Opening your garage door with your light switch: Difference between revisions
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The wiring is very simple. One low beam and one ground run from the headlight to the relay. Two other wires go between the relay and the opener. The relay acts as a switch, and when it gets 12 volts it completes the circuit and activates the opener. | The wiring is very simple. One low beam and one ground run from the headlight to the relay. Two other wires go between the relay and the opener. The relay acts as a switch, and when it gets 12 volts it completes the circuit and activates the opener. | ||
As for connecting the relays, you may have to solder them, or some may use crimp connectors. The back of the relay box should contain information about the circuits and connection points. | As for connecting the relays, you may have to solder them, or some may use [[I want emergency/hazard flashers|crimp connectors]]. The back of the relay box should contain information about the circuits and connection points. | ||
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Note: There have been a few reports of intermittent problems with wire taps. Other methods you may consider are [[Soldering 101|soldering]], [[Installing connectors for your wiring|Molex connectors]], or crimp or bullet-type connectors, such as the ones used for the front signals. | Note: There have been a few reports of intermittent problems with wire taps. Other methods you may consider are [[Soldering 101|soldering]], [[Installing connectors for your wiring|Molex connectors]], or [[I want emergency/hazard flashers|crimp or bullet-type]] connectors, such as the ones used for the front signals. | ||
Using rather long wires to connect the tapped headlight to the garage door opener enables you to pick and choose the location for the remote. | Using rather long wires to connect the tapped headlight to the garage door opener enables you to pick and choose the location for the remote. | ||