Komatsu WA320-7 Install guide

WHEEL LOADER
SEN06202-03
WA320-7
SERIAL NUMBERS
80001
and up

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SHOP MANUAL
WHEEL LOADER
WA320-7
Model
WA320-7
Serial Number
80001 and up
00 Index and foreword
1 00 Index and foreword
WA320-7 00-1
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00 Index and foreword
Index
Index (ALL-0310-001-A-00-A)
00 Index and foreword .......................................................................................................................00-1
Index .........................................................................................................................................00-2
Foreword, safety and general information ................................................................................... 00-17
Important safety notice ....................................................................................................... 00-17
How to read the shop manual..............................................................................................00-24
Explanation of terms for maintenance standard .................................................................... 00-26
Handling equipment of fuel system devices .......................................................................... 00-28
Handling of intake system parts........................................................................................... 00-29
Handling of hydraulic equipment.......................................................................................... 00-30
Method of disconnecting and connecting of push-pull type coupler ......................................... 00-32
Handling of electrical equipment.......................................................................................... 00-35
How to read electric wire code............................................................................................. 00-43
Precautions when performing operation ............................................................................... 00-46
Practical use of KOMTRAX................................................................................................. 00-51
Standard tightening torque table.......................................................................................... 00-52
List of abbreviation ............................................................................................................. 00-58
Conversion table................................................................................................................ 00-63
01 Specification.................................................................................................................................01-1
Table of contents ........................................................................................................................01-2
Specifications.............................................................................................................................01-3
Specification drawing ...........................................................................................................01-3
Specifications ......................................................................................................................01-7
Weight table ...................................................................................................................... 01-17
Table of fuel, coolant, and lubricants .................................................................................... 01-21
10 Structure and function ...................................................................................................................10-1
Table of contents ........................................................................................................................10-2
Engine and cooling system..........................................................................................................10-4
Engine related parts .............................................................................................................10-4
KVGT..................................................................................................................................10-6
EGR system piping drawing................................................................................................ 10-13
EGR system circuit diagram................................................................................................ 10-15
EGR valve......................................................................................................................... 10-17
EGR cooler........................................................................................................................ 10-19
KCCV layout drawing ......................................................................................................... 10-20
KCCV ventilator ................................................................................................................. 10-22
KDPF................................................................................................................................ 10-24
Cooling system .................................................................................................................. 10-28
Cooling fan motor............................................................................................................... 10-30
Power train............................................................................................................................... 10-40
Power train system............................................................................................................. 10-40
Layout of power train parts.................................................................................................. 10-42
Damper............................................................................................................................. 10-43
HST pump......................................................................................................................... 10-44
HST motor1....................................................................................................................... 10-57
HST motor2....................................................................................................................... 10-59
Transfer ............................................................................................................................ 10-64
Clutch solenoid valve ......................................................................................................... 10-71
Drive shaft......................................................................................................................... 10-73
Axle .................................................................................................................................. 10-74
Differential......................................................................................................................... 10-76
Torque proportional differential ............................................................................................ 10-80
Limited slip differential ........................................................................................................ 10-82
