WHEEL LOADER
SEN03862-02
WA200
-6
WA200PZ
-6
SERIAL NUMBERS
WA200- 70001
WA200PZ- 70001
and up
WA200, 200PZ-6 00-100 1
SEN03871-02
WHEEL LOADER
WA200-6
WA200PZ-6
Machine model Serial number
WA200-6 70001 and up
WA200PZ-6 70001 and up
00 Index and foreword 00
100 Index
Composition of shop manual .................................................................................................................................. 2
Table of contents ..................................................................................................................................................... 4
SEN03871-02
00-100 2 WA200, 200PZ-6
Composition of shop manual
100 Index
Composition of shop manual 1
The contents of this shop manual are shown together with Form No. in a list.
Note 1: Always keep the latest version of this manual in accordance with this list and utilize accordingly.
The marks shown to the right of Form No. denote the following:
Q: New issue (to be filed additionally) q: Revision (to be replaced for each Form No.)
Note 2: This shop manual can be supplied for each Form No.
Note 3: To file this shop manual in the special binder for management, handle it as follows:
• Place a divider on the top of each section in the file after matching the Tub No. with No. indicated
next to each Section Name shown in the table below:
• File overview and other materials in sections in the order shown below and utilize them accord-
ingly.
Section Title Form Number
Shop Manual, contents binder, binder label and tabs SEN03862-02
00 Index and foreword SEN03863-02
100 Index SEN03871-02 q
200 Foreword and general information SEN03872-00
01 Specification SEN03864-00
100 Specification and technical data SEN03873-00
10 Structure, function and maintenance standard SEN03865-00
100 Engine and cooling system SEN03874-00
200 Power train SEN03875-00
300 Steering system SEN03876-00
400 Brake system SEN03877-00
500 Undercarriage and frame SEN03878-00
600 Hydraulic system SEN03879-00
700 Work equipment SEN03880-00
800 Cab and its attachments SEN03881-00
910 Electrical system, Part 1 SEN03882-00
920 Electrical system, Part 2 SEN03883-00
20 Standard value table SEN03866-01
100 Standard service value table SEN03884-01
30 Testing and adjusting SEN03867-02
110 Testing and adjusting, Part 1 SEN03885-01
120 Testing and adjusting, Part 2 SEN03886-02 q
130 Testing and adjusting, Part 3 SEN03887-01
SEN03871-02
WA200, 200PZ-6 00-100 3
Composition of shop manual
100 Index
40 Troubleshooting SEN03868-01
100 Failure code table and fuse locations SEN03888-01
200 General information on troubleshooting SEN03889-01
310 Troubleshooting by failure code (Display of code), Part 1 SEN03890-01
320 Troubleshooting by failure code (Display of code), Part 2 SEN03891-01
330 Troubleshooting by failure code (Display of code), Part 3 SEN03892-01
340 Troubleshooting by failure code (Display of code), Part 4 SEN03893-01
350 Troubleshooting by failure code (Display of code), Part 5 SEN03894-01
360 Troubleshooting by failure code (Display of code), Part 6 SEN03895-01
370 Troubleshooting by failure code (Display of code), Part 7 SEN03896-00
400 Troubleshooting of electrical system (E-mode) SEN03897-01
500 Troubleshooting of hydraulic and mechanical system (H-mode) SEN03898-01
600 Troubleshooting of engine (S-mode) SEN03899-01
50 Disassembly and assembly SEN03869-01
100 General information on disassembly and assembly SEN03900-01
200 Engine and cooling system SEN03901-01
310 Power train, Part 1 SEN03902-00
320 Power train, Part 2 SEN03903-00
400 Undercarriage and frame SEN03904-00
500 Hydraulic system SEN03905-00
600 Work equipment SEN03906-00
700 Cab and its attachments SEN03907-00
800 Electrical system SEN03908-00
90 Diagrams and drawings SEN03870-01
100 Hydraulic diagrams and drawings SEN03909-00
200 Electrical diagrams and drawings SEN03910-01
SEN03871-02
00-100 4 WA200, 200PZ-6
Table of contents
100 Index
Table of contents 1
00 Index and foreword
100 Index SEN03871-02
Composition of shop manual ......................................................................................................................... 2
Table of contents ........................................................................................................................................... 4
200 Foreword and general information SEN03872-00
Safety notice ................................................................................................................................................. 2
How to read the shop manual ....................................................................................................................... 7
Explanation of terms for maintenance standard............................................................................................ 9
Handling of electric equipment and hydraulic component ............................................................................. 11
Handling of connectors newly used for engines............................................................................................ 20
How to read electric wire code ...................................................................................................................... 23
Precautions when carrying out operation ...................................................................................................... 26
Method of disassembling and connecting push-pull type coupler ................................................................. 29
Standard tightening torque table ................................................................................................................... 32
Conversion table ........................................................................................................................................... 36
01 Specification
100 Specification and technical data SEN03873-00
Specification dimension drawing ................................................................................................................... 3
Specifications ................................................................................................................................................ 4
Weight table .................................................................................................................................................. 8
Table of fuel, coolant and lubricants .............................................................................................................. 10
10 Structure, function and maintenance standard
100 Engine and cooling system SEN03874-00
Engine mount and transfer mount ................................................................................................................. 2
Damper ......................................................................................................................................................... 3
Cooling system.............................................................................................................................................. 4
Cooling system hydraulic piping diagram...................................................................................................... 5
Cooling fan motor .......................................................................................................................................... 7
