Shengmilo MX03 - Troubleshooting

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Troubleshooting
Symptoms
Possible Causes
Most Common Solutions
1
The bike does not work
1. Insufficient battery power
2. Faulty connections
3. Battery not fully seated in tray
4. Improper turn on sequence
5. Brakes are applied
1. Charge the battery
2. Clean and repair connectors
3. Install battery correctly
4. Turn on bike with proper sequence
5. Disengage brakes
2
Irregular acceleration
and/or reduced top speed
1. Insufficient battery power
2. Loose or damaged throttle
3. Misaligned or damaged magnet ring
1. Charge or replace battery
2. Replace throttle
3. Align or replace magnet ring
3
The motor does not respond
when the bike is powered
on
1. Loose wiring
2. Loose or damaged throttle
3. Loose or damaged motor plug wire
4. Damaged motor
1. Repair and or reconnect
2. Tighten or replace
3. Secure or replace
4. Repair or replace
4
Reduced range
1. Low tire pressure
2. Low or faulty battery
3. Driving with too many hills, headwind, braking, and/or
excessive load
4. Battery discharged for long period of time without
regular charges, aged, damaged, or unbalanced
5. Brakes rubbing
1. Adjust tire pressure
2. Check connections or charge battery
3. Assist with pedals or adjust route
4. Balance the battery; contact Tech Support if
range decline persists
5. Adjust the brakes
5
The battery will not charge
1. Charger not well connected
2. Charger damaged
3. Battery damaged
4. Wiring damaged
1. Adjust the connections
2. Replace
3. Replace
4. Repair or replace
6
Wheel makes strange
noises
1. Loose or damaged wheel spokes or rim
1. Tighten, repair, or replace