SOURCE: tbc fault trailer disconnected message 05 f350 check the rear plug on the bumper they are prone to water damage and corrosion, if you unplug the 7-way and four way plug from the body connector and test drive the vehicle this will tell you if the plug is the source of the problem.This message is displayed when one of. the following faults has occurred: . Short circuit on the electric brake output wire: If the TRAILER FAULT. message is displayed with no trailer connected, the problem is with the. vehicle wiring from the TBC to the 7-pin connector in the bumper.H. Hydro · #9 · Apr 27, 2020. TBC fault can mean many things -- one of which is a shorted trailer plug or harness along the frame. can also mean the brake pressure switch -- center mounted on the brake master cyl. or the speed sensor (VSS) In my defense, I was unsupervised. . 2006 F250 Lariat FX4 cclb.1. Wrong Programming On The Brake Control Module: Reprogram The Brake Control Module (Ford F150) The TBC fault on the Ford f150 implies that there is a problem with the programming and calibration of the brake control module on the truck. To solve this issue, you need to reprogram the control module manually.Oct 29, 2006 · 3,636 satisfied customers. 2005 Ford f-250: powerstroke..70mph, his boost (psi) goes up for..hill. My customer has a 2005 Ford f-250 with a 6.0 powerstroke diesel. He says when he is on the expressway, around 70mph, his boost (psi) goes up for … read more. Aceppdug. 75 Answers. SOURCE: what is a tbc fault on a 2006 ford f350 6.0. That is your trailer brake controller that is built into your dash. If you are hooked up to a trailer it could mean you are losing your connection or ground to the trailer. If you are not connected to a trailer it means there is a problem with your brake controller ...Feb 12, 2020 · Is your Ford's integrated brake controller throwing a "TBC Failure" message, but everything else appears to be working fine? It could be a simple repair ins... Jun 21, 2009 · The fuses should be inspected to verify they are installed into the terminals in the fuse box and not along side the terminals. Fuses--Symptoms. #9, 20 amp: Trailer turn signals inoperative. #10, 10 amp: Check Engine Light; Codes P1633, P0446. #11, 10 amp: Speedo bounce, ABS light, Cruise control inop; Codes U1900, U2023, P0500-P0503. Nov 23, 2018 · Tbc fault on my 06 f350. Thanks to Jeremy Hull for pointing me in the right direction to looking into it. Hope this helps you guys and gals. Tbc fault on my 06 f350. Thanks to Jeremy Hull for ... 7,643 satisfied customers. 2006 f-350: Injector Driver Module fuse..with 6.0 liter diesel. Injector Driver Module fuse keeps blowing on a 2006 f-350 with 6.0 liter diesel. It also says it has a TBC Fault.DieselTech422. Technician. High School or GED. 123. 2005 FORD F-250: HARLEY..6.0 DIESEL..FAULT CODE..B1342-FOUND FAULTY. I HAVE A 2005 FORD F-250 (HARLEY EDITION) 6.0 DIESEL TRUCK. IT SHOWED A TBC FAULT CODE ON THE DISPLAY AND SO I HAD IT … read more.We are in Montreal and are getting a "TBC Fault" message from the tow command brake controller. The owners manual is a little fuzzy about it...says may experience degradation of braking. The message displays each time I start the truck and clears if I hit the reset. I get a good connection if I hook up, and can hear the brakes activate on ...Mar 14, 2011 · I then tapped on the controller and it dinged. Pulled it out, unplugged it and plugged it back in. Tapped on it and it still dinged and TBC Fault. So it's got to be the controller so I was thinking of replacing it with a aftermarket cuz i too am not paying $$$ for a FORD part. So i was just wondering that.. Whoa Guys the TBC fault has nothing to do with your engine at all. It means either A you have a bad ground on your trailer. Or B your cable on your trailer is too short and causing it to pull out of the plug or C you have a short in the factory trailer harness wiring or the plug is gunked up.Whats the wiring diagram of the Brake Light in the Instrument Cluster 2000 Ford Mustang GT CONVERTIBLE The brake light in my instrument cluster when off. Checked the light bulb and the light bulb in the cluster is fine. It wont light up during a instrument cluster bulb test. Be the first to answer Mar 31, 2022 • Ford Mustang Cars & Trucks.Tim Mohr. ASE MASTER TECH. Master's Degree. 