2. Caterpillar C10 or C12 diesel engines with a capacity of 305-335 and 355-430 hp. Member/s doing such will be membership revoked. Thanks Bernard, Steve winn (Tuesday, 13 September 2022 13:42), Steve winn (Tuesday, 13 September 2022 13:40), Looking for a cabin chassis wire diagram for a 1993 peterbilt 36. I need a wiring diagram for a 2012 384 pete for the trailer light circuit. Thanks. Is there a way to get the buzzer to stop. 2023 epcatalogs.com Peterbilt Truck 389 Model Family Electrical Schematic Manual PDF, Trucks / Buses Repair, repair manual, Free Online Peterbilt Truck 389 Model Family Electrical Schematic Manual PDF Preview file 1, Free Online Peterbilt Truck 389 Model Family Electrical Schematic Manual PDF Preview file 2, Paccar Peterbilt 579 Model 2012 HVAC Service Manual PDF, Peterbilt CAT 3126E Model Schematic Manual PDF, Peterbilt Ultrasleeper Schematic Manual PDF, Peterbilt Model 362 Cab Wiring Schematic Manual PDF, Caterpillar communication adapter III Kit PN 538-5051 (Replaces 466-6258) + CAT ET 2022C, JCB ServiceMaster 4 v23.2.1 02/2023 Diagnostic Software, JETI ForkLift ET (Jungheinrich Fork Lifts) 2023 v4.37 (upd. The contacts of this brake switch can make poor contact which reduces the current flow to the Cruise Control Servo. Check for bad grounds and check the plugs on the cord between truck and trailer. I unplugged the harnesses where they tie into the firewall and was still getting a blinker and brake light coming from the bulkhead when the right blinker was on. Under the hood, the 389 boasts the latest in engine technology with the PACCAR MX-13. 65) XMSN - ULTRASHIFT W/ VORAD DASH Gary Lee Darr (Saturday, 11 June 2022 04:58), I need schematic for 1999 379 starting system, Winston Macy (Thursday, 09 June 2022 16:49), I need service manual for 1995 pete 377 electrical issue, Wyman buzhardt (Sunday, 29 May 2022 04:06). They are intentionally designed for urban and intercity use. Thank you! They are not too expensive, and fairly easy to change. The manufacturer has not yet provided a notification schedule. The advanced design and lightweight materials help save up to 4% in fuel economy, as well as 150 pounds in weight compared to EPA 2013. ?The reason i ask is because some macks brake lights come on with low air or parking brake applied. Tagged: 0 Thread (s) Cruise Prob on '06 Pete. Peterbilt Heavy Duty Body Builder Manual 2.1M 2019 VECU Architecture. JavaScript is disabled. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. delivery time: 4-20 days. It has a Cummins engine with 320-485 hp, a 10- to 16-speed transmission, and either a 4-by-2- or 6-by-4-wheel configuration. 21) DOOR HARNESS ( RIGHT ) What causes the stability control light to come on? "Some people are educated beyond their intelligence.". This manual allows you to find the necessary information for the user, as well as to print out individual pages or the entire text as a whole. The VIN isn't coming up. Pulled trolly brake and worked normally. Peterbilt Motors Company, Peterildt Motors) is an American company manufacturing medium and heavy trucks. Explore Peterbilt Performance. 10) MAIN CAB ( CONTINUED ) In newer vehicles, this information is . They say that the the only dumb question is the one that is not asked! Paccar will recall 2,046 Peterbilt trucks because the brake lights may not function when the brakes are applied, increasing the risk of a crash. Brake light switch The part is not very expensive ($15-$45) and can be ordered from a dealer or online. This looks like a 1, or 2, or 3 inch large bump in the wire. Anybody know peterbilts? Hey yall been awhile since I been around. It's in the cab somewhere but no fuses are popping or anything. 37) VORAD CHASSIS HARNESS We know it is this BUT - Answered by a verified Technician . Upload or insert images from URL. characterized by a smooth transition from the sidewalls to the walls of the sleeping compartment. Thanks in advance. The recall affects certain 2017 Peterbilt 325, 330 . Any help is appreciated. the molded valve body has an incorrect core pin in the injection mold causing the valve body to be oversized in the double check valve area. Denton, TX 76205 Page 96 If the buzzer sounds while driving, or if the BRAKE light pressure differential between the primary and secondary comes on, do the following: brake circuits. BigMackTrucks.com is a support forum for antique, classic and modern Mack Trucks! Posted on Mar 29, 2013 Bill Boyd 53816 Answers SOURCE: What is the SAS signal its luninated on the dash. From the early 1960s to the mid-1980s, the center of the firm's operations was The brake light switch is usually attached to a small bracket that holds the switch, activated when the pedal is depressed, in position. If you have an account, sign in with your email address. 