This wiring harness is 18 gauge, which can be used to control two HID xenon ballast. In the case of the installation of two HID xenon ballast: Each light can support the maximum power of 35W. You do not need too much expertise to install the set of harness control system, it is very simple, in order to better install the wire harness system and you can save lots of time, please follow the following steps:Installing wiring harness system.Installing wiring harness system 1， Parking and closing the vehiclel. At the same time to ensure that the light has been installed, if not installed, please install the light to the desired location. 2， Removing the original light's wiring control system 3，Connecting the power wire with the light power supply power wire connector, for two lights, starting from the farthest, and make sure good seal by electrical tape. When connecting, make sure that it is not scratched by any object on the vehicle, in order to avoiding electric leakage. 4，Connecting the connector(position #1 on the diagram) to positive terminal of the battery. 5，Connecting the connector(position #2 on the diagram) to negative terminal of the battery. 6，Connecting the connector(position #3 on the diagram) to Power supply port of original car bulb 7，Fixed and tied the wiring harness system (the relay is generally tied to the position near battery, the other lines in the process of fix should avoid damage). Note: the safety of the wiring harness is controlled by fuse. Now in order to help customer choice correct fuse, we provide a fuse point calculate formula: fuse amps * 1.35 = fuse point amps. Well, we have completed the installation of wiring harness system successfully. Very Good!
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