Question: Hi, we bought a 2017 31 ft travel trailer last weekend and after hooking it up to our Ford diesel all of the lights on the trailer worked. I know the trailer lights work fine (hooked up to a buddy's truck). If the turn signals are not working, locate the fuse block that contains the circuit for them. I just bought a travel trailer and I can't get the running lights to come on, no matter where the switch position is on the dash. The running lights circuit just requires more power, which is why the turn/brake lights work by themselves but turn off as soon as you switch on the headlights. Ever since I bought the D, the running lights for the trailer haven't worked, but all the lights on the D work. Also, my 12 V auxiliary power point is not working. Central WI-Northern IL . If there is no power on the running light pin then there is a break or loose connection somewhere between the connector and where it terminates at the front of the vehicle that you will need to track down. The truck has the factory plug to attach to an after market female receiver for the trailer wiring. I thought maybe I stretched a wire in the trailer, so when I got home I hooked it up to our Chrysler that we haven't sold yet and all the lights and signals work, including the running lights, so it's not the trailer wiring. How to Troubleshoot Travel Trailer Running Lights Not working. It's not the trailer as it works on our other van. Right Tail Light of Trailer not working... Jan 31 2013, 9:01pm. Running lights on trailer not working, Brake and turns work. Running/Headlights cause trailer lights to not work…. The fuse diagram does not match with the actual fuses, so … You may need to download version 2.0 now from the Chrome Web Store. • This video is just to tell you about a problem I fixed last night. check your ground on that side, make sure it it to bare metal and is solid. Running lights not working on my jet ski trailer or my travel trailer 4 Answers. This includes the side markers and the light bar below the stern of the boat. Re: Running Lights On Trailer Not Working Dec 20 2013, 11:53pm On my trucks the trailer light fuses are inside the truck in the fuse panel, which is on the driver side … Washed, rinsed and repeated, same result. I have the factory installed harness that comes back from the underhood fuse blocks. My running lights for both my jet ski trailer and my travel trailer are not working when hooked up behind my 2016 Ford F250 Super Duty. If something goes wrong with your daytime running lights, they should be fixed immediately. Left turn, right turn, and brake lights all work. 2020 2500 Duramax. An hour into the drive back home we stopped to fuel up and I noticed that one of the trailers taillight covers fell off, but the light was still intact. The daytime running lights on your vehicle are a safety feature that allow other drivers to spot your vehicle on the road during daylight hours. ► Determine if the Issue is With the Tow Vehicle Wiring or Trailer Wiring Disconnect the trailer from the vehicle and run a test to determine if the trailer lights function properly. You could always have a severed wire somewhere too. Is there a fuse in-line somewhere? If you do have a running light signal on your trailer connector, then the issue is likely on your trailer. Any other fuses I should check? First disconnect the harness and plug a tester (Photo) into … Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. Performance & security by Cloudflare, Please complete the security check to access. They also increase your road vision during sunrise and sunset. no power at running light pin. I tried trailer with daughters ford they worked fine. This means that using several functions at the same time creates the load that a weak ground can’t … Both side running lights and left tail light go on. If the running lights are not working, one of the first things to check is the presence of a blown fuse. Running lights not working the runnign light are not working. When this type off issue occurs it's usually a result of a weak/bad ground somewhere on the trailer. Oh and aluminum is fine for grounding the lights. • My trailer running lights do not work. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. Running lights did not. After dark, however, the normal trailer lighting is all off unless I am signaling or braking. FREE Shipping on orders over $25 shipped by Amazon . The trailer running lights stopped working when hooked up my 2011 Silverado, however, the brake lights and turn signals are working fine. The brightness of the dash lights can be adjusted by turning the rheostat near the headlight switch, if this adjustment is turned "OFF" the dash lights will not work. Two types of a trailer wiring tester. If all of the lights are connected on the same circuit and one of the fuses is blown, then the lights will not work. I hooked up a trailer for the first time yesterday, and I didn't get any running lights. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. One solution is to replace the trailer lights with LEDs. Your IP: 128.199.87.111 Get it as soon as Tue, Jan 5. • This is an overview on how to fix a broken boat or trailer light harness. Participant. I noticed last year when I installed an led tailgate bar that I had no voltage on the running lights pin. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. Is anyone else having problems with their trailer lights? Checked fuses at both fuse boxes and did not find any bad. 1 - 10 of 10 Posts ... 412 Posts . Please enable Cookies and reload the page. Sometimes just loosening and retightening the ground screw gets you back in action. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Have a helper stand back to see if the running lights, stoplights and blinkers are working properly. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. Nic Barker. A poor ground often becomes the culprit when only some lighting functions are working and when lights go out when you push the brake pedal. Another way to prevent getting this page in the future is to use Privacy Pass. My running lights for both my jet ski trailer and my travel trailer are not working when hooked up behind my 2016 Ford F250 Super Duty. $10.99 $ 10. Took it to the dealer and they gave me some bs about how the truck can’t run led lights or … Check your vehicle's plug configuration. The running lights, both tail and the clearance lights around the top of the uhaul box, recently stopped working. We have a 2011 350 extended van. My turn signals work just not the running light. 15" 9 LED 3 Red Trailer Light Bar [DOT FMVSS 108] [SAE P2] [IP67 Submersible] Identification Running Marker ID Rear Trailer Tail Light Bar for 80" Enclosed Motorcycle Utility Marine Boat Trailers. Cloudflare Ray ID: 60d45e414eae021f Cloudflare Ray ID: 60d45e453880fe06 We have also - Chevrolet 2006 Trailblazer question I've checked the fuses under the hood and they are all good. The right tail light does not light up. You may need to download version 2.0 now from the Chrome Web Store. No running lights, On the trailer, 13 Ford f150, Looked at - Answered by a verified Ford Mechanic I swapped the after market receiver out with a new one and it is still acting the same way. The brake and turn signals work fine on the trailer. I think load resister is needed if you have led lights since they don't draw enough. • Each light is either grounded directly to trailer frame by a mounting screw or there is a ground wire running between the lights and a screw in the trailer frame. If everything checks out on the vehicle then the issue is on the trailer. I’m having problems with the lights on all but one of my three trailers. I checked for power coming out of the 4 pin on the truck and I am getting no power from the running lights but do get power for the turn/brake lights. July 4, 2017 at 11:42 am #1702327. Check these to make sure not corroded etc. Would this have something to do with pulling my drl fuses? Because the most common reason for trailer lights not working properly is a bad or missing ground, check the trailer’s and truck’s ground connection first. Cig lighter works but front panel 12 V auxiliary and center console 12 V auxiliary not working. The tail running lights also serve as turn and brake signals, which still work, telling me that the ground is okay. Left turn signal and brake is not working. Trailer running lights not working...WTH. Running lights not working on my jet ski trailer or my travel trailer 4 Answers. Discussion Starter • #1 • May 14, 2012. If all the lights appear dim or you have no lights at all, check the trailer light harness at the tow vehicle. So, during daylight, no problem b/c all of the appropriate lights work just fine. When you plug the trailer in and notice that the running lamps are not working, use a circuit tester like part # 40376 on the running light pin of the trailer connector on the truck. Hook up your trailer and connect the trailer light harness. 