Koga E-BIKE ION - Manual (Page 44)

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Message Diagnosis Solution
E20 Service needed Please contact your dealer.
E21 Motor current regulator The assistance is adjusted by
heavy use.
E22 Problems while charging Turn the lights on/off and wait
for 10 seconds.
Reconnect the battery
charger.
Go to the dealer if the
message reappears.
E23 Serial number motor
incorrect This battery pack has not
been installed on the bicycle.
If this is not the case, please
contact your dealer.
E30 No communication with
torque sensor Turn on the pedal assistance
and check if the battery pack
is placed correctly.
E32 Battery electronics are
too warm. Let the battery pack cool
down and switch on the pedal
assistance again.
E34 Control unit does not
support accessories Please contact your dealer.
E35 No communication with
throttle Check whether the plug of the
throttle is placed well in the
control unit and place the
display again.
E99 Service software
installed, replace bicycle
software Please contact your dealer.
E0122 Problems during charging
the Range Extender Turn the lights on/off and wait
for 10 seconds.
Reconnect the battery
charger.
Go to the dealer if the
message reappears.