18. LIGHTS/INSTRUMENTS/SWITCHES/HORN QUANNON 125 IGNITION SWITCH INSPECTION Check for continuity between the wires indicated below. Color Black Red Black/ Green Position White OFF ON STARTER BUTTON AC 110V Remove the decorative covers under the fuel tank. Disconnect the right switch wire coupler. Check for continuity between the black and yellow/red wires. Color Position Black Yellow/Red FREE PUSH Starter Button Yellow/Red Black HORN BUTTON Remove the decorative covers under the fuel tank. Disconnect the left switch wire coupler. Check for continuity between the black and light green wires. Color Position Black Light Green FREE PUSH Horn Button Black Light Green HORN Remove the steering head decorative cover. Disconnect the horn wire coupler. The horn is normal if it sounds when a 12V battery is connected across the horn wire terminals. Replace the horn if it does not sound. 18-3