52
Symptom
Check
Action
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.
(Display A)
The speed is not displayed even while
riding, and the function display is flashing.
(Display X)
An assist mode lamp lights up in red and
an error description is indicated in the
function display.
Error displays
The speed sensor cannot
detect a correct signal.
Turn off the power to the
display unit and then turn it
on again.
Select the assist mode and
then ride for a short
distance.
Also, make sure the magnet
is mounted correctly on the
spokes of the wheels.
(Display A)
The speed is displayed but the function
display is flashing. (Power assist is
stopped.)
(Display X)
The assist mode indicator and function
display are flashing. (Power assist is
stopped.)
This is not a malfunction. It
is in a state that the
operation of the power
assist system is normal.
This state may occur
depending on the pedaling
strength and riding speed,
but it returns to normal
condition if it is confirmed
that the system is normal.
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53
Symptom
Check
Action
(Display A)
The main riding display and “Er” are
displayed alternately, and an error
description is indicated in the function
display.
(Display X)
The assist mode lamp will light up in red,
and the main riding display and “ER” are
displayed alternately, and an error
description is indicated in the function
display.
The problem occurs in the
battery pack. Turn off the
power and then turn it on
again. If the problem
cannot be solved, have
your battery pack inspected
by a dealer as soon as
possible.
(Display A)
The Automatic mode indicator is flashing.
There could be a problem
inside the Drive Unit. Turn
off the power to the display
unit and then turn it on
again.
If the problem cannot be
solved, have your bicycle
inspected by a dealer as
soon as possible.
(Display X)
“A:####” and “####” on the assist mode
indicator are alternately displayed.
For example, in the case of Standard mode
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Summary of Contents for PW-SE
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