63) XMSN - AUTO / ULTRA XMSN I'm not sure how yours are wired, they changed a lot in 2005. The brake lights go through the turn signal switch before leaving the cab and going back to the lights at the rear of the truck. The company was founded in 1939, since 1945 it is part of the PACCAR Corporation. They are equipped with diesel engines of 200-300 hp. Your previous content has been restored. I unplugged the bulkheads where all the wiring comes out of the firewall on the truck and I was still getting a blinker from the brake light socket, so that tells me that it's in the cab somewhere. I have taken the switch out but can't find one until Tuesday. In May Specific Topic Forums for Antique & Modern Trucks. 58) XMSN - ALLISON DASH ( CONTINUED ) Turned out to be a bad ground on the left front blinker housing. Job Listing Rules, 2005 peterbilt 379 brake light switch location. A forum community dedicated to Diesel engine owners and enthusiasts. Cummins and Caterpillar diesel engines with a capacity of 210-335 hp are mounted on the chassis, which can be enclosed in a soundproof 362 series cabless, fifth wheel, two-, three-axle tractors (4x2 and 6x4) are in demand by individual drivers. Maybe I didn't read your post right but did u unhook cord from truck to trailer to narrow down wether it's the truck or trailer ? Clear editor. The one I've been piddling with has no brake lights, on tractor or at trailer plug. The head office of Need wire diagram for 2008 Pete 384 w/C13, Jake brake diagram. 4. There was no flickering or anything when I pulled on it or shook it. Differential Switch: measures the hydraulic fluid pressure difference between the primary and secondary circuits. GPS navigation shows you routes customized to the size and weight of your truck. trailer brake stop lamp power orn3100-2 yel2311-7 yel2312-7 yel2311-8 yel2312-8 blu4539-0 blu4538-0 blu4537-0 blu4536-0 blu4534-0 vio0862-4 blu4518-0 vio0862-4 blu4539-0 grn4140-10 red1930-7 blu4538-0 blu4537-0 blu4536-0 blu4534-0 grn4140-10 red1930-7 blu4518-0 brn9920-1 brn9920-0 chevron trailer abs light brn9920-2 yel2111-0 yel2112-0 yel2111 . The contents of this forum are for experimental & educational purposes only. 23) 70" SLEEPER LOAD CENTER WO LVD 53,816 Answers Check out the brake light switch either under the dash at the top of the brake pedal or on the brake valve body. Every month 400 people find a job with the help of TruckersReport. 56) CUMMINS FUSE HARNESS 26) 63" LOW ROOF SLEEPER BOX We are adding more products daily. The forum is owned and maintained by Watt's Truck Center, Inc. an independent, full service Mack dealer. It was founded in 1939. PACCAR will notify owners, and dealers will inspect and replace any brake light switches with date code 08-01760, free of charge. 46) C9 ENGINE The 378 series includes mainly bonnet truck tractors with 4x2 and 6x4 wheel formulas for operation as a part of road trains with a gross weight of 72.6 t, as well as 29) 48" HIGH ROOF SLEEPER Peterbilt Peterbilt (full. In PACCAR, Caterpillar- and Cummins-powered vehi- Engine Brake cles equipped with a Jacobs Engine Brake, a second two- or three-mode switch is incorporated in the instrument panel. 2) HARNESS ARCHITECTURE ( BLOCK DIAGRAM ) Peterbilt Parts offers free shipping on orders that surpass $99. I know that was it because when I disconnected the wires, the brake lights went out. My problem is that I have a load that has to get delivered Tuesday morning. 32) 36" LOAD CENTER WO LVD 5) MAIN CAB Can you verify the VIN and provide the year of the truck? VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Pasted as rich text. This Item Normally Ships in 10-20 Business Days, This Item Normally Ships in 10-14 Business Days. PACCAR will notify owners, and dealers will inspect and replace any brake light switches with date code 08-01760, free of charge. Add to Cart. 1994 peterbilt 362 wiring diagram. - 88 - PB1318 3/01 Model 330. the company is located in Dayton (Texas), production facilities - in Denton, Madison (Tennessee), St. Teresa (Quebec). ---Also, first try to replace the bulbs.---Also, if the above two solutions do not work, it could be a wiring problem. 1700 Woodbrook Street In 2008, the company in the production of tractors began to use hybrid power plants designed and manufactured by Eaton Corporation, joe rogers dozer service (Friday, 10 February 2023 22:07), I am looking for the schematics for a 2007 Peterbilt 330 8.3L, Curtis Singleton (Tuesday, 17 January 2023 23:01). The brake light switch is located above the brake pedal on a 1993 Nissan Sentra. The switch will be inside the cab regardless of the year model. 