71
Troubleshooting and Maintenance
Error Code Fault Diagnosis and Solution
BMS_DSG_OVER_FAULT
Discharge
overcurrent of
BMS
Discharge overcurrent of BMS:
• Restart the BMS.
• Contact the after-sales personnel of
our company.
BMS_CHG_OVER_FAULT
Overcurrent
charging of BMS
Overcurrent charging of BMS:
• Restart the BMS.
• Contact the after-sales personnel of
our company.
BMS_AFE_COM_FAULT
AFE
communication
fault
AFE communication loss:
• Contact the after-sales personnel of
our company.
BMS_MID_COM_FAULT
The
communication
between the
master and slave
is abnormal
The communication between the
master and slave is abnormal:
• Restart the BMS.
• Contact the after-sales personnel of
our company.
BMS_VOLT_SENSOR_
FAULT
Voltage sensor
fault
Voltage sampling fault of the BMS:
• Restart the BMS.
• Contact the after-sales personnel of
our company.
BMS_ID_REPEAT_FAULT
The slave
controller with
the same number
exists in the
system.
The slave controller with the same
number exists in the system:
• Restart "Black Start".
• Contact the after-sales personnel of
our company.
BMS_CURR_SENSOR_
FAULT
Current sensor
fault
Current
sampling fault of the BMS:
• Restart the BMS.
• Contact the after-sales personnel of
our company.
BMS_LINE_FAULT
The power cable
is not properly
plugged in.
Improper connection of the power
cable:
• Rewire the power cables.
• Contact the after-sales personnel of
our company.
BMS_FLASH_FAULT Flash fault
Flash fault:
• Contact the after-sales personnel of
our company.
BMS_AFE_PROTECT_
FAULT
AFE self-
protection failure
AFE self-protection failure:
• Contact the after-sales personnel of
our company.