Final drive ......................................................................................................................... 10-87
Steering system........................................................................................................................ 10-89
Layout of steering devices .................................................................................................. 10-89
Steering column................................................................................................................. 10-90
Priority valve...................................................................................................................... 10-91
Cushion valve.................................................................................................................... 10-95
00-2 WA320-7
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00 Index and foreword
Index
Emergency steering valve................................................................................................... 10-96
Orbitrol valve ..................................................................................................................... 10-99
Brake system ......................................................................................................................... 10-105
Layout of brake parts........................................................................................................ 10-105
Brake accumulator charge valve........................................................................................ 10-107
Brake valve ..................................................................................................................... 10-112
Brake accumulator ........................................................................................................... 10-116
Slack adjuster.................................................................................................................. 10-117
Brake.............................................................................................................................. 10-119
Parking brake control ....................................................................................................... 10-122
Parking brake .................................................................................................................. 10-123
Parking brake solenoid valve ............................................................................................ 10-124
Undercarriage and frame......................................................................................................... 10-126
Axle mount ...................................................................................................................... 10-126
Center hinge pin .............................................................................................................. 10-128
Tire ................................................................................................................................. 10-129
Hydraulic system .................................................................................................................... 10-131
Hydraulic component layout.............................................................................................. 10-131
Work equipment control.................................................................................................... 10-133
Hydraulic tank.................................................................................................................. 10-134
Double type gear pump .................................................................................................... 10-137
Steering and work equipment pump................................................................................... 10-138
Control valve ................................................................................................................... 10-150
CLSS.............................................................................................................................. 10-160
Hydraulic circuit diagram and names of valves.................................................................... 10-164
Self-pressure reducing valve............................................................................................. 10-177
Work equipment PPC valve .............................................................................................. 10-182
Work equipment lock solenoid valve .................................................................................. 10-190
PPC circuit accumulator ................................................................................................... 10-191
ECSS accumulator........................................................................................................... 10-192
Work equipment ..................................................................................................................... 10-193
Work equipment linkage ................................................................................................... 10-193
Bucket ............................................................................................................................ 10-194
Cab and its attachments.......................................................................................................... 10-195
ROPS cab ....................................................................................................................... 10-195
Cab mount ...................................................................................................................... 10-197
Electrical system .................................................................................................................... 10-198
Engine control system ...................................................................................................... 10-198
Preheating system ........................................................................................................... 10-201
Engine output limit function ............................................................................................... 10-203
Automatic warm-up function.............................................................................................. 10-204
Parking brake control system ............................................................................................ 10-205
System operating lamp function......................................................................................... 10-209
Battery disconnect switch function ..................................................................................... 10-210
HST controller system....................................................................................................... 10-212
Machine monitor system................................................................................................... 10-252
Rearview monitor system.................................................................................................. 10-273
KOMTRAX system........................................................................................................... 10-276
System component parts .................................................................................................. 10-279
