15. IGNITION SYSTEM ZING125
CDI Tester
Test the CDI unit using the CDI tester.
Operate the CDI tester by following the Ignition Coil
Spark
manufacturer`s instructions. Window
Connect the special connector to the CDI
coupler and CDI tester.
Switch Range Good CDI Faulty CDI
1. OFF No spark
2. P No spark
3. EXT No spark Good spark Spark Plug CDI Unit
4. ON1 Good spark No spark
5. ON2 Good spark No spark
If the CDI unit is faulty, replace it with a
new one.
Blue/White
PULSER COIL
INSPECTION
Disconnect the pulser coil wire coupler and
measure the resistance between the blue/
white and green/white wire terminals.
Resistance: 92138
Green/White
Black/Red
EXCITER COIL
INSPECTION
Disconnect the exciter coil wire coupler and
measure the resistance between the black/red
wire terminal and ground.
Resistance: 272408
15-5