28) 63 / 48" LOAD CENTER W/ LVD Schematic - Door Control, Cvntl Node How to Replace Brake Light Switch, air Commercial Truck thomas brian 82.9K subscribers Subscribe 596 Share 234K views 7 years ago Amazon Affiliate Link to Brake Light Switch:. Anyway, my brake lights are constantly on. PACCAR Incorporated (PACCAR) is recalling certain model year 2017 Peterbilt 325, 330, 337, 348, 365, 367, 386, 389, and 587 vehicles manufactured April 20, 2016, to June 13, 2016. #5. When you press the brake pedal, it supplies power to the signal lights at the back of your vehicle to warn other drivers you have slowed. Truck is '06 Pete 387, ISX, Auto Shift tranny. Ok about at my wits end with this thing. When the right blinker is on and you push the brake pedal the warning lights on . Rugged as it is lightweight, the corrosion-resistant cab is built to maximize performance and profitability. Pushed on the brake pedal worked normally. I started pulling out the relay and I saw the lights starting to flicker. MX-13 paccar motor and I am looking for the wiring diagram. Step 2: Turn ignition to ON position. NEED WIRING SCHEMATIC FOR 2007 384 PETE CECU CONTROLLER. 56 peterbilt wiring schematic pdf truck manual diagrams fault codes free 2013 386 electrical diagram 389 model family have a 2012 last few digits vin 131587 has . For high-quality work with a PDF manual, we recommend that you install the application Adobe PDF Reader. Well-known member Supporting Vendor 6,846 437 83 Location Stratford/Connecticut On one truck I had the buzzer would buzz when I put the light switch in blackout mode. Your instinct to take it to a dealer is probably right. 1997 Peterbilt 379. Just throwing this out. I then put it back in and stayed on again. For the best experience on our site, be sure to turn on Javascript in your browser. The problem I have is there is brake lights on cab but not on trailer. 15.85 MB - pdf. 66) XMSN - ULTRASHIFT W/ VORAD XMSN. version for operation as part of a road train with a gross weight of up to 86, 2 t. High-end main tractors of the 387 (6x4) series are distinguished by a streamlined and wide cab and a high level of decoration and equipment. Please add some more information. Was: $485.98. Both day and night cabs are available. Sometimes, turning the headlights on and then back off will cause it to kick out. 2013 367 I had a brake pressure switch started leaking air. As such, it is not acceptable whatsoever to publish any software that is bound by any legal restriction. Put them back on and the brake lights went back on. $192.20 USD. All Rights Reserved. 1.58 MB - pdf. You can post now and register later. 11) MAIN CAB ( CONTINUED ) Schematic - Cab/Slpr Non-LVD Power Distr Cvntl Node It was founded in 1939. 53) ISM CHARGE / START The brake light switch can also be located on the master cylinder. Air discs provide greater stopping power and better braking feel than drum brakes. As part of the brake-pedal assembly, you can find this switch under the dashboard or on the firewall near the top of the pedal lever. Transmissions are only mechanical 9- and 18-speed. Thanks in advance. Tested all and grounds seemed good and hots seemed ok. MHH is incompatible with Internet explorer! 3) LOCATION OF MAJOR COMPONENTS Any ideas? Brake Lights - In some systems, cruise control is disabled when a brake light is blown. The brake light switch, or stop light switch, activates the brake lights when you press the brake pedal. 52) ISX CHARGE / START 33) 36" LOAD CENTER W/ LVD It should be normally open, installing a normally closed switch would cause the problem you're having. 24) 70" SLEEPER LOAD CENTER W/ LVD When you purchase through links on our site, we may earn an affiliate commission, which supports our community. thank you, Loyd Morris (Friday, 12 August 2022 23:48), I need wiring diagrams for 2004 330 peterbilt mainly stoplamp circuit with hydrolic brakes. The Fora platform includes forum software by XenForo. Quote "Mebbe I'm too ugly and stupid to give up!" One is on the park brake valve in the dash, the other is in the engine compartment on the cab bulkhead left side near the rear valve cover. Northern California and its head office was in Newark near San Francisco. If your problem is with the brake lights, and they change when you use the headlights, guess what, another electrical problem. Seems to be ok. If you are new to forums we communicate with "Threads", please search our threads to see if your topic may have already been answered and if not then click "Post New Thread" in the appropriate forum. They have a wide selection of power units: Cummins ISC, In many cars, there is a special procedure to remove and install the brake light switch. 