3,988 satisfied customers. 2005 ford f-550 with a 6.0 liter engine--engine will not. 2005 ford f-550 with a 6.0 liter engine--engine will not start unless fuel prime cycle is completed. hot or cold engine does not matter. engine will … read more.Feb 23, 2012 · I have a 2006 ford f350 6.0 super duty. I had a tbc vault so I replaced the brake module and every time I start the truck the tbc fault comes up on display. I hit the reset button and it goes away and … read more my f350 won,t start , my computer reads glow plug module 2 pcm communication circuit . ... What is a tbc fault on a 2006 ford f350 6.0. 2006 Ford F 350 Super Duty. I ...Truck won't crank. Has power and fuel, injectors buzz. Says TBC fault on the dash. ABS light came on last night before I - Answered by a verified Ford Mechanic3. If replacing your brake light switch doesn't work, you probably needed a new switch soon anyway. 4. Go on to the other more expensive suggestions on how to fix a TBC Fault. Honestly don’t know what a TBC fault is, but I have always had to replace the brake light switch.I have a 2006 ford f350 6.0 super duty. I had a tbc vault so I replaced the brake module and every time I start the truck the tbc fault comes up on display. I hit the reset button and it goes away and … read more6,948 satisfied customers. Ford F250 Pickup 4x4: 2005 F250 5.4L. 105,000mi "New" to us. 2005 F250 5.4L. 105,000mi "New" to us in August. Son took it to school in the fall. Recently he has been getting a "TBC Fault" message and the … read more.Feb 4, 2015 · My post earlier did not refer to any wiring or fuse on the truck. It was the battery charging fuse on the trailer. Neither Ford nor the trailer dealer could figure it out. Of my six trucks the 3 with the Ford TBC would show trailer disconnect at times and weak to 0 brakes. The 3 older trucks with aftermarket TBC never had a problem. What is a tbc fault on a 2006 ford f350 6.0 That is your trailer brake controller that is built into your dash. If you are hooked up to a trailer it could mean you are losing your connection or ground to the trailer.R. RIDETHE Discussion starter · Feb 12, 2013. So, I went out to start my truck today, and got a no crank condition. Theft light is flashing at me, and is says "CHECK BRAKE SYSTEM" "TRAILER BRAKE MODULE FAULT" I disconnected the battery, and no luck. I have the TBC disconnected, and same problem.Won't even let me shift into neutral to roll down ...1. FICM Not Working : Replace the FICM The FICM (fuel injection control module) controls and powers the fuel injectors of the powerstroke 6.0. A problematic FICM makes it difficult to start the engine, which is the most important issue. Engine cranks for a longer period of time before starting, and occasionally it does not start or runs rough. Tbc fault on my 06 f350. Thanks to Jeremy Hull for pointing me in the right direction to looking into it. Hope this helps you guys and gals. Tbc fault on my 06 f350. Thanks to Jeremy Hull for ...3,636 satisfied customers. 2005 Ford f-250: powerstroke..70mph, his boost (psi) goes up for..hill. My customer has a 2005 Ford f-250 with a 6.0 powerstroke diesel. He says when he is on the expressway, around 70mph, his boost (psi) goes up for … read more.What is a tbc fault on a 2006 ford f350 6.0. That is your trailer brake controller that is built into your dash. If you are hooked up to a trailer it could mean you are losing your connection or ground to the trailer. If you are not connected to a trailer it means there is a problem with your brake controller possibly a short in the wiring ...Received 0 Likes on 0 Posts. Wanted to give and update on this issue. There are two plugs that plug into the bottom of the brake master cylinder. When i was messing around in there changing my ebp sensor i knocked the plug loose, causing my tbc fault. Secured the plug, problem solved.H. Hydro · #9 · Apr 27, 2020. TBC fault can mean many things -- one of which is a shorted trailer plug or harness along the frame. can also mean the brake pressure switch -- center mounted on the brake master cyl. or the speed sensor (VSS) In my defense, I was unsupervised. . 