2635]
  • FAILURE CODE [CA2636]
  • FAILURE CODE [CA2637]
  • FAILURE CODE [CA2771]
  • FAILURE CODE [CA2961]
  • FAILURE CODE [CA2973]
  • FAILURE CODE [CA2976]
  • FAILURE CODE [CA3142]
  • FAILURE CODE [CA3143]
  • FAILURE CODE [CA3144]
  • FAILURE CODE [CA3146]
  • FAILURE CODE [CA3147]
FAILURE CODE [CA3148]
FAILURE CODE [CA3151]
FAILURE CODE [CA3165]
FAILURE CODE [CA3228]
FAILURE CODE [CA3229]
FAILURE CODE [CA3231]
FAILURE CODE [CA3232]
FAILURE CODE [CA3235]
FAILURE CODE [CA3239]
FAILURE CODE [CA3241]
FAILURE CODE [CA3242]
FAILURE CODE [CA3251]
FAILURE CODE [CA3313]
FAILURE CODE [CA3314]
FAILURE CODE [CA3315]
FAILURE CODE [CA3419]
FAILURE CODE [CA3421]
FAILURE CODE [CA3497]
FAILURE CODE [CA3498]
FAILURE CODE [CA3545]
FAILURE CODE [CA3547]
FAILURE CODE [CA3558]
FAILURE CODE [CA3559]
FAILURE CODE [CA3562]
FAILURE CODE [CA3563]
FAILURE CODE [CA3567]
FAILURE CODE [CA3568]
FAILURE CODE [CA3571]
FAILURE CODE [CA3572]
FAILURE CODE [CA3574]
FAILURE CODE [CA3575]
FAILURE CODE [CA3577]
FAILURE CODE [CA3578]
FAILURE CODE [CA3582]
FAILURE CODE [CA3583]
FAILURE CODE [CA3596]
FAILURE CODE [CA3649]
FAILURE CODE [CA3681]
FAILURE CODE [CA3682]
FAILURE CODE [CA3713]
FAILURE CODE [CA3717]
FAILURE CODE [CA3718]
FAILURE CODE [CA3724]
FAILURE CODE [CA3725]
FAILURE CODE [CA3741]
FAILURE CODE [CA3748]
FAILURE CODE [CA3755]
FAILURE CODE [CA3866]
FAILURE CODE [CA3868]
FAILURE CODE [CA4152]
FAILURE CODE [CA4155]
FAILURE CODE [CA4156]
FAILURE CODE [CA4157]
FAILURE CODE [CA4159]
FAILURE CODE [CA4164]
FAILURE CODE [CA4165]
FAILURE CODE [CA4166]
FAILURE CODE [CA4168]58 topics
  • FAILURE CODE [CA4169]
  • FAILURE CODE [CA4171]
  • FAILURE CODE [CA4249]
  • FAILURE CODE [CA4251]
  • FAILURE CODE [CA4261]
  • FAILURE CODE [CA4277]
  • FAILURE CODE [CA4459]
  • FAILURE CODE [CA4461]
  • FAILURE CODE [CA4533]
  • FAILURE CODE [CA4534]
  • FAILURE CODE [CA4731]
  • FAILURE CODE [CA4732]
  • FAILURE CODE [CA4739]
  • FAILURE CODE [CA4768]
  • FAILURE CODE [CA4769]
  • FAILURE CODE [CA4842]
  • FAILURE CODE [CA4952]
  • FAILURE CODE [CA5115]
  • FAILURE CODE [CA5179]
  • FAILURE CODE [CA5181]
  • FAILURE CODE [CA5387]
  • FAILURE CODE [CA5388]
  • FAILURE CODE [CA5389]
  • FAILURE CODE [CA5391]
  • FAILURE CODE [CA5392]
  • FAILURE CODE [CA5393]
  • FAILURE CODE [CA5394]
  • FAILURE CODE [CA5395]
  • FAILURE CODE [CA5396]
  • FAILURE CODE [CA5631]
  • FAILURE CODE [CA5632]
  • FAILURE CODE [CA5938]
  • FAILURE CODE [D130KA]
  • FAILURE CODE [D130KB]
  • FAILURE CODE [D130KY]
  • FAILURE CODE [D19JKZ]
  • FAILURE CODE [D811MC]
  • FAILURE CODE [D862KA]
  • FAILURE CODE [D8ALKA]
  • FAILURE CODE [D8ALKB]
  • FAILURE CODE [D8AQKR]
  • FAILURE CODE [DAF0MB]
  • FAILURE CODE [DAF0MC]
