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Komatsu D37EX -23 Shop Manual page 10

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00 Index and foreword
Index
Failure code [DR21KX] Camera 2 Picture Rev. Drive Abnormality ........................................ 40-432
Failure code [DR31KX] Camera 3 Picture Rev. Drive Abnormality ........................................ 40-433
Failure code [DV20KB] Back-up alarm : Short circuit ........................................................... 40-434
Failure code [DW4BKA] Parking brake solenoid: Open........................................................ 40-436
Failure code [DW4BKB] Parking brake solenoid: Short circuit .............................................. 40-438
Failure code [DW4BKY] Parking brake solenoid: Hot Short.................................................. 40-440
Failure code [DW7BKA] Fan reverse solenoid: Open .......................................................... 40-442
Failure code [DW7BKB] Fan reverse solenoid: Short circuit ................................................. 40-444
Failure code [DW7EKA] Slow brake solenoid: Open............................................................ 40-445
Failure code [DW7EKB] Slow brake solenoid: Short circuit .................................................. 40-447
Failure code [DW7EKY] Slow brake solenoid: Hot Short...................................................... 40-449
Failure code [DWN5KA] Fan EPC: Open............................................................................ 40-451
Failure code [DWN5KB] Fan EPC: Short circuit .................................................................. 40-453
Failure code [DWN5KY] Fan EPC: Hot Short...................................................................... 40-454
Failure code [DXA4KA] LF HST pump EPC: Open .............................................................. 40-456
Failure code [DXA4KB] LF HST pump EPC: Short circuit..................................................... 40-458
Failure code [DXA4KY] LF HST pump EPC: Hot Short ........................................................ 40-459
Failure code [DXA5KA] LR HST pump EPC:Open .............................................................. 40-461
Failure code [DXA5KB] LR HST pump EPC:Short circuit ..................................................... 40-463
Failure code [DXA5KY] LR HST pump EPC: Hot Short........................................................ 40-465
Failure code [DXA6KA] RF HST pump EPC: Open ............................................................. 40-467
Failure code [DXA6KB] RF HST pump EPC: Short circuit .................................................... 40-469
Failure code [DXA6KY] RF HST pump EPC: Hot Short........................................................ 40-470
Failure code [DXA7KA] RR HST pump EPC: Open ............................................................. 40-472
Failure code [DXA7KB] RR HST pump EPC: Short circuit.................................................... 40-474
Failure code [DXA7KY] RR HST pump EPC: Hot Short ....................................................... 40-475
Failure code [DXHRKA] Blade lift up EPC: Open ................................................................ 40-477
Failure code [DXHRKB] Blade lift up EPC: Short circuit ....................................................... 40-479
Failure code [DXHRKY] Blade lift up EPC: Hot short ........................................................... 40-480
Failure code [DXHSKA] Blade lift down EPC: Open ............................................................ 40-482
Failure code [DXHSKB] Blade lift down EPC: Short circuit ................................................... 40-484
Failure code [DXHSKY] Blade lift down EPC: Hot short ....................................................... 40-485
Failure code [DXHTKA] Blade tilt left EPC: Open ................................................................ 40-487
Failure code [DXHTKB] Blade tilt left EPC: Short circuit ....................................................... 40-489
Failure code [DXHTKY] Blade tilt left EPC: Hot short ........................................................... 40-490
Failure code [DXHUKA] Blade tilt right EPC: Open.............................................................. 40-492
Failure code [DXHUKB] Blade tilt right EPC: Short circuit..................................................... 40-494
Failure code [DXHUKY] Blade tilt right EPC: Hot short......................................................... 40-495
Failure code [DXJ4KA] Weq lock Sol.: Open ...................................................................... 40-497
Failure code [DXJ4KB] Weq lock Sol.: Short circuit ............................................................. 40-499
Failure code [DXJCKA] Blade angle left EPC: Open............................................................ 40-501
Failure code [DXJCKB] Blade angle left EPC: Short circuit .................................................. 40-502
Failure code [DXJCKY] Blade angle left EPC: Hot short ...................................................... 40-503
Failure code [DXJDKA] Blade angle right EPC: Open.......................................................... 40-505
Failure code [DXJDKB] Blade angle right EPC: Short circuit ................................................ 40-506
Failure code [DXJDKY] Blade angle right EPC: Hot short .................................................... 40-507
Failure code [DXK1KA] Left HST motor EPC: Open ............................................................ 40-509
Failure code [DXK1KB] Left HST motor EPC: Short circuit ................................................... 40-511
Failure code [DXK1KY] Left HST motor EPC: Hot Short ...................................................... 40-512
Failure code [DXK2KA] Right HST motor EPC: Open .......................................................... 40-514
Failure code [DXK2KB] Right HST motor EPC: Short circuit................................................. 40-516
Failure code [DXK2KY] Right HST motor EPC: Hot Short .................................................... 40-517
Troubleshooting of electrical system (E-mode) .......................................................................... 40-519
E-1 Engine does not start (Engine does not crank) .............................................................. 40-519
E-2 Manual preheating system does not work..................................................................... 40-525
E-3 Automatic preheating system does not work................................................................. 40-528
E-4 While preheating is working, preheating monitor does not light up .................................. 40-530
E-5 When starting switch is turned to ON position, machine monitor displays nothing............. 40-532
00-8
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D37, 39-23

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