Sensor ............................................................................................................................ 10-302
20 Standard value tables....................................................................................................................20-1
Table of contents ........................................................................................................................20-2
Standard service value table........................................................................................................20-3
Standard value table for engine .............................................................................................20-3
Standard value table for machine ..........................................................................................20-5
Standard value table for electrical system............................................................................. 20-17
30 Testing and adjusting ....................................................................................................................30-1
Table of contents ........................................................................................................................30-2
Related information on testing and adjusting ................................................................................. 30-4
WA320-7 00-3
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00 Index and foreword
Index
Tools for testing and adjusting ...............................................................................................30-4
Sketch of tools for testing and adjusting ............................................................................... 30-10
Engine and cooling system........................................................................................................ 30-11
Testing engine speed ......................................................................................................... 30-11
Testing boost pressure ....................................................................................................... 30-12
Testing exhaust gas temperature......................................................................................... 30-14
Testing exhaust gas color ...................................................................................................30-15
Testing and adjusting valve clearance .................................................................................. 30-17
Testing compression pressure............................................................................................. 30-20
Testing blowby pressure ..................................................................................................... 30-24
Testing engine oil pressure ................................................................................................. 30-25
Testing EGR valve and KVGT oil pressures .......................................................................... 30-26
Testing fuel pressure .......................................................................................................... 30-27
Testing fuel discharge, return and leakage............................................................................ 30-32
Bleeding air from fuel system ..............................................................................................30-37
Testing fuel circuit for leakage .............................................................................................30-39
Handling cylinder cutout mode operation.............................................................................. 30-40
Handling no-injection cranking operation .............................................................................. 30-41
Testing of KDPF and muffler stack for looseness and damage ............................................... 30-42
Testing of installed condition of cylinder heads and manifolds ................................................ 30-43
Testing engine piping for damage and looseness .................................................................. 30-44
Testing and adjusting air conditioner compressor belt tension ................................................ 30-45
Replacing alternator belt ..................................................................................................... 30-46
Power train............................................................................................................................... 30-47
Testing oil leakage from axle final drive ................................................................................ 30-47
Testing drive shaft for looseness, backlash, and damage....................................................... 30-48
Testing accelerator pedal .................................................................................................... 30-49
Testing and adjusting HST oil pressure................................................................................. 30-50
Testing transfer clutch control pressure ................................................................................ 30-53
Steering system........................................................................................................................ 30-54
Testing directional lever ...................................................................................................... 30-54
Testing steering wheel ........................................................................................................ 30-55
Testing work equipment control lever ................................................................................... 30-57
Testing and adjusting steering circuit oil pressure.................................................................. 30-59
Bleeding air from steering cylinder circuit ............................................................................. 30-61
Brake system ........................................................................................................................... 30-62
Testing brake pedal ............................................................................................................ 30-62
Testing braking performance ............................................................................................... 30-63
Testing and adjusting of accumulator charge pressure........................................................... 30-64
Testing wheel brake oil pressure.......................................................................................... 30-66
Testing lowering of wheel brake pressure ............................................................................. 30-67
Testing wear of wheel brake disc .........................................................................................30-69
Bleeding air from wheel brake circuit.................................................................................... 30-70
Releasing remaining pressure in brake accumulator circuit .................................................... 30-71
Testing parking brake performance ...................................................................................... 30-72
Testing wear of parking brake disc ....................................................................................... 30-73
