You don't want your left turn signal to be your right or your brake lights to be your running lights. The following trailer wiring diagram(s) and explanations are a cross between an electrical schematic and wiring on a trailer. If it still doesn’t work, you can also check to be sure if it’s a connection problem and not the wiri… A great light for your trailer, utility, Jeep, truck and more! On the vehicle side, there will be a female connector, while the trailer/RV harness will have a male connector. Apart from the risking accidents, you would be subject to some fining. left turn light: teal wire (back), from the front, bottom left pin; right turn light: on the other connector (right tail light), it is in the same place as the teal wire, but it was yellow; running lights: the green wire (back), from the front, that is the top left pin (not the empty one obviously, the one next to it) Much cleaner and easy to work on if needed. Every year I went through the same thing with my old trailer, I got fed up with it and bought a 24' enclosed, no more nightmares. It is referred to as such as the system needs a mere four wires for the trailer tail lights, turn signals and brake lights to illuminate. What I recommend doing is checking the main harness ground along with the individual grounds on each of the trailer light assemblies - making sure they're securely attached to clean, bare pieces of metal. So if I have this right, you have the connector unplugged from the trailer and the test light lights up when you turn on the running lights but the trailer's running lights do not light up when you plug it in. 2210 W Main St Ste 107, All the lights work fine, it's just the one hot circuit on the trailer. I've seen it and done it. I put a whole new plug on the trailer side since it had several in-line connectors that weren't all on very well. You can be that cool too! Ford F150 trailer tail lights do not work brake and turn do but not the running lights. CZC AUTO LED Trailer Light Bar 12V 3 Light Tail Light Bar Waterproof Red Bar Light for Tail Running Marker Light ID Bar on RV Truck Marine Boat Trailers, Stainless Steel Bracket (2 … My '07 "appeared" to be factory wired for a 4-pin trailer connection. If you are doing both lights, order 2pcs. Be sure to check with your local laws … Click hereto check out trailer testers. But, The Break and Turn signals were fine. If your trailer lights are still not working, proceed to Step 2. My trailer running lights arent working. This connector is commonly found on most light-duty trailers. I bought a truck plug & mounted to the camper. If it only has 4 posts on it, One is a ground, one is left turn/brake, one is right turn/brake, the other is running lights. How to Wire Trailer Lights: Video tutorial on how to wire trailer lights. By law, trailer lighting must be connected into the tow vehicle's wiring system to provide trailer running lights, turn signals and brake lights. Any info on this? Start on the truck with a test light, then follow the trailer wires to the lights. Just makes your camper stand out, and since we don't pull our camper, it's nice to use the lights. Also check for burned out light … Just use a larger sized drill bit or step drill and turn it by hand. All lights work when plugged into my truck. That said I would need to do this without the outside lights on. Wiring marker lights to either your vehicle or trailer is not complicated and can be performed with a minimum of tools and expertise. Campsite neighbor have some awesome lights and got you all jealous? I swapped the after market receiver out with a new one and it is still acting the same way. If you have a good repair manual, and you should, you can use the wiring diagrams inside to find the correct wire for your trailer wiring. I have wanted to do this mod, and actually just came in from trying it, but I don't have power at the trailer plug for me to cross over to the park light circuit. If all of the lights are connected on the same circuit and one of the fuses is blown, then the lights will not work. That leaves excessive resistance in the circuit in the truck. You may have to find out which holes are actually ground and which are power on your plug. The trailer running lights stopped working when hooked up my 2011 Silverado, however, the brake lights and turn signals are working fine. ← How do I keep my RV marker lights on while parked. Jun 27 2017, 11:09am. That way my trailer plug is always plugged in & out of weather. I pinched my trailer cable and blew left turn signal fuse...checked the truck fuse, ok.....done a little checking and found the separate fuses for trailer..... Re: No trailer running lights. When we were staying at Wyalusing State Park we became friends with a camping neighbor named Juan. Replaced the lights and plug and - Answered by a verified Ford Mechanic . 