The speed indicator light flashes intermittently to provide diagnostic
information. For details please refer to the following table:
Diagnostic
code
Diagnosis
Description
Recommended solving
methods
Single Slow
Flash
Hall malfunction of
left motor
Check the the welding situation
of connection device of the left
motor or check the internal hall
component. Call a service
company for help.
Two Slow
Flashes
Hall malfunction of
right motor
Check the the welding situation
of connection device of the right
motor or check the internal hall
component Call a service
company for help.
Three Slow
Flashes
Malfunction of
battery or charger
Try re-charging
Check for loose connections
Battery or charger may need
replacing
Four Slow
Flashes
malfunction of left
motor
Check the left motor connection
Check power wire &
connections
Five Slow
Flashes
malfunction of right
motor
Check the right motor
connection Check power wire &
connections
Six Slow
Flashes
malfunction of left
brake
Check the left brake connection
Check power wire &
connections
Seven Slow
Flashes
malfunction of right
brake
Check the right brake
connection Check power wire &
connections
Eight Slow
Flashes
Malfunction of
controller
Please contact your dealer
Nine Slow
Flashes
Communication
error
Check electrical coupler
connection Check power wire &
connections
Four Fast
Flashes
Over current of left
motor
Releasing the rocker can
eliminate the malfunction. Call
a service company for help.
Five Fast
Flashes
Over current of right
motor
Releasing the rocker can
eliminate the malfunction. Call
a service company for help.
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