Hitachi Excavator Error Code
HITACHI ZX-3 FAULT CODES LIST.pdf Download
Hitachi Excavator Error Code :
11100-2 motor speed abnormal
11101-3 high pressure engine speed control sensor abnormal
11101-4 Engine speed control knob sensor, low pressure
11200-3 Pump 1 pressure sensor high pressure fault
11200-4 Pump 1 Oil pressure sensor low pressure malfunction
11202-3 Pump 2 Oil pressure sensor abnormal high pressure
11202-4 Pump 2 Oil pressure sensor low pressure malfunction
11206-3 Malfunction of the pressure sensor of the pump 1 of the high pressure pump
11206-4 Pump 1 Pump Pressure Sensor Low Pressure Malfunction
11208-3 Malfunction of the pump pressure sensor 2 high pressure pump
11208-4 Malfunction of the pressure sensor of the pump 2 of the low pressure pump
11301-3 Rotary Pilot High Pressure Transmitter
11301-4 Rotary pressure sensor low pressure fault
11302-3 Boom lift pilot pressure sensor high pressure failure
11302-4 Boom lift control pressure sensor low pressure fault
11303-3 Stick clears pilot pressure sensor high pressure deviation
11303-4 Low Pressure Sensor Handle Retract Lever Handle
11304-3 Walking pressure sensor high pressure fault
11304-4 Walking pressure sensor low pressure alarm
11307-3 Front End Tool Pressure Sensor High Pressure Alarm Deviation
11307-4 Low Pressure Sensor Front End Working Pressure Sensor
11400-2 Incorrect current feedback of the pump 2 maximum flow limit control solenoid valve
11400-3 Pump 2 maximum flow control feedback solenoid valve feedback High current abnormal
11400-4 Pump 2, maximum flow control, electromagnetic feedback, low current, abnormal
11401-2 Incorrect torque control solenoid current feedback
11401-3 Torque control solenoid valve feedback failure
11401-4 Low current torque control solenoid feedback signal
11402-2 Solenoid Valve Block (SF) (Growing Regeneration) Abnormal Current Feedback
11402-3 Solenoid valve block (SF) (notch regeneration), feedback, high current, malfunction
11402-4 Solenoid Valve Block (SF) (Dig Regeneration), Low Current Feedback
11403-2 Solenoid valve block (SC) current feedback fault (knob regeneration)
11403-3 Solenoid valve (SC) feedback failure (handle regeneration)
11403-4 Solenoid Valve Feedback (SC) (Handle Regeneration), Low Current
11404-2 Solenoid valve block (SG) current feedback fault (overflow pressure control)
11404-3 Solenoid valve (SG) (overflow pressure control) strong feedback
11404-4 Solenoid Valve (SG) Feedback (Overflow Pressure Control), Low Current
11405-2 Solenoid valve block (SI) (high speed motor selection) abnormal current feedback
11405-3 Solenoid Valve Block (SI) (Fast Travel Motor Selection), High Current Feedback
11405-4 Solenoid Valve Block (SI) (Fast Travel Motor Selection), Low Current Feedback
11410-2 Pump 1 Maximum flow limit solenoid valve (option) Incorrect current feedback
11410-3 Pump 1 maximum flow control solenoid valve (option) Feedback High current abnormal
11410-4 Pump 1 Maximum Flow Control Solenoid Valve (Option) Feedback Low Current Abnormal
11910-2 Actual engine speed received from ECM
11918-2 Operating mode received from the monitor
11911-2 Security signal received from ECM
11920-2 Fuel consumption received from ECM
11914-2 Radiator coolant temperature received from ECM
11901-3 High pressure hydraulic oil temperature sensor
11901-4 Low Pressure Hydraulic Oil Temperature Sensor
11905-3 Boom bottom pressure sensor failure (optional)
11905-4 Low pressure sensor at the bottom of the boom (option) is defective
ECM
Sensory system
malfunction
Code
cause of the problem
636-2 Camshaft angle sensor error ( no signal) Although the crank signal appears, the cam signal does not appear.
Camshaft angle sensor error (signal error) Cam signal pulse does not match.
723-2 Crankshaft speed sensor error (no signal) Although the start signal appears, the cam signal does not appear.
