Komatsu ecot3 WA500-6 Shop Manual page 14

SEN00701-19
Troubleshooting by failure code (Display of code), Part 9
Failure code [DW4SKA] (Bucket dump EPC solenoid: Disconnection) ...................................
Failure code [DW4SKB] (Bucket dump EPC solenoid: Short circuit).......................................
Failure code [DW4SKY] (Bucket dump EPC solenoid: Short circuit with power supply line) ..
Failure code [DW7BKA] (Fan reverse solenoid: Disconnection) .............................................
Failure code [DW7BKB] (Fan reverse solenoid: Short circuit)................................................. 10
Failure code [DW7BKY] (Fan reverse solenoid: Short circuit with power supply line)............. 12
Failure code [DW7DKA] (Hydraulic drive fan neutral solenoid: Disconnection) ...................... 14
Failure code [DW7DKB] (Hydraulic drive fan neutral solenoid: Short circuit) .......................... 14
Failure code [DW7DKY] (Hydraulic drive fan neutral solenoid:
Short circuit with power supply line) ................................................................................. 15
Failure code [DWM1KA] (Work equipment neutral lock solenoid: Disconnection) .................. 16
Failure code [DWM1KB] (Work equipment neutral lock solenoid: Short circuit) ...................... 18
Failure code [DWM1KY] (Work equipment neutral lock solenoid:
Short circuit with power supply line) ................................................................................. 20
Failure code [DWN6KA] (Lift arm raise magnet detent solenoid: Disconnection) ................... 22
Failure code [DWN6KB] (Lift arm raise magnet detent solenoid: Short circuit) ....................... 24
Failure code [DWN6KY] (Lift arm raise magnet detent solenoid:
Short circuit with power supply line) ................................................................................. 26
Failure code [DWN7KA] (Lift arm float magnet detent solenoid: Disconnection) .................... 28
Failure code [DWN7KB] (Lift arm float magnet detent solenoid: Short circuit) ........................ 30
Failure code [DWN7KY] (Lift arm float magnet detent solenoid:
Short circuit with power supply line) ................................................................................. 32
Failure code [DWN8KA] (Bucket tilt magnet detent solenoid: Disconnection)......................... 34
Failure code [DWN8KB] (Bucket tilt magnet detent solenoid: Short circuit) ............................ 36
Failure code [DWN8KY] (Bucket tilt magnet detent solenoid:
Shorted with the power source)........................................................................................ 38
Failure code [DX16KA] (Fan pump EPC solenoid: Disconnection) ......................................... 40
Failure code [DX16KB] (Fan pump EPC solenoid: Short circuit)............................................. 41
Failure code [DX16KY] (Fan pump EPC solenoid: Short circuit with power supply line)......... 42
Failure code [DXA1KA] (Pump PC-EPC solenoid: Disconnection) ......................................... 43
Failure code [DXA1KB] (Pump PC-EPC solenoid: Short circuit) ............................................. 44
Failure code [DXH1KA] (Lockup ECMV solenoid: Disconnection) .......................................... 45
Failure code [DXH1KB] (Lockup ECMV solenoid: Short circuit).............................................. 46
Failure code [DXH1KY] (Lockup ECMV solenoid: Short circuit with power supply line).......... 48
Failure code [DXH4KA] (1st clutch ECMV solenoid: Disconnection)....................................... 50
Failure code [DXH4KB] (1st clutch ECMV solenoid: Short circuit) .......................................... 52
Troubleshooting by failure code (Display of code), Part 10
Failure code [DXH4KY] (1st clutch ECMV solenoid: Short circuit with power supply line) ......
Failure code [DXH5KA] (2nd clutch ECMV solenoid: Disconnection) .....................................
Failure code [DXH5KB] (2nd clutch ECMV solenoid: Short circuit) .........................................
Failure code [DXH5KY] (2nd clutch ECMV solenoid: Short circuit with power supply line)..... 10
Failure code [DXH6KA] (3rd clutch ECMV solenoid: Disconnection) ...................................... 12
Failure code [DXH6KB] (3rd clutch ECMV solenoid: Short circuit).......................................... 14
Failure code [DXH6KY] (3rd clutch ECMV solenoid: Short circuit with power supply line)...... 16
Failure code [DXH7KA] (R clutch ECMV solenoid: Disconnection)......................................... 18
Failure code [DXH7KB] (R clutch ECMV solenoid: Short circuit) ............................................ 20
Failure code [DXH7KY] (R clutch ECMV solenoid: Short circuit with power supply line) ........ 22
Failure code [DXH8KA] (F clutch ECMV solenoid: Disconnection) ......................................... 24
Failure code [DXH8KB] (F clutch ECMV solenoid: Short circuit)............................................. 26
Failure code [DXH8KY] (F clutch ECMV solenoid: Short circuit with power supply line)......... 28
Failure code [DXHHKA] (4th clutch ECMV solenoid: Disconnection)...................................... 30
Failure code [DXHHKB] (4th clutch ECMV solenoid: Short circuit) ......................................... 32
Failure code [DXHHKY] (4th clutch ECMV solenoid: Short circuit with power supply line) ..... 34
Failure code [DXHJKA] (3-spool valve extract EPC solenoid: Disconnection) ........................ 36
Failure code [DXHJKB] (3-spool valve extract EPC solenoid: Short circuit)............................ 37
Failure code [DXHJKY] (3rd valve extract EPC solenoid:
Short circuit with power supply line) ................................................................................. 38
12
00 Index and foreword
SEN00738-01
3
4
6
8
SEN00739-01
4
6
8
WA500-6