2006 F250 Lariat FX4 cclb.Ford F350 SuperDuty Pickup 4x4: what is tbc fault on 2007 f350 what is tbc fault on 2007 f350 6.0 diesel? itwill not start, when cranking it over , the fault message comes up … read more6.4L Power Stroke Diesel - Tbc fault - My 2006 f350 diesel sometimes is having trouble starting, it's cranking but won't start and the tbc fault appears anyone know what that could be?SOURCE: tbc fault trailer disconnected message 05 f350 check the rear plug on the bumper they are prone to water damage and corrosion, if you unplug the 7-way and four way plug from the body connector and test drive the vehicle this will tell you if the plug is the source of the problem.May 16, 2009 · 05 cc F-250 lariat 4x4 6.0 35x12.5 lt17 kumho road venture m/t sun roof up-fitter integrated trailer brake controller more options than most king ranch F-550 rear springs High Tec Sneeker wheel lift (totally hidden so no one knows the repo man is coming) deweese 11gpm belt driven hydrolic pump eclipse in dash screen 1 sony explode 10" sub in front of the console 1 pioneer impp 12" sub in the ... Oct 29, 2006 · 3,636 satisfied customers. 2005 Ford f-250: powerstroke..70mph, his boost (psi) goes up for..hill. My customer has a 2005 Ford f-250 with a 6.0 powerstroke diesel. He says when he is on the expressway, around 70mph, his boost (psi) goes up for … read more. Hi, I have a 2006 F-350 4x4, 6.0L Pwr Strk. This just started, stalled at about 15mph but it restarted. Now it won't start, TBC Fault comes up on odometer screen. What the hell is goin' on?? Please he … read moreThe TBC fault ford f350 warns you about the problems relating to the grounding with the trailer. All you must do is check the connectors at the bottom of the car. If there’re any loose ends, fix them. Sometimes, the grounding requires complete replacement, which will cost significant charges.Nov 17, 2008 · I have an 05 F-350 with a 6.0L in it, lately it has been having a hard time starting. Before after a couple of times of cranking it would start up and run fine. Sometimes it would start right up like normal. Dosnt matter if its hot or cold. Today cranked it for about 15 min and nothing, let it set for a little while and cranked and still nothing. Shut off the truck, go to restart, and I get the TBC Fault, and the same lights, go to crank the truck and nothing. I have the typical buzzing noises ect. Get in the wifes car, leave for a few hours. Come home same thing. So I check the voltage on both batteries after disconnecting them, both are at 12.5 volts.Jun 14, 2013 · 1 - 7 of 7 Posts. drewactual · #2 · Jun 14, 2013. those brake modules can wreak havoc.. basically, the computer protects itself by shutting off or limiting functions, which affect other things far reaching from a brake controller.. i'd be willing to bet once you swap it your issues disappear.. but, get it diagnosed professionally, first. Read the whole thread- one thing I learned long ago about troubleshooting- never start where someone else left off. I would begin with the ignition switch based on the fact that the engine will crank with terminals shorted. There may be more than one flea on this dog. '05 Ford F250 6.0 CC LB 4x4. '10 BMW X5 Diesel.2007 F-250 6.0 diesel wOn't start, showing TBC Fault after protracted cranking. ... I have a 2007 Ford F350 diesel shows a TBC fault when I hook the trailer up the ...Feb 12, 2013 · R. RIDETHE Discussion starter · Feb 12, 2013. So, I went out to start my truck today, and got a no crank condition. Theft light is flashing at me, and is says "CHECK BRAKE SYSTEM" "TRAILER BRAKE MODULE FAULT" I disconnected the battery, and no luck. I have the TBC disconnected, and same problem.Won't even let me shift into neutral to roll down ... May 12, 2014 · Read the whole thread- one thing I learned long ago about troubleshooting- never start where someone else left off. I would begin with the ignition switch based on the fact that the engine will crank with terminals shorted. There may be more than one flea on this dog. '05 Ford F250 6.0 CC LB 4x4. '10 BMW X5 Diesel. May 12, 2014 · Read the whole thread- one thing I learned long ago about troubleshooting- never start where someone else left off. I would begin with the ignition switch based on the fact that the engine will crank with terminals shorted. There may be more than one flea on this dog. '05 Ford F250 6.0 CC LB 4x4. '10 BMW X5 Diesel. SOURCE: what is a tbc fault on a 2006 ford f350 6.0 That is your trailer brake controller that is built into your dash. If you are hooked up to a trailer it could mean you are losing your connection or ground to the trailer.The TBC fault on the Ford f150 implies that there is a problem with the programming and calibration of the brake control module on the truck. To solve this issue, you need to reprogram the control module manually. Follow these steps to reprogram the brake control module on the Ford f150. Step 1: Make sure to connect the trailer wiring harness ...1. FICM Not Working : Replace the FICM The FICM (fuel injection control module) controls and powers the fuel injectors of the powerstroke 6.0. A problematic FICM makes it difficult to start the engine, which is the most important issue. Engine cranks for a longer period of time before starting, and occasionally it does not start or runs rough.H. Hydro · #9 · Apr 27, 2020. TBC fault can mean many things -- one of which is a shorted trailer plug or harness along the frame. can also mean the brake pressure switch -- center mounted on the brake master cyl. or the speed sensor (VSS) In my defense, I was unsupervised. . 2006 F250 Lariat FX4 cclb.26. 2. That is your trailer brake controller that is built into your dash. If you are hooked up to a trailer it could mean you are losing your connection or ground to the trailer. If you are not connected to a trailer it means there is a problem with your brake controller possibly a short in the wiring caising the fault code.Carl (05/6.0L/BullyDogGT) · #4 · Oct 7, 2009. The TBC fault shouldn't be anything serious, my 05 says the same thing if I use the remote start, its just the Trailer Brake Controller, for some reason it probably isn't getting power, thats why mine does it, then when I put the key in and turn it to on it goes away..Good luck. 2008 F350 Lariat 6.4L.Oct 21, 2016 · I have a 2006 ford f350 6.0 super duty. I had a tbc vault so I replaced the brake module and every time I start the truck the tbc fault comes up on display. I hit the reset button and it goes away and … read more If your Ford F-350’s TBC fault dash light suddenly shows up, the most common cause is a problem with the grounding of your trailer. These are the steps you need to perform to fix this TBC fault. Get an electric circuit tester or a multi-tester to test all the lights in your Ford F-350.Nov 13, 2012 · 6.0L Power Stroke Diesel - Cranks no start-tbc fault on dash display - Started truck this morning and it fired up. Came inside to get things ready walked outside truck wasn't running. Now truck just cranks. Gives tbc fault on display. It's 30 degrees here and didn't plug truck in. 6.0L Power Stroke Diesel 2003 - 2007 F250, F350 pickup and F350+ Cab Chassis, 2003 - 2005 Excursion and 2003 - 2009 vanI said 2002, i meant 2007 but this fix is for just about any ford tbc fault.please click like and subscribe, click on my name under the video for 400 plus mo... I said 2002, i meant 2007 but this ...Feb 4, 2015 · My post earlier did not refer to any wiring or fuse on the truck. It was the battery charging fuse on the trailer. Neither Ford nor the trailer dealer could figure it out. Of my six trucks the 3 with the Ford TBC would show trailer disconnect at times and weak to 0 brakes. The 3 older trucks with aftermarket TBC never had a problem. DieselTech422. Technician. High School or GED. 123. 