200 Power train SEN03875-00
Power train .................................................................................................................................................... 3
Power train system diagram.......................................................................................................................... 4
Drive shaft ..................................................................................................................................................... 6
HST hydraulic piping diagram ....................................................................................................................... 7
HST pump ..................................................................................................................................................... 8
HST motor ..................................................................................................................................................... 16
Transfer ......................................................................................................................................................... 22
Clutch solenoid valve .................................................................................................................................... 33
Axle ............................................................................................................................................................... 34
Differential ..................................................................................................................................................... 36
Torque proportioning differential .................................................................................................................... 41
Limited slip differential ................................................................................................................................... 44
Final drive...................................................................................................................................................... 48
300 Steering system SEN03876-00
Steering piping diagram ................................................................................................................................ 3
Steering column ............................................................................................................................................ 4
Priority valve.................................................................................................................................................. 5
Orbit-roll valve ............................................................................................................................................... 8
2-way restrictor valve .................................................................................................................................... 16
Cushion valve................................................................................................................................................ 17
Steering cylinder............................................................................................................................................ 18
Emergency steering piping diagram.............................................................................................................. 20
Emergency steering valve ............................................................................................................................. 21
Steering relief valve ....................................................................................................................................... 24
SEN03871-02
WA200, 200PZ-6 00-100 5
Table of contents
100 Index
400 Brake system SEN03877-00
Brake piping diagram..................................................................................................................................... 3
Charge valve ................................................................................................................................................. 4
Brake valve .................................................................................................................................................... 8
Inching valve.................................................................................................................................................. 12
Accumulator (for brake) ................................................................................................................................. 13
Slack adjuster ................................................................................................................................................ 14
Brake ............................................................................................................................................................. 16
Parking brake control ..................................................................................................................................... 21
Parking brake ................................................................................................................................................ 22
500 Undercarriage and frame SEN03878-00
Axle mount and center hinge pin ................................................................................................................... 2
Tires ............................................................................................................................................................... 7
600 Hydraulic system SEN03879-00
Work equipment hydraulic piping diagram .................................................................................................... 2
Work equipment control lever linkage ........................................................................................................... 6
Hydraulic tank ................................................................................................................................................ 10
4-gear pump .................................................................................................................................................. 12
Work equipment control valve ....................................................................................................................... 15
PPC valve ...................................................................................................................................................... 39
Lock valve...................................................................................................................................................... 54
Accumulator (for PPC circuit) ........................................................................................................................ 55
Bypass valve ................................................................................................................................................. 56
Quick coupler solenoid valve ......................................................................................................................... 59
