Komatsu PC200-6/PC300-6/PC400-6/PC200-7

Fault code, user code (automatically displayed when there is a fault) code:

E01—Automatic mode system in HYPER system.

E02—PC-EPC system.

E03—Swing parking brake system.

E04+CALL—Lever neutral position system in HYPER system.

E05—Speed governor motor system.

E06+CALL—EPC solenoid valve drive system in HYPER system.

E09—HYPER-GX system is off.

CALL—HYPER joystick and EPC solenoid valve drive system.

Service code (switching operation required) code:

E101—Fault history record abnormality.

E102—Clock data abnormality.

E103—Buzzer output short circuit, buzzer drive harness contacts 24V power line.

E104—Air filter clogged.

E108—Water temperature is above 105℃.

E112—Wiper motor drive forward system short circuit (new model).

E113—Wiper motor drive reverse system short circuit (new model).

E114—Washer drive circuit short circuit (new model).

E202—LS selector solenoid valve circuit short circuit.

E203—Swing parking brake solenoid valve circuit short circuit.

E204—Pump confluence/divider solenoid valve circuit short circuit.

E205—Secondary overflow solenoid valve circuit short circuit.

E206—Travel speed conversion solenoid valve circuit short circuit.

E207—Quick mode solenoid valve circuit short circuit.

E208—Quick mode solenoid valve circuit open circuit.

E213—Swing parking brake solenoid valve circuit open circuit.

E214—Pump confluence/divider solenoid valve circuit open circuit.

E215—Secondary overflow solenoid valve circuit open circuit.

E216—Travel speed conversion solenoid valve circuit short circuit.

E207—Quick mode solenoid valve circuit short circuit.

E208—Quick mode solenoid valve circuit is open.

E213—Swing parking brake solenoid valve circuit is open.

E214—Pump confluence/divider solenoid valve circuit is open.

E215—Secondary overflow solenoid valve circuit is open.

E216—Travel speed conversion solenoid valve circuit is open.

E217—Mode selection input fault.

E218—Network response timeout fault.

E222—LS-EPC solenoid valve circuit is short circuit.

E223—LS-EPC solenoid valve circuit is open.

E224—Front pump pressure sensor circuit is abnormal.

E225—Rear pump pressure sensor circuit is abnormal.

E226—Pressure sensor circuit power supply is abnormal.

E227—Engine speed sensor is abnormal.

E231—Activation mode (swing) solenoid valve circuit is short circuit.

E232—Front pump TVC solenoid valve circuit is short circuit (old model).

E233—Front pump TVC solenoid valve circuit is open (old model).

E225—Rear pump pressure sensor circuit abnormality.

E226—Pressure sensor circuit power supply abnormality.

E227—Engine speed sensor abnormality.

E231—Activation mode (swing) solenoid valve circuit short circuit.

E232—Front pump TVC solenoid valve circuit short circuit (old model).

E233—Front pump TVC solenoid valve circuit open circuit (old model).

E235—Activation mode (swing) solenoid valve circuit open circuit

E236—Rear pump TVC solenoid valve circuit short circuit

E237—Rear pump TVC solenoid valve circuit open circuit

E302—Swing stroke control solenoid valve circuit short circuit

E303—Swing stroke control solenoid valve circuit open circuit

E306—Feedback potential circuit abnormality.

E308—Fuel dial input abnormality.

E313—Automatic grease supply controller failure (optional)

E315—Battery relay output circuit short circuit

E316—Speed regulator motor out of adjustment.

E317—Speed governor motor circuit open

E318—Speed governor motor circuit short

Komatsu PC200-8 uses electronic fuel injection engine, and its user code is quite different from PC200-6/7.

User code:

E02—PC-EPC system.

E03—Swing parking brake system.

E10—Engine controller power supply failure, engine control drive system circuit failure (this engine stops).

E11—Engine control system failure (reduce output power to protect the engine).

E14—Feedback system abnormality.

E15—Engine sensor (water temperature-fuel pressure-oil pressure) failure.

EOE—Network failure.

Fault code:

CA111—Engine controller internal failure.

CA115—Engine speed sensor and backup speed sensor failure.

CA122—Intake pressure sensor feedback voltage is too high failure.

CA123—Intake pressure sensor feedback voltage is too low failure.

CA131—Throttle plate sensor feedback voltage is high failure.

CA132—Throttle plate sensor feedback voltage is low failure.

CA144—Coolant temperature sensor feedback voltage is too high.

CA145—Coolant temperature sensor feedback voltage is too low.

