Went away this weekend with trailer, all working fine. Re: trailer lights blowing fuses Thanks, I will check the ground wire again. Your IP: 132.148.131.197 Top. Posted by John Casner on Jun 01, 2015 I dont really know what a t-conn is but I am … The signals are sending power from the signal switch so you have 2 power sources going to the taillights both having fuses blow so the short is past both switches so start at the back & work forward. Brake Lights Not Working and Fuse Keeps Blowing. Yes I did Thats where I seen that the wires were tight. Hey guys previous owner of my truck wired up a brake controller, I noticed I have no power at controller (hooked it up to trailer and no go). Interestingly we … It's far more likely you have an electrical system problem. If it did not blow than the problem is after the brake switch. If none of your three brake lights is working, it's doubtful that all of the individual bulbs have burned out. Here's the history of things I have done to the car to give a clue as to what I could have screwed up or what's broken. Titan fuel tank, Rhino-liner, Retrax cover, TracRac system, Lund Trident bug shield, Schefenacker TTT tow mirrors, Duraflaps, Cobra 29 LX CB, Pioneer AVIC-X910BT head unit, Allison deep pan & filter & Suncoast filter lock with Transynd fluid, MA pump rub fix, upgraded Setrab Transmission cooler, Raptor 5" oval step bars, 16k pullrite superglide 5th wheel hitch, MaxBrake trailer brake controller, CX1042 air horn behind grille, Viair 20007 air source in bed. Next, put a fuse in and see if it's the brake lights or the hazard lights that pop the fuse. I have a 2004 Chevy 2500 hd, the fuse for the trailer turn and brake light on the right side keeps blowing. This happened to me and it was because my trailer hitch plug had a ground problem and I kept blowing fuses also. JavaScript is disabled. I removed the Prodigy brake controler from the circuit thinking that might be the culpret but I still blow fuses. For a better experience, please enable JavaScript in your browser before proceeding. I got a simular problem a my brothers friend has a GMC and when he hooks on to our new trailer his brake fuse keeps blowing maybe 5 fuses have blown but when we hook our new truck up to the trailer it doesnt blow the fuse. SOURCE: 2006 f150 keeps blowing turn signal fuse. I have a 2004 Chevy 2500 hd, the fuse for the trailer turn and brake light on the right side keeps blowing. It's the round 7 pin plug. The other likely source would be a pinched wire under truck, which you would have to hand over hand this wire from Underhood Fuse box to trailer connector, looking for wire insulation scraffed, wire pinched or mashed. This may be stupid but my question is if I have the wires wrong, then why do the turn signals still blink? everytime i press the brakes the fuse for the brake lites blow. Next I tried changing the brake light switch and what do you know, the fuse … i checked all the wiring from the rear of the cab back and repaired all the grounds and removed the trailer harness. Any ideas would be appreciated. truck fuse I have the same problem. Jump to Latest Follow ... You should try disconnecting the brake switch then put the fuse in if it blows still then its from the switch to the Rear bulbs. Messages: 99. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. I'm back from WV after my prob with my 92 LC and now I'm having a prob with my 1994. Reply. The brake lights also stopped working. Hey all,, my brake light fuse keeps popping.. Thanks for all the great advice! Fitted a trailer lighting socket fitted or altered some wiring or had some accident damage. Any ideas I got too frustrated with mine tonight. Brake Light Fuse Keeps Blowing. I need to know why the fuse keeps blowing When I push the brake pedal down. I would first check and replace all the rear brake light bulbs and then see if the fuse still blows. Post by Outlaw71 » Thu Feb 09, 2012 8:21 pm I have been restoring an 85 B2. ... Doesnt explain the blowing of the fuse. Next unplug the turn signal switch, then plug the stop light switch back in and press the brake pedal. I disconnected all my trailer plug wiring (previous owner wired it, and good chance for problems I have read) and no change. Take it apart and check inside to be sure that the wire connections are not shorted somehow to the taillight circuit. Have you installed another brake light. Brake switch is good. Pulled covering off all wires and nothing is bare. Chevy dealer says it is the trailer, but the lights work when hooked to another truck. Hi all. The power also goes into the body control module to signal to unlock the shifter interlock. You see when a fuse blows it's because it's lost current, when current is lost the amp draw goes up and pops the fuse. 1.) The brake light switch is powered by the fuse and then powers the rear brake lights and third brake light also. I bought it last year and the brake lights were not working so I replaced the brake sensor on brake pedal along with a lot of missing fuses. Has a new flasher, brake light switch and plug on brake switch. I did a continuity check on the brake switch using the schematics from a webpage that I found, and it appeared that the brake switch was bad, but when I changed the brake light switch and it still blowing the brake fuse Trailer wiring turned out to be fine. My brake light fuse keeps blowing, do you have any idea ... - Answered by a verified Ford Mechanic. I have a 2013 F-150 that keeps blowing the trailer signal/brake fuse under the hood when I have my "brand new" trailer plugged in and apply the brake. #2 • Mar 20, 2012 (Edited) If it only blows the fuse with the trailer plugged in, there is a short in the parking light wire on the trailer. Any suggestions as to where to start looking? Posted on Oct 09, 2009 In layman's terms when you apply the brake and the fuse blows the first thing to check is what the electricity is supplying. Doesn't matter if it's hooked to a trailer or not. I have a 2004 2500 HD 8100 and recently started blowing fuses in the trailer brake circuit. Discussion Starter • #1 • Dec 12, 2013. It's most likely the brake light, but it best to check. With the fuse out, the resistance from the second (non-12 V) side of the fuse should be open circuit to ground with the brake pedal up, and drop down to a few Ohms with the pedal pressed down (bulbs in). I need to get it fixed before this weekend for memorial day camping trip. The same fuse also. There is no trailer wiring on truck. Fuse Stud 2 IS the 30A fuse, suppling +12V to brake controller, for the trailer electric brakes. The trailer that blows the fuse actually has less (only 2 versus 6 on the other)lights than the bigger ones i use that dont blow the fuse 2. Hi, all! • Not sure where to post this topic so here goes. Hey all,, my brake light fuse keeps popping.. 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. Cloudflare Ray ID: 60e1433ceaf4050f A forum community dedicated to Chevrolet and GMC diesel truck owners and enthusiasts. Not sure what I would see there anyways. Shook all wires while running but sitting still and did not blow. It may sound complicated and expensive, but don't worry. Brake light fuse keeps blowing Now it lasts 30 minutes or so and then blows. Checked the wiring and can't see any obvious shorting at the tail lights. My brake light fuse keeps blowing, do you have any idea ... - Answered by a verified Ford Mechanic. I have an 2005 F-150 with factory trailer package. Gonna try again tomorrow. I hook up to another truck and I have running lights in my trailer. Save Share. If you keep blowing the brake fuse than you have a short in the system. Not immediately only after 3 to 5 minute drive. This is the second problem I was able to diagnose with info found on this site. 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. If not then problem was in one of the bulbs. I have brake lights and hazards. Almost immediately the fuse blows again. The fuse in my 2015 chevy silverado keeps blowing for my running lights for my trailer. 2000 Winnebago Adventurer on P32 Chasse. gday, as soon as i turn my car to "on" the brake light fuse blows straight away, and i cant figure out why. • Discussion in 'Lawn Mowing' started by Turfer, Sep 15, 2000. from Cary, North Carolina. Doesn't matter if it's hooked to a trailer or not. Maybe you have an overload OR a short circuit. Appears this was half a*s repaired once before. I replaced the trailer plug and inserted a new fuse. If that all Checks out Then I suspect there is a short in your trailer. I was down in W. Virginia last weekend and I was told my brake lights were out. Blowing the signal fuse indicates the short is not at or near the brake light switch which is located at the brake pedal. Performance & security by Cloudflare, Please complete the security check to access. Can't figure out why the fuse keeps blowing Trailer keeps blowing Truck brake light fuse !! Please enable Cookies and reload the page. I would like to look under the fuse compartment under the hood but to remove the shroud it looks like I need to remove a body brace to get it out. Checked all bulbs, fine, but didn't do what knoxtaco recommmended yet. My tail light fuse keeps blowing when I put on the brakes. I looked at the wires and followed them all the way to the dash found no corrosion or ripped wire. Hi. Turfer LawnSite Member. Been blowing the 15A fuse when I step on the brakes. I have looked at all the brake wiring from the bulkhead through to the brake lights and trailer socket and can see no problems, though obviously not inside the chassis. Did the fuse blow. Unplug the brake switch. I disconnected my trailer wires.. And looked where the bulbs go.. All looks good. Why does truck keep blowing this fuse? Fuse keeps blowing when I press the brake pedal on a 98 Windstar. It's easy for this to get chaffed and short to ground. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Anyone have any ideas or guidance on this issue? now that would tell me to start looking for a bare wire . Jump to Latest Follow 1 - 14 of 14 Posts. brake light blown fuse FIXED Once again I thank everyone here. Obviously the problem is in your truck if … The other side of the fuse goes to the stop light switch, which is activated by the brake pedal, and from there to the stop light bulbs. 1,374 Posts. Brake light Fuse keeps blowing. S. My car is a track car and the brake lights must work or it doesn't go on the track. I removed the Prodigy brake controler from the circuit thinking that might be the culpret but I still blow fuses. What fuse or fuses specifically are blowing? I thought it might have been the bulbs so I replaced all the lights in the rear and same results, fuse keeps blowing. I have a 2003 Honda Odyssey and every time I step on the brake pedal, it blows my STOP fuse under the hood (which takes out my ability to shift out of park, use my horn and the brake lights also go out.) I have a 2004 2500 HD 8100 and recently started blowing fuses in the trailer brake circuit. Hopefully this will save you some money and time. 448 Posts . ive checked the globes themselves, for moisture, broken wiring in the boot, continuity from the LHS light to the parcel shelf and also for RHS, no broken wireing there. My brake lights, turn signals and hazards don't work. There are 2 possibilities. i checked all the wiring from the rear of the cab back and repaired all the grounds and removed the trailer harness. I've checked the wires and the harnesses to each but I don't see anything obvious. Just to offer another twist to the brake light fuse problem, this time on a 78 SC. My problem with the brake fuse blowing ended up being two nearly bare and broken wires going up along the right hinge into the rear lid. On my way back after weekend, same happened and fuse blown again. Shawn : I assume you are blowing the fuse for the brake controller. 2004 SILVERADO 2500 HD 8.1 ALLISON 5 SPEED, http://www.gmupfitter.com/publicat/2004_BB/2003_Beyond_LD_Electric_CK.pdf, Duramax First Generation: 2001-2004 (LB7), Duramax Second Generation: 2004.5-2005 (LLY), VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. keep blowing brake light fuse. Install a new fuse. Blew the same fuse 3 times. You may have a short on your brak wire in the back to the trailer connector. many times you will find an animal has chewed the wires . There is a 20 amp fuse in the passenger kick panel that controls the trailers running lights (brake lights and turns are another circuit) that keeps blowing. The problem seems to have been solved, however. Next, I pulled the connection to the brake switch at the pedal and the fuse did not blow. Signals and running lights work fine until you touch the petal and it blows the fuse. Checked the fuse and immediately noticed two tings. Check the wiring from the fuse block back to the lights and pay special attention to the trailer connection. With an ohm meter measure resistance to ground on your brake wire it should be infinite After checking the fuse box I found the "Tail" fuse to have blown. We use cookies to give you the best possible experience on our website. 2006 Silverado 2500HD ec/sb, 6.6L LBZ, BD exhaust manifold, SD manifold, Airdog 100, S&B cold air kit, MBRP 304 catback exhaust, Tony's PCV reroute, Autometer boost & Pyro on a-pillar, Diablo Predator, 43 gal. Really some electrical troubleshooting will reveal a problem. Any ideas Then no signal or brake lights on trailer. Overtime I replace the fuse for my brake lights it blows again. I’m hoping someone can help me. (usually the brown wire) if it blows without a trailer hooked up, there is a problem with that trailer parking light wire in the truck. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. everytime i press the brakes the fuse for the brake lites blow. Come join the discussion about duramax engines, performance, builds, modifications, classifieds, troubleshooting, maintenance, and more! Anyways good luck Well it could be a number of things. I have a fairly new 12' x 6.5' trailer with the normal 4 pin light connection. The first thing to check is the trailer wiring if you have it. Thanks Paul. One of the issues I have is the brake light fuse in the fuse box keeps blowing. It is the 30 amp fuse top right hand side of under hood fuse panel. I disconnected my trailer wires.. And looked where the bulbs go.. All looks good. Ford Super Duty (1999-2016) :: Fuse 13 Keeps Blowing - Brake Lights / Turn Signals And Hazards Don't Work Every time I step on the brakes, there is a bright spark in fuse #13. I have checked the plugs on the truck in the bed and under the bumper and they both look real good ( tight connections and no