Komatsu WA430-6 Shop Manual page 11

00 Index and foreword
Failure code [CA1633] (KOMNET datalink timeout error) ....................................................... 60
Failure code [CA2185] (Throttle sensor power supply voltage high error) .............................. 62
Failure code [CA2186] (Throttle sensor power supply voltage low error)................................ 63
Troubleshooting by failure code (Display of code), Part 4
Failure code [CA2249] (Supply pump pressure very low error 2)............................................
Failure code [CA2265] (Abnormally high level in electric lift pump) ........................................
Failure code [CA2266] (Abnormally low level in electric lift pump) ..........................................
Failure code [CA2311] (Abnormality in IMV solenoid) .............................................................
Failure code [CA2555] (Intake heater relay disconnection error) ............................................ 10
Failure code [CA2556] (Intake heater relay short circuit error)................................................ 12
Failure code [D150KA] (Emergency steering relay: Disconnection)........................................ 14
Failure code [D150KB] (Emergency steering relay: Short circuit) ........................................... 16
Failure code [D150KY] (Emergency steering relay: Short circuit with power supply line) ....... 18
Failure code [D160KA] (Backup lamp relay: Disconnection)................................................... 20
Failure code [D160KB] (Backup lamp relay: Short circuit) ...................................................... 22
Failure code [D160KZ] (Backup lamp relay: Disconnection or short circuit) ........................... 24
Failure code [D191KA] (Joystick steering neutral safety relay: Disconnection) ...................... 26
Failure code [D191KB] (Joystick steering neutral safety relay: Short circuit) .......................... 28
Failure code [D191KY] (Joystick steering neutral safety relay:
Short circuit with power supply line)................................................................... 30
Failure code [D192KA] (ECSS solenoid: Disconnection) ........................................................ 32
Failure code [D192KB] (ECSS solenoid: Short circuit)............................................................ 33
Failure code [D192KY] (ECSS solenoid: Short circuit with power supply line)........................ 34
Failure code [D193KA] (Joystick steering solenoid cut relay: Disconnection)......................... 36
Failure code [D193KB] (Joystick steering solenoid cut relay: Short circuit) ............................ 38
Failure code [D193KY] (Joystick steering solenoid cut relay:
Short circuit with power supply line)................................................................... 40
Failure code [D5ZHKA] (Terminal C signal: Disconnection) .................................................... 43
Failure code [D5ZHKB] (Terminal C signal: Short circuit)........................................................ 47
Failure code [D5ZHKZ] (Terminal C signal: Disconnection or short circuit)............................. 50
Failure code [D5ZHL6] (Terminal C signal:
Signal does not match engine running or stopped state)................................... 55
Failure code [DA80L4] (Auto grease controller: ON/OFF signals disagree)............................ 58
Failure code [DAF3KK] (Machine monitor: Low source voltage (input) ................................... 60
Failure code [DAF5KP] (Machine monitor: Low output voltage).............................................. 62
Failure code [DAFRKR] (CAN communication with machine monitor:
Defective communication (Abnormality in target component system) ............... 66
Troubleshooting by failure code (Display of code), Part 5
Failure code [DAQ0KK] (Transmission controller: Low source voltage)..................................
Failure code [DAQ0KT] (Transmission controller: Abnormality in controller) ..........................
Failure code [DAQ1KA] (Terminal ACC input: Disconnection) ................................................
Failure code [DAQ2KK] (Transmission controller load power supply line:
Low source voltage (input) ................................................................................. 10
Failure code [DAQ9KQ] (Transmission controller model selection:
Disagreement of model selection signals) ......................................................... 12
Failure code [DAQRKR] (CAN communication with transmission controller:
Defective communication (Abnormality in target component system) ............... 13
Failure code [DAQRMA] (Transmission controller option setting:
Disagreement of option selection) ..................................................................... 16
Failure code [DB2RKR] (CAN communication with engine controller:
Defective communication (Abnormality in target component system) ............... 18
Failure code [DB90KK] Work equipment controller: Low source voltage (input) ..................... 20
Failure code [DB90KT] Work equipment controller: Abnormality in controller......................... 22
Failure code [DB92KK] Work equipment controller load power supply line:
Low source voltage (input) ................................................................................. 24
Failure code [DB95KX] Work equipment controller power supply output:
Out of input signal range.................................................................................... 26
WA430-6
SEN00832-16
SEN01741-02
3
4
6
8
SEN01742-03
4
6
7
9