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FB15-14
User Manual
5 pgs42.32 Kb4

Komatsu FB15-14 User Manual

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Page 1
TROUBLESHOOTING
TROUBLESHOOTING WHEN
ERROR CODE IS DISPLAYE D
Information described in troubleshooting list ........................................................................................... 20-406
Trouble code table ................................................................................................................................... 20-407
Error code Failedsection Trouble
1500L0 Transmission clutch See the list. (L0) CALL E03 20-408
15SAL1 Forward clutch See the list. (L1) CALL E03 20-409
15SALH Forward clutch See the list. (LH) CALL E03 20-410
15SBL1 Reverse clutch See the list. (L1) CALL E03 20-411
15SBLH Reverse clutch See the list. (LH) CALL E03 20-412
15SEL1 1st clutch See the list. (L1) CALL E03 20-413
15SELH 1st clutch See the list. (LH) CALL E03 20-414
15SFL1 2nd clutch See the list. (L1) CALL E03 20-415
15SFLH 2nd clutch See the list. (LH) CALL E03 20-416
15SGL1 3rd clutch See the list. (L1) CALL E03 20-417
15SGLH 3rd clutch See the list. (LH) CALL E03 20-418
A000N1 Engine Overrun (N1) — 20-419
Action
code
Trouble-
shooting
page
AB00MA Alternator Malfunction(MA) — 20-420
AD00L2 Common rail See the list. (L2) CALL E03 20-420
AD00MA Common rail Defective function (MA) CALL E03 20-421
AD10L3 Fuel supply pump See the list. (L3) CALL E03 20-421
AD10MA Fuel supply pump Defective function (MA) CALL E03 20-423
AD10MB Fuel supply pump Function reduction (MB) CALL E03 20-423
AD11KA Fuel supply pump solenoid 1 Disconnection (KA) CALL E03 20-424
AD11KB Fuel supply pump solenoid 1 Short circuit (KB) CALL E03 20-425
AD51KA Fuel supply pump solenoid 2 Disconnection (KA) CALL E03 20-426
AD51KB Fuel supply pump solenoid 2 Short circuit (KB) CALL E03 20-427
ADA1KA No.1 injector solenoid Disconnection (KA) E02 20-428
ADAZKB No.1,2, and 3 injectorsolenoids Short circuit (KB) CALL E03 20-429
D65EX, PX-15
20-401
(1)
Page 2
TROUBLESHOOTING
Error code to display at the same time
Error code Failedsection Trouble
ADB1KA No.2 injector solenoid Disconnection (KA) E02 20-431
ADC1KA No.3 injectorsolenoid Disconnection (KA) E02 20-432
ADD1KA No.4 injectorsolenoid Disconnection (KA) E02 20-433
ADDZKB No.4, 5, and 6 injector solenoids Short circuit (KB) CALL E03 20-434
ADE1KA No.5 fuel injector solenoid Disconnection (KA) E02 20-436
ADF1KA No.6 fuel injector solenoid Disconnection (KA) E02 20-437
B@BAZG Engine oil Oil pressure reduction (ZG) — 20-438
B@BCNS Radiator coolant Overheat (NS) — 20-438
B@CENS Power train oil Overheat (NS) — 20-439
B@HANS Hydraulic oil Overheat (NS) — 20-439
D110KA Battery relay Short c ircuit (KA) — 20-440
D110KB Battery relay Disconnection (KB) — 20-441
Action
code
Trouble-
shooting
page
D130KA Neutral safety relay Short circuit (KA) E02 20-442
D130KB Neutral safety relay Disconnection (KB) E02 20-444
D161KA Back-up alarm relay Short circuit (KA) E01 20-446
D161KB Back-up alarm relay Disconnection (KB) E01 20-448
D182KZ Preheater relay coil D isconnection or short circuit (KZ) E01 20-450
D1D0KB Engine controller load power supply relay Short circuit (KB) E02 20-452
D5ZFKA Transmission neutral signal Disconnection (KA) E01 20-454
