niu M+ - Page 42

39
Fault Code List
Fault
Code
Meaning Causes Troubleshooting
120 Motor failure
Motor Hall Sensor failure
Contact your dealer.
Motor cord disconnected
140
Twist Grip
failure
Twist Grip Hall Sensor
failure
Contact your dealer.
191
Battery
communication
failure
BMS can't return data or
returned data is incorrect
Check the Connector is properly
plugged. Contact your dealer if
happens often.
99
Communication
Harness failure
Smart Central Controller
or Harness Assembly
failure
Contact your dealer.
71 Light Control Gyroscope failure Contact your dealer.
161 Locked bike
The bike is remotely locked
by the server.
Contact your dealer.