Follow these guidelines and make it right! Use the 7-pin connector anyway see below , and just leave out the last 2 wires. Other people suggest splitting the wires near the tongue, then routing down both sides — Right and Left specific. It also keeps the wires all in one group as they traverse along the tongue so they are easier to protect. Check out or trailer wiring diagrams for a quick reference on trailer wiring. This photo shows an ideal way to handle trailer wires. Trim about an inch off the insulation of the new wire. As the name implies, they use four wires to carry out the vital lighting functions.
The 5-Pin flat connector above is nice for easy handling, but if your vehicle already has a 7-pin, just use it. Match the functions, not the colors. Disconnect the wiring from the taillight and set the taillight assembly aside. Give us a try and. While the flexible sealed conduit nestles in and secures to the frame, it protects the wires from snaggs and from weather. To properly make the connection use the following steps: Trim back the insulation on the existing wire. We are going to do our best to simplify that, mainly with a good, color coded diagram.
Connect the ground cable to the negative battery terminal, then tighten it. Remove the right taillight assembly and disconnect the wiring harness. That is the green stuff that forms when oxygen from the air or water come in contact with copper. We choose to discuss this 7 wire trailer wiring kit picture on this page just because based on information from Google engine, It is one of many top searches keyword on google. Attach the black wire to the upper-left terminal. Most new vehicles equipped with a tow package have connectors.
Make sure your ground wire, which is typically white, is securely attached to the frame on both the truck and trailer side. Identify the power supply wire for the running lights and the right-turn signal. Be sure the car wires match functions of the trailer. Moore is a state of Michigan-certified mechanic and is pursuing an Associate of Arts in automotive technology from Lansing Community College. Tighten the screw at the left-center terminal. Some also have side markers and running lights.
Don't really want to be running extra cables and looms if I don't have to. Then just link the blue wire to one of the side light pins in the plug and hey presto. Extrapolate the same expansion for additional axles. Some requirements need them, and some do not. Attach the blue wire that came with your 7-wire plug to this blue wire.
Better yet, use a purple wire and label it. The 2 added pins are for Auxiliary Power and Back-up Lights. Wiring a 7-pin plug on your truck can be a little intimidating when you are looking at it from outside the box. For a large enclosed trailer with lots of running lights, consider a larger gage. Having the wires backwards will cause problems. Just a little hint on the use of the scotchlock connectors.
Not sure which wires attach to what on your trailer connectors? Many styles of brake controllers are available, so find one that works for your vehicle. Mount the plug, secure the wires and reconnect the battery. You can also find other images like images wiring diagram, images parts diagram, images replacement parts, images electrical diagram, images repair manuals, images engine diagram, images engine scheme, images wiring harness, images fuse box, images vacuum diagram, images timing belt, images timing chain, images brakes diagram, images transmission diagram, and images engine problems. If a trailer has brakes, then it needs a connector with at least 5 pins. Hold the purple wire between the mounting plate and the center terminal and hold the yellow wire between the mounting plate and left-center terminal.
Size: The Brown wire only feeds power to lights, so size it for the power requirements of your lights. Gellery Of Latest 7 Way Plug Wiring Diagram Trailer Pin Tractor Wire Online. We thank you for your visit to our website. The ground wire should be large enough to handle the entire load, do not depend on grounding through the ball. Hold solder against the top of the joint. Make sure you get the information you are looking for.