CA153—Intake air temperature sensor feedback voltage is too high.

CA154—Intake air temperature sensor feedback voltage is too low.

CA155—Intake air temperature is too high (exceeds the limit value).

CA187—Sensor power supply 2 voltage is too high.

CA221—Ambient pressure sensor feedback voltage is too high.

CA222—Ambient pressure sensor feedback voltage is too low.

CA227—Sensor power supply 2 voltage is too high.

CA234—Engine overspeed.

CA238—Speed sensor power supply voltage fault.

CA271—IMV/PCV1 short circuit.

CA272—IMV/PCV1 open circuit.

CA322—Nozzle 1 open circuit—short circuit fault.

CA323—Nozzle 5 open circuit—short circuit fault.

CA324—Nozzle 3 open circuit—short circuit fault.

CA325—Nozzle 6 open circuit—short circuit fault.

CA331—Nozzle 2 open circuit—short circuit fault.

CA332—Nozzle 4 open circuit—short circuit fault.

CA342—Correction code incorrect.

CA351—Injection drive circuit fault.

CA352—Sensor power supply voltage too low fault.

CA386—Sensor power supply voltage too high fault.

CA428—Fuel water content sensor feedback voltage too high fault.

CA429—Fuel water content sensor feedback voltage too low fault.

CA435—Engine oil pressure switch fault.

CA441—Battery voltage too low fault.

CA442—Battery voltage too high fault.

CA449—Common rail pressure too high fault.

CA451—Common rail pressure sensor feedback value too high fault.

CA452—Common rail pressure sensor feedback value too low fault.

CA488—Intake temperature too high (torque reduction).

CA553—Common rail pressure too high fault.

CA559—Common rail pressure too low fault.

CA689—Engine speed sensor fault.

CA731—Engine standby speed sensor signal phase failure.

CA757—All data lost.

CA778—Engine standby speed sensor failure.

CA633—Data transmission suspension failure.

CA2185—Throttle plate power supply voltage too high failure.

CA2186—Throttle plate power supply voltage too low failure.

CA2249—Common rail pressure too low failure.

CA2311—IMV solenoid valve failure.

CA2555—Intake air preheating voltage too high failure.

CA2556—Intake air preheating voltage too low failure.

D19JKZ—Personalized code conversion abnormality.

D862KA—GPS antenna open circuit.

DA22KK—Pump solenoid valve power supply voltage too low failure.

DA25KP—5V sensor power supply abnormality.

DA29KQ—Mode selection abnormality.

DA2RMC—CAN open circuit (display).

DGH2KB—Hydraulic oil temperature sensor short circuit.

DHPAMA—Front pump pressure sensor abnormality.

DHPBMA—Rear pump pressure sensor abnormal.

DHS3MA—Arm retract PPC pressure sensor abnormal.

DHS4MA—Bucket reel PPC pressure sensor abnormal.

DHS8MA—Boom lift PPC pressure sensor abnormal.

DHSAMA—Right swing PPC pressure sensor abnormal.

DHSbMA—Left swing PPC pressure sensor abnormal.

DHSDMA—Bucket open PPC pressure sensor abnormal.

DHX1MA—Load sensor abnormal.

DW43KA—Travel high and low speed conversion solenoid valve open circuit.

DW43KB—Travel high and low speed conversion solenoid valve short circuit.

DW45KA—Swing hold solenoid valve open circuit.

DW45KB—Swing hold solenoid valve short circuit.

DW91KA—Secondary overflow solenoid valve open circuit.

DW91KB—Travel confluence solenoid valve short circuit.

DWA2KA—Backup solenoid valve open circuit.

DWA2KB—Backup solenoid valve short circuit.

DWK0KA—Secondary overflow solenoid valve open circuit.

DWK0KB—Secondary overflow solenoid valve short circuit.

DXA8KA—Front pump PC-EPC solenoid valve short circuit.

DXA8KB—Front pump PC-EPC solenoid valve short circuit.

DXA9KA—Rear pump PC-EPC solenoid valve short circuit.

DXA9KB—Rear pump PC-EPC solenoid valve short circuit.

DXE0KA—LS-EPC solenoid valve short circuit.

DXE0KB—LS-EPC solenoid valve short circuit.

DXE4KA—Emergency EPC circuit short circuit.

DXE4KB—Emergency EPC circuit short circuit.

DXE5KA—Pump confluence/divergence main solenoid valve short circuit.

DXE5KB—Pump confluence/divergence main solenoid valve short circuit.

DXE6KA—Pump confluence/divergence LS solenoid valve short circuit.

