Electric Scooter Troubleshooting
Kaiju: Error Codes & Solutions
Tap an error to view the description and what to try.
Description
The controller cannot communicate with the rear drive.
What to try
- Check integrity of the communication cable
- Inspect for broken or damaged wires
- Reseat connectors
- Check for bent pins
Description
The controller cannot communicate with the front drive.
What to try
- Check wiring for broken connections
- Inspect connectors
- Check for corrosion or damaged pins
Description
The finger throttle is not sending a valid signal.
What to try
- Replace the finger throttle
Description
The controller cannot read front motor hall signals.
What to try
- Inspect motor hall wiring
- If no wiring issues are found, replace the motor
Description
The controller cannot read rear motor hall signals.
What to try
- Inspect motor hall wiring
- If no wiring issues are found, replace the motor
Description
The controller detects low battery voltage and enters protection mode.
What to try
- Check battery voltage
- Fully charge the battery
- Test again
- If battery voltage is normal but the error persists, replace the controller
Description
The front controller detected excessive current or possible MOSFET short.
What to try
- Power off the scooter
- Restart after 30–60 seconds
- If the error persists, replace the controller
Description
High-speed riding or sudden obstacles caused high resistance, triggering protection mode.
What to try
- Restart the scooter
- Rotate the motor manually to reset
- Avoid riding if the error returns
Description
Both controllers detected abnormal current draw.
What to try
- Restart the scooter
- If unresolved, inspect or replace both controllers
Description
The brake handle hall switch is not properly closed.
What to try
- Check the brake handle hall switch
- If no fault is found, replace the brake handle
Description
Rear drive draws abnormal current during startup.
What to try
- Remove and reinstall the rear drive battery
- Restart the scooter
- Replace the rear controller if unresolved
Description
Front drive draws abnormal current during startup.
What to try
- Remove and reinstall the front drive battery
- Restart the scooter
- Replace the front controller if unresolved
Description
The front motor is mechanically blocked or overloaded.
What to try
- Push the motor to reset
- Replace the controller or motor if the issue persists
Description
The rear motor is mechanically blocked or overloaded.
What to try
- Push the motor to reset
- Replace components if necessary
Description
Both motors detected a blocking condition.
What to try
- Inspect both motors and controllers
- Follow standard motor blocking troubleshooting steps
Aurora: Error Codes & Solutions
Tap an error to view the description and what to try.
Description
The scooter detects a fault on the main communication line.
What to try
- Inspect the integrity of the communication line wiring
- Check wiring between display and controller
- Reseat connectors
- Check for loose plugs or moisture
Description
The throttle signal is abnormal or out of range.
What to try
- Check throttle connector and wiring
- Ensure plugs are fully seated
- Replace the finger throttle if necessary
Description
The controller cannot read the motor hall sensor signals.
What to try
- Check the integrity of the motor hall communication wiring
- If no abnormalities are found, replace the motor
Description
Battery voltage is below the safe operating threshold and protection is active.
What to try
- Check if battery voltage is low
- Fully charge the battery and test again
- Test with another battery if available
- If battery power is normal and the error persists, replace the controller
Description
The controller detected excessive current, possibly due to an internal MOSFET short or high resistance load.
What to try
- Power off the scooter and restart
- If the issue persists after shutdown, replace the controller
- During high-speed riding, potholes or stalls may trigger protection mode, which clears after shutdown and restart
Edgerunner: Error Codes & Solutions
These codes are from the Edgerunner settings-menu controller/display.
Description
No faults detected and the system is operating as expected.
What to try
- No action required
Description
Battery voltage has dropped below the safe operating threshold, triggering under-voltage protection.
What to try
- Fully charge the battery
- Test again after charging
- Replace battery if the issue persists
Description
The controller cannot correctly read the motor hall sensor signals.
What to try
- Check motor hall communication wiring
- Inspect connectors
- Replace the motor if no wiring issues are found
Description
The throttle is not sending a valid signal.
What to try
- Check throttle wiring and connector
- Reseat plugs
- Replace the throttle if necessary
Description
The controller detected a fault or excessive current, triggering overcurrent protection.
What to try
- Power off and restart the scooter
- If the error persists, replace the controller
Description
The display is not receiving data from the controller.
What to try
- Check communication wiring between display and controller
- Reseat connectors
- Inspect for damaged wiring
Description
The controller is not receiving data from the display.
What to try
- Check communication wiring between controller and display
- Reseat connectors
- Inspect for loose or damaged plugs
Still stuck? If the error persists after trying these steps, stop riding and contact our support team so we can help or arrange a repair.