D5ZFKB Transmission neutral signal Short circuit (KB) E01 20-455
DAFRKR Monitor panel CAN communication Defective communication (KR) CALL E03 20-456 DAQ0KK
DB30KK DAQ0KT Steering and transmission controller Abnormality in controller(KT) E02 20-459
DAQ5KK DB35KK
DAQ6KK DB36KK
DAQ9KQ
DB39KQ
DB3RKR
Steering and transmission controller Source voltage reduction/input (KK) CALL E04 20-458
Steering and transmission controller sensor 5 V power supply
Steering and transmission controller sensor 24 V power supply
Steering and transmission controller type collation
Steering and transmission controller CAN communication
Source voltage reduction/input (KK) CALL E03 20-460
Source voltage reduction/input (KK) CALL E03 20-462
Type select signal inconsistency (KQ) CALL E04 20-463
Defective communication (KR) CALL E03 20-464
DB20KQ Engine controller type collation Type select signal inconsistency (KQ) CALL E03 20-466
DB20KT Engine controller Abnormality in controller (KT) CALL E03 20-467
20-402
D65EX, PX-15
(1)
Page 3
TROUBLESHOOTING
Error code to display at the same time
Error code Failedsection Trouble
DB22KK Engine controller load power supply Source voltagereduction/input (KK) CALL E04 20-468
DB29KQ Engine controller type select Type select signal inconsistency (KQ) CALL E03 20-470
DB2AMA Fuelinjection amount adjustment switch signal Malfunction (MA) E02 20-471
DB2RKR
DB2RMC Engine controller CAN communication Defective communication (MC) CALL E03 20-474
DB30KK
DAQ0KK
DB35KK
DAQ5KK
DB36KK
DAQ6KK
DB39KQ
DAQ9KQ
DD11KB Starting switch Short circuit (KB) CALL E04 20-477
DD12KA Shift up switch Disconnection (KA) E02 20-478
DD12KB Shift up switch Short circuit (KB) E02 20-480
Steering and transmission controller CAN communication
Steering and transmission controller Source voltage reduction/input (KK) CALL E04 20-476 Steering and transmission controller sensor
5 V power supply Steering and transmission controller sensor
24 V power supply Steering and transmission controller type
collation
Defective communication (KR) CALL E04 20-472
Source voltage reduction/input (KK) CALL E03 20-476
Source voltage reduction/input (KK) CALL E03 20-476
Type select signal inconsistency (KQ) CALL E04 20-476
Action
code
Trouble-
shooting
page
DD13KA Shift down switch Disconnection (KA) E02 20-482
DD13KB Shift down switch Short circuit (KB) E02 20-484 DD14KA
DDQ2KA
DD14KB
DDQ2KB
DDE2L6 Engine oil pressure switch Refer to table(L6) E01 20-490
DDN7KA Pitch control switch Disconnection (KA) E02 20-492
DDN7KB Pitch control switch Short circuit (KB) E02 20-494 DDQ2KA
DD14KA
DDQ2KB
DD14KB
DGE2KX
DGE3L6
DGE4KX Fuel temperature sensor Input signalisout of normal range(KX) E01 20-499
DGS1KX Hydraulicoil temperature sensor Inputsignalis out of normal range(KX) — 20-500
Parking lever switch Disconnection (KA) CALL E03 20-486
Parking lever switch Short circuit (KB) CALL E03 20-488
Parking lever switch Disconnection (KA) CALL E03 20-496
Parking lever switch Short circuit (KB) CALL E03 20-496 Engine water temperature sensor (for high
temperature) Engine water temperature sensor (for low
temperature)
Inputsignalis out of normal range(KX) E01 20-497
See table (L6) E02 20-498
DH30KX Boost pressure sensor Inputis out of normal range (KX) E02 20-502
