Background in Mechanical, Electronic, and Systems Engineering.
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A helpful pinout for owners of karts and ATV’s with 3-wire screw terminal switches.
If you don’t have a Crossfire model, the function of each pin is listed below so you can figure out which wire goes where.
If you find this information helpful, consider leaving a comment to help others when you figure yours out, with the name of your make/model and color coding on your vehicle’s switch.
Crossfire 150 and 150R Switch Pin-out
III.Yellow with Green Stripe
Functions of each pin
I. CDI Pin #4
III. Starter Relay (Solenoid)
Switch position function
OFF :: I and II open internally, interrupting CDI ground.
ON :: I and II close internally, allowing CDI ground.
START :: I and II remain closed. III and II close, allowing starter solenoid ground.