ECSS valve ................................................................................................................................................... 60
Accumulator (for ECSS) ................................................................................................................................ 62
700 Work equipment SEN03880-00
Work equipment linkage ................................................................................................................................ 2
Bucket............................................................................................................................................................ 6
Bucket positioner and boom kick-out ............................................................................................................. 10
Work equipment cylinder ............................................................................................................................... 23
800 Cab and its attachments SEN03881-00
Cab ................................................................................................................................................................ 3
Air conditioner................................................................................................................................................ 4
910 Electrical system, Part 1 SEN03882-00
Machine monitor system................................................................................................................................ 2
Machine monitor ............................................................................................................................................ 6
920 Electrical system, Part 2 SEN03883-00
Electrical system (HST controller system) ..................................................................................................... 2
HST controller................................................................................................................................................ 18
ECSS system ................................................................................................................................................ 20
KOMTRAX system ........................................................................................................................................ 22
Engine starting circuit .................................................................................................................................... 24
Engine stopping circuit .................................................................................................................................. 26
Preheating circuit ........................................................................................................................................... 27
Engine output derating function ..................................................................................................................... 28
Automatic warm-up function .......................................................................................................................... 28
Parking brake circuit ...................................................................................................................................... 29
Coupler plunger control system..................................................................................................................... 32
Multi-function knob ........................................................................................................................................ 33
Max. traction switch ....................................................................................................................................... 34
Sensor ........................................................................................................................................................... 35
20 Standard value table
100 Standard service value table SEN03884-01
Standard service value table for engine ........................................................................................................ 2
Standard service value table for chassis ....................................................................................................... 3
SEN03871-02
00-100 6 WA200, 200PZ-6
Table of contents
100 Index
30 Testing and adjusting
110 Testing and adjusting, Part 1 SEN03885-01
Tools for testing, adjusting, and troubleshooting ........................................................................................... 2
Sketches of special tools............................................................................................................................... 7
Measuring engine speed ............................................................................................................................... 8
Measuring exhaust gas color ........................................................................................................................ 10
Adjusting valve clearance ............................................................................................................................. 11
Measuring compression pressure ................................................................................................................. 13
Measuring blow-by pressure ......................................................................................................................... 16
Testing engine oil pressure ........................................................................................................................... 17
Measuring intake air (boost) pressure........................................................................................................... 18
Handling fuel system equipment ................................................................................................................... 20
Releasing residual pressure in fuel system................................................................................................... 20
Measuring fuel pressure................................................................................................................................ 21
Measuring fuel return rate and leakage ........................................................................................................ 23
Bleeding air from fuel circuit .......................................................................................................................... 27
Checking leakage in fuel system................................................................................................................... 28
Handling cylinder cut-out mode operation..................................................................................................... 29
Handling no-injection cranking operation ...................................................................................................... 29
Handling controller voltage circuit ................................................................................................................. 30
Check of muffler and muffler stack for looseness and damage .................................................................... 30
