2
3
TrOUBLEShOOTING / dIAGNOSTIC GUIdE
Motor sounds like it engages, but does
not move
Listen for clicking inside the motor
when actuated.
Display does not turn ON
Check cable connectors.
Charge batter
y for at least 4-6 hours.
Check batter
y voltage with multi-meter
.
Replace controller as needed.
Inspect the charger lights are operating
properly
.
Inspect both charger ports for damage.
Check batter
y lead wires and controller
connections.
Display turns ON but motor does not
engage through pedal assist
Check motor connections in controller
area.
Inspect torque sensor for damage or
faulty connection.
With multi-meter
, check voltage from
controller lead to motor
.
Display turns ON but does not engage
through throttle
Check motor connections in controller
area.
Check cable connections from throttle
for damage.
Inspect torque sensor for damage or
faulty connection.
With multi-meter
, check voltage from
controller lead to motor
.
Replace throttle as needed .
Display does not turn ON, but motor
engages
Check cable connections in controller
area.
Check cable connections within display
unit.
Replace dash as needed.
Replace dash as needed.
Brakes fail to cut motor when engaged
Check wires for damage.
Check controller connections.
Replace brake switch handles as
needed.
Replace controller as needed.
Replace motor as needed.
Motor engages and operates with
abnormal noise
Check connectors and controller
.
Check motor
, wheel/axle for damage.
Replace controller accordingly
.
Replace motor
, wheel/ axle.
Motor does not engage and has
abnormal noise
Check connectors and controller
.
Check motor
, wheel/axle for damage.
Replace controller
.
Replace motor
, wheel.
Motor wheel wobbles
Check motor/wheel/axles/spokes for
damage.
Replace motor
, wheel accordingly
.
Display malfunction
Check connectors at controller
.
Check connectors at display
.
Check display and cables for damage.
Replace controller
.
Replace display
.
Replace display
.
Throttle malfunction
Check throttle cable for damage.
Check connectors at controller
.
Replace throttle.
Replace controller
.
Batter
y charger malfunction
Check for good quality AC power
, and
no extension cord usage.
Replace batter
y charger
.
LED headlight malfunction
Check LED cable for damage.
Replace LED.
Batter
y malfunction
FULL status: batter
y does not power
up bike.
EMPTY status: batter
y does not accept
charge.
Batter
y is frozen: Do not attempt to
recharge a frozen batter
y.
Check charger
.
Check charger
.
Replace batter
y.
Replace batter
y.
Servicemanual_101212.indd 2-3
10/12/2012 12:25:44 am
