What Is Inside a Cdi Box

A typical CDI module consists of a small transformer, a charging circuit, a triggering circuit and a main capacitor. First, the system voltage is raised up to 250 to 600 volts by a power supply inside the CDI module. Then, the electric current flows to the charging circuit and charges the capacitor.

What are the symptoms of a bad CDI box?

Symptoms could include misfiring, dead cylinders, backfiring, bizarre tach behavior, and countless other things related to how your engine’s running. The problem may get worse as the bike warms up. It might not even hold low revs at all.

How does a CDI box work?

A CDI box works via the voltage from your motorcycle battery, and the electrical load discharges in one operation, starting the ignition and combustion processes. … It takes a pulse of voltage passing through the CDI box to fire up the spark plug. These types of boxes have high spark voltage with short duration.

Alexander Ross

Alexander Ross

Gaming, Esports & Interactive Media Writer

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.

Share this article
Twitter Facebook Pinterest