// General electrics
The Honda C90 Cub has a 12 volt electrical system.
Using a CDI ignition system, doing away with the older contact breaker (points)
Lights are run directly from the generator & therefore can be quite dim on engine tickover.
The battery runs the rear brake light, indicators & horn.
If any of these are not working, it is usually down to a bad battery.
Courtesy of www.fuzzibitz.8m.com & members of www.cubc90.co.uk