The controller is an important electronic component of the KuKirin G3 electric scooter, helping manage power delivery and communication between key parts of the scooter. If Controller B becomes damaged or malfunctions, replacing it can help restore reliable operation.
This tutorial demonstrates how to remove and install Controller B on the KuKirin G3. Follow each step carefully and pay close attention to the cable connections during the replacement process.
Always power off the scooter before starting the repair. Check that all connections are secure before testing the scooter in a safe area.
Watch the full video below to see the Controller B replacement process in action:
