Freightliner brake lights not working No brake lights. 2. When I activate left and right turn signals, the indicators on the dash work fine, and the front exterior turn signals work fine, but nothing at the rear. with a multi meter i get 12 volts, if i connect the stop and turn light to my output from brake light switch no lights, if i connect the tail light to the output from the brake light switch i get a very dim tail light. took to garage,they said bad wire at turn signal switch. Apparently it showed up a day after I picked up the Jan 27, 2009 · There should be a wiring connector on the rear frame, passenger's side. They’re marked accordingly. No problem here. no power going to brake light switch. Mechanic's Assistant: OK. they 'fixed' problem by switching wires around. The service crew contacted F-liner and requested a detailed schematic to locate the Diodes. now I have no brake lights and the hi-beams still are not working. Both sides of the turn signals work and the running lights work on both sides as well. headlamps are good. No other dash switch, brake switch etc will cause the engine brake switch to not work. 2, Adaptive Cruise Control (ACC) Unavailable Pop-Up 06/08/2020 f611842 ABS Not Working Service Required Fig. If the truck brake lights are working, the issue is likely the fuse. Located on the frame crossmember just forward of the rear axle. Also the left rear turn signal light did not work on the coach and the TOAD. Everything checks out ok other then the light and buzzer May 6, 2019 · The New Aire is built on the Freightliner XCS chassis. Thanks VIN= 3ALACWFD0JDJV4990 Apr 3, 2023 · There is a light control module behind the switch panel that the 4 way flasher switch is in and it goes bad , mine with installation at a freightliner dealer was less than 200. Brake lights worked and right turn signal worked everywhere. Aug 31, 2009 · On our '88 freightliner dump truck that we have only had for a couple weeks, we have noticed that more often than not, the brake lights will stay on. Noticed tail lights are out. 23v for brake light. No burnt fuses I started reading online about some Customer: I have a 2007 Freightliner M2. The issue I see is how to wire the turn signals and brake lights so they can work properly. Sometimes they will stay on overnight, sometimes they shut off overnight sometime. The first time I had this problem. Set the parking brakes for both the tractor and the trailer. Have problem with rear only turn signals, brake lights, and hazard lights. 3. It was under $200. On back of trailer i have 6. It's a 2005 m2 106 Break lights and turning signals work but tail lights don't. To my surprise I found the rear marker lights (right and left), license plate light and the right and left TOAD marker lights not working. That schematic is better than anything I was able to find so now I'm back to figuring out the wiring. Sep 5, 2006 · I too had the same problem with my 05 Freightliner chassis. I do not have an image of the location of the trailer fuse panel. All other lights operative (tail, turn signal and box) SOLUTION: Faulty AMU. Just finished changing it and the brake lights still don't work. I have a Freightliner m2 112, 2007, brake lights will not work, I have running lights, but no brake lights. Brake lights work and running lights work. I replaced the turn signal switch thinking that was the issue and I still have nothing. Box markers etc are all working. Cant see any broken wires anywhere. Jul 17, 2014 · I have a cascadia freightliner 2010 detroit DD15 engine took the truck to on the border freightliner because the engine Brake was not responding they change the cam housing , they gave it back and still engine brake not responding , took it back they up dated the codes gave it back and still ENGINE BRAKE not working, change the engin brake switch and still not working CAN ANY ONE HELP ME OUT Nov 24, 2019 · 2014 freightliner cascadia 2006 48 flat spreadaxle utility I have no break lights on my trailer. May 28, 2014 · I have lights to both units tractor and trailer but whenever I apply my brakes I get only the brake lights on the tractor but no trailer brake lights I have connected to several trailers and the issue is the same no trailer brake lights does anyone have a clue what this could be I have a new pigtail and a new connector which the pigtail Mar 9, 2016 · -ignition off, when I tap the brakes , trailer ABS light does it's cycle check -ignition off ,ABS ( on top of the left side light issues) blinks together with turn signal. all other lights work. When looking at it, it will be the switch to the right (driver side) of the cluster, have air lines in and out and a 6 pin harness going into it. Any help would be appreciated. But it is located on the left frame rail at the rear of the cab on the cross member. - hazards ON, brake pedal applied, lights stop flashing and stay constantly on Feb 24, 2011 · well, I have a 2000 century class that had no hi-beams. Both blinkers and the hazard lights are working. On the road any idea where the problem may be? Answered by Wayne in 11 hours 10 years ago. Blinkers, and tail lights work but no brake. when you hit dimmer switch,the low beams stay on May 25, 2019 · (05-25-2019, 03:04 AM) IROC Wrote: Boss gave me the go ahead to change the module. The most likely cause of this is a Faulty Switch module "A" Jan 22, 2013 · i have traced the problem to the signal that comes from the brake light switch. I can see the engine brake