Error Code Definitions - BAFANG MM G31.250 User Manual

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dn

6.6 Error Code Definitions

The MAX-C966 display can give warnings on bicycle faults. When a fault is detected, the icon
will be displayed on the LCD screen, and there will be an error code "n" in the speed display field.
Definitions of error codes are listed in the table below:
Error Code
"03" is displayed in the
field for speed display.
"04"is displayed in the
field for speed display.
"05"is displayed in the
field for speed display.
"06"is displayed in the
field for speed display.
"07"is displayed in the
field for speed display.
"08"is displayed in the
field for speed display.
"09"is displayed in the
field for speed display.
"11"is displayed in the
field for speed display.
"12"is displayed in the
field for speed display.
"13"is displayed in the
field for speed display.
"21"is displayed in the
field for speed display.
"22"is displayed in the
field for speed display.
"30"is displayed in the
field for speed display.
.........
voltage of the nth cell
Error Description
The braking system has been
applied.
The throttle has not returned
home
Throttle fault
Low voltage protection
Overvoltage protection
Motor hall signal cable fault
Motor phase cable fault
Controller temperature
sensor failure
Current sensor failure
Battery temperature fault
External speed-detecting
sensor fault
BMS communication failure
Communication failure
49
Error-shooting Method
Check whether a brake cable is stuck.
Check whether the throttle has
returned home.
Check the throttle.
Check the battery voltage.
Check the battery voltage.
Check the motor module.
Check the motor module.
Check the controller.
Check the controller.
Check the battery.
Check the installation position of the
external speed-detecting sensor.
Replace the battery.
Check the controller connectors.