Yamaha YZ450F(Y Owner's Manual Page 175

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3. Inspect:
• Charging coil 2 resistance
Out of specification → Replace.
Tester (+) lead → Pink lead "1"
Tester (-) lead → Black lead "2"
Charging
Tester se-
coil 2 resis-
lector posi-
tance
44-66 Ω at
20 °C (68
°F)
CHECKING THE NEUTRAL
SWITCH
1. Inspect:
• Neutral switch conduction
Tester (+) lead→Sky blue lead "1"
Tester (-) lead → Ground "2"
Result
Conductive (while gear
is in neutral)
Not conductive while it is in neutral →
Replace.
Conductive while it is engaged → Re-
place.
Set the tester selection position to "Ω
× 1".
CHECKING THE CDI UNIT
Check all electrical components. If no
fault is found, replace the CDI unit.
Then check the electrical compo-
nents again.
tion
Ω ×10
6-5
IGNITION SYSTEM

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  • nick Jan 26, 2016 10:47:
    The download is jacked up, so it's only really viewable on the site, but can't really complain since it's free.