Normally the bode brake light switch is in the same front brake handle, next to the brake fluid boat box, there must be a piece with two finite cables that are curled at the hand of the handle.
In the case of the rear brake, the brake lever usually has the brake switch attached, so that or pull the switch through a fine grind, or press it when you step on the brake lever, look for the switch surrounding the lever because it does not have to walk away.
Another system that also use some motorcycles is to put the switch on the tip of the rear brake pump, so that it is activated by hydraulic pressure when you step on the brake lever. In that case, the bomb of which two fine corses leave.
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