Yamaha 2003 yz85, Owner'S Service Manual

Page: 460 / 506

6 - 5
– +
ELEC
IGNITION SYSTEM
CDI MAGNETO INSPECTION
1. Inspect:
●
Pickup coil resistance
Out of specification
→
Replace.
Tester (+) lead
→
White/Red lead
1
Tester (–) lead
→
White/Blue lead
2
Pickup coil
resistance
Tester selector
position
248 ~ 372
Ω
at
20 °C (68 °F)
Ω ×
100
5PA60080
2. Inspect:
●
Charging coil 1 resistance
Out of specification
→
Replace.
3. Inspect:
●
Charging coil 2 resistance
Out of specification
→
Replace.
EC628000
CDI UNIT INSPECTION
Check all electrical components. If no fault is
found, replace the CDI unit. Then check the
electrical components again.
Tester (+) lead
→
Black/Red lead
1
Tester (–) lead
→
Green/White lead
2
Charging coil 1
resistance
Tester selector
position
720 ~ 1,080
Ω
at 20 °C (68 °F)
Ω ×
100
Tester (+) lead
→
Green/Blue lead
1
Tester (–) lead
→
Black lead
2
Charging coil 2
resistance
Tester selector
position
44 ~ 66
Ω
at
20 °C (68 °F)
Ω ×
10
5PA60090
5PA60100