Yamaha PW SYSTEM Manual page 81

Symptom
(Display A)
The main riding display and "Er" are
displayed alternately, and an error code is
indicated in the function display.
(Display B)
The speedometer and "Er" will be shown
alternately, and an error message other
than errors relating to the battery pack will
be shown on the function display.
Check
The problem occurs 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.
81
Action