Testing parking brake release pressure ................................................................................ 30-74
Method of releasing parking brake manually......................................................................... 30-75
Hydraulic system ...................................................................................................................... 30-76
Testing cooling fan speed ................................................................................................... 30-76
Testing cooling fan pump circuit oil pressure ......................................................................... 30-77
Bleeding air from hydraulic fan circuit................................................................................... 30-79
Testing and adjusting work equipment PPC oil pressure ........................................................ 30-80
Testing and adjusting work equipment oil pressure................................................................ 30-82
Bleeding air from work equipment circuit .............................................................................. 30-86
Releasing remaining pressure from work equipment circuit.................................................... 30-87
Testing ECSS accumulator nitrogen gas pressure and procedure for charging accumulator with
nitrogen gas ......................................................................................................... 30-89
Work equipment ....................................................................................................................... 30-93
00-4 WA320-7
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00 Index and foreword
Index
Testing and adjusting bucket positioner and bucket proximity switch....................................... 30-93
Testing and adjusting boom position detection lever .............................................................. 30-95
Electrical system ...................................................................................................................... 30-96
Adjusting replaced, reassembled or added sensor, controller, etc. with machine
monitor ................................................................................................................ 30-96
Special functions of machine monitor ................................................................................... 30-97
Adjusting rearview camera angle....................................................................................... 30-176
Handling voltage circuit of engine controller........................................................................ 30-177
Handling battery disconnect switch .................................................................................... 30-178
Testing diodes ................................................................................................................. 30-179
Pm clinic ................................................................................................................................ 30-180
Pm Clinic service ............................................................................................................. 30-180
Check sheet .................................................................................................................... 30-181
40 Troubleshooting............................................................................................................................40-1
Table of contents ........................................................................................................................40-2
Related information on troubleshooting....................................................................................... 40-10
Troubleshooting points ....................................................................................................... 40-10
Sequence of events in troubleshooting................................................................................. 40-12
Checks before troubleshooting............................................................................................ 40-14
Inspection procedure before troubleshooting ........................................................................ 40-16
Preparation for troubleshooting of electrical system............................................................... 40-33
Classification and procedures for troubleshooting ................................................................. 40-39
Symptom and troubleshooting numbers ............................................................................... 40-42
Information in troubleshooting table ..................................................................................... 40-45
Procedure for troubleshooting wiring harness of pressure sensor system for open
circuit................................................................................................................... 40-47
Connector list and layout .................................................................................................... 40-50
Connector contact identification........................................................................................... 40-64
T-branch box and T-branch adapter table ........................................................................... 40-103
Fuse location table ........................................................................................................... 40-108
Precautions for KDPF (KCSF and KDOC) Cleaning and Replacement ..................................40-111
Precautions when performing troubleshooting of machine monitor........................................ 40-114
Processing procedure of harness checker for troubleshooting of machine monitor LCD
unit.................................................................................................................... 40-116
Preparation of dummy temperature sensor (for KDOC and KDPF temperature
sensors)............................................................................................................. 40-121
Preparation of short circuit electrical connector (for failure codes [CA1883] and
[CA3135]) .......................................................................................................... 40-122
Failure codes table........................................................................................................... 40-123
Troubleshooting by failure code (Display of code) ...................................................................... 40-135
Failure code [2F00MA] Failure of Parking Brake Circuit ....................................................... 40-135
Failure code [2F00MB] Malfunction of Parking Brake .......................................................... 40-138
Failure code [2G42ZG] Accumulator Oil Pressure Low (Front) ............................................. 40-140
Failure code [2G43ZG] Accumulator Oil Pressure Low (Rear) .............................................. 40-142
Failure code [6091NX] HST Oil Filter Clogging ................................................................... 40-144
Failure code [7RHYKA] Disconnection of Fan Variable Control Sol. ...................................... 40-146
Failure code [7RHYKB] Ground Fault of Fan Variable Control Sol......................................... 40-148
