KYMCO Downtown 300i ABS, Service Manual

Page: 219 / 263

17. IGNITION SYSTEM
17-4
Downtown 300I ABS
A .C. GENERATOR INSPECTION
CRANK POSITION SENSOR INSPECTION
Remove the seat and met-in box.
Disconnect the Crank Position Sensor Wire
Coupler.
Measure the resistance between the
blue/white and green/white wire terminals.
Blue/Yellow
～
Green/White 115
Ω±
15
Ω
TILT SWITCH
INSPECTION
Support the scooter level surface.
Put the side stand up and engine stop switch
is at “RUN”.
Turn the ignition switch to “OFF”.
Remove the screws, washers and tilt switch.
Place the tilt switch vertical as shown at the
ignition switch “ON”. Measure the voltage as
below.
Terminal Standard
Violet/Red (+) –
Green/Pink (-)
5 V (ECU voltage)
Black/Blue (+) –
Green/Pink (-)
0.4
～
1.4 V less
Incline the tilt switch 65±10 degrees to the left
or right at the ignition switch “ON”. Measure
the voltage as below.
Terminal Standard
Violet/Red (+) –
Green/Pink (-)
5 V (ECU voltage)
Black/Blue (+) –
Green/Pink (-)
3.7
～
4.4 V
If repeat this test, first turn the ignition switch
to “OFF”, then turn the ignition switch to “ON”.
Crank Position Sensor Wire Coupler
This test is performed with the stator
installed in the engine.
＊
Do not disconnect the tilt switch
connector during inspection.
The capacity of battery must be fully
charged.
＊
Connector
Tilt Switch “UP” Mark Screws