2005 FORD F-250: HARLEY..6.0 DIESEL..FAULT CODE..B1342-FOUND FAULTY. I HAVE A 2005 FORD F-250 (HARLEY EDITION) 6.0 DIESEL TRUCK. IT SHOWED A TBC FAULT CODE ON THE DISPLAY AND SO I HAD IT … read more.May 5, 2009 · 3,584 satisfied customers. 2005 F-350: Original Trailer Brake Controller..15mph. 2005 F-350 6.0 PSD - Original Trailer Brake Controller does not provide braking below apprx 15mph. Will the newer 2006-2010 TBC worj with this … read more. I have read all the posts on TBC fault codes. I have a 2006 with the ndredded TBC Fault- TBC fault at start up, and when operating the brake controller manually. The TBC fault comes on with or without a trailer hooked up and even if the controller is unplugged (behind the controller in the dash). The brakes and trailer lights all work fine ...Ford F350: I have a 2007 Ford F350 6.0l with B1342 and TBC I have a 2007 Ford F350 6.0l with B1342 and TBC fault. Checked wiring at trailer plugs, plug, fuses for the trailer brakes, … Apr 2, 2005 · My 2005 has towcommand and this fault is addressed in the owners manual..It only flashed on my dash 6 different times during the coldest of weather (-15f). I was not towing anything, just driving to work. There did not seem to be any lasting problem after the cold weather broke. Of course the truck is under warrantee but I have not had a chance ... If your Ford F-350’s TBC fault dash light suddenly shows up, the most common cause is a problem with the grounding of your trailer. These are the steps you need to perform to fix this TBC fault. Get an electric circuit tester or a multi-tester to test all the lights in your Ford F-350.6.4L Power Stroke Diesel - Tbc fault - My 2006 f350 diesel sometimes is having trouble starting, it's cranking but won't start and the tbc fault appears anyone know what that could be?Received 0 Likes on 0 Posts. Wanted to give and update on this issue. There are two plugs that plug into the bottom of the brake master cylinder. When i was messing around in there changing my ebp sensor i knocked the plug loose, causing my tbc fault. Secured the plug, problem solved.Jul 28, 2007 · We are in Montreal and are getting a "TBC Fault" message from the tow command brake controller. The owners manual is a little fuzzy about it...says may experience degradation of braking. The message displays each time I start the truck and clears if I hit the reset. I get a good connection if I hook up, and can hear the brakes activate on ... my f350 won,t start , my computer reads glow plug module 2 pcm communication circuit . ... What is a tbc fault on a 2006 ford f350 6.0. 2006 Ford F 350 Super Duty. I ...Mar 14, 2011 · I then tapped on the controller and it dinged. Pulled it out, unplugged it and plugged it back in. Tapped on it and it still dinged and TBC Fault. So it's got to be the controller so I was thinking of replacing it with a aftermarket cuz i too am not paying $$$ for a FORD part. So i was just wondering that.. Oct 5, 2021 · f-350: 2008 ford..the fuse for the power connections in the cab I HAVE A 2008 FORD HEAVY DUTY F-350. I CHANGED THE FUSE FOR THE POWER CONNECTIONS IN THE CAB AND NOW MY TRUCK WON''T START WAS TOLD IT WAS SECURITY SAFETY FEATURE. WIRING FAULT ON TRAILER — This message is displayed when the trailer brake output circuit is shorted to ground or shorted to voltage. A DTC sets in the TBC module indicating which circuit fault was observed. It is important to determine if a trailer was connected when this message was displayed.GO to H2. No. If the vehicle has a brake pressure transducer but not a TBC module, INSTALL a TBC module. CLEAR the DTCs. REPEAT the self-test. - If the vehicle has a TBC module but does not have a brake pressure transducer, GO to H4 . - If the vehicle has neither a TBC module nor a brake pressure transducer, GO to H3 . Jun 25, 2014 · the tbc fault has nothing to do with it... it stands for trailer brake controller fault. as for the no start... could be many things. 2005 Ford F 350 Super Duty. 2005 Ford F 350 Super Duty. the connector is wet dry it out then push plug back into the plug in to solve problem. Apr 11, 2010 • 2006 Ford F-250 Super Duty. Aug 5, 2014 · Aceppdug. 