Komatsu WA380-6 Shop Manual page 13

00 Index and foreword
Troubleshooting by failure code (Display of code), Part 8
Troubleshooting by failure code (Display of code), Part 8...........................................................
Failure code [DLT3KA] (Transmission output shaft speed sensor: Disconnection) .................
Failure code [DLT3LC] (Transmission output shaft speed sensor: Out of input signal range).
Failure code [DT20KB] (Transmission cut-off indicator lamp: Short circuit) ............................
Failure code [DV00KB] (Alarm buzzer: Short circuit) ..............................................................
Troubleshooting by failure code (Display of code), Part 9
Troubleshooting by failure code (Display of code), Part 9...........................................................
Failure code [DW7BKA] (Fan reverse solenoid: Disconnection) .............................................
Failure code [DW7BKB] (Fan reverse solenoid: Short circuit).................................................
Failure code [DW7BKY] (Fan reverse solenoid: Short circuit with power supply line) ............
Failure code [DX16KA] (Fan pump EPC solenoid: Disconnection) .........................................
Failure code [DX16KB] (Fan pump EPC solenoid: Short circuit).............................................
Failure code [DX16KY] (Fan pump EPC solenoid: Short circuit with power supply line) ........
Failure code [DXH1KA] (Lockup ECMV solenoid: Disconnection) .......................................... 10
Failure code [DXH1KB] (Lockup ECMV solenoid: Short circuit).............................................. 12
Failure code [DXH1KY] (Lockup ECMV solenoid: Short circuit with power supply line) ......... 14
Failure code [DXH4KA] (1st clutch ECMV solenoid: Disconnection) ...................................... 16
Failure code [DXH4KB] (1st clutch ECMV solenoid: Short circuit) .......................................... 18
Troubleshooting by failure code (Display of code), Part 10
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
Troubleshooting of electrical system (E-mode)
Troubleshooting of electrical system (E-mode) ...........................................................................
Before carrying out troubleshooting for electrical system........................................................
Information in troubleshooting table ........................................................................................
E-1 Engine does not start ........................................................................................................
E-2 Wiper does not operate..................................................................................................... 14
E-3 Windshield washer does not operate................................................................................ 18
E-4 Headlamp, clearance lamp, tail lamp, and license lamp do not light up or go off ............. 21
E-5 Working lamp does not light up or go off........................................................................... 29
E-6 Turn signal lamp and hazard lamp do not light up or go off .............................................. 34
E-7 Brake lamp does not light or it keeps lighting up .............................................................. 40
E-8 Backup lamp does not light or it keeps lighting up ............................................................ 42
E-9 Backup buzzer does not sound or it keeps sounding ....................................................... 44
E-10 Horn does not sound or it keeps sounding ..................................................................... 46
E-11 Alarm buzzer does not sound or it keeps sounding ........................................................ 48
E-12 Air conditioner does not operate or stop ......................................................................... 50
E-13 The KOMTRAX system does not work properly ............................................................. 53
Troubleshooting of hydraulic and mechanical system (H-mode)
Troubleshooting of hydraulic and mechanical system (H-mode) ................................................
Method of using troubleshooting chart ....................................................................................
WA380-6 (KA SPEC.)
SEN00778-03
SEN01238-00
2
2
4
6
8
SEN01239-00
2
2
3
4
6
7
8
SEN01240-00
4
4
6
8
SEN01241-00
3
3
6
7
SEN01242-00
3
3
11