8199-201909
Troubleshooting
E-Bike Systems
Symptom
Check
Action
The assist mode lamp
lights up in red, the
main riding display
and “ER” are
displayed alternately,
and an error
description is
indicated in the
function display.
Displays alternately
Error displays
There is a problem in the e-Bike
Systems. Turn off the power and then
turn it on again.
If the problem cannot be solved, have
your bicycle inspected by a dealer as
soon as possible.
The display unit shuts
down immediately
(approx. 4 seconds
later) after switching
the power on.
Are the bicycle’s battery
pack connection
terminals dirty?
Remove the battery pack, clean the
bicycle’s terminals with a dry cloth or
cotton swab, and then install the battery
pack again.
Traveling range has
decreased.
Are you fully charging
the battery pack?
Charge the battery pack until full (F).
Are you using the
system under low-
temperature
conditions?
Normal traveling range will be restored
when the ambient temperature rises.
Additionally, storing the battery pack
indoors (in a warm location) before use
will improve traveling range under cold
conditions.
Is the battery pack worn
out?
Replace the battery pack.