Check of muffler function .............................................................................................................................. 31
Check of installed condition of cylinder head and manifolds......................................................................... 31
Check of engine piping for damage and looseness ...................................................................................... 32
Testing and adjusting air conditioner compressor belt tension...................................................................... 32
Replacing alternator belt ............................................................................................................................... 33
120 Testing and adjusting, Part 2 SEN03886-02
Checking operating force of accelerator pedal .............................................................................................. 3
Checking directional lever ............................................................................................................................. 4
Testing and adjusting HST oil pressure......................................................................................................... 5
Testing clutch control pressure...................................................................................................................... 9
Testing and adjusting steering wheel ............................................................................................................ 10
Testing and adjusting steering oil pressure ................................................................................................... 12
Bleeding air from steering circuit ................................................................................................................... 14
Testing hydraulic fan ..................................................................................................................................... 15
Measuring brake pedal .................................................................................................................................. 17
Testing and adjusting brake pedal linkage .................................................................................................... 18
Measuring brake performance ...................................................................................................................... 19
Testing and adjusting accumulator charge pressure ..................................................................................... 20
Testing wheel brake oil pressure ................................................................................................................... 22
Testing wear of brake disc............................................................................................................................. 25
Bleeding air from wheel brake circuit ............................................................................................................ 26
Releasing residual pressure in brake accumulator circuit ............................................................................. 27
Testing parking brake performance ............................................................................................................... 28
Testing and adjusting parking brake control cable ........................................................................................ 29
Measuring and adjusting work equipment control lever ................................................................................ 30
Testing and adjusting work equipment hydraulic pressure............................................................................ 31
Testing work equipment PPC oil pressure .................................................................................................... 32
Bleeding air from hydraulic circuit ................................................................................................................. 34
Releasing remaining pressure in hydraulic circuit ......................................................................................... 35
Testing and adjusting bucket positioner ........................................................................................................ 36
Testing and adjusting boom kick-out switch .................................................................................................. 38
Checking proximity switch operation pilot lamp ............................................................................................ 39
Procedure for testing diodes ......................................................................................................................... 40
Preparation work for troubleshooting for electric system .............................................................................. 42
Starting KOMTRAX terminal operations........................................................................................................ 46
Indicator lamps of KOMTRAX terminal ......................................................................................................... 50
SEN03871-02
WA200, 200PZ-6 00-100 7
Table of contents
100 Index
130 Testing and adjusting, Part 3 SEN03887-01
Adjusting machine monitor ............................................................................................................................ 2
Adjusting replaced, reassembled or added sensor, controller, etc. with machine monitor ............................ 3
Special functions of machine monitor (EMMS) .............................................................................................. 5
Pm clinic inspection chart .............................................................................................................................. 59
40 Troubleshooting
100 Failure code table and fuse locations SEN03888-01
Failure codes table ........................................................................................................................................ 2
Fuse locations ............................................................................................................................................... 8
200 General information on troubleshooting SEN03889-01
Points to remember when troubleshooting .................................................................................................... 2
Sequence of events in troubleshooting ......................................................................................................... 3
Testing before troubleshooting ...................................................................................................................... 4
Classification and procedures of troubleshooting .......................................................................................... 5
Information contained in troubleshooting table .............................................................................................. 8
Connection table for connector pin numbers ................................................................................................. 10
T- branch box and T- branch adapter table ................................................................................................... 46
310 Troubleshooting by failure code (Display of code), Part 1 SEN03890-01
