Yamaha X94 Series Service Manual page 49

Diagnosis function (LCD type display unit)
2) Motor current
a. "14" is displayed in the diagnosis mode dis-
play 1 of the display unit.
b. Press the function select switch "s" of the
display unit.
c. The diagnosis data display 2 of the display
unit displays the motor output current (%)
from "0" to "100".
d. Confirm that the diagnosis data display 2 of
the display unit displays "100" when apply-
ing the rear brake and strongly pressing on
the pedals.
• "100" is displayed: good
• "100" is not displayed: If the bicycle was
ridden immediately before checking the
motor current, it is possible that the bat-
tery or the controller temperature control
is working; therefore, wait until the bicycle
cools down. If the bicycle was not ridden
immediately before checking the motor
current, recheck using a battery that is
operating properly.
• "100" is not displayed: The battery
response is weak in winter (low tempera-
tures), so use a battery that has been
stored in a heated room.
• "100" is not displayed: Replace the con-
troller assembly.
e. Press the light switch "
unit.
f. Proceed to 3) Error displays.
2-35
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ELEC
" of the display