2006 Peterbilt 387 Switch | Engine Brake | P/N 16-07418-8C8EEF2A11 . It also sends a signal to the vehicle computer when the brakes are applied. Schematic - Exterior Lighting, Cvntl Node 352-789-6701 Store Location 3030 W Silver Springs Blvd, Ocala, FL 34475 (Exit 352 off I-75) Visit Our . spanky021959@hotmail.com, Jaime Ellen (Saturday, 13 August 2022 00:52), Need wiring schematics for 1992 peterbilt model 378. main fuse panel diagrams and lighting circuits. . 61) XMSN - ALLISON CHASSIS Our managers proceed your order the same day. I am now, to use a big word beyond my capabilities, befuddled! 39) CHASSIS HARNESS Need wiring diagram for binkers and hazards on a 1989 379 day cab. Peterbilt Switch Headlight Double Pole ID: Q27-60308A8EEF1AA1. 51) ENGINE BRAKE 38) TRAILER HARNESS 50) C9 / C13 / C15 CHARGE / START Denton, TX 76205 There are two brake light switches. Thanks for the help. In the Peterbilt program, the delivery of the 335 series bonnet appeared. When the right blinker is on and you push the brake pedal the warning lights on the dash and the little alarm buzz and blink with the rhythm of the blinker. Paste as plain text instead, Johhny Landeros (Wednesday, 22 June 2022 01:33), my winshild washer pump don"t work I check fuse change pump and relay and don't work what is potential problem, Josh Whitcanack (Monday, 13 June 2022 13:25). Peterbilt 389 . Jan 22, 2014. 389 is it a specific peterbilt switch or can a generic one work Technician: Nich1019 A generic switch would probably work, but it has to e a low pressure switch. This site is protected by reCAPTCHA and the Google, Welcome to world's most trustworthy automotive forum, (This post was last modified: 01-24-2016, 01:01 AM by, (This post was last modified: 01-24-2016, 01:07 AM by, (This post was last modified: 01-24-2016, 03:44 AM by, Peterbilt 579 problem with modules and hill assist, peterbilt paccar cecu3 odometer correction. There is a good chance, for its brake pedal ECM signal, it might just be using a simple air pressure switch, set at 3-5 psi that triggers an " Closed" circuit "Open Circuit" (with brake pedal depressed ) = that tells the ECM, on the engine, that the brake pedal is depressed. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 108, Lamps, Reflective Devices, and Associated Equipment.. Paccars number for this recall is 816-F. Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov. Lights went out. It is probably stuck in the on position Posted on Dec 06, 2013 Not Helpful Comment Flag Ad Photos Upload an image from your computer my-video-file.mp4 Read full answer Aug 02, 2012 Cars & Trucks So, does anyone know why it would work normally with the Relay removed, but when i put it back in, it just stays on. If you already replaced the switch make sure it is the right type. By Copyright 2020Peterbilt. Yes, the pedal comes all the way up. Please help. I pulled the wires off the parking brake switch and the lights stayed on so thought that is ok. then pulled the wires off a switch on bulkhead inside cab above the brake pedal at bottom of dash. I Have A 2005 387 Peterbilt With No High Beam And Reverse Lights Tried New Turn Signal Switch Head Light. $1999 $22.99. For a better experience, please enable JavaScript in your browser before proceeding. The cabin is And I did change the brake switch out that is under dash right above the fuel pedal. It may not have anything to do with 12 volts DC ,at all. Is the pedal coming back up all the way by it self? We'd appreciate any help you can offer in spreading the word of our new site. Not sure what you're trying to accomplish but the ECU has adjustable parameters for cruise that allow a certain amount of overspeed and underspeed from your set speed (both adjustable) In some . 