KING-METER TECHNOLOGY CO., LT
No.15, Chenchang Road, Beichen Dist.Tianjin,300134,CN
Fax
：
+0086 022 8478 0358 Tel: +0086 022 8478 0378
8
5. Error code
When the e-bike electronic control system fails, the display will automatically report the error
code. See Table 1 for the definition of the detailed error code.
The fault display interface can only be exsited when the fault is eliminated. After the fault
occurs, the e-bike willnot be able to continue riding.
The communication between display and controller is interrupted, and the delay time is over 5
seconds.The display shows 60 seconds the communication error code, and then will shut
down automatically
Table 1: Error list
Error Code
Definition
Solution
21
Current Abnormality
Restart the display, if the problem
still have, then connect with the
supplier
22
Throttle Abnormality
Check the throttle function before
power on E-drive system
23
Motor Abnormality
Check whether the phase line outlet
is good;
Check whether the motor phase
wire is connected with the controller
24
Motor Hall Signal Abnormality
Check the cable, if the fault persists
after restarting, the supplier will
continue
25
Brake Abnormality
Check the brake sensor function
before power on E-drive system
28
Other Abnormality
Restart or update the program or
replace the controller
30
Communication Abnormality
Check whether the connection of
the instrument is intact