Failure code [2G40ZG] Brake: Oil pressure reduction .................................................................................. 2
Failure code [6091NX] HST filter: Clogging................................................................................................... 4
Failure code [989FN1] Travel speed: Overrun alarm .................................................................................... 5
Failure code [AB00L6] Alternator R system: Hot short .................................................................................. 6
Failure code [AB00MA] Alternator R system: Ground fault/Disconnection charge/Low charge voltage ....... 8
Failure code [B@BAZG] Engine: Oil pressure reduction............................................................................... 10
Failure code [B@BCNS] Engine: Overheat ................................................................................................... 11
Failure code [B@BCZK] Engine: Low coolant level ...................................................................................... 12
Failure code [B@C6NS] Front brake: High oil temperature .......................................................................... 14
Failure code [B@CRNS] HST: High oil temperature ..................................................................................... 15
320 Troubleshooting by failure code (Display of code), Part 2 SEN03891-01
Failure code [CA111] Abnormality in engine controller .................................................................................. 3
Failure code [CA115] Engine Ne or Bkup speed sensor error ....................................................................... 4
Failure code [CA122] Charge pressure sensor high error ............................................................................. 6
Failure code [CA123] Charge pressure sensor low error .............................................................................. 8
Failure code [CA131] Throttle sensor high error ........................................................................................... 10
Failure code [CA132] Throttle sensor low error ............................................................................................. 12
Failure code [CA144] Coolant sensor high error ........................................................................................... 14
Failure code [CA145] Coolant sensor low error............................................................................................. 16
Failure code [CA153] Charge temperature sensor high error ....................................................................... 18
Failure code [CA154] Charge temperature sensor low error ......................................................................... 20
Failure code [CA155] Derating of speed by abnormally high charge temperature ........................................ 22
Failure code [CA187] Sensor power supply 2 low error ................................................................................ 24
Failure code [CA221] Atmospheric pressure sensor high error..................................................................... 26
Failure code [CA222] Atmospheric sensor low error ..................................................................................... 28
Failure code [CA227] Sensor power supply 2 high error ............................................................................... 30
Failure code [CA234] Engine overspeed ....................................................................................................... 31
Failure code [CA238] Ne speed sensor power supply error .......................................................................... 32
Failure code [CA271] IMV (IMA) Short circuit ................................................................................................ 33
Failure code [CA272] IMV (IMA) Disconnection ............................................................................................ 34
Failure code [CA322] Injector #1 open/short error ........................................................................................ 36
Failure code [CA324] Injector #3 open/short error ........................................................................................ 38
Failure code [CA331] Injector #2 open/short error ........................................................................................ 40
Failure code [CA332] Injector #4 open/short error ........................................................................................ 42
Failure code [CA342] Calibration code inconsistency ................................................................................... 44
Failure code [CA351] Injectors drive circuit error .......................................................................................... 46
Failure code [CA352] Sensor power supply 1 low error ................................................................................ 48
Failure code [CA386] Sensor power supply 1 high error ............................................................................... 50
SEN03871-02
00-100 8 WA200, 200PZ-6
Table of contents
100 Index
330 Troubleshooting by failure code (Display of code), Part 3 SEN03892-01
Failure code [CA428] Abnormally high level in water sensor ........................................................................ 4
Failure code [CA429] Abnormally low level in water sensor ......................................................................... 6
Failure code [CA431] Idle validation switch error .......................................................................................... 8
Failure code [CA432] Idle validation action error .......................................................................................... 12
Failure code [CA435] Engine oil pressure switch error ................................................................................. 16
Failure code [CA441] Battery voltage low error ............................................................................................ 17
Failure code [CA442] Battery voltage high error ........................................................................................... 20
Failure code [CA449] Common rail pressure high error 2............................................................................. 22
Failure code [CA451] Common rail pressure sensor high error .................................................................... 24
Failure code [CA452] Common rail pressure sensor low error ..................................................................... 26
Failure code [CA488] Derating of torque by abnormally high charge temperature ....................................... 28
Failure code [CA553] Common rail pressure high error 1............................................................................. 29
Failure code [CA559] Supply pump pressure very low error......................................................................... 30
Failure code [CA689] Engine Ne speed sensor error ................................................................................... 32
Failure code [CA731] Engine Bkup speed sensor phase error ..................................................................... 34
