8 - 10
–
+
ELEC
IGNITION SYSTEM
MEASURING THE IGNITION COIL
RESISTANCE
The following procedure applies to all of
the ignition coils.
• Remove the ignition coil from the cylinder
head.
• Connect the pocket tester (
Ω
×
1) to the
ignition coil as shown.
• Measure the primary coil resistance.
• Connect the pocket tester (
Ω
×
1k) to the
ignition coil as shown.
• Measure the secondary coil resistance.
• Is the ignition coil OK?
Yes
→
Good.
No
→
Replace.
MEASURING THE PICKUP COIL
RESISTANCE
• Disconnect the pickup coil coupler from
the wire harness.
• Connect the pocket tester (
Ω
×
100) to the
pickup coil coupler.
• Measure the pickup coil resistance.
• Is the pickup coil OK?
Yes
→
Good.
No
→
Replace.
Tester positive probe
→
orange (cylinder #1)
1
gray (cylinder #2)
gray/green (cylinder #3)
orange/green (cylinder #4)
Tester negative probe
→
black
2
Primary coil resistance
0.16 ~ 0.21
Ω
at 20˚C (68˚F)
Tester positive probe
→
orange (cylinder #1)
1
gray (cylinder #2)
gray/green (cylinder #3)
orange/green (cylinder #4)
Tester negative probe
→
ignition coil hole
3
Secondary coil resistance
5.0 ~ 6.8 k
Ω
at 20˚C (68˚F)
Tester positive probe
→
gray
1
Tester negative probe
→
black
2
Pickup coil resistance
421 ~ 569
Ω
at 20˚C (68˚ F)
(between gray and black)
3
1
2
Содержание YZF-R7
Страница 1: ...5FL 28199 E0 YZF R7 OWNER S SERVICE MANUAL ...
Страница 8: ......
Страница 58: ...2 20 SPEC Crankcase tightening sequence TIGHTENING TORQUES ...
Страница 72: ...3 3 CHK ADJ ...
Страница 127: ...3 58 CHK ADJ CHECKING AND CHARGING THE BATTERY Charging method using a variable voltage charger ...
Страница 128: ...3 59 CHK ADJ CHECKING AND CHARGING THE BATTERY Charging method using a constant voltage charger ...
Страница 363: ...8 27 ELEC ...
Страница 380: ......
Страница 381: ...PRINTED IN JAPAN 98 12 0 5 1 CR PRINTED ON RECYCLED PAPER YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...