Now is a good time to see if the underside of your car has any way of securely attaching the led strips including bolts brackets or other small openings. Set the led strip underneath your vehicle.
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How to connect led lights to car. To connect your led strip lights you can either use a connector for easy attachment or you can solder the wires to the strip which carries more current and creates a more stable connection. Depending upon where you decide to add your lights your design will vary. How to connect led lights to a car step 1. Open the trunk of your car and look for the wiring harness that leads to the rear lights. They are the connectors to your led light bar. Run them to where your light bar is.
Whichever method you choose make sure you cut your light strip along the designated cut points to ensure your lights will work if necessary. Move the wire from the resistor to the negative terminal of the battery to a good grounding point on the cars frame. This way the led will light only when the switch is engaged. You may have to use a. Use a high quality glue for attaching to under dash plastic panels use wire ties to fasten light strips to vehicle wiring bundles or dashboard brackets. Remove the existing accessory fuse from the fuse panel.
Hook up the connector wires to your light bar red to red and black to black. Measure the available space for each light strip leaving at least 15 of space in any location which will. For that reason i recommend the two methods i mentioned earlier. When everything is in place go back to your light bar brackets and adjust the light bars angle. Secure the led strip with zip ties. Place the fuse in a fuse adaptor and insert the fuse adaptor back into the original fuse spot.
Disconnect the negative cable from your cars battery. Identify the earth wire feeding into the rear lights. 3 connect the other end of the fuse adaptor to the lights power box. Add tiger paw screw terminal connectors to the end. To connect an led to a pre existing switch run the power wire to the power side of the switch and not the battery.