75 Answers. SOURCE: what is a tbc fault on a 2006 ford f350 6.0. That is your trailer brake controller that is built into your dash. If you are hooked up to a trailer it could mean you are losing your connection or ground to the trailer. If you are not connected to a trailer it means there is a problem with your brake controller ... May 5, 2015 · Truck won't crank. Has power and fuel, injectors buzz. Says TBC fault on the dash. ABS light came on last night before I - Answered by a verified Ford Mechanic 3,584 satisfied customers. 2005 F-350: Original Trailer Brake Controller..15mph. 2005 F-350 6.0 PSD - Original Trailer Brake Controller does not provide braking below apprx 15mph. Will the newer 2006-2010 TBC worj with this … read more.The TBC fault ford f350 warns you about the problems relating to the grounding with the trailer. All you must do is check the connectors at the bottom of the car. If there’re any loose ends, fix them. Sometimes, the grounding requires complete replacement, which will cost significant charges.I have a 2006 ford f-350. It has a tbc fault, I don't use trailer brakes, and I don't want them. I just want to get rid of the code.. is the a way I can take out a fuse or unplug something?. Thanks. … read moreFeb 12, 2011 · TreyM726 Discussion starter · Feb 12, 2011 (Edited) I have a 2005 F350 that has 100,000 miles on it exactly. It will not start and sets the TBC ( Trailer Brake Control ) Light. Replaced the fuze because it was bad but the light still comes on. The truck will still not crank and Im beginning to think that its the injectors that are bad. Jun 14, 2013 · 1 - 7 of 7 Posts. drewactual · #2 · Jun 14, 2013. those brake modules can wreak havoc.. basically, the computer protects itself by shutting off or limiting functions, which affect other things far reaching from a brake controller.. i'd be willing to bet once you swap it your issues disappear.. but, get it diagnosed professionally, first. May 19, 2014 · 7,643 satisfied customers. 2006 f-350: Injector Driver Module fuse..with 6.0 liter diesel. Injector Driver Module fuse keeps blowing on a 2006 f-350 with 6.0 liter diesel. It also says it has a TBC Fault. How to Install a Brake Controller on a 2012 Ford E-350 Van w/o Factory Trailer Connection ; Where Does a Brake Controller Plug In on a 2011 Ford E-350 Cargo Van; Setting Up a 2009 Ford E-350 Van without Factory Towing Package for Brake Controller Wiring; Adding 7-Way and Brake Controller to 2012 Ford E-Series Van with Factory Wiring and No Tow ...
As soon as they replaced the master cylinder the "TBC Fault" went away. 2008 F450 Lariat 4X4, Line-X, Pace Edwards bed cover, B&W Gooseneck, B&W Companion hitch, Firststone Air Bags. Everything else stock. 2002 Excursion Limited 4X4, 7.3 with Banks Stinger Plus, AFE, Rear sway bars, Bilstien Shocks. Does seagram
About 10 sec after removing the key TBC fault shows on the dash as well as abs lights.. Reason I mention this is because it would seem to me that your issue is possibly a harness issue and or computer related. I drained separator and pullEd upper filter.white water came out of separator and in upper filter.WIRING FAULT ON TRAILER — This message is displayed when the trailer brake output circuit is shorted to ground or shorted to voltage. A DTC sets in the TBC module indicating which circuit fault was observed. It is important to determine if a trailer was connected when this message was displayed.Nov 21, 2013 · What is a tbc fault on a 2006 ford f350 6.0. That is your trailer brake controller that is built into your dash. If you are hooked up to a trailer it could mean you are losing your connection or ground to the trailer. If you are not connected to a trailer it means there is a problem with your brake controller possibly a short in the wiring ... GO to H2. No. If the vehicle has a brake pressure transducer but not a TBC module, INSTALL a TBC module. CLEAR the DTCs. REPEAT the self-test. - If the vehicle has a TBC module