In The Shop: Brake Switch Failure

Common Electrical Issues Front Brake Switch We get hundreds of questions about electrical issues on Harley Davidsons. Some of the issues are common component failures like a bad ignition coil or a bad crank position sensor. Other issues are more commonly caused by incorrect installation of aftermarket components like handlebars or lighting. The most common

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How to Test a Harley Brake Light Switch

Brake Light Not Lighting Up

Having problems with a 1992 FLTHCU. The signal lights are intermittent and brake light is not lighting up. Any suggestions? I have changed all the bulbs. Via Email Get out your test light. You will need to chase some wiring. The signals & brake lights would be 2 separate issues on your make & model.

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Brake Light Stays On

Q: I hope you can lead me in the right direction. I recently replace the throttle grip on my Heritage but now the brake light stays on and won’t disengage. It’s stays on constantly, I tore it down and tried to find the problem four times now with no luck. I hate to have to

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