Yamaha XV16ALC (1998) [402/449] Electric starting system

Yamaha XV16ATL (1998) [402/449] Electric starting system
7 - 22
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ELEC
ELECTRIC STARTING SYSTEM
YES
NO
11.Diode
Remove the diode from the coupler.
Connect the pocket tester (Ω× 1) to the
diode terminals as shown.
Check the diode for continuity as fol-
lows.
Tester positive probe
blue/white 1
Tester negative probe
blue/yellow 2
Continu-
ity
Tester positive probe
blue/yellow 2
Tester negative probe
blue/white 1
No conti-
nuity
Are the tester readings correct?
Replace the diode.
NOTE:
When you switch the tester’s positive
and negative probes, the readings in the
above chart will be reversed.
EB803405
YES
NO
12.Clutch switch
Check the clutch switch for continuity.
Refer to “CHECKING THE SWITCHES”.
Is the clutch switch OK?
Replace the clutch
switch.
EB803406
YES
NO
13.Start switch
Check the start switch for continuity.
Refer to “CHECKING THE SWITCHES”.
Is the start switch OK?
Replace the right
handlebar switch.
FAS00754
YES
NO
14.Wiring
Check the entire starting system’s wir-
ing.
Refer to “CIRCUIT DIAGRAM”.
• Is the starting system’s wiring properly
connected and without defects?
Properly connect
or repair the start-
ing system’s wir-
ing.
YES
NO
15.Decompression solenoid (thermistor)
Check the decompression solenoid for
continuity.
Refer to “SELF-DIAGNOSIS”.
Is the decompression solenoid OK?
Replace the ignitor
unit.
Replace the decom-
pression solenoid.
7

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