Error Code List - King-Meter JUST TWO User Manual

8.10 Error code list

When the electric system is working wrongly, display will show error code. Only when the faulty
is fixed, it will exit faulty working interface, the Ebike can't be ridded after failure.
Error code list and definition：
Error code definition
21 Abnormal current
22 Throttle defect
23 Lack of motor phase
Abnormal hall sensor of
24
motor
25 Brake defect
Error code window
solution
check whether 3 phase are short circuit
check whether throttle go back to initial stage
check whether wire layout is ok
check whether phase wire is connected with controller
properly
Controller without hall：check layout of phase wire
controller with hall：check layout of phase wire
check whether the brake go back to normal position before
power on