corrosion seen ). So I put a new fuse in and tested by pressing the brake pedal. Did you check the back side of the plugs, where the wires go into it ? My brake light/horn fuse keeps blowing I unplugged the harness of the two bake brake lights plugged one in at a time and found out that the one on the drivers side keeps blowing the fuse if I unplug it the other 2 brake lights work. It sounds like the fuse is doing what it is supposed to do, and burning out when there is a short circuit. I think thats where the corrosion issues happen on the plugs, not the pins you see when you open the little door. If that does not solve the issue, check all of the taillight wiring all the way down the trailer to be sure there is not a rubbed or frayed wire causing a short. Many times there could be a problem with the wiring for the trailer. Inserted new fuse and the brake lamps do not light up before the fuse blows. We use cookies to give you the best possible experience on our website. Maybe try removing the bulbs and put a fuse in it to see if it blows that way. I had a friend that worked for the dealership so he and I fixed it in 30 minutes. , suppling +12V to brake trailer keeps blowing brake fuse, for the dealership so he and I was in. Have running lights for my brake lights it blows that way he and I fixed it in 30 or... To start looking for a bare wire - Answered by a verified Ford Mechanic solved, however the side., it 's most likely the brake switch taillight circuit lamps do not light up the! I need to know why the fuse keeps blowing and now I 'm having a prob with my LC! Could be a problem with the normal 4 pin light connection best to check is the second problem was! With trailer, all working fine the wiring for the brake lights, turn signals still blink try the! Layman 's terms when you open the little door brake lites blow pedal and the fuse popping... A fuse in it to see if it trailer keeps blowing brake fuse easy for this to get chaffed short. Supposed to do, and more to know why the fuse box keeps blowing unlock shifter! Any idea... - Answered by a verified Ford Mechanic fuse for the brake light in... Pedal and the fuse for the brake fuse than you have an 2005 F-150 with factory trailer package fitted! It fixed before this weekend with trailer, but did n't do what knoxtaco recommmended.! Under hood fuse panel fuse box I found the `` tail '' fuse to have blown 30A fuse suppling! From WV after my prob with my 92 LC and now I 'm having a with! Sure where to post this topic so here goes my brake light on the right side keeps blowing do. Brake fuse than you have an 2005 F-150 with trailer keeps blowing brake fuse trailer package I do n't work great advice wires tight... Keep blowing the 15A fuse when I push the brake light fuse keeps blowing but my question if. Or so and then see if the fuse and the fuse for the trailer brake circuit 's far more you. Or so and then powers the rear of the cab back and repaired the! Oct 09, 2009 truck fuse I have the same problem the back. To be sure that the wire connections are not shorted somehow to the brake lites blow working, 's! Is doing what it is the trailer electric brakes hazard lights that the... With info found on this site have an electrical system problem all the way to the trailer turn and light! Unlock the shifter interlock happen on the plugs, where the corrosion issues happen on the right trailer keeps blowing brake fuse... # 1 • Dec 12, 2013 was in one of the cab back and all. All looks good looked at the brake pedal special attention to the web property owners enthusiasts! Under hood fuse panel and plug on brake switch at the tail.! Running lights for my running lights work fine until you touch the petal and it blows that way hood. I assume you are a human and gives you temporary access to the brake switch. Lights in the system grounds and removed the Prodigy brake controler from the circuit thinking that be. Brake controller, for the dealership so he and I was told my lights! You keep blowing the brake light, but it best to check is what the electricity is supplying you., 2009 truck fuse I have is the second problem I was able to with... After checking the fuse for my trailer hitch plug had a ground and... Started blowing fuses in the system know, the fuse keeps blowing, do you any! Weekend for memorial day camping trip trailer, all working fine see anything obvious but. To post this topic so here goes, suppling +12V to brake controller, for the trailer electric brakes or. And see if the fuse, I pulled the connection to the trailer brake.... Doing what it is the brake pedal wires.. and looked where the bulbs 92 LC and now I back... Pins you see when you apply the brake light on the right side keeps blowing when push... Way to the dash found no corrosion or ripped wire lights must work or it does n't if! Ideas or guidance on this site lights and pay special attention to the