Failure code [7RHYKY] Hot Short of Fan Variable Control Sol. ............................................. 40-150
Failure code [879AKA] A/C Inner Sensor Open Circuit ........................................................ 40-152
Failure code [879AKB] A/C Inner Sensor Short Circuit......................................................... 40-153
Failure code [879BKA] A/C Outer Sensor Open Circuit........................................................ 40-154
Failure code [879BKB] A/C Outer Sensor Short Circuit........................................................ 40-155
Failure code [879CKA] Ventilating Sensor Open Circuit ....................................................... 40-156
Failure code [879CKB] Ventilating Sensor Short Circuit ....................................................... 40-157
Failure code [879DKZ] Sunlight Sensor Open or Short Circuit .............................................. 40-158
Failure code [879EMC] Ventilation Damper Abnormality ...................................................... 40-159
Failure code [879FMC] Air Mix Damper Abnormality ........................................................... 40-160
Failure code [989L00] Engine Controller Lock Caution 1...................................................... 40-161
Failure code [989M00] Engine Controller Lock Caution 2..................................................... 40-162
WA320-7 00-5
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00 Index and foreword
Index
Failure code [989N00] Engine Controller Lock Caution 3 ..................................................... 40-163
Failure code [A1U0N3] HC Desorb Request 1 .................................................................... 40-164
Failure code [A1U0N4] HC Desorb Request 2 .................................................................... 40-166
Failure code [AA10NX] Air Cleaner Clogging...................................................................... 40-168
Failure code [AB00KE] Charge Voltage Low....................................................................... 40-170
Failure code [AB00KY] Hot Short of Alternator R Terminal ................................................... 40-171
Failure code [B@BAZG] Eng Oil Press Low ....................................................................... 40-172
Failure code [B@BAZK] Engine Oil Level Low.................................................................... 40-173
Failure code [B@BCNS] Eng Water Overheat .................................................................... 40-175
Failure code [B@BCZK] Eng Water Level Low ................................................................... 40-176
Failure code [B@CRNS] HST Oil Temp. Overheat .............................................................. 40-178
Failure code [CA115] Eng Ne and Bkup Speed Sens Error .................................................. 40-179
Failure code [CA122] Chg Air Press Sensor High Error ....................................................... 40-180
Failure code [CA123] Chg Air Press Sensor Low Error ........................................................ 40-182
Failure code [CA131] Throttle Sensor High Error................................................................. 40-184
Failure code [CA132] Throttle Sensor Low Error ................................................................. 40-186
Failure code [CA144] Coolant Temp Sens High Error .......................................................... 40-188
Failure code [CA145] Coolant Temp Sens Low Error ........................................................... 40-190
Failure code [CA153] Chg Air Temp Sensor High Error........................................................ 40-192
Failure code [CA154] Chg Air Temp Sensor Low Error......................................................... 40-194
Failure code [CA187] Sensor 2 Supply Volt Low Error ......................................................... 40-196
Failure code [CA221] Ambient Press Sensor High Error ...................................................... 40-198
Failure code [CA222] Ambient Press Sensor Low Error ....................................................... 40-200
Failure code [CA227] Sensor 2 Supply Volt High Error......................................................... 40-202
Failure code [CA234] Eng Overspeed ................................................................................ 40-203
Failure code [CA238] Ne Speed Sensor Supply Volt Error ................................................... 40-204
Failure code [CA239] Ne Speed Sens Supply Volt High Error............................................... 40-205
Failure code [CA271] IMV/PCV1 Short Error ...................................................................... 40-206
Failure code [CA272] IMV/PCV1 Open Error ...................................................................... 40-208
Failure code [CA295] Ambient Press Sens In Range Error................................................... 40-210
Failure code [CA322] Inj #1(L#1) Open/Short Error ............................................................. 40-211
Failure code [CA323] Inj #5(L#5) Open/Short Error ............................................................. 40-213
Failure code [CA324] Inj #3(L#3) Open/Short Error ............................................................. 40-215
Failure code [CA325] Inj #6(L#6) Open/Short Error ............................................................. 40-217
Failure code [CA331] Inj #2(L#2) Open/Short Error ............................................................. 40-219
Failure code [CA332] Inj #4(L#4) Open/Short Error ............................................................. 40-221
Failure code [CA343] ECM Critical Internal Failure.............................................................. 40-223
Failure code [CA351] Injectors Drive Circuit Error ............................................................... 40-224
Failure code [CA352] Sensor 1 Supply Volt Low Error ......................................................... 40-225
Failure code [CA356] Mass Air Flow Sensor High Error ....................................................... 40-227
Failure code [CA357] Mass Air Flow Sensor Low Error........................................................ 40-229
Failure code [CA386] Sensor 1 Supply Volt High Error......................................................... 40-231
Failure code [CA428] Water in Fuel Sensor High Error ........................................................ 40-232
Failure code [CA429] Water in Fuel Sensor Low Error ......................................................... 40-234
Failure code [CA431] Idle Validation Sw Error..................................................................... 40-236
Failure code [CA432] Idle Validation Process Error ............................................................. 40-239
Failure code [CA435] Eng Oil Press Sw Error ..................................................................... 40-242
Failure code [CA441] Battery Voltage Low Error ................................................................. 40-243
Failure code [CA442] Battery Voltage High Error................................................................. 40-245
Failure code [CA449] Rail Press Very High Error................................................................. 40-246