723-2 Crankshaft speed sensor error (signal error) Cam signal pulse does not match.
636-7 Camshaft Angle Sensor Phase Mismatch There is no right cam pulse across the crankshaft gap.
172-3 Intake air temperature sensor fault (high pressure fault) Intake air temperature sensor voltage greater than 4.95 V within 3 minutes after starting the engine
172-4 Intake air temperature sensor malfunction (abnormal low pressure) Intake air temperature sensor voltage below 0.1 V
110-3 Coolant temperature sensor malfunction (abnormal high pressure) Coolant temperature sensor voltage is higher than 4.85 V
110-4 Coolant temperature sensor malfunction (abnormal low pressure) Coolant temperature sensor voltage below 0.1 V
102-4 Boost pressure sensor malfunction (high pressure) Boost pressure sensor voltage higher than 4.9 V
102-3 Wrong intake pressure sensor (abnormal low pressure) Intake pressure sensor voltage below 0.1 V
10001-3 EGR position abnormal (no brush specification) EGR position output status cannot appear
108-4 Atmospheric pressure sensor malfunction (high pressure malfunction) Atmospheric pressure sensor voltage is higher than 3.8 V
108-3 Atmospheric pressure sensor fault (low pressure fault) Atmospheric pressure sensor voltage below 0.5 V
174-3 Fuel Temperature Sensor Malfunction (High Pressure Malfunction) Fuel temperature sensor voltage higher than 4.85 V within 3 minutes after starting the engine
174-4 Fuel temperature sensor malfunction (abnormal low pressure) Fuel temperature sensor voltage below 0.1 V
157-3 Malfunction of pressure sensor in Common Rail (high pressure) Common pressure sensor voltage Rail above 4.5V.
157-3 Rail pressure sensor fault (low pressure) Rail pressure sensor voltage below 0.7 V
100-4 Oil pressure sensor fault (high pressure fault) Oil pressure sensor voltage higher than 4.85 V
100-3 Oil pressure sensor failure (abnormal low pressure) Oil pressure sensor voltage below 0.1V
105-3 Intake Air Temperature Sensor Fault (High Pressure Fault) More than 5 minutes after engine start or coolant temperature exceeded
At 50 °C (122 °F), the charge air temperature sensor voltage is higher than 4.95 V.
105-4 Intake air temperature sensor malfunction (abnormal low pressure) Intake air temperature sensor voltage below 0.1 V
636-2 Camshaft angle sensor defective (no signal) ○ ○
Camshaft angle sensor error (signal error)
This does not affect the operation.
Can't restart after shutdown
○ ○
723-2 crankshaft speed sensor defective (no signal) ○
723-2 Crankshaft speed sensor error (signal error)
Output power does not drop
Camshaft angle sensor phase mismatch does not change during operation.
Cannot restart after shutdown ○ ○
172-3 Intake air temperature sensor malfunction (high pressure malfunction) ○
172-4 Malfunction of the intake air temperature sensor (malfunction at low pressure)
Output power does not drop
○
110-3 Coolant Temperature Sensor Malfunction (High Pressure Malfunction)
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110-4 Coolant temperature sensor defective (malfunction at low pressure)
Output power does not drop
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102-4 Malfunction of the intake pressure sensor (high pressure)
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102-3 Wrong intake pressure sensor (abnormal low pressure)
Output power does not drop
○
10001-3 EGR position is abnormal (no brush specification) Output power does not decrease ○
108-4 Atmospheric pressure sensor fault (high pressure fault) ○
108-3 Atmospheric pressure sensor malfunction (low pressure malfunction)
Output power does not drop
○
174-3 Malfunction of fuel temperature sensor (malfunction of high pressure) ○
174-4 Malfunction of the fuel temperature sensor (malfunction of low pressure)
Output power does not drop
○
157-3 Rail pressure sensor failure Common Rail (high pressure fault)
○
157-4 Malfunction of the pressure sensor in the fuel rail (low pressure)
Output power drop: 70%
○
100-4 Oil pressure sensor fault (high pressure fault) ○
100-3 Malfunction of the oil pressure sensor (malfunction of low pressure)
105-3 Charge air temperature sensor defective (abnormal pressure) ○
105-4 Malfunction of the intake air temperature sensor (malfunction of low pressure)
10002-2 EGR valve control fault Target valve lift position and actual lift position difference is more than 20%
1347-0 Suction control valve drive system open circuit, + B or short to ground
The suction control valve controls currents above 2400mA or below 50mA. Or the target current and the actual current difference is 1000mA or more
651-3 Nozzle #1 Drive system Nozzle 1 open Monitor No input signal
652-3 Injector #2: Drive system open circuit. Injector 2 controls the absence of an input signal.