switch position in Insite to confirm the ECM is not seeing a signal when the switch isn't working. most times it is the pig Customer: 2007 freightliner brake lights are not working. When mine went bad I had no brake lights . That connector is known for rotting out. Has new wiring from truck to trailer and new plugs. They were working about two weeks ago for sure. Jun 1, 2020 · Look for 2 air switches, 1 controls the low air light/ buzzer, other one controls brake lights. The Mechanic can help with your 2024 Freightliner Cascadia's trailer brake lights issue. All the other Have you checked if the issue is with the trailer wiring or just the brake lights? Customer: Just the trailer brake lights. Mar 14, 2011 · I have a 2007 M2 Freightliner that just started yesterday driving down the road with the brake light on the dash on and the low pressure buzzer on while driving. Jan 13, 2015 · 2007 Freightliner M2 106 SYMPTOMS: No brake lights. 3, Active Brake Assist Nov 20, 2013 · The problem is that the right brake lights are not working, but the center brake light and the left side brake lights are working as well. I have 14. no juice at the headlight for hi-beams. Aug 1, 2013 · I'm on the road. 42-64 Accessing a Service Brake Light Signal on M2 Vehicles Freightliner Service Bulletin FLA COE FLB COE FLD Conventional Business Class FLC 112 Conventional Century Class Conventional Argosy COE Cargo Columbia Coronado > Business Class M2 Cascadia Page 2 Freightliner Service Bulletin, September 2014 May 5, 2014 · Planed on going on this am, but after checking my motorhome yesterday afternoon, found the brake lights not working. The switches are different, one normally closed, one normally open. Turn the ignition switch to the OFF position. Anyone know where to look. replaced turn signal switch to no avail. If the problem is isolated to your brake lights only, I would first check all of your fuses and relays but also do a thorough inspection of your wiring going to your taillight assemblies for any type of corrosion or damage that would cause a short or open circuit. Apr 10, 2020 · Trying to wire it back together, but I can get it to work properly. - when turn signal is on ( no brakes applied) rear trailer market lights also flash. Jan 18, 2020 · Get a DC test light or a pig tail tester and check all connection sockets at the pig tail (trailer side) if good then the trailer wiring is bad, look in the light boxes (boxes that hold the marker/turn/brake lights) at the back of the trailer for corroded wires or cut wires, if pig tail is good test the pig tail connection at the tractor and back trace it from there. Which would be a common cause for the lights to not work. Also, the trailer lights have the same problem (all lights work fine except the right brake light will not light). 63v at the truck wiring harness for brake lights. The foot valve sends supply pressure to the brake switch, the brake switch sends a signal to the Chassis module in the frame rail, then the chassis module sends the power signal to the brake lights. Juice is flowing into the switch and back out of the switch, not sure where to check next. If equipped, turn the cab load disconnect switch (CLDS) to the OFF position 06/08/2020 f611841 Fig. We are stuck in a campground in northern MI until we can get Jun 26, 2015 · I let the truck sit a day and when I went to work on it, I now have no turn signals. Thanks for the info. Picture below: Two green wires together is driving lights. Had the tires balance with putting beads in the tires (first for me) drove it home, not sure lights were working after that. But I have no left or right brake lights. Wiring i followed doesn't look broken. The fuse for the brake lights should be here. We have read several forums that suggested the in line diodes are burnt out. Aug 15, 2021 · Our 2018 Allegro Red QRA brake lights have quit working. This is messing me up big time. I found out brake lights turn signal comes out on the same wire. Any help would be much appreciated. Book says under dash but we are not able to locate a fuse box in the dash panel. I think wire is coming from bulkhead module. When the switch is working, the ECM sees a position signal and the light in the switch is illuminated. And, how would you like to connect with the Mechanic - phone call or online chat? Customer: Hi I have a 2018 freightliner m2 Rear light signal and brake light is not working. I have a 2012 freightliner m2 with no brake lights. I checked the fuse box on the wheel well but there isn't even a fuse for lights. I want to know which pin this wire is coming from. Turn signals working, running lights work. 00. All the Toad lights worked the rigs running, turnsignal, clearance lights worked but "Brake Lights" did'nt. all other rear lights are working Mechanic's Assistant: What's the make/model/year of your truck? Engine type? Engine type? Customer: model- MM106064S 2007 M2 Mechanic's Assistant: Are you fixing your truck yourself? Apr 27, 2020 · The one long thin center brake light is working. I have attempted several times to find the diodes, but can’t find them. We cannot find the fusebox for the lights. All other lights are working. There's also a ground connection near it- if the ground's no good and the connection's rotted or corroded, your brake lights could be grounding through any other wires in the connection (like a back up light). rwx dwbfz ymsvh lzibg mmry xuy uzffb cnvawt kzuj njydys ofvo nujb tnvkc eqaw fjcon