Komatsu PC88MR-10 Shop Manual page 492

40 Troubleshooting
Table of contents
Failure code [D8AQKR] CAN 2 Defective Communication (KOMTRAX)................................ 40-256
Failure code [DA20MC] Pump Controller Malfunction .......................................................... 40-258
Failure code [DA22KK] Pump Con Solenoid Power Volt Low Error ....................................... 40-259
Failure code [DA25KP] 5V Sensor 1 Power Voltage Low Error ............................................. 40-261
Failure code [DA29KQ] Model Selection Sig Mismatch (Pump Con) ..................................... 40-263
Failure code [DA2LKA] Operating Lamp Open Circuit (Pump Con) ....................................... 40-265
Failure code [DA2LKB] Operating Lamp Short Circuit (Pump Con) ....................................... 40-267
Failure code [DA2QKR] CAN 2 Defective Communication (Pump Con)................................. 40-268
Failure code [DA2RKR] CAN 1 Defective Communication (Pump Con)................................. 40-270
Failure code [DAF0MB] Monitor ROM Abnormality.............................................................. 40-271
Failure code [DAF0MC] Monitor Malfunction....................................................................... 40-272
Failure code [DAF8KB] Camera Power Supply Short Circuit ................................................ 40-273
Failure code [DAF9KQ] Model Selection Signal Mismatch (Monitor) ..................................... 40-274
Failure code [DAFGMC] GPS Module Malfunction .............................................................. 40-275
Failure code [DAFLKA] Operating Lamp Open Circuit (Monitor) ........................................... 40-276
Failure code [DAFLKB] Operating Lamp Short Circuit (Monitor)............................................ 40-278
Failure code [DAFQKR] CAN 2 Defective Communication (Monitor) ..................................... 40-279
Failure code [DAZ9KQ] Model Selection Sig Mismatch (A/C) ............................................... 40-280
Failure code [DAZQKR] CAN2 Defective Communication (A/C ECU) ................................... 40-281
Failure code [DB2QKR] CAN2 Defective Communication (Engine Con)................................ 40-285
Failure code [DB2RKR] CAN1 Defective Communication (Engine Con) ................................ 40-289
Failure code [DDNRKA] WE Lever Lock SW Open Circuit ................................................... 40-293
Failure code [DDNRKY] WE Lever Lock SW Short Circuit ................................................... 40-295
Failure code [DDNS00] Lock Lever Auto Lock Release SW On............................................ 40-297
Failure code [DGH2KB] Hydraulic Oil Temp Sensor Ground Fault ........................................ 40-299
Failure code [DHPAMA] Front Pump Press Sens Defective Function .................................... 40-301
Failure code [DHS3MA] Arm IN PPC Press Sensor Def Function ......................................... 40-303
Failure code [DHS4MA] Bucket CURL PPC Press Sens Def Function .................................. 40-305
Failure code [DHS5MA] Travel PPC Sensor Abnormality..................................................... 40-307
Failure code [DHS8MA] Boom Raise PPC Press Sens Def Function .................................... 40-309
Failure code [DHS9MA] Boom Lower PPC Press Sens Def Function.................................... 40-311
Failure code [DHSAMA] Swing Right PPC Press Sens Def Function .................................... 40-313
Failure code [DHSBMA] Swing Left PPC Press Sensor Def Function.................................... 40-315
Failure code [DHSCMA] Arm OUT PPC Press Sens Def Function........................................ 40-317
Failure code [DHSDMA] Bucket DUMP PPC Press Sens Def Function ................................. 40-319
Failure code [DHSPMA] Boom Swing LH PPC Press Sensor Abnormality............................. 40-321
Failure code [DHSQMA] Boom Swing RH PPC Press Sensor Abnormality............................ 40-323
Failure code [DKULKA] PPC Lock Relay Open Circuit......................................................... 40-325
Failure code [DKULKB] PPC Lock Relay Short Circuit......................................................... 40-327
Failure code [DKULKY] PPC Lock Relay Hot Short Circuit................................................... 40-329
Failure code [DV20KB] Travel Alarm Short Circuit............................................................... 40-331
Failure code [DW43KA] Travel Speed Solenoid Open Circuit ............................................... 40-333
Failure code [DW43KB] Travel Speed Solenoid Short Circuit ............................................... 40-335
Failure code [DW43KY] Travel Speed Sol Hot Short Circuit ................................................. 40-337
Failure code [DW45KA] Swing Parking Brake Solenoid Open Circuit .................................... 40-338
Failure code [DW45KB] Swing Parking Brake Solenoid Short Circuit .................................... 40-341
Failure code [DW45KY] Swing Brake Sol Hot Short Circuit .................................................. 40-343
Failure code [DW4CKY] PPC lock Sol Hot Short Circuit....................................................... 40-345
Failure code [DWJ0KA] Merge-divider Sol Open Circuit....................................................... 40-347
Failure code [DWJ0KB] Merge-divider Sol Short Circuit....................................................... 40-349
Failure code [DWJ0KY] Merge-divider Sol Short Circuit....................................................... 40-351
Failure code [DXA8KA] Front Pump PC-EPC Solenoid Open Circuit .................................... 40-352
Failure code [DXA8KB] Front Pump PC-EPC Solenoid Short Circuit..................................... 40-354
Failure code [DXE7KA] Attachment Flow Regulating EPC 2 Solenoid Open Circuit ............... 40-356
Failure code [DXE7KB] Att Flow Regulating EPC 2 Short Circuit .......................................... 40-358
Failure code [DXE7KY] Attachment Flow Regulating EPC 2 Solenoid Hot Short
Circuit ................................................................................................................ 40-360
Failure code [DXEAKA] Att Flow Regulating EPC 5 Open Circuit ......................................... 40-362
Failure code [DXEAKB] Att Flow Regulating EPC 5 Short Circuit.......................................... 40-364
40-4 PC88MR-10