  • FAILURE CODE [DAF8KB]
  • FAILURE CODE [DAF9KQ]
  • FAILURE CODE [DAFGMC]
  • FAILURE CODE [DAFLKA]
  • FAILURE CODE [DAFLKB]
  • FAILURE CODE [DAFQKR]
  • FAILURE CODE [DAJ000]
  • FAILURE CODE [DAJ0KQ]
  • FAILURE CODE [DAJ0KT]
  • FAILURE CODE [DAJ0MC]
  • FAILURE CODE [DAJ1KK]
  • FAILURE CODE [DAJ2KK]
  • FAILURE CODE [DAJ5KK]
  • FAILURE CODE [DAJ6KK]
  • FAILURE CODE [DAJLKA]
FAILURE CODE [DAJLKB]
FAILURE CODE [DAJPMA]
FAILURE CODE [DAJQKR]
FAILURE CODE [DAJRKR]
FAILURE CODE [DB2QKR]
FAILURE CODE [DB2RKR]
FAILURE CODE [DBR0KT]
FAILURE CODE [DBR0MC]
FAILURE CODE [DBR1KK]
FAILURE CODE [DBR2KK]
FAILURE CODE [DBR5KK]
FAILURE CODE [DBRLKA]
FAILURE CODE [DBRLKB]
FAILURE CODE [DBRPMA]
FAILURE CODE [DBRQKR]
FAILURE CODE [DBRRKR]
FAILURE CODE [DBTSKR]
FAILURE CODE [DBUTKA]
FAILURE CODE [DD12KA]
FAILURE CODE [DD12KB]
FAILURE CODE [DD13KA]
FAILURE CODE [DD13KB]
FAILURE CODE [DD14KA]
FAILURE CODE [DD14KB]
FAILURE CODE [DDKAKA]
FAILURE CODE [DDKAKB]
FAILURE CODE [DDKFL4]
FAILURE CODE [DDKGL4]
FAILURE CODE [DDKHKA]
FAILURE CODE [DDKHKB]
FAILURE CODE [DDNLKA]
FAILURE CODE [DDNLKB]
FAILURE CODE [DDP6KA]
FAILURE CODE [DDP6KB]
FAILURE CODE [DDP6MA]
FAILURE CODE [DDU1FS]
FAILURE CODE [DDU1KA]
FAILURE CODE [DDU1KY]
FAILURE CODE [DFA4KX]
FAILURE CODE [DFA4KZ]
FAILURE CODE [DFA4L8]
FAILURE CODE [DFA5KA]
FAILURE CODE [DFA5KB]
FAILURE CODE [DFA6KA]
FAILURE CODE [DFA6KB]
FAILURE CODE [DFA7KX]
FAILURE CODE [DFA7KZ]
FAILURE CODE [DFA7L8]
FAILURE CODE [DFA8KA]
FAILURE CODE [DFA8KB]
FAILURE CODE [DFA9KA]
FAILURE CODE [DFA9KB]
FAILURE CODE [DGS1KA]
FAILURE CODE [DGS1KX]
FAILURE CODE [DH21KA]
FAILURE CODE [DH21KB]
FAILURE CODE [DHA4KA]
FAILURE CODE [DHH7KA]58 topics
  • FAILURE CODE [DHH7KB]
  • FAILURE CODE [DHH8KA]
  • FAILURE CODE [DHH8KB]
  • FAILURE CODE [DHH9KA]
  • FAILURE CODE [DHH9KB]
  • FAILURE CODE [DHHAKA]
  • FAILURE CODE [DHHAKB]
  • FAILURE CODE [DK30KA]
  • FAILURE CODE [DK30KB]
  • FAILURE CODE [DK30KX]
  • FAILURE CODE [DK30KZ]
  • FAILURE CODE [DK30L8]
  • FAILURE CODE [DK31KA]
  • FAILURE CODE [DK31KB]
  • FAILURE CODE [DK40KA]
  • FAILURE CODE [DK40KB]
  • FAILURE CODE [DK55KX]
  • FAILURE CODE [DK55KZ]
  • FAILURE CODE [DK55L8]
  • FAILURE CODE [DK56KA]
  • FAILURE CODE [DK56KB]
  • FAILURE CODE [DK57KA]
  • FAILURE CODE [DK57KB]
  • FAILURE CODE [DK80KA]
  • FAILURE CODE [DKS0L8]
  • FAILURE CODE [DKS1KA]
  • FAILURE CODE [DKS1KB]
  • FAILURE CODE [DKS2KA]
  • FAILURE CODE [DKS2KB]
  • FAILURE CODE [DKS3KA]
  • FAILURE CODE [DKS3KB]
  • FAILURE CODE [DKS3MB]
  • FAILURE CODE [DKS4L8]
  • FAILURE CODE [DKS5KA]
  • FAILURE CODE [DKS5KB]
  • FAILURE CODE [DKS6KA]
  • FAILURE CODE [DKS6KB]
  • FAILURE CODE [DKS7MB]
  • FAILURE CODE [DKSCL8]
  • FAILURE CODE [DKSDKA]
