CAT320 Excavator - Fault Code

- Nov 19, 2018-

Code number

E0---------- no fault

E1---------- engine oil pressure is too low

E2---------- engine water temperature is too high

E3----------Hydraulic oil temperature is too high

E4----------Battery voltage is too high

E5----------Generator P or W contact disconnected

E6----------The speed sensor is not installed correctly or the circuit is open circuit

E7---------- engine speed is not normal

E9----------Throttle motor feedback voltage is too low

El0---------Throttle feedback sensor circuit shorts or opens the power supply

E11---------Throttle feedback sensor shorted to ground

E12---------Throttle feedback sensor voltage is unstable

E13---------Throttle motor circuit short circuit to ground

E14---------the throttle motor does not rotate or the motor circuit is shorted to the power supply

E15---------The throttle backup switch is in the standby position or the throttle motor circuit is open.

E16---------Proportional pressure reducing valve shorted to ground

E17---------Proportional pressure reducing valve circuit short circuit to power supply

E18---------Proportional pressure reducing valve circuit breaking

E25---------Water temperature sensor short circuit to ground

E27---------Hydraulic oil temperature sensor short circuit to ground

E31---------The engine speed signal received by the controller is different from the 10 set values of the throttle disc.

E32---------The difference between the throttle disc set value and the actual speed exceeds lOOr/min

E33---------The data output circuit is shorted to the power supply

E34---------Throttle motor action lags behind the throttle disc 2.5s

E36---------The monitor reads the signal from the controller for more than Is

E37---------Monitor RAM is not normal

E38--------- controller gets error signal from monitor

E39---------The controller itself generates an error signal

E40--------- controller memory error

E41---------The controller does not match the mechanical model

E48--------- engine stop CAT320 excavator - fault code - details are as follows:


Code number

E0---------- no fault

E1---------- engine oil pressure is too low

E2---------- engine water temperature is too high

E3----------Hydraulic oil temperature is too high

E4----------Battery voltage is too high

E5----------Generator P or W contact disconnected

E6----------The speed sensor is not installed correctly or the circuit is open circuit

E7---------- engine speed is not normal

E9----------Throttle motor feedback voltage is too low

El0---------Throttle feedback sensor circuit shorts or opens the power supply

E11---------Throttle feedback sensor shorted to ground

E12---------Throttle feedback sensor voltage is unstable

E13---------Throttle motor circuit short circuit to ground

E14---------the throttle motor does not rotate or the motor circuit is shorted to the power supply

E15---------The throttle backup switch is in the standby position or the throttle motor circuit is open.

E16---------Proportional pressure reducing valve shorted to ground

E17---------Proportional pressure reducing valve circuit short circuit to power supply

E18---------Proportional pressure reducing valve circuit breaking

E25---------Water temperature sensor short circuit to ground

E27---------Hydraulic oil temperature sensor short circuit to ground

E31---------The engine speed signal received by the controller is different from the 10 set values of the throttle disc.

E32---------The difference between the throttle disc set value and the actual speed exceeds lOOr/min

E33---------The data output circuit is shorted to the power supply

E34---------Throttle motor action lags behind the throttle disc 2.5s

E36---------The monitor reads the signal from the controller for more than Is

E37---------Monitor RAM is not normal

E38--------- controller gets error signal from monitor

E39---------The controller itself generates an error signal

E40--------- controller memory error

E41---------The controller does not match the mechanical model

E48--------- engine stop CAT320 excavator - fault code - details are as follows:


Code number

E0---------- no fault

E1---------- engine oil pressure is too low

E2---------- engine water temperature is too high

E3----------Hydraulic oil temperature is too high

E4----------Battery voltage is too high

E5----------Generator P or W contact disconnected

E6----------The speed sensor is not installed correctly or the circuit is open circuit

E7---------- engine speed is not normal

E9----------Throttle motor feedback voltage is too low

El0---------Throttle feedback sensor circuit shorts or opens the power supply

E11---------Throttle feedback sensor shorted to ground

E12---------Throttle feedback sensor voltage is unstable

E13---------Throttle motor circuit short circuit to ground

E14---------the throttle motor does not rotate or the motor circuit is shorted to the power supply

E15---------The throttle backup switch is in the standby position or the throttle motor circuit is open.

E16---------Proportional pressure reducing valve shorted to ground

E17---------Proportional pressure reducing valve circuit short circuit to power supply

E18---------Proportional pressure reducing valve circuit breaking

E25---------Water temperature sensor short circuit to ground

E27---------Hydraulic oil temperature sensor short circuit to ground

E31---------The engine speed signal received by the controller is different from the 10 set values of the throttle disc.

E32---------The difference between the throttle disc set value and the actual speed exceeds lOOr/min

E33---------The data output circuit is shorted to the power supply

E34---------Throttle motor action lags behind the throttle disc 2.5s

E36---------The monitor reads the signal from the controller for more than Is

E37---------Monitor RAM is not normal

E38--------- controller gets error signal from monitor

E39---------The controller itself generates an error signal

E40--------- controller memory error

E41---------The controller does not match the mechanical model

E48--------- engine stop