Failure code [CA451] Rail Press Sensor High Error............................................................. 40-247
Failure code [CA452] Rail Press Sensor Low Error ............................................................. 40-249
Failure code [CA488] Chg Air Temp High Torque Derate...................................................... 40-251
Failure code [CA515] Rail Press Sens Sup Volt High Error .................................................. 40-252
Failure code [CA516] Rail Press Sens Sup Volt Low Error ................................................... 40-254
Failure code [CA553] Rail Press High Error ........................................................................ 40-256
Failure code [CA555] Crankcase Press High Error 1 ........................................................... 40-257
Failure code [CA556] Crankcase Press High Error 2 ........................................................... 40-258
Failure code [CA559] Rail Press Low Error......................................................................... 40-259
00-6 WA320-7
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00 Index and foreword
Index
Failure code [CA595] Turbo Speed High Error 2 ................................................................. 40-261
Failure code [CA687] Turbo Speed Low Error..................................................................... 40-262
Failure code [CA689] Eng Ne Speed Sensor Error .............................................................. 40-264
Failure code [CA691] Intake Air Temp Sens High Error........................................................ 40-266
Failure code [CA692] Intake Air Temp Sens Low Error......................................................... 40-268
Failure code [CA697] ECM Internal Temp Sensor High Error................................................ 40-270
Failure code [CA698] ECM Int Temp Sensor Low Error........................................................ 40-271
Failure code [CA731] Eng Bkup Speed Sens Phase Error ................................................... 40-272
Failure code [CA778] Eng Bkup Speed Sensor Error........................................................... 40-274
Failure code [CA1117] Persistent Data Lost Error................................................................ 40-279
Failure code [CA1664] KDOC Malfunction.......................................................................... 40-280
Failure code [CA1691] Regeneration Ineffective ................................................................. 40-283
Failure code [CA1695] Sensor 5 Supply Volt High Error....................................................... 40-286
Failure code [CA1696] Sensor 5 Supply Volt Low Error ....................................................... 40-287
Failure code [CA1843] Crankcase Press Sens High Error.................................................... 40-289
Failure code [CA1844] Crankcase Press Sens Low Error .................................................... 40-291
Failure code [CA1879] KDPF Delta P Sensor High Error ..................................................... 40-293
Failure code [CA1881] KDPF Delta P Sensor Low Error ...................................................... 40-295
Failure code [CA1883] KDPF Delta P Sens In Range Error.................................................. 40-297
Failure code [CA1921] KDPF Soot Load High Error 1.......................................................... 40-301
Failure code [CA1922] KDPF Soot Load High Error 2.......................................................... 40-304
Failure code [CA1942] Crankcase Press Sens In Range Error ............................................. 40-309
Failure code [CA1993] KDPF Delta Pressure Low Error ...................................................... 40-310
Failure code [CA2185] Throt Sensor Sup Volt High Error ..................................................... 40-313
Failure code [CA2186] Throt Sensor Sup Volt Low Error...................................................... 40-315
Failure code [CA2249] Rail Press Very Low Error ............................................................... 40-317
Failure code [CA2271] EGR Valve Pos Sens High Error ...................................................... 40-318
Failure code [CA2272] EGR Valve Pos Sens Low Error ....................................................... 40-320
Failure code [CA2288] Turbo Speed High Error 1................................................................ 40-323
Failure code [CA2311] IMV Solenoid Error ......................................................................... 40-324
Failure code [CA2349] EGR Valve Solenoid Open Error ...................................................... 40-325
Failure code [CA2353] EGR Valve Solenoid Short Error ...................................................... 40-327
Failure code [CA2357] EGR Valve Servo Error ................................................................... 40-329
Failure code [CA2373] Exhaust Manifold Press Sens High error........................................... 40-330
Failure code [CA2374] Exhaust Manifold Press Sens Low error ........................................... 40-332
Failure code [CA2375] EGR Orifice Temp Sens High Error .................................................. 40-334
Failure code [CA2376] EGR Orifice Temp Sens Low Error ................................................... 40-336
Failure code [CA2381] KVGT Pos Sens High Error ............................................................. 40-338
Failure code [CA2382] KVGT Pos Sens Low Error .............................................................. 40-340
Failure code [CA2383] KVGT Solenoid Open Error ............................................................. 40-343
Failure code [CA2386] KVGT Solenoid Short Error ............................................................. 40-345
Failure code [CA2387] KVGT Servo Error .......................................................................... 40-347
Failure code [CA2554] Exh Manifold Press Sens In Range Error .......................................... 40-348
Failure code [CA2555] Grid Htr Relay Volt Low Error........................................................... 40-349
Failure code [CA2556] Grid Htr Relay Volt High Error .......................................................... 40-351
Failure code [CA2637] KDOC Face Plugging ..................................................................... 40-353
Failure code [CA2639] Manual Stationary Regeneration Request......................................... 40-355
Failure code [CA2961] EGR Orifice Temp High Error 1 ........................................................ 40-358
Failure code [CA2973] Chg Air Press Sensor In Range Error ............................................... 40-359
Failure code [CA3133] KDPF Outlet Press Sens High Error ................................................. 40-360
Failure code [CA3134] KDPF Outlet Press Sens Low Error.................................................. 40-362
Failure code [CA3135] KDPF Outlet Press Sens In Range Error .......................................... 40-364
Failure code [CA3251] KDOC Inlet Temp High Error............................................................ 40-368
Failure code [CA3253] KDOC Temp Error - Non Regeneration............................................. 40-371