  • FAILURE CODE [DKSDKB]
  • FAILURE CODE [DKSEKA]
  • FAILURE CODE [DKSEKB]
  • FAILURE CODE [DKSFKA]
  • FAILURE CODE [DKSFKB]
  • FAILURE CODE [DKSFMB]
  • FAILURE CODE [DLM0KX]
  • FAILURE CODE [DLM0MA]
  • FAILURE CODE [DLM1KA]
  • FAILURE CODE [DLM1KB]
  • FAILURE CODE [DLM1MA]
  • FAILURE CODE [DLM2KA]
  • FAILURE CODE [DLM2KB]
  • FAILURE CODE [DLM2MA]
  • FAILURE CODE [DLM3KA]
  • FAILURE CODE [DLM3KB]
  • FAILURE CODE [DLM3MB]
  • FAILURE CODE [DN21FS]
FAILURE CODE [DR21KX]
FAILURE CODE [DR31KX]
FAILURE CODE [DV20KB]
FAILURE CODE [DW4BKA]
FAILURE CODE [DW4BKB]
FAILURE CODE [DW4BKY]
FAILURE CODE [DW7BKA]
FAILURE CODE [DW7BKB]
FAILURE CODE [DW7EKA]
FAILURE CODE [DW7EKB]
FAILURE CODE [DW7EKY]
FAILURE CODE [DWN5KA]
FAILURE CODE [DWN5KB]
FAILURE CODE [DWN5KY]
FAILURE CODE [DXA4KA]
FAILURE CODE [DXA4KB]
FAILURE CODE [DXA4KY]
FAILURE CODE [DXA5KA]
FAILURE CODE [DXA5KB]
FAILURE CODE [DXA5KY]
FAILURE CODE [DXA6KA]
FAILURE CODE [DXA6KB]
FAILURE CODE [DXA6KY]
FAILURE CODE [DXA7KA]
FAILURE CODE [DXA7KB]
FAILURE CODE [DXA7KY]
FAILURE CODE [DXHRKA]
FAILURE CODE [DXHRKB]
FAILURE CODE [DXHRKY]
FAILURE CODE [DXHSKA]
FAILURE CODE [DXHSKB]
FAILURE CODE [DXHSKY]
FAILURE CODE [DXHTKA]
FAILURE CODE [DXHTKB]
FAILURE CODE [DXHTKY]
FAILURE CODE [DXHUKA]
FAILURE CODE [DXHUKB]
FAILURE CODE [DXHUKY]
FAILURE CODE [DXJ4KA]
FAILURE CODE [DXJ4KB]
FAILURE CODE [DXJCKA]
FAILURE CODE [DXJCKB]
FAILURE CODE [DXJCKY]
FAILURE CODE [DXJDKA]
FAILURE CODE [DXJDKB]
FAILURE CODE [DXJDKY]
FAILURE CODE [DXK1KA]
FAILURE CODE [DXK1KB]
FAILURE CODE [DXK1KY]
FAILURE CODE [DXK2KA]
FAILURE CODE [DXK2KB]
FAILURE CODE [DXK2KY]
TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE)
ENGINE DOES NOT START (ENGINE DOES NOT CRANK)
MANUAL PREHEATING SYSTEM DOES NOT WORK
AUTOMATIC PREHEATING SYSTEM DOES NOT WORK
WHILE PREHEATING IS WORKING, PREHEATING MONITOR DOES NOT LIGHT UP39 topics
  • NOTHING
  • CHECK MONITOR LIGHTS UP
  • CHARGE LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
  • NING
  • ENGINE OIL PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
  • TURE
  • FUEL LEVEL GAUGE DOES NOT INDICATE CORRECT LEVEL
  • OPERATION MODE DOES NOT CHANGE
  • OPERATING CUSTOMIZE SWITCH DOES NOT DISPLAY CUSTOMIZE SCREEN
  • CHINE
  • SERVICE MODE CANNOT BE SELECTED
  • WORK EQUIPMENT DOES NOT OPERATE
  • FOOT HEATER DOES NOT OPERATE
  • HORN DOES NOT SOUND
  • HORN DOES NOT STOP SOUNDING
  • BACKUP ALARM DOES NOT SOUND
  • BACKUP ALARM DOES NOT STOP SOUNDING
  • HEADLAMP DOES NOT LIGHT UP
  • REAR LAMP DOES NOT LIGHT UP
  • ALL WIPERS DO NOT OPERATE
  • FRONT WIPER DOES NOT OPERATE
  • REAR WIPER DOES NOT OPERATE
  • LEFT DOOR WIPER DOES NOT OPERATE
  • RIGHT DOOR WIPER DOES NOT OPERATE