but does not have a brake pressure transducer, GO to H4 . - If the vehicle has neither a TBC module nor a brake pressure transducer, GO to H3 . Mar 14, 2011 · I then tapped on the controller and it dinged. Pulled it out, unplugged it and plugged it back in. Tapped on it and it still dinged and TBC Fault. So it's got to be the controller so I was thinking of replacing it with a aftermarket cuz i too am not paying $$$ for a FORD part. So i was just wondering that.. TBC Fault Ford F350 Won’t Start. If your Ford F-350 won’t start, there may be a problem with the Throttle Body Controller (TBC). The TBC is responsible for controlling the throttle body, and if it isn’t working properly, the engine may not start. There are a few things you can do to troubleshoot the problem: Check the fuses.Shut off the truck, go to restart, and I get the TBC Fault, and the same lights, go to crank the truck and nothing. I have the typical buzzing noises ect. Get in the wifes car, leave for a few hours. Come home same thing. So I check the voltage on both batteries after disconnecting them, both are at 12.5 volts.I have a 2006 ford f350 6.0 super duty. I had a tbc vault so I replaced the brake module and every time I start the truck the tbc fault comes up on display. I hit the reset button and it goes away and … read moreMay 5, 2009 · 3,584 satisfied customers. 2005 F-350: Original Trailer Brake Controller..15mph. 2005 F-350 6.0 PSD - Original Trailer Brake Controller does not provide braking below apprx 15mph. Will the newer 2006-2010 TBC worj with this … read more. TBC Fault Ford F350 Won’t Start. If your Ford F-350 won’t start, there may be a problem with the Throttle Body Controller (TBC). The TBC is responsible for controlling the throttle body, and if it isn’t working properly, the engine may not start. There are a few things you can do to troubleshoot the problem: Check the fuses.6,948 satisfied customers. Ford F250 Pickup 4x4: 2005 F250 5.4L. 105,000mi "New" to us. 2005 F250 5.4L. 105,000mi "New" to us in August. Son took it to school in the fall. Recently he has been getting a "TBC Fault" message and the … read more.3. If replacing your brake light switch doesn't work, you probably needed a new switch soon anyway. 4. Go on to the other more expensive suggestions on how to fix a TBC Fault. Honestly don’t know what a TBC fault is, but I have always had to replace the brake light switch.Jan 3, 2008 · rezhawk. Discussion Starter · Jan 3, 2008. While driving today the following message showed on the dash display, TBC Fault. I shut the vehicle off and restarted and the message displayed once again, anyone know what this means. I have a 2005 Ford F350 Diesel 4x4 CC with 21k. 2005 F350 6.0L PSD CC SB. Reply. I have a 2006 ford f350 6.0 super duty. I had a tbc vault so I replaced the brake module and every time I start the truck the tbc fault comes up on display. I hit the reset button and it goes away and … read moreAbout Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ... I have a 2006 ford f-350. It has a tbc fault, I don't use trailer brakes, and I don't want them. I just want to get rid of the code.. is the a way I can take out a fuse or unplug something?. Thanks. … read moreSOURCE: what is a tbc fault on a 2006 ford f350 6.0 That is your trailer brake controller that is built into your dash. If you are hooked up to a trailer it could mean you are losing your connection or ground to the trailer. SOURCE: tbc fault trailer disconnected message 05 f350 check the rear plug on the bumper they are prone to water damage and corrosion, if you unplug the 7-way and four way plug from the body connector and test drive the vehicle this will tell you if the plug is the source of the problem.What is a tbc fault on a 2006 ford f350 6.0. That is your trailer brake controller that is built into your dash. If you are hooked up to a trailer it could mean you are losing your connection or ground to the trailer. If you are not connected to a trailer it means there is a problem with your brake controller possibly a short in the wiring ....