niu M+, User Manual

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Troubleshooting List
Malfunction
Description
Causes Troubleshooting
Dropping
speed or
range
1. Low battery level
2. Under-inflation of tyres
3. Frequent braking and
overload
4. Battery aging or normal
capacity loss
5. Low battery capacity
resulting from low
temperature
1. Charge the battery and check if the plug
is properly plugged in and whether the
charger is damaged.
2. Check the tyre inflation
before each ride.
3. Develop good riding habits.
4. Replace the battery.
5. Normal situaiton.
Sudden stop
during a ride
Dead battery Charge the battery.
Identify the fault causes in reference to the meter panel fault codes.
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