hello all new here, i did an engine swap from 3.5L eco boost to 5.0 L changed the PCM, BCM, and the wiring harness for the engine compartment. the plugs on the harness for the headlights has 3 pins ,need 4 pin plugs. I cut the 4 pin plugs off the old harness and installed them as per this pic. i only have low beans , and no tail, brake, and signal lights. hope someone can help me out . the wires on both plugs Thanks