While the scooter is driving, the brakes fail and the scooter cannot be stopped.
User self-check: causes and solutions
Cause Analysis
Solution
Brake system fault
The inability to stop may be caused by a brake circuit fault, severe brake disc wear, or brake pads that need to be replaced.
Check if the brake oil is sufficient
Check if the brake pads and brake discs are worn
Check if the brake lines are leaking or damaged
If the above methods cannot solve the problem, it is recommended to contact a professional auto repair technician immediately for inspection and repair.
Motor fault
The electric scooter’s motor malfunctioned, the vehicle’s speed could not be controlled.
Check if the electric scooter has enough power. If the battery is low, it may affect the normal operation of the motor. You can try to charge it and test the motor again to see if it is working properly.
Check if the motor connection of the electric scooter is loose or damaged. If there is a connection problem, you can try to reconnect or replace the motor connection line.
Check if the motor of the electric scooter is blocked by foreign objects. If there is a foreign object blocking it, the motor may not work properly. You can clean the foreign objects around the motor.
If the above methods cannot solve the problem, it is recommended to contact a professional maintenance personnel for inspection and repair.
Battery fault
A low battery or damaged battery may also prevent the electric scooter from stopping.
Check that the battery connection is secure and make sure the connection port is not loose or dirty.
Check that the battery is fully charged. If not, connect the battery to a charger to charge it.
If the battery is old or damaged, it may need to be replaced with a new one.
If the above methods cannot solve the problem, it is recommended to contact the after-sales service center or professional maintenance personnel of the electric scooter for inspection and repair.
Speed controller fault
The controller of the electric scooter malfunctioned and could not control the speed and stop of the electric scooter.
Try restarting the electric scooter controller
If the problem persists, there may be a fault inside the controller. It is recommended that you contact the manufacturer or professional maintenance personnel for inspection and repair
Operation errors
Improper operation by the user may cause the electric scooter to be unable to stop, such as accidental acceleration.
Please refer to the instruction manual to confirm whether it is caused by improper operation.
Customer support
If you still have questions, please contact GKB customer service: service_aftersale@geekbuying.com
For engineers
Reasons for continuous running
Most electric scooter speed controllers use MOSFET transistors to control the speed of the motor. When these types of transistors burn out, they lock the power supply in the on position, causing the motor to continuously run at full speed.
Fault factors and solutions
Factors
Troubleshooting
Solutions
Speed controller fault
First disconnect the throttle from the speed controller.
If the motor stops, the throttle is faulty.
If the motor continues to run, the speed controller is faulty.
If the throttle is faulty, replace the throttle
If the speed controller is faulty, replace the speed controller.
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