Failure code [CA3254] KDOC Outlet Temp High Error 1 ...................................................... 40-375
Failure code [CA3255] KDPF Temp Error - Non Regeneration.............................................. 40-378
Failure code [CA3256] KDPF Outlet Temp High Error 1 ....................................................... 40-382
Failure code [CA3311] KDOC Outlet Temp High Error 2....................................................... 40-385
Failure code [CA3312] KDPF Outlet Temp High Error 2 ....................................................... 40-389
WA320-7 00-7
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00 Index and foreword
Index
Failure code [CA3313] KDOC Inlet Temp Sensor Low Error ................................................. 40-393
Failure code [CA3314] KDOC Inlet Temp Sens High Error ................................................... 40-396
Failure code [CA3315] KDOC Inlet Temp Sens In Range Error............................................. 40-399
Failure code [CA3316] KDOC Outlet Temp Sens Low Error ................................................. 40-403
Failure code [CA3317] KDOC Outlet Temp Sens High Error................................................. 40-406
Failure code [CA3318] KDOC Outlet Temp Sens In Range Error .......................................... 40-409
Failure code [CA3319] KDPF Outlet Temp Sens High Error ................................................. 40-413
Failure code [CA3321] KDPF Outlet Temp Sens Low Error .................................................. 40-416
Failure code [CA3322] KDPF Outlet Temp Sens In Range Error........................................... 40-419
Failure code [CA3419] Mass Air Flow Sensor Sup Volt High Error ........................................ 40-423
Failure code [CA3421] Mass Air Flow Sensor Sup Volt Low Error......................................... 40-425
Failure code [CA3741] Rail Press Valve Trip Error............................................................... 40-427
Failure code [D110L4] Disconnection of Battery Relay Signal............................................... 40-428
Failure code [D160KA] Disconnection of Backup Lamp Relay Output ................................... 40-430
Failure code [D160KY] Hot Short of Backup Lamp Relay Output .......................................... 40-432
Failure code [D191KA] Disconnection of Neutral Output Relay............................................. 40-434
Failure code [D191KB] Ground Fault of Neutral Output Relay .............................................. 40-436
Failure code [D191KY] Hot Short of Neutral Output Relay.................................................... 40-438
Failure code [D192KA] Disconnection of ECSS Solenoid..................................................... 40-440
Failure code [D192KB] Ground Fault of ECSS Solenoid ...................................................... 40-442
Failure code [D192KY] Hot Short of ECSS Solenoid ........................................................... 40-443
Failure code [D19JKZ] Personal Code Relay Abnormality.................................................... 40-444
Failure code [D1B0KA] Disconnection of HST Safety Relay................................................. 40-446
Failure code [D1B0KB] Ground Fault of HST Safety Relay .................................................. 40-448
Failure code [D1B0KY] Hot Short of HST Safety Relay........................................................ 40-450
Failure code [D1B0MC] Malfunction of HST Safety Relay .................................................... 40-452
Failure code [D1E6KA] Disconnection of Parking Brake Relay ............................................. 40-453
Failure code [D1E6KB] Ground Fault of Parking Brake Relay............................................... 40-455
Failure code [D1E6KY] Hot Short of Parking Brake Relay .................................................... 40-457
Failure code [D5ZHKA] Failure of Key SW C Signal ............................................................ 40-459
Failure code [D5ZHKB] Key SW C Signal Short Circuit........................................................ 40-461
Failure code [D5ZHL6] Disconnection of Key SW C ............................................................ 40-463
Failure code [D811MC] KOMTRAX Error............................................................................ 40-464
Failure code [D862KA] GPS Antenna Open Circuit ............................................................. 40-465
Failure code [D8ALKA] Operating Lamp Open Circuit (KOMTRAX) ...................................... 40-466
Failure code [D8ALKB] Operating Lamp Short Circuit (KOMTRAX) ...................................... 40-468
Failure code [D8AQK4] CAN2 Discon (KOMTRAX) 2 .......................................................... 40-470
Failure code [D8AQKR] CAN2 Discon (KOMTRAX) ............................................................ 40-471
Failure code [DAF0KT] Abnormality of Non-volatile Memory (MON) ..................................... 40-473
Failure code [DAF0MB] Monitor ROM Abnormality.............................................................. 40-474
Failure code [DAF0MC] Monitor Error ................................................................................ 40-475
Failure code [DAF3KK] Controller Power Source Low (MON)............................................... 40-476
Failure code [DAF8KB] Camera Power Supply Short Circuit ................................................ 40-478
Failure code [DAFDKB] Monitor 12V Power Output Short Circuit .......................................... 40-479
Failure code [DAFGMC] GPS Module Error........................................................................ 40-480
Failure code [DAFLKA] Operating Lamp Open Circuit (MON)............................................... 40-481
Failure code [DAFLKB] Operating Lamp Short Circuit (MON)............................................... 40-483
Failure code [DAFQKR] CAN2 Discon (Monitor) ................................................................. 40-485
Failure code [DAJ0KK] Controller Power Source Low (HST) ................................................ 40-486
Failure code [DAJ0KT] Abnormality of Non-volatile Memory (HST)....................................... 40-489
Failure code [DAJ0MC] HST Con Error .............................................................................. 40-490
Failure code [DAJ1KA] Disconnection of Key SW ACC (HST).............................................. 40-491
Failure code [DAJ2KK] Solenoid Power Source Low (HST) ................................................. 40-493
Failure code [DAJ4KB] Ground Fault of Sol. Self-Holding Relay ........................................... 40-496
Failure code [DAJ4KZ] Failure of Sol. Self-Holding Relay .................................................... 40-498
Failure code [DAJ5KX] Failure of 5V Power Source 0.......................................................... 40-500
Failure code [DAJ6KX] Failure of 5V Power Source 1.......................................................... 40-502
Failure code [DAJ9KQ] Inconsistency of Model Selection (HST) .......................................... 40-504
Failure code [DAJLKA] Operating Lamp Open Circuit (HST) ................................................ 40-505
00-8 WA320-7
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