5.Fault codes
E1 => Keep the throttle pressed to prevent it from spinning
E2 => Brake handle is pressed when turning on the scooter
E3 => Accelerator line is not connected
E4 => Brake line is not connected
E5 => MOS failure or Motor is short circuit.
E6 => Motor hall failure
E7 => Communication failure
6.Assembling the device
Step 1. Fix the steering rod and
Step 2. Set handle bars vertical; open the parking bridge
Step 3. Using Hex wrench to tighten the bar
Step 4. Testing the power finish packing switch
power after the handle assembling with screws