DXE6KB—Pump confluence/divergence LS solenoid valve short circuit.

DY20KA—Wiper working abnormality.

DY20MA—Wiper parking abnormality.

DY2CKA—Washer motor short circuit.

DY2CKB—Washer motor short circuit

Komatsu PC200-8, PC200LC-8

Fault code [989L00] Engine controller lock warning 1133

Fault code [989M00] Engine controller lock warning 2133

Fault code [989N00] Engine controller lock warning 3133

Fault code [AA10NX] Air filter clogged 134

Fault code [AB00KE] Charging voltage low 134

Fault code [B@BAZG] Low oil pressure 136

Fault code [B@BAZK] Low oil level 13 6

Fault code [B@BCNS] Engine coolant overheat 136

Fault code [B@BCZK] Engine coolant level low 137

Fault code [B@HANS] Hydraulic oil overheat 137

Fault code [CA111] EMC critical internal fault 138

Fault code [CA115] Engine Ne and Bkup speed sensor fault 138

Fault code [CA122] Charge pressure sensor high pressure fault 138

Fault code [CA123] Charge pressure sensor low pressure fault 140

Fault code [CA131] Throttle sensor high pressure fault 14 1

Fault code [CA132] Throttle sensor low pressure fault 142

Fault code [CA144] Coolant temperature sensor high pressure fault 143

Fault code [CA145] Coolant temperature sensor low pressure fault 144

Fault code [CA153] Charge temperature sensor high pressure fault 145

Fault code [CA154] Charge temperature sensor low pressure fault 147

Fault code [CA155] Charge temperature drops rapidly 148

Fault code [CA187] Sensor power supply 2 low voltage fault 148

Fault code [CA221] Ambient pressure sensor high pressure Fault 149

Fault code [CA222] Ambient pressure sensor low pressure fault 151

Fault code [CA227] Sensor power supply 2 high voltage fault 152

Fault code [CA234] Engine overspeed 152

Fault code [CA238] Ne speed sensor power supply voltage fault 152

Fault code [CA271] IMV/PCV1 short circuit fault 153

Fault code [CA272] IMV/PCV1 open circuit fault 155

Fault code [CA322] #1 injector (L#1) open circuit/short circuit fault 156

Fault code [323] #5 injector (L#5) open circuit/short circuit fault 157

Fault code [CA324] #3 injector (L#3) open circuit/short circuit fault 158

Fault code [CA325] #6 injector (L#6) open circuit/short circuit fault 160

Fault code [CA331] #2 injector (L#2) open circuit/short circuit fault 161

Fault code [CA332] #4 injector (L#4) open circuit/short circuit fault 163

Applicable to Komatsu 200LC-8/210LC-8/240LC-8

989L00—Engine controller lock warning 1

989M00—Engine controller lock warning 2

989N00—Engine controller lock warning 3

AA10NX—Air filter blockage MON

AB00KE—Low charging voltage MON

B@BAZG—Low oil pressure

B@BAZK—Low oil level MON

B@BCNS—Engine coolant overheating

B@BCZK—Low engine coolant level

B@HANS—Hydraulic oil overheating

E10—CA111—EMC critical internal fault

E10—CA115—Engine Ne and Bkup speed sensor fault

E11—CA122—Inflator pressure sensor high pressure fault

E11—CA123—Inflator pressure sensor low pressure fault

E14—CA1 31—Throttle sensor high pressure fault

E14—CA132—Throttle sensor low pressure fault

E15—CA144—Coolant temperature sensor high pressure fault

E15—CA145—Coolant temperature sensor low pressure fault

E15—CA153—Charge temperature sensor high pressure fault

E15—CA154—Charge temperature sensor low pressure fault

E11—CA155—Charge temperature drops at high speed

E15—CA187—Sensor power supply 2 low voltage fault

E11—CA221—Ambient pressure sensor high pressure fault

E11—CA222—Ambient pressure sensor low pressure fault

E15—CA227—Sensor power supply 2 high voltage fault

CA234—Engine overspeed ENG

E15—CA238—Ne speed sensor power supply voltage fault

E10—CA271—IMV/PCV1 short circuit fault

E10 —CA272—IMV/PCV1 open circuit fault

E11—CA322—Injector #1 (L#1) open circuit/short circuit fault