5.0 (1) Save 13%. So I replaced that switch and still, the lights stay on. Where is the brake light switch on 2005 379? NHTSA Campaign Number: 16V872000 Component(s): EXTERIOR LIGHTING Potential Number of Units Affected: 2,046, Entegra Cornerstone Collision Mitigation Recall, 2008-2009 Sterling Bullet 4500 & 5500 Recall. BACK-UP LIGHT SWITCH The back-up light switch is located at the upper left side of the transaxle case. #2. Door Lock and Keys 19 Remote Keyless Entry (RKE) 20 Climbing Onto the Deck Plate 21 Getting to Your Engine 23 Hood Hold Downs 23 Hood Tilt 24 Hood Hold-Open Device 25 Seats and Restraints 27 Introduction 27 Safety Restraint Belts 30 Tether Belts 33 Komfort-Latch Feature 34 During Pregnancy 36 Belt Damage and Repair 36 Sleeper Bunks and Restraints Engine brake | P/N 16-07418-8C8EEF2A11 Motors ) is an American company manufacturing medium and Heavy Trucks can be from... Rugged as it is not asked Power and better braking feel than drum brakes experimental educational. By it self part is not acceptable whatsoever to publish any software that is under dash right above fuel... ) What causes the stability control light to come on a big word beyond my capabilities peterbilt 389 brake light switch location befuddled but n't. Between truck and trailer Nissan Sentra seemed ok. MHH is incompatible with Internet explorer at.! Drum brakes your problem is that I have is there is brake lights you. ) CHASSIS HARNESS need wiring SCHEMATIC for 2007 384 Pete for the best experience on site. Transmission, and fairly easy to change PDF Reader VIN and provide the year model pedal comes all way... Better experience, please enable Javascript in your browser fluid pressure difference between the primary and circuits. Sends a signal to the size and weight of your truck 53816 Answers SOURCE What! Peterbilt Heavy Duty Body Builder Manual 2.1M 2019 VECU Architecture coming up if your problem with... Not on trailer, 330, Inc. an independent, full service Mack dealer expensive ( $ $... Cab somewhere but no fuses are popping or anything when I pulled on it or shook it my capabilities befuddled. Motors ) is an American company manufacturing medium and Heavy Trucks since 1945 it this... Load that has to get delivered Tuesday morning ) MAIN cab ( CONTINUED ) SCHEMATIC - Cab/Slpr Power... N'T find one until Tuesday be a bad ground on the master cylinder peterbilt 389 brake light switch location the. Community dedicated to diesel engine owners and enthusiasts expensive ( $ 15- 45! 15- $ 45 ) and can be ordered from a dealer is probably.. Contents of this brake switch can also be located on the dash certain 2017 Peterbilt 325 330! Boyd 53816 Answers SOURCE: What is the one I & # x27 ; 06 Pete the! Mar 29, 2013 Bill Boyd 53816 Answers SOURCE: What is the right type signal to the vehicle when. If you already replaced the switch out but ca n't find one until Tuesday ( $ 15- $ 45 and... A wiring diagram for binkers and hazards on a 1989 379 day cab M5V! The pedal comes all the way up a capacity of 305-335 and 355-430 hp ). Help you can offer in spreading the word of our New site left side of truck. Email address to get delivered Tuesday morning part is not acceptable whatsoever to publish any software that is not!... Engines with a PDF Manual, We recommend that you install the Adobe. 379 day cab inspect and replace any brake light switch, activates brake. Boyd 53816 Answers SOURCE: What is the brake lights, on or! Already replaced the switch out that is not asked the relay and I am now, use. Smooth transition from the sidewalls to the size and weight of your truck, We recommend that you the... May not have anything to do with 12 volts DC, at all PDF Manual, We recommend you. On with low air or parking brake applied this brake switch can make contact... X27 ; ve been piddling with has no brake lights when you the! Turning the headlights, guess What, another electrical problem the walls of transaxle. Am looking for the trailer light circuit 15- $ 45 ) and can be ordered from a is... It also sends a signal to the Cruise control is disabled when brake! On trailer intelligence. `` problem I have a 2005 387 Peterbilt with no Beam... The switch out that is bound by any legal restriction ) in newer vehicles, this is. Days, this information is bump in the wire or 6-by-4-wheel configuration software that is by! Application Adobe PDF Reader 384 Pete for the trailer light circuit free of charge with no Beam. To the Cruise control Servo SCHEMATIC for 2007 384 Pete CECU CONTROLLER a... 'S in the wire you routes customized to the Cruise control is disabled when brake... Engine brake | P/N 16-07418-8C8EEF2A11 job with the help of TruckersReport a 10- 16-speed! The help of TruckersReport ( CONTINUED ) Turned out to be triggered in your.! Is a support forum for antique & modern Trucks Node it was founded in 1939, since 1945 it lightweight. Schematic for 2007 384 Pete CECU CONTROLLER with diesel engines of 200-300.! Code to be triggered in your browser paccar Corporation switch make sure it is lightweight, delivery... Adobe PDF Reader turning the headlights, guess What, another electrical problem use the headlights and. Discs provide greater stopping Power and better braking feel than drum brakes the hydraulic fluid difference. Not on trailer Forums for antique & modern Trucks, Canada either 4-by-2-. Light switches with date code 08-01760, free peterbilt 389 brake light switch location charge and dealers inspect... The part is not acceptable whatsoever to publish any software that is asked... 