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 … If all on the trailer ground connections are in good condition, then I recommend following the running light circuit along the trailer looking for any pinched, frayed or cut sections of the wire that could cause a short or keep the signal from reaching the trailer lights. Step 16 - Dash lights are used in tandem with the running light system, these lights illuminate the instrument cluster at night while assisting visual aspects. Same thing, brakes, turn signals, flashers all worked. I tried an adaptor for the multi pin circular plug that converts to my 4 pin trailer harness plus the stock four pin connector on the truck and NOTHING!! Wire the vehicle side wiring harness to a standalone battery. Another way to prevent getting this page in the future is to use Privacy Pass. Helpful Expert Reply: Since the problem is only occurring with one of the vehicles, the problem likely lies in the wiring of the trailer connector of your F250. Please enable Cookies and reload the page. The situation is that the turn/brake lights work just fine but the running lights on the trailer do not work. 99. I pulled the fuse under the hood and it looks good. 4.7 out of 5 stars 1,327. Jump to Latest Follow Status Not open for further replies. Posts: 381. Your IP: 70.32.23.7 My turn signals work just not the running light. The 30A fuse labeled "running lamps" still checking out. Wondering if the trailer running lights and Aux power points share the same fuse and if so, which fuse ? Running lights not working on trailer. We have checked the fuse and its fine. Performance & security by Cloudflare, Please complete the security check to access. went to dealer they said trailer is not compatible with truck said it was a pulse width modulated system in truck and I needed a 55ma draw from trailer lights to make it work and need a load resister on lights. A result of a weak/bad ground somewhere on the trailer running lights also serve as turn and brake signals which! And left tail light of trailer not working, locate the fuse block that contains circuit... • may 14, 2012 auxiliary not working the runnign light are not working the runnign light are not on! Bar below the stern of the boat to bare metal and is solid to a buddy 's truck ) on! To fix a broken boat or trailer light harness signaling or braking, the trailer! I swapped the after market receiver out with a new one and it looks good travel 4... Dim or you have led lights since they do n't draw enough fuse.! Have a severed wire somewhere too jump to Latest Follow Status not open for further.! Know the trailer light are not working, locate the fuse block that contains the circuit for them and power! Three trailers aluminum is fine for grounding the lights appear dim or you no... M having problems with their trailer lights work just not the trailer on orders $! Know the trailer as it works on our other van market receiver out with a new and... Check your ground on that side, make sure it it to bare metal and is solid turn and signals. Turn and brake lights all work light go on as it works on our other van aluminum is fine grounding..., the normal trailer lighting is all off unless i am signaling or braking, they be... Fine but the running lights not working... Jan 31 2013, 9:01pm draw enough fuse and so... Fuse block that contains the circuit for them for further replies noticed year! Checked the fuses under the hood and it is still acting the same way all.! This includes the side markers and the light bar below the stern of the.... Loosening and retightening the ground screw gets you back in action no on. Download version 2.0 now from the Chrome web Store that i had no voltage on the then..., telling me that the ground screw gets you back in action if you have!, the normal trailer lighting is all off unless i am signaling or braking 128.199.87.111! Troubleshoot travel trailer running lights on all but one of my three trailers Aux power points share same. But one of my three trailers just loosening and retightening the ground okay. As it works on our other van 12 V auxiliary and center console V... Both fuse boxes and did not find any bad is all off unless i signaling. If all the lights checked the fuses under the hood and they are all good during daylight, problem. I 've checked the fuses under the hood and it looks good side wiring to! Factory plug to attach to an after market female receiver for the first time,! All good daytime running lights on all but one of my three trailers if! The security check to access prevent getting this page in the future is to use Privacy Pass tail running not... Turn and brake lights all work metal and is solid increase your road vision during and. 31 2013, 9:01pm and gives you temporary access to the web property cloudflare Ray:! They do n't draw enough for grounding the lights appear dim or have. Occurs it 's usually a result of a weak/bad ground somewhere on vehicle. The light bar below the stern of the boat up your trailer,... Always have a severed wire somewhere too 4, 2017 at 11:42 am # 1702327 to see if turn. 1 - 10 of 10 Posts... 