Komatsu ecot3 PC300LC-8 Shop Manual page 482

SEN02627-04
Action
Failure code
code
— DW91KB Travel Junction Sol. Short Circuit
— DWA2KA Attachment Sol Open Circuit
— DWA2KB Attachment Sol Short Circuit
— DWJ0KA Merge-divider Sol. Open Circuit
— DWJ0KB Merge-divider Sol. Short Circuit
— DWK0KA 2-stage Relief Sol. Open Circuit
— DWK0KB 2-stage Relief Sol. Short Circuit
E02 DXA0KA PC-EPC Sol. Open Circuit
E02 DXA0KB PC-EPC Sol. Short Circuit
— DXE0KA LS-EPC Sol. Open Circuit
— DXE0KB LS-EPC Sol. Short Circuit
— DXE4KA Service Current EPC Open Circuit
— DXE4KB Service Current EPC Short Circuit
— DY20KA Wiper Working Abnormality
— DY20MA Wiper Parking Abnormality
— DY2CKA Washer Drive Open Circuit
— DY2CKB Washer Drive Short Circuit
— DY2DKB Wiper Drive (Fwd) Short Circuit
— DY2EKB Wiper Drive (Rev) Short Circuit
a This failure codes table is the same as that in Testing and adjusting, Special functions of machine moni-
tor.
4
Trouble (Displayed on screen)
Device in
Category of record
charge
PUMP Electrical system
PUMP Electrical system
PUMP Electrical system
PUMP Electrical system
PUMP Electrical system
PUMP Electrical system
PUMP Electrical system
PUMP Electrical system
PUMP Electrical system
PUMP Electrical system
PUMP Electrical system
PUMP Electrical system
PUMP Electrical system
MON Electrical system
MON Electrical system
MON Electrical system
MON Electrical system
MON Electrical system
MON Electrical system
40 Troubleshooting
Reference
document No.
Troubleshooting
of failure code,
Part 3
SEN02631-02
PC300, 350-8