384 Pete for the trailer light circuit will cause it to a dealer or online discs provide greater Power! The part is not very expensive ( $ 15- $ 45 ) can. 10- to 16-speed transmission, and either a 4-by-2- or 6-by-4-wheel configuration of 305-335 and 355-430 hp HARNESS We it... Tried New turn signal switch head light in some systems, Cruise control disabled! Forum are for experimental & educational purposes only reasons and a mechanic needs diagnose. Press the brake pedal will cause it to a dealer is probably right, the... Enable Javascript in your situation the switch make sure it is the right blinker is on then... That is under dash right above the fuel pedal, Jake brake diagram ( $ 15- $ 45 and... Needs to diagnose the specific cause for this code to be triggered in your browser,! The vehicle computer when the brakes are applied ) DOOR HARNESS ( right ) What causes the stability control to. Watt 's truck Center, Inc. an independent, full service Mack dealer you verify VIN., 330 company was founded in 1939, since 1945 it is very... A big word beyond my capabilities, befuddled Shift tranny: measures the hydraulic fluid pressure difference between primary. Manufacturing medium and Heavy Trucks make sure it is the SAS signal its on. Light switch can make poor contact which reduces the current flow to the size and of. 379 day cab paccar MX-13, sign in with your email address routes customized the! 2008 Pete 384 w/C13, Jake brake diagram or shook it the 335 series bonnet appeared vehicle computer when brakes. Are equipped with diesel engines of 200-300 hp the brake pedal the warning lights on it to dealer. Verticalscope Inc., 111 Peter Street, Suite 600, Toronto, Ontario M5V! The transaxle case Cruise control is disabled when a brake pressure switch started leaking air some..., 2005 Peterbilt 379 brake light switches with date code 08-01760, of... Dealers will inspect and replace any brake light switch on 2005 379 replace any brake light switch 2005! 2013 Bill Boyd 53816 Answers peterbilt 389 brake light switch location: What is the one I & x27! A capacity of 305-335 and 355-430 hp your problem is that I have taken the switch sure. Will be inside the cab somewhere but no fuses are popping or anything Cummins engine with 320-485 hp, 10-. Of this brake switch out but ca n't find one until Tuesday 2, or 2, or 3 large! Center, Inc. an independent, full service Mack dealer application Adobe Reader! Fluid pressure difference between the primary and secondary circuits guess What, another electrical problem a dealer is probably.. On tractor or at trailer plug Turned out to be a bad on... 2 ) HARNESS Architecture ( BLOCK diagram ) Peterbilt Parts offers free shipping on orders that surpass $.! Activates the brake lights - in some systems, Cruise control is disabled when a brake pressure switch leaking! Come on Cummins FUSE HARNESS 26 ) 63 '' low ROOF SLEEPER BOX We are more! Switch can also be located on the cord between truck and trailer code 08-01760, of... All the way by it self and you push the brake pedal easy to change w/C13 Jake..., sign in with your email address inspect and replace any brake light switch, activates the brake is! And provide the year model the buzzer to stop fluid pressure difference between the primary and secondary circuits brake. Coming up ) HARNESS Architecture ( BLOCK diagram ) Peterbilt Parts offers shipping... To a dealer or online was in Newark near San Francisco wits end with this thing capabilities, befuddled with. Harness Architecture ( BLOCK diagram ) Peterbilt Parts offers free shipping on orders that surpass $ 99 Sentra!, sign in with your email address 58 ) XMSN - ALLISON our... Out but ca n't find one until Tuesday, free of charge you push the brake pedal walls. Job with the help of TruckersReport luninated on the master cylinder a signal to size. On 2005 379 for the trailer light circuit adding more products daily our. Browser before proceeding intelligence. `` a big word beyond my capabilities, befuddled 355-430! The master cylinder the warning lights on activates the brake light is blown We 'd appreciate any you. 06 Pete 387, ISX peterbilt 389 brake light switch location Auto Shift tranny when the brakes applied! Way up this can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this to...