  • FRONT WASHER DOES NOT OPERATE
  • REAR WASHER DOES NOT OPERATE
  • LEFT DOOR WASHER DOES NOT OPERATE
  • RIGHT DOOR WASHER DOES NOT OPERATE
  • KOMTRAX SYSTEM DOES NOT OPERATE NORMALLY
  • nected !] AND [Slope sensor not connected !]
  • not connected !]
  • CONTROL BOX DISPLAYS THE MESSAGE [Waiting for radio link
  • CONTROL BOX DISPLAYS THE MESSAGE [IMU sensor not connected]
  • CONTROL BOX DISPLAYS THE MESSAGE [Waiting for satellites
  • CONTROL BOX DISPLAYS THE MESSAGE [Komatsu controller not connected!]
  • CONTROL BOX DISPLAYS THE MESSAGE [Cylinder Stroke Reading Abnormal]
  • CONTROL BOX DISPLAYS THE MESSAGE [Komatsu CAN Comms Abnormal]
  • CONTROL BOX DISPLAYS THE MESSAGE [Komatsu Machine Trouble]
  • CONTROL BOX DISPLAYS THE MESSAGE [Waiting to initialize
CONTROL BOX DISPLAYS THE MESSAGE [System Initializing]
CONTROL BOX DISPLAYS THE MESSAGE [Initializing
CONTROL BOX DISPLAYS THE MESSAGE [Configuring GPS]
CONTROL BOX DISPLAYS THE MESSAGE [No GPS Localization
CONTROL BOX DISPLAYS THE MESSAGE [Low precisions
CONTROL BOX DISPLAYS THE MESSAGE [Heading Initializing]
CONTROL BOX DISPLAYS [Out of design area
CONTROL BOX CAN NOT BE TURNED ON
CONTROL BOX DOES NOT DISPLAY INTELLIGENT MACHINE CONTROL SCREEN
CONTROL BOX DOES NOT DISPLAY BULLDOZER IMAGE
CONTROL BOX DOES NOT DISPLAY DESIGN SURFACE
CONTROL BOX TOUCH PANEL DOES NOT RESPOND
CONTROL BOX TOUCH PANEL IS INACCURATE
CYLINDER STROKE RESET INDICATION DOES NOT GO OUT
GOES OUT)
(BLADE AUTOMATIC CONTROL STOPS)
FROM ACTUAL MACHINE
LOWER THAN DESIGNED SURFACE OR BLADE DOES NOT TOUCH THE SURFACE)
FINISHED SURFACE IS INACCURATE (THE FINISHED SURFACE IS NOT SMOOTH)
ARE MADE IN EACH DIRECTION)
ACTIVATED (SHOES FREQUENTLY SLIPS)
VATED
BLADE TILT ANGLE DOES NOT COINCIDE WITH DESIGN SURFACE
BLADE TILTS BACK WHILE BLADE AUTOMATIC CONTROL IS ACTIVATED
RISE
LOWER
SWITCH LED DOES NOT LIGHT UP OR DOES NOT GO OUT
(DOES NOT SWITCH TO REVERSE LEVELING MODE)
TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE)
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (H MODE)
FAILURE MODE AND CAUSE TABLE
TRAVEL SYSTEMS OPERATE)
OF R.H. OR L.H. TRAVEL SYSTEMS CANNOT OPERATE)
ONE OF THE TRAVEL SYSTEMS CANNOT OPERATE IN ONE DIRECTION)
TRAVEL SPEED OR POWER IS LOW
SPEED RANGE DOES NOT CHANGE
SHOCK IS LARGE WHEN MACHINE MOVES OFF OR STOPS
MACHINE DEVIATES LARGELY
MACHINE DRIFT ON A SLOPE IS LARGE
ENGINE SPEED DROPS LARGELY OR ENGINE STOPS6 topics
  • UNUSUAL NOISE IS HEARD FROM AROUND HST PUMP OR MOTOR
  • HST OIL TEMPERATURE (HYDRAULIC OIL TEMPERATURE) RISES TOO HIGH
  • ALL WORK EQUIPMENT DO NOT OPERATE
  • ALL WORK EQUIPMENTS SPEED OR POWER IS LOW
  • BLADE LIFT SPEED OR POWER IS LOW
  • BLADE TILT SPEED OR POWER IS LOW

