Electric bicycle malfunction 1: Turn on the power, the controller is working normally, rotate the handle, but the motor does not rotate.
Self repair method: 1. Check if the speed control line on the right hand is loose, and if the controller or motor connector is loose; 2. Whether the left and right brake handles are powered off.
Electric bicycle malfunction 2: Riding is laborious and slow.
Self repair method: 1. Check if the brake is locked; 2. Is the inner tire pressure appropriate; 3. Whether the battery voltage is sufficient; 4. Does it exceed the limit slope or head wind.
Electric bicycle malfunction 3: short driving distance.
Self repair method: 1. Long term battery storage: Please recharge first; 2. Is the tire pressure insufficient: inflate it; 3. Check if the brakes are too tight and rub against the wheels: Adjust the brakes; 4. Whether the battery is fully charged: supplementary charging; 5. Whether encountering uphill or windward conditions: pedal assisted driving; 6. Is the temperature too cold: The battery cannot produce energy.
Electric bicycle malfunction 4: Turn on the power lock with the key, the power indicator light on the dashboard does not light up, turn the handle, and the motor does not turn.
Self repair method: 1. The fuse on the battery box is burnt out: replace the fuse; 2. Poor contact of the fuse on the battery box: Adjust the fuse tube to ensure good contact; 3. Poor contact of the contacts on the battery box: Adjust the contacts to make good contact; 4. Burnt battery box contacts: replace with new contacts; 5. Burnt electric door lock: replace with a new electric door lock; 6. Open circuit of battery leads inside the battery box: update and connect the circuit; 7. Open circuit inside the battery box: replace or repair the battery; 8. Open circuit or poor contact of the switch lock lead or contact lead: rewire.