Komatsu PC400-7, Komatsu 400LC-7 Excavator Fault Codes List

Service technicians have no problem recognising breakdowns and carrying out machine diagnostics, Komatsu PC400-7, Komatsu 400LC-7 Excavator Fault Codes List, plus they are familiar with equipment from a variety of manufacturers.

Diagnosing Faults When Displaying Error Codes for PC400-7, 400LC-7 Electrical Equipment

Error code electrical equipment [E112] (Short circuit in the circuit of the normal rotation of the electric wiper) 20-306
Electrical equipment error code [E113] (Short circuit in the reverse rotation of the electric wiper drive) 20-308
Electrical equipment error code [E114] (Short circuit in the circuit of the electric windshield washer) 20-310
Electrical equipment error code [E115] (Violations in the movement of the windscreen wiper) 20-312
Electrical equipment error code [Е116] (Malfunction of the wiper retractor mechanism) 20-314
Electrical Equipment Error Code [E201] (Short Circuit in Solenoid Blocking Solenoid Valve) 20-322
Electrical equipment error code [Е203] (Short circuit in the solenoid valve circuit of the platform turning brake) 20-324
Electrical equipment error code [Е204] (Short circuit in the circuit of the solenoid valve of the flow divider) 20-326
Electrical equipment error code [Е205] (Short circuit in a two-stage electromagnetic unloading valve) 20-327
Error code electrical equipment [E206] (Short circuit in the circuit of the solenoid valve switching speed range of movement) 20-328
Electrical equipment error code [Е211] (Open circuit of the electromagnetic valve blocking movement) 20-329
Electrical equipment error code [Е213] (Open circuit in the solenoid valve of the platform rotation brake) 20-330
Electrical equipment error code [Е214] (Open circuit in the solenoid valve of the flow divider) 20-332
Electrical equipment error code [Е215] (Open circuit in a two-stage electromagnetic unloading valve) 20-333
Electrical equipment error code [Е216] (Open circuit in the solenoid valve for switching the speed range of movement) 20-334
Electrical equipment error code [E217] (Malfunction in the model code entry scheme) 20-336
Electrical equipment error code [E218] (S-NET block open circuit) 20-338
Electrical equipment error code [Е222] (Short circuit in the solenoid LS-EPC) 20-340
Electrical equipment error code [Е223] (Open circuit in the solenoid LS-EPC) 20-341
Electrical Equipment Error Code [E224] (Front Pump Pressure Sensor Malfunction) 20-342
Electrical equipment error code [E225] (Malfunction of the rear pump pressure sensor) 20-344
Electrical equipment error code [E226] (Malfunction in pressure sensor power supply circuit) 20-346
Electrical equipment error code [E227] (Motor speed sensor malfunction) 20-348
Electrical equipment error code [Е228] (Short circuit in the circuit of the switching relay of the auxiliary equipment) 20-349
Electrical equipment error code [Е232] (Short circuit in solenoid circuit PC-EPC) 20-350
Electrical equipment error code [Е233] (Open circuit in the solenoid circuit PC-EPC) 20-352
Electrical equipment error code [Е238] (Open circuit in the auxiliary work equipment switching relay circuit) 20-354
Electrical equipment error code [Е245] (Short circuit in the EPC solenoid circuit regulating the flow of oil to the additional working equipment) 20-356
Electrical equipment error code [Е246] (Short circuit in the EPC solenoid circuit that regulates the flow of oil to the additional working equipment) 20-357
Electrical equipment error code [E247] (Malfunction of the pressure sensor PPC handle in the FOLDING mode) 20-358
Electrical equipment error code [E248] (Malfunction of the pressure sensor PPC bucket in the FOLDING mode) 20-360
Electrical equipment error code [E257] (Malfunction of the communication channel with the pump) 20-362
Electrical equipment error code [E315] (Short circuit in the output circuit of the battery relay) 20-364
Electrical equipment error code [Е91В] (Motor sensor Ne fault) 20-366