DH40KX Common rail pressure sensor Input is o ut of normal range (KX) CALL E03 20-504
DK10KX Fuel control dial Input is out of normal range (KX) CALL E03 20-506
DK12KX Deceleration potentiometer Input is o ut of normal range (KX) CALL E03 20-508
D65EX, PX-15
20-403
(1)
Page 4
TROUBLESHOOTING
Error code Failedsection Trouble
DK30KA Steering potentiometer1 Disconnection (KA) CALL E03 20-510
DK30KB Steering potentiometer 1 Short circuit (KB) CALL E03 20-511
DK30KX Steering potentiometer Inputsignalis out of normalrange(KX) CALL E04 20-512
DK30KZ Steering potentiometer
DK30L8 Steering potentiometer 1 See table (L8) CALL E03 20-513
DK31KA Steering potentiometer 2 Short circuit (KA) CALL E03 20-514
DK31KB Steering potentiometer2 Disconnection (KB) CALL E03 20-515
DK40KA Brake potentiometer Disconnection (KA) CALL E03 20-516
DK40KB Brake potentiometer Short circuit (KB) CALL E03 20-517
DK55KX Forward-reverse potentiometer Input signal is outofnormal range (KX) CALL E04 20-518
DK55KZ Forward-reverse potentiometer
DK55L8 Forward-reversepotentiometer See table (L8) CALL E03 20-519
Disconnection or short circuit (Double trouble) (KZ)
Disconnection or short circuit (Double trouble) (KZ)
Action
code
CALL E04 20-512
CALL E04 20-518
Trouble-
shooting
page
DK56KA Forward-reverse potentiometer 1 Short circuit (KA) CALL E03 20-520
DK56KB Forward-reverse potentiometer 1 Disconnection (KB) CALL E03 20-522
DK57KA Forward-reverse potentiometer 2 Short circuit (KA) CALL E03 20-524
DK57KB Forward-reverse potentiometer 2 Disconnection (KB) CALL E03 20-526
DKH1KA Pitch angle sensor Short circuit (KA) CALL E03 20-528
DKH1KB Pitch angle sensor Disconnection (KB) CALL E03 20-529
DLE3LC Engine Ne speed sensor See table (LC) CALL E03 20-530
DLF1KA Transmission output speed sensor Disconnection (KA) E01 20-531
DLH1LC Engine G speed sensor See table (LC) CALL E03 20-532
DV00KB Caution buzzer Short circuit (KB) — 20-533
DW5AKA Pitch control solenoid Disconnection (KA) E02 20-534
DW5AKB Pitch control solenoid Short circuit (KB) E02 20-535
DW7BKA Fan reversesolenoid Disconnection (KA) E01 20-536
DW7BKB Fan reversesolenoid Short circuit (KB) E01 20-537
DWN1KA HSS EPC solenoid right Disconnection (KA) CALL E03 20-538
DWN1KB HSS EPC solenoid right Short circuit (KB) CALL E03 20-539
DWN2KA HSS EPC solenoid left Disconnection (KA) CALL E03 20-540
20-404
D65EX, PX-15
(1)
Page 5
TROUBLESHOOTING
Error code Failedsection Trouble
DWN2KB HSS EPC solenoid left Short circuit (KB) CALL E03 20-541
DWN5KA Fan p ump TVC solenoid Disconnection (KA) E01 20-542
DWN5KB Fan pump TVC solenoid Short circuit (KB) E01 20-543
DXH4KA 1st clutch ECMV Disconnection (KA) CALL E03 20-544
DXH4KB 1st clutch ECMV Short circuit (KB) CALL E03 20-545
DXH5KA 2nd clutch ECMV Disconnection (KA) CALL E03 20-546
DXH5KB 2nd clutch ECMV Short circuit (KB) CALL E03 20-547
DXH6KA 3rd clutch ECMV Disconnection (KA) CALL E03 20-548
DXH6KB 3rd clutch ECMV Short circuit (KB) CALL E03 20-549
DXH7KA Reverse clutch ECMV Disconnection (KA) CALL E03 20-550
DXH7KB Reverse clutch ECMV Short circuit (KB) CALL E03 20-551
DXH8KA Forward clutch ECMV Disconnection (KA) CALL E03 20-552
Action
code
Trouble-
shooting
page
DXH8KB Forward clutch ECMV Short circuit (KB) CALL E03 20-553
D65EX, PX-15
20-405
(1)
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