Check whether the motor phase wires are damaged or have other damages, Replace the controller.

E3 means the electronic brake error, Check whether the electronic brake of the brake handle is damaged. If there is no problem such as being stuck when starting up, replace the brake handle with a new electronic brake.

E5 means low-voltage protection, when E5 shows up, pls charge the scooter for a while, then the E5 will disappear automatically, if the E5 still exists after charging, then pls replace the battery.

1. Check if there is an abnormality in the connector between the instrument panel and the main communication cable. Try to unplug and replug it. Check the connector between the controller and the main cable and try to unplug and replug it.
2. If the problem cannot be solved, please replace communication cable.

The supply voltage is higher than the maximum supply voltage of the controller, please replace battery.

Please replace controller.

1. Please check the cables on the dashboard first. check the plug-in for slanting and loosening, and then replug it again.
2. Remove the bottom cover and ensure that all wires from the controller are securely connected. And reconnect if necessary.

*If the problem cannot be solved, please replace the instrument +controller to solve the problem. (need the same model)

Motor Phase Current Sensor Fault, Check the line of the phase line of the controller or motor. Please replace the controller.

Here are steps to Troubleshooting:

1. Check whether the accelerator is completely reset, You can try pressing the accelerator several times to make it completely to its original position.
2. Pull out the electronic accelerator cable then replug it, and restart.

If the problem cannot be solved, please replace accelerator.

Here are steps to Troubleshootig:

1. Check whether the brake handle is completely reset, You can try pressing the brake bar a few more times to fuly retum it to its original position.
2. Pul out the electronic brake cable then replug it, and restart lf the problem stil esists, it can be solved by replacing the brake lever.

E16 indicates whether the Hall connector of the motor and controller is loose or detached. If it is loose, repair the connection. If E16 still shows, please replace with a new motor wheel.