Yamaha FZ09E - Checking the Ignition Coils; Checking the Ignition Spark Gap

unit terminal as shown.
c. Ch
ec k t he relay unit (diode) for co ntinuity.
d. Ch
ec k t he relay unit (diode) for no continuity.
EAS2$1 00
CHECKING THE IGNITION COILS
The follow
in g procedure app li es to a ll of the ig ni -
tion
co il s.
1. Ch ec k:
•
Pr imary co il resistance
Out of specification
-> Replace.
Primary c oil re sis tan ce
1.1 s- 1.61 n
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a. Remove the ignition co il from the spark plug.
b. Connect the pocket tester
(0 x 1) to the ig ni -
tion co
il as shown.
Pocket t es ter
90 8 90 -03 11 2
An al og p oc k et te ster
YU -03112-C
• Positive tester probe ->
red/black "1"
• Negati
ve tester probe ->
Cyli nder - #1 ignition co il
orange "2"
Cylin
der -#2 ignition co il
gray/red "2"
Cy lin der -#3 ignition coil
orange/green "2"
c. Measure the primary co
il resistance.
••••••••••••••••••••••••••••••••
2. Check:
• Secondary coil resistance
Out of specification
-> Replace.
ELECTRICAL COMPONENTS
S ec o ndary co il re sistance
9.35- 12.65 kn
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a. Co nnect the pocket tester (n x 1 k) to the ig-
nition coil
as shown.
Poc ket t es ter
90890-03112
An a log po cket te st er
YU -03112-C
• Negative tester probe ->
red/black "1"
• Positive tester probe
->
spark plug terminal "2"
D
-§ +
b. Measure the secondary co il resistance.
....,..,.
CHE CK ING THE IGNITION S PARK GAP
1. Ch eck :
• Ignition spark gap
Out of specifi
ca tion -> Perform the i gn ition
system troubleshooting, starting with step
5.
Refer to "TROUBLESHOOTING" on page
8-4.
Mini mum ig ni tio n spark gap
6.0 mm (0. 24 in)
TI P ~~~~~~~~~~~~~~
lf the ignition spark gap is within specification,
the ignition system circuit is operating norma
ll y.
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a. Remove the ig ni tion co il from the spark plug .
b. Co nnect the ignition checker "1" as sh ow n.
Ig ni tio n c he c ke r
90890-06 75 4
Oppama p et -40 00 s park c he c ker
YM -344 87
8-100