Failure code [CA757] All continuous data lost error ...................................................................................... 35
Failure code [CA778] Engine Bkup speed sensor error ................................................................................ 38
Failure code [CA1633] KOMNET datalink timeout error ............................................................................... 40
Failure code [CA2185] Throttle sensor supply voltage high error ................................................................. 42
Failure code [CA2186] Throttle sensor power supply low error .................................................................... 44
Failure code [CA2249] Supply pump pressure very low error 2.................................................................... 46
Failure code [CA2311] Abnormality in IMV (IMA) solenoid ........................................................................... 48
Failure code [CA2555] Intake heater relay disconnection error .................................................................... 50
Failure code [CA2556] Intake heater relay short circuit error ........................................................................ 52
340 Troubleshooting by failure code (Display of code), Part 4 SEN03893-01
Failure code [D160KY] Backup alarm/lamp relay 1 circuit: Hot short ........................................................... 2
Failure code [D192KY] ECSS solenoid relay: Hot short ............................................................................... 4
Failure code [D1B0KA] HST safety relay: Disconnection ............................................................................. 6
Failure code [D1B0KB] HST safety relay: Ground fault ................................................................................ 8
Failure code [D1B0KY] HST safety relay: Hot short ..................................................................................... 10
Failure code [D5ZHL6] IGN C system: Ground fault/Disconnection ............................................................. 12
Failure code [DAF3KK] UNSW power supply: Ground fault/Disconnection .................................................. 14
Failure code [DAFRKR] Machine monitor CAN-NET Signal: Disconnection ................................................ 16
Failure code [DAJ0KK] HST controller power supply: Low voltage .............................................................. 20
Failure code [DAJ0KT] HST controller memory (EEPROM): Abnormality .................................................... 22
Failure code [DAJ1L4] HST controller main power line: Disconnection/Ground fault ................................... 24
Failure code [DAJ1L6] HST controller main power line: Hot short ................................................................ 26
Failure code [DAJ2KK] Controller solenoid power supply: Low voltage ....................................................... 28
Failure code [DAJ2L3] HST controller load power supply holding line: Hot short in wiring harness ............. 30
Failure code [DAJ2L4] HST controller load power supply holding line: Disconnection/Ground fault ............ 32
Failure code [DAJ5KX] Sensor 5V power supply: Out of output range ......................................................... 34
Failure code [DAJ9KQ] HST controller model selection: Disagreement of model selection signals ............. 36
Failure code [DAJRKR] HST controller CAN-NET signal: Disconnection ..................................................... 37
Failure code [DAJRMA] HST controller: Disagreement in option selection .................................................. 43
350 Troubleshooting by failure code (Display of code), Part 5 SEN03894-01
Failure code [DB2RKR] Engine controller CAN-NET: Disconnection in signal line ....................................... 2
Failure code [DD1NL4] Fan automatic reverse switch signal: Abnormality .................................................. 8
Failure code [DD1NLD] Fan reverse switch signal: Abnormality .................................................................. 10
Failure code [DDB6KA] Parking brake reminder signal: Disconnection/Hot short ........................................ 12
Failure code [DDB6KB] Parking brake indicator signal: Ground fault ........................................................... 14
Failure code [DDB6KZ] Parking brake switch (bottom switch) or parking brake reminder switch
(intermediate switch): Trouble ................................................................................................................. 16
Failure code [DDB6L0] Parking brake reminder signal: Ground fault ........................................................... 18
Failure code [DDB6L4] Parking brake indicator signal: Disconnection/Hot short ......................................... 20
Failure code [DDD7KX] Travel speed control dial signal: Disconnection/Ground fault ................................. 22
Failure code [DDD7KY] Travel speed control dial signal: Hot short .............................................................. 24
Failure code [DDE5MA] Emergency steering operation switch: Disconnection ............................................ 26
SEN03871-02
WA200, 200PZ-6 00-100 9
Table of contents
100 Index
Failure code [DDK3KA] Directional selector switch: Disconnection/Hot short ............................................... 28
Failure code [DDK3KB] Directional selector switch: Ground fault ................................................................. 30
Failure code [DDK6KA] FNR lever: Disconnection/Ground fault ................................................................... 32
Failure code [DDK6KY] FNR lever: Hot short ................................................................................................ 36
Failure code [DDS5L6] Steering: Low oil pressure (Operation of emergency steering) ................................ 38
360 Troubleshooting by failure code (Display of code), Part 6 SEN03895-01
Failure code [DF10KA] Travel speed range selector switch: Disconnection/Ground fault ............................ 2
Failure code [DF10KB] Travel speed range selector switch: Hot short ......................................................... 6
Failure code [DGH1KX] HST oil temperature sensor: Ground fault .............................................................. 8
Failure code [DGR2KB] Brake oil temperature sensor: Ground fault ............................................................ 9
Failure code [DGR2KZ] Brake oil temperature sensor: Disconnection/Hot short .......................................... 10
Failure code [DHH1KX] HST oil pressure sensor: Disconnection/Ground fault ............................................ 12
Failure code [DHH1KY] HST oil pressure sensor: Hot short ......................................................................... 14
Failure code [DHTCL6] HST filter clogging sensor: Functional defect .......................................................... 16
Failure code [DJF1KA] Fuel level sensor: Disconnection/Hot short .............................................................. 18
Failure code [DLT3KX] Travel speed sensor B: Abnormality......................................................................... 20