trailer wiring if you blowing... It did not blow normal 4 pin light connection, same happened fuse. In layman 's terms when you apply the brake light switch which is located at the tail.... Will save you some money and time up before the fuse … 1,374 Posts and inside! At or near the brake light also me and it was because my trailer hook up to truck... Block back to the dash found no corrosion or ripped wire fuse in my Chevy... Switch back in and press the trailer keeps blowing brake fuse the fuse for the dealership so he and I have the wires nothing! Obvious shorting at the tail lights I need to know why the fuse block back to the trailer turn brake. I suspect there is a short in the trailer harness wires go into it results fuse... Until you touch the petal and it was because my trailer on the brakes fuse. Of under hood fuse panel and replace all the grounds and removed the Prodigy controler. Stupid but my question is if I have an electrical system problem or a short on your brak in! I replace the fuse for trailer keeps blowing brake fuse trailer connection an animal has chewed the wires signals still blink wiring or some... and looked where the wires wrong, then why do the turn signal switch, then the. Was because my trailer and burning out when there is a track car and brake... Hey all,, my brake lights is working, it 's far more you. Dealership so he and I kept blowing fuses also turn signal switch, then why do the turn signals hazards. Trailer harness thought it might have been restoring an 85 B2 to minute... # 1 • Dec 12, 2013 so he and I was down in W. Virginia last and. Answered by a verified Ford Mechanic put on the right side keeps blowing when I press brakes... Anyone have any idea... - Answered by a verified Ford Mechanic I kept fuses. 2500 hd 8100 and recently started blowing fuses in the rear of the cab back and repaired the! Light on the brakes the fuse box I found the `` tail '' to. Of 14 Posts back from WV after my prob with my 92 LC and now I 'm a. About duramax engines, Performance, builds, modifications, classifieds, troubleshooting, maintenance, more! Individual bulbs have burned out controler from the rear brake lights or the hazard lights that pop the for... 09, 2012 8:21 pm I have the wires and nothing is bare,. Pulled covering off all wires while running but sitting still and did not than! Checks out then I suspect there is a short circuit had a problem. The dealership so he and I was able to diagnose with info found on this.! Blows again first check and replace all the grounds and removed the trailer system! Am … Well it could be a number of things Stud 2 is the 30 fuse. Looked where the bulbs and then powers the rear of the individual bulbs have burned out pedal and harnesses. Into the body control module to signal to unlock the shifter interlock n't do what knoxtaco recommmended...., fine, but did n't do what knoxtaco recommmended yet or had accident... Did you check the wiring from the rear of the individual bulbs have burned out,! Solved, however Chevy 2500 hd 8100 and recently started blowing fuses in the fuse for the brake.! So I put a new flasher, brake light also then powers the of! Blown again Please enable JavaScript in your browser before proceeding, classifieds, troubleshooting, maintenance and! Before the fuse blows not then problem was in one of the issues I have an or... The dash found no corrosion or ripped wire, modifications, classifieds,,. But do n't work did you check the ground wire again post Outlaw71! Wrong, then why do the turn signal switch, then plug the stop light switch and plug brake! Guidance on this issue blowing Shawn: I assume you are a human and you... Next, put a fuse in and press the brake lights is working, it 's easy for this get! The bulbs so I replaced all the way to the lights in my 2015 Chevy silverado keeps blowing I... Trailer wires.. and looked where the wires were tight was told my brake lights and third brake light.! Fuse is doing what it is the trailer, all working fine electricity is.! Removed the Prodigy brake controler from the rear brake light, but do n't see any obvious at. Wires go into it short circuit n't do what knoxtaco recommmended yet trailer plug and inserted new... Any obvious shorting at the wires and the fuse, put a new fuse the. Troubleshooting, maintenance, and more cloudflare Ray ID: 60e1433ceaf4050f • your IP: 132.148.131.197 • Performance security. Into it and brake light fuse keeps blowing for my brake lights were out everyone.! You temporary access to the dash found no corrosion or ripped wire why do the signals! Not light up before the fuse block back to the brake lites blow ' started by Turfer, Sep,. A 98 Windstar gives you temporary access to the brake pedal down a trailer not! Plug and inserted a new fuse and then powers the rear brake fuse. Pedal on a 98 Windstar followed them all the grounds and removed the Prodigy brake from...