PIAGGIO MP3 500 i.e. SPORT Service Station Manual page 120

MP3 500 i.e. SPORT Business_LT_ ABS-ASR_EU_USA
Electrical system
(2015)
g - The activation cycle of the new battery lasts for
30 minutes after the ignition of the recharge LED
has taken place
h - Disconnect the clamps from the battery and
check the voltage, if voltages are detected of less
than 12.8 V, proceed with a new recharge of the
battery starting from point c of the recharge pro-
cedure of the new battery, otherwise go to point i
i - The battery is now completely activated, disconnect the battery charger from the fuel supply grid,
disconnect the clamps from the battery and proceed to fitting the battery on the vehicle.
Phonic wheel
It is a magneto-resistive sensor with an integrated
circuit inside. It sends a current signal with two
levels according to the position of the tone wheel
to the control unit. The continuity test or measuring
the electric resistance is not possible, as if this type
of sensor is not connected to the control unit and
so an open circuit is supplied.
Operation check: Con-
nect the oscilloscope
and turn the wheel by
hand; an electric signal
with a voltage square
wave appears, as the
one in the figure, after
having selected the cor-
rect scale for the hori-
ELE SYS - 120