10% Off Trailer Single Tail Light with Bright LEDs - Jeep, Utility. Be a good neighbor and remove the fuse before bed. No switch installation required. David Roberts has been writing since 1985. Use a center drill as a pilot hole and then select the correct size for the split casing. We use cookies to give you the best possible experience on our website. We are camping friends for life and they are official members of the Let’s Camp S’more Mod Squad. Demonstrating how to turn on and off the cargo lights in a Ford F 150. Still doesn't work. Trailer 4 connector light tester shows that I am not getting power at the 2015 silverado truck plug that I need for the running lights on my boat trailer. If so, consider moving it to a screw of its own or at least move it to the stack bottom. Writer Bio . Juan used a 15 amp for his trailer. Just unplug it from your bumper and plug it into the CamperLite and see how your rig shines. Thanks! When I got this camper, a lot of the trailer wiring was a mess. Hook up your trailer to a different vehicle and see if the lights operate OK. morning, I have a 2013 1500, my trailer lights running lights do not work, turn and brake lights work, same issue when i unplug trailer lights and plug in light bar under the tailgate, I rteplaced the plug on the bumper with the factory issued one and still having the same problem, could it be a fuse problem or a short in the wiring someweres? Just take your plug and put it in the CamperLite and make your neighbors jealous of you. I put a whole new plug on the trailer side since it had several in-line connectors that weren't all on very well. Depending on whether the trailer lights were purchased as part of a kit, electrical wires may already be connected to the power leads. One simple plug-in for your trailer running lights will transform your campsite into a safe and well-lit environment for you and your family to enjoy. On the vehicle side, there will be a female connector, while the trailer/RV harness will have a male connector. It would be a wrong choice to be in traffic without running lights, brake lights, left and right lights. If the turn signals are not working, locate the fuse block that contains the circuit for them. No extra lighting to install. I'be looked through the owner's manual and taken it to the dealer and can't find it. How to install the CamperLite trailer light adapter. Follow the steps in our photo sequence to keep your trailer lights in tiptop condition. I di it myself when trying to use the test light on trucks outgoing plug. If you're not familiar with the wiring on the plugs, the easiest way to get it right, is to connect a test box to the RV connection Or, remove the wires from the RV plug, plug it in to the tow vehicle and then using a test light, turn on, say, the parking lights, find the terminal that's now lit up on the tester and install the wire for the parking/clearance lights, then go to the next set of lights and so on. It has three poles for basic functions (running lights, turn signals, and brake lights) and one pin for the ground. I did a little research and found a complete power cord that goes into a distribution box with each function having their own screw on post. Trailer is plugged into power. A multimeter is a device we use to troubleshoot electrical systems and to diagnose the sources of their faults. The test box is a little expensive - it's a Croft TTB01. No extra lighting to install. On a vehicle, this will be the wire supplying the parking lights or rear tail lights. tail lights on trailer work fine until I turn on my running lights then they go out. Matt Wright. I have the factory tow package. If your trailer lights are still not working, proceed to Step 2. No extra lighting to install. Should have been smart enough to realize if trailer running lights worked on one side they should have worked on the other side. Evidently there is a good ground connection between the tow vehicle and the trailer since the turn signals and stop lamps work; (by the way, it’s the same filament in those bulbs for both the turn signals and the stop lamps). I blew a fuse or relay somewhere in the truck. Trailer Running Lights Hack. SOLD INDIVIDUALLY in case you only need 1pc. Like this hack! Used a 15amp fuse. Well if you pull your RV behind a truck and use a standard wiring harness to turn on your running lights, we have an answer for you. 99 It has three poles for basic functions (running lights, turn signals, and brake lights) and one pin for the ground. I just bought a 2017 F150 XLT and there is no power to the right side trailer light and turn signal on the trailer 4 pin trailer plug. I have hooked up the same camper and utility trailer to my dodge durango and the running lights work just fine. This is accomplished by tapping into the tow vehicle's electrical harness to transfer power to the trailer wiring system. Some problems, such as a burned-out bulb or a bad trailer light ground wire, can be a snap to fix—others can be a real pain to diagnose and repair. Are the turn/brake signals this hack was submitted from a camping friend so we do n't have power! And can be performed with a new one and it is I can turn travel! 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