E11—CA323—Injector #5 (L#5) open circuit/short circuit fault

E11—CA324—Injector #3 (L#3) open circuit/short circuit fault

E11—CA325—Injector #6 (L#6) open circuit/short circuit fault

E11—CA331—Injector #2 (L#2) open/short circuit fault

E11—CA332—Injector #4 (L#4) open/short circuit fault

E10—CA342—Calibration code incompatible

E10—CA351—Injector drive circuit fault

E15—CA352—Sensor power supply 1 low voltage fault

E15—CA386—Sensor power supply 1 high voltage fault

E15—CA428—Water in fuel sensor high voltage fault

E1 5—CA429—Fuel water sensor low pressure fault

E15—CA435—Oil pressure switch fault

E10—CA441—Battery voltage low fault

E10—CA442—Battery voltage high fault

E11—CA449—Oil tank pressure high fault

E11—CA451—Oil tank pressure sensor high pressure fault

E11—CA452—Oil tank pressure sensor low pressure fault

E11—CA488—High charge temperature, torque drop

E15—CA553—Oil tank pressure high fault

E15—CA559—Oil tank pressure low fault

E15—CA689—Engine Ne speed sensor fault

E15—CA731—Engine Bkup speed sensor phase fault

E10—CA757—All continuous data loss fault

E15—CA778—Engine Bkup sensor fault

E0E—C A1633—KOMNET link timeout fault

E14—CA2185—Throttle sensor power supply voltage high fault

E14—CA2186—Throttle sensor power supply voltage low fault

E11—CA2249—Oil tank pressure low fault

E11—CA2311—IMV solenoid coil fault

E15—CA2555—Gate Htr relay voltage high fault

E15—CA2556—Gate Htr relay voltage fault

E01—D19JKZ—Personnel code relay abnormality

D862KA—GPS antenna circuit break MON2

E0E—DA22KK—Pump solenoid coil power supply low voltage fault

DA25KP—5V sensor 1 power supply abnormality PUMP

DA29KQ—Model selection abnormality PUMP

E0E—DA2RMC—CAN circuit break (detected pump connection)

DAFGMC—GPS Module fault MON2

E0E—DAFRMC—CAN circuit break (detected monitor)

DGH2KB—Hydraulic oil sensor short circuit PUMP

DHPAMA—F pump pressure sensor abnormal PUMP

DHPBMA—R pump pressure sensor abnormal PUMP

DHS3MA—Arm retraction PPC pressure sensor abnormal PUMP

DHS4MA—Bucket excavation PPC pressure sensor abnormal PUMP

DHS8MA—Boom lifting PPC pressure sensor abnormal PUMP

DHSAMA—Right rotation PPC pressure sensor abnormal PUMP

DHsbMA—Left rotation PPC pressure sensor abnormal PUMP

DHSDMA—Bucket unloading PPC pressure sensor abnormal PUMP

DHX1MA—Overload sensor abnormal (simulation) PUMP

DW43KA—Travel speed electromagnetic coil circuit break PUMP

DW43KB—Travel speed electromagnetic coil short circuit PUMP

E03—DW45KA

E03—DW45KB

DW91KA—Travel engagement electromagnetic coil disconnection PUMP

DW91KB—Travel engagement electromagnetic coil short circuit PUMP

DWA2KA—Spare electromagnetic coil disconnection PUMP

DWA2KB—Spare electromagnetic coil short circuit PUMP

DWK0KA—2-stage overflow electromagnetic coil disconnection PUMP

DWK0KB—2-stage overflow electromagnetic coil short circuit PUMP

E02—DXA8KA—PC-EPC (F) electromagnetic coil disconnection PUMP

E02—DXA8KB—PC-EPC (F) electromagnetic coil short circuit

E02—DXA9KA—PC-EPC (R) electromagnetic coil disconnection

E02—DXA9KB—PC-EPC (R) electromagnetic coil short circuit

DXE0KA—LS- EPC solenoid coil circuit break

DXE0KB—LS-EPC solenoid coil short circuit

DXE4KA—standby current EPC circuit break PUMP

DXE4KB—standby current EPC short circuit PUMP

DXE5KA—merging-shunt main solenoid coil circuit break PUMP

DXE5KB—merging-shunt main solenoid coil short circuit PUMP

DXE6KA—merging-shunt LS solenoid coil circuit break PUMP

DXE6KB—merging-shunt LS solenoid coil short circuit PUMP

DY20KA—wiper operation abnormality PUMP

DY20MA—wiper parking abnormality PUMP

DY2CKA—washer drive circuit break PUMP

DY2CKB—washer drive short circuit PUMP

DY2DKB—wiper drive (forward) short circuit PUMP

DY2EKB—wiper drive (reverse) short circuit PUMP