How 110cc CDI Works

CDI

  A Fire wire

Hot output to coil A

For Honda copy

50-125cc 5 Pin








                                                                A Fire wire ( Output to coil)




CDI

110cc CDI


A. Output to coil



Current input from B. is stored in capacitor , released thru A. when pulse is received from E.




A. is the only output for this CDI




Voltage check
+ Pos probe on A
- Neg probe ground to engine
read 4-7 VDC pulse

No reading
Check Ground to frame
Check Disable C
Check Pick-Up E
Check hot Input from CDI B.




Coil hot and
                ground




Seen above , spade ground connector on coil is marked green
Back to CDI


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