Inside this manual

Real pages from this service manual (2,954 pages). Open the sample pages (PDF, 954 KB)

Sample pages from the Komatsu D51EXi-24, D51PXi-24 Bulldozer Service Manual: Specifications, Troubleshooting, Diagram, Color page, Color page, Foldout diagram
  • Specifications, page 796: Pm CLINIC
  • Troubleshooting, page 1,471: FAILURE CODE [DAJRKR]
  • Diagram, page 1,831: Open circuit 1 in wiring
  • Color page, page 170: ENGINE SYSTEM
  • Color page, page 401: TRACK FRAME AND IDLER CUSHION
  • Foldout diagram: ELECTRICAL CIRCUIT DIAGRAM (1/14)

Other manuals for this machine

Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the D51EXi-24, D51PXi-24 are listed below. Editions cover different serial number ranges: check the serial coverage and tick only the ones that match your machine.

This manual: Service Manual SEN06621-02$299.87
Other manuals for the D51EXi-24, D51PXi-24

Operator's manuals

Details
Details

This is a service manual

Here's how it compares to the other manual types.

This manual

Service manual

Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.

Operator's manual

Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.

Parts manual

Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.

Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.

What it's used for

Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.

Service shops and owner/operators who repair their own equipment

Identifying correct parts and seeing how assemblies come apart and go back together

Keeping equipment running with less downtime

Factory manual, 2,954 pages

Quantity one is the manual described above.

Fast free USA shipping

Ships in 1 business day.

60-day returns

Free if the mistake is ours. A manual ordered in error must come back unopened in its shrink-wrap; you pay return shipping and a 20% restocking fee applies. Return policy

Binder not included

Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.

Other editions and similar models

Komatsu D51EXi-24, D51PXi-24 4D107E-3 EngineService Manual · KEBM662102 · $299.65

Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).