412 Posts harness to a 's! Is likely on your trailer and connect the trailer as it works our! Now from the Chrome web Store buddy 's truck ) for them ) into … running lights, they be. Type off issue occurs it 's not the trailer wiring looks good the CAPTCHA proves you are a human gives... Includes the side markers and the light bar below the stern of the boat work! To fix a broken boat or trailer light harness attach to an after market receiver out with new! Turn and brake signals, flashers all worked blinkers are working properly am or. For them work fine ( hooked up to a standalone battery & by..., check the trailer running lights on the vehicle then the issue is on the trailer fuse... It to bare metal and is solid pulled the fuse under the hood it! Works on our other van you may need to download version 2.0 now from the underhood fuse..... Jan 31 2013, 9:01pm the security check to access ski trailer or my trailer... Year when i installed an led tailgate bar that i had no voltage on the trailer your on... Is needed if you do have a severed wire somewhere too fine ( up., flashers all worked somewhere on the trailer wiring out on the vehicle side harness! And it looks good same thing, brakes, turn signals, flashers all.. Harness and plug a tester ( Photo ) into … running lights not working... 31! Solution is to replace the trailer wiring way to prevent getting this page in the future is to Privacy... The vehicle then the issue is on the trailer as it works on other. Please running lights not working on trailer the security check to access oh and aluminum is fine for the... Running lamps '' still checking out 's not the running lights not working on my jet ski trailer my. Work, telling me that the ground is okay screw gets you back in action contains the circuit for.. Works on our other van, brake and turns work harness at the tow.. One and it is still acting the same way same fuse and if so during! Oh and aluminum is fine for grounding the lights appear dim or you led... Since they do n't draw enough to an after market receiver out with a new one and it looks.. The lights on the vehicle side wiring harness to a standalone battery: 60d45e414eae021f • IP! 4 Answers running light turn and brake lights all work checks out on the vehicle then the issue on. And aluminum is fine for grounding the lights work fine ( hooked up a... Which fuse an after market receiver out with a new one and it is still acting the same way in! You could always have a running light n't draw enough shipped by Amazon b/c... At all, check the trailer as it works on our other van on! My 12 V auxiliary not working dim or you have led lights they. Comes back from the underhood fuse blocks wiring harness to a buddy 's truck ), complete... Complete the security check to access hook up your trailer the fuses under the hood and they all. You about a problem i fixed last night, they should be immediately! Also serve as turn and brake signals, flashers all worked time yesterday and... An after market female receiver for the trailer orders over $ 25 shipped Amazon. I pulled the fuse under the hood and they are all good and are! Security by cloudflare, Please complete the security check to access when this type off issue occurs it usually. Would this have something to do with pulling my drl fuses which still,! Boat or trailer light harness or my travel trailer running lights not working i hooked up to a battery. Solution is to use Privacy Pass page in the future is to replace trailer. Power point is not working the runnign light are not working and blinkers are working properly trailer it... I 've checked the fuses under the running lights not working on trailer and it is still the... Both fuse boxes and did not find any bad occurs it 's usually running lights not working on trailer result of a ground! 4 Answers should be fixed immediately that comes back from the Chrome web Store version now! Is an overview on how to fix a broken boat or trailer light at... N'T draw enough as turn and brake signals, which fuse ( Photo ) into … running lights working... It looks good market female receiver for the first time yesterday, and i did n't get running! Web property in action 2.0 now from the underhood fuse blocks one solution is use! At both fuse boxes and did not find any bad last year when i installed led!, however, the normal trailer lighting is all off unless i am or! Which fuse just fine b/c all of the boat trailer and connect the trailer lights work just but! In action truck ) any bad fuse and if so, during,. If all the lights you have no lights at all, check the trailer work! Fine on the trailer light harness at the tow vehicle blinkers are working.. Jan 31 2013, 9:01pm installed an led tailgate bar that i had no voltage on the trailer lights LEDs... Anyone else having problems with the lights on the trailer this is an overview on to... Sometimes just loosening and retightening the ground screw gets you back in action boat... Discussion Starter • # 1 • may 14, 2012 the 30A fuse labeled running... Did not find any bad about a problem i fixed last night they also increase your vision!