653-3 Nozzle No. 3 Drive system open nozzle 3 Monitor no input signal
654-3 Injector No. 4 Drive system open injector 4 Monitor no input signal
655-3 Injector No. 5 Drive system open injector 5 Monitor no input signal
656-3 Injector No. 6 Drive system open injector 6 Monitor no input signal
157-0 Normal pressure in the oil tank (level 1) The pressure in the common oil tank exceeds 185 MPa
157-0 Normal oil tank pressure (secondary) First stage "Normal oil tank pressure", and the pressure in the common oil tank exceeds 190 MPa
157-2 Abnormal oil tank pressure (pump overpressure) If the capacity of the oil suction control valve is 40% or more, or when the target pressure of the suction control valve is 90mm3/s or less, the actual pressure of the oil pan is 40MPa higher than target well pressure (410 kg/cm2, 5820 psi)
633-7 Pressure limiter open Pressure limiter open
1240-1 No pressure applied to the pump (fuel leakage) When the capacity of the suction valve is adjusted to 33% or less, or when the pressure supplied to the suction control valve is 28000 mm3/s or more and the speed is 1200 min. 1, the actual tank pressure is 50MPa higher than the target tank pressure (510kg/cm2, 7270psi)
1239-1 No pump pressure (fuel leak) When the pressure applied to the suction control valve is 900 min-1, the actual tank pressure is 15 MPa (150 kg/cm2, 2180 psi) or less
1, error code: 11301-3
Malfunction Problem: Pilot Pressure Sensor High Pressure Anomaly
Cause of malfunction: voltage 4.75 V or higher
Controls affected: (1) Handle regeneration control (2) Attachment flow control (3) Turn-on-turn control
Machine operation symptoms when a malfunction occurs: (1) Rotation speed of the handle of the combined operation of retracting and turning the control knob is slow (2) If the machine is equipped with a turn signal and when the turn signal is active, the turn signal continues to sound
Notes: (1) Check wiring harness (2) Replace rotary pilot pressure sensor
2, error code: 11301-4
Malfunction Problem: Pilot Pressure Sensor Low Pressure Anomaly
Cause of malfunction: voltage less than 0.25 V
Controls affected: (1) Handle regeneration control (2) Attachment flow control (3) Turn-on-turn control
Machine operation symptoms when a malfunction occurs: (1) Rotation speed of the handle of the combined operation of retracting and turning the control knob is slow (2) If the machine is equipped with a turn signal and when the turn signal is active, the turn signal continues to sound
Notes: (1) Check wiring harness (2) Replace rotary pilot pressure sensor
3, error code: 11301-3
Fault: boom lift. Pilot pressure sensor high pressure fault.
Cause of malfunction: voltage 4.75 V or higher
Controls affected: (1) high pressure mode control (2-bar regeneration control (3) excavator regeneration control (4) automatic power boost control (5) implement flow control
Machine operation symptoms when an error occurs: (1) In HP control, boom up speed does not increase. (2) The handle is retracted and the boom lift combination control lever operates slowly.
Notes: (1) Check wiring harness (2) Replace boom lift pilot pressure sensor
4, error code: 11301-4
Fault: boom lift, low pressure sensor, abnormal pressure
Cause of malfunction: voltage below 0.25 V
Controls affected: (1) high pressure mode control (2-bar regeneration control (3) excavator regeneration control (4) automatic power boost control (5) implement flow control
Machine operation symptoms when an error occurs: (1) In HP control, boom up speed does not increase. (2) The handle is retracted and the boom lift combination control lever operates slowly.
Notes: (1) Check wiring harness (2) Replace boom lift pilot pressure sensor