Failure code [DLT4KX] Travel speed sensor A: Abnormality......................................................................... 24
Failure code [DLT4LC] Travel speed sensor A & B: Abnormality .................................................................. 26
Failure code [DV00KY] Alarm buzzer: Hot short ........................................................................................... 28
Failure code [DW26KA] Motor 2 solenoid: Disconnection/Ground fault ........................................................ 30
Failure code [DW26KY] Motor 2 solenoid: Hot short ..................................................................................... 32
Failure code [DW7BKY] Fan reverse solenoid circuit: Hot short ................................................................... 34
Failure code [DW7BKZ] Fan reverse solenoid circuit: Disconnection/Ground fault ...................................... 36
370 Troubleshooting by failure code (Display of code), Part 7 SEN03896-00
Failure code [DX16KA] Fan EPC solenoid: Disconnection ........................................................................... 2
Failure code [DX16KB] Fan EPC solenoid: Ground fault .............................................................................. 3
Failure code [DX16KY] Fan EPC solenoid: Hot short ................................................................................... 4
Failure code [DX19KA] Motor 1 solenoid: Disconnection .............................................................................. 6
Failure code [DX19KB] Motor 1 solenoid: Ground fault ................................................................................. 8
Failure code [DX19KY] Motor 1 solenoid: Hot short ...................................................................................... 10
Failure code [DX20KA] Clutch EPC solenoid: Disconnection ....................................................................... 12
Failure code [DX20KB] Clutch EPC solenoid: Ground fault .......................................................................... 14
Failure code [DX20KY] Clutch EPC solenoid: Hot short ............................................................................... 16
Failure code [DXH7KB] Reverse solenoid: Ground fault ............................................................................... 18
Failure code [DXH7KZ] Reverse solenoid: Disconnection/Hot short ............................................................. 20
Failure code [DXH8KB] Forward solenoid: Ground fault ............................................................................... 22
Failure code [DXH8KZ] Forward solenoid: Disconnection/Hot short ............................................................. 24
Failure code [J141N1] Steering pump: Overrun alarm .................................................................................. 26
Failure code [M100N1] HST pump: Overrun alarm ....................................................................................... 26
Failure code [M400N1] Motor 1: Overrun alarm ............................................................................................ 27
400 Troubleshooting of electrical system (E-mode) SEN03897-01
E-1 Engine does not start .............................................................................................................................. 3
E-2. Preheater does not operate normally..................................................................................................... 10
E-3 Travel speed is low or high ..................................................................................................................... 14
E-4 ECSS does not operate .......................................................................................................................... 20
E-5 ECSS keeps operating............................................................................................................................ 23
E-6 Defective boom kick-out function and cancellation ................................................................................. 26
E-7 Defective bucket positioner function and cancellation ............................................................................ 30
E-8 Defective lift arm FLOATING holding function and cancellation ............................................................. 34
E-9 Travel direction selection system does not function................................................................................ 38
E-10 Fan does not reverse ............................................................................................................................ 42
E-11 Fan keeps rotating in reverse ................................................................................................................ 46
E-12 Wiper does not operate......................................................................................................................... 48
E-13 Windshield washer does not operate .................................................................................................... 52
E-14 Headlamp, clearance lamp and tail lamp do not light up or go off ........................................................ 56
E-15 Working lamp does not light up or go off............................................................................................... 64
E-16 Turn signal lamp and hazard lamp do not light up or go off .................................................................. 69
E-17 Brake lamp does not light or it keeps lighting up .................................................................................. 76
You're Reading a Preview
What's Included?
Lifetime Access
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
$31.99
Komatsu WA200-6, WA200PZ-6 Wheel Loader Service Repair Manual - 70001 and up
Viewed 23 Times Today
What's Included?
Lifetime Access
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
$31.99
Secure transaction
What's Included?
Lifetime Access
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
Description
This Service Repair Manual is the ultimate guide for maintaining and repairing the Komatsu WA200-6, WA200PZ-6 Wheel Loader. It includes high-quality diagrams and detailed instructions covering everything from the front bumper to the rear, making it essential for both professional mechanics and DIY enthusiasts.
- File Format: PDF
- Compatibility: All Versions of Windows & Mac
- Language: English
- Requirements: Adobe Reader & Win
The manual covers the following models:
- WA200-6 Serial Number 70001 and up
- WA200PZ-6 Serial Number 70001 and up
This comprehensive manual includes:
- Index and Foreword
- Specifications
- Structure and Function
- Standard Value Table
- Testing and Adjusting
- Troubleshooting
- Disassembly and Assembly
- Maintenance Standard
- Diagrams and Drawings
All pages are printable, allowing you to have the necessary information at hand in your garage or workshop. By following the step-by-step instructions, you can save money on repairs regardless of your skill level. Additionally, instant access means no waiting for shipping, as the manual will be available for download immediately upon secure payment processing.
For more details, visit: Komatsu WA200-6 WA200PZ-6 Wheel Loader