Electrical equipment error code [Е91С] (Motor sensor G malfunction) 20-367
Electrical equipment error code [Е920] (Error selecting engine type) 20-368
Electrical equipment error code [Е921] (Engine type mismatch) 20-370
Electrical equipment error code [Е931] (Error in the fuel control circuit) 20-372
Electrical equipment error code [Е934] (Malfunction in the engine coolant high temperature sensor circuit) 20-374
Electrical equipment error code [Е936] (Malfunction in the engine oil pressure switch circuit) 20-376
Electrical equipment error code [Е93С] (Malfunction in the charge pressure sensor circuit) 20-378
Electrical equipment error code [E93D] (Malfunction in the engine fuel temperature sensor circuit) 20-380
Electrical equipment error code [E953] (Malfunction in the communication channel with the engine) 20-382
Electrical equipment error code [E954] (Short circuit in the starting switch circuit) 20-384
Electrical equipment error code [Е955] (S-NET unit malfunction) 20-386
Error code electrical equipment [E956] (loss of engine power (1)) 20-388
Error code electrical equipment [E957] (loss of engine power (2)) 20-390
Electrical equipment error code [Е95А] (Error in the fuel injection regulator circuit) 20-392
Electrical equipment error code [Е96А] (Error in the engine coolant low temperature sensor circuit) 20-394
Electrical equipment error code [Е970] (Solenoid PCV1 overcurrent) 20-396
Electrical equipment error code [Е971] (Overcurrent of solenoid PCV2) 20-397
Electrical equipment error code [Е974] (Open circuit of the solenoid PCV1) 20-398
Electrical equipment error code [Е975] (Open circuit of the solenoid PCV2) 20-399
Electrical equipment error code [Е977] (Malfunction in the circuit of the pressure sensor of the injection high pressure fuel line) 20-400
Electrical equipment error code [Е979] (High pressure fuel injection line) 20-402
Electrical equipment error code [Е97А] (Unintended pressure in high pressure fuel supply line) 20-402
Electrical equipment error code [Е97В] (Low pressure in the injection fuel line) 20-403
Electrical equipment error code [E97С] (Excessively low pressure in the high pressure fuel injection line) 20-405
Electrical equipment error code [Е97D] (pressure in the high pressure fuel injection pipe is not adjustable) 20-405
Electrical equipment error code [Е980] (Motor controller malfunction) 20-406
Electrical equipment error code [Е981] (Open circuit of the fuel injector 1) 20-408
Electrical equipment error code [Е982] (Open circuit of the fuel injector 2) 20-409
Electrical equipment error code [Е983] (Open circuit of the fuel injector 3) 20-410
Electrical equipment error code [Е984] (Open circuit of the fuel injector 4) 20-411
Electrical equipment error code [Е985] (Open circuit of the fuel injector 5) 20-412
Error code of electrical equipment Е986 (Open circuit of the fuel injector 6) 20-413
Electrical equipment error code [Е98А] (Short circuit in fuel injector circuits 1 – 3) 20-414
Electrical equipment error code [Е98В] (Short circuit in the fuel injector 4 – 6 circuits) 20-416
Mechanical system fault code [A000N2] (Engine speed is below standard) 20-418
Mechanical system malfunction code [A000N1] (Engine speed is above standard) 20-418
Mechanical system malfunction code [AA10NX] (Clogged air cleaner) 20-420
Mechanical System DTC [AB00KE] (Low Voltage Charging) 20-422
Mechanical system fault code [B @ BAZG] (Low engine oil pressure) 20-424
Mechanical system fault code [B @ BAZK] (Low engine oil level) 20-426
Mechanical System DTC [B @ BCNS] (Engine Coolant Overheated) 20-427
Mechanical system fault code [B @ BCZK] (Low engine coolant level) 20-428 Mechanical system fault code [B @ HANS] (Hydraulic oil overheated) 20-429

The diagnosis tool Komatsu PC400-7, Komatsu 400LC-7 Excavator Fault Codes List for trucks provides different possibilities such as information on the use and location of the connectors, detection and description of errors, activation of the fan, compression test and other components, system data information and more.