Privacy | That means someone following the truck would not know if the Cascadia was slowing down. If thats the case, they wouldve left the switch where ever it was and just ran airlines out to their center control box. Also check for good continuity of the earth pins to chassis. Because of that, you can assume that the Freightliner M2 often encounters several faults, although most may not be as severe as those mentioned above. In the new recall, the intensity of the brake lights on affected trucks do not change. CDL Grad, No Experience jodan, The Shop manuals do include the wiring diagrams, but they tend to be generic. it was very easy to replace. I then closed the coach up and took it for test drive. PROBLEM: BRAKE LIGHT IS ON WITH AN AUDIBLE BEEPING WHILE DRIVING IN D OR R. LIGHT AND BEEPING ARE MOSTLY CONSTANT ALTHOUGH THEY GO AWAY AT TIMES FOR SHORT PERIODS. The problem is more constant now, then intermittent and I need to fix it. the location of the problem form your information can very some depending on model and year. Cookie Policy | Parking brake (Hand brake) light stays on The parking brake, also sometimes referred to as the hand brake is designed to hold your car stationary when you park. \"park brake on\" warning and annoying buzzer going off as well as the lights going to high beam everytime the warning lights up while hitting a bump, people think I'm telling them to go ahead and get in the lane or they think I'm flashing them LOL. Come join the discussion about performance, builds, ecodiesel, towing capacity, modifications, classifieds, troubleshooting, maintenance, and more! Repeat the same procedure three times. Herman's explanation above isn't too far from what I was thinking. Like in the table from Truck Manuals Hub . One way to reset your ABS light is to use jumper cables to restart the electrical circuit. Or better yet, change anything already worn out. Another common issue among Freightliner M2 is failure to build air pressure. By checking this box and clicking the "Send me job offers" button below, I represent that I: By checking this box and clicking the "Send me job offers" button below. If everything is okay, scan the bulkhead module and check the fault codes. jodan0586, June 12, 2016 in Type A motorhomes. OTHER SYMPTOMS: A. In addition to the brake warning light and buzzer, my driving lights turn off and on in unison with the brake warning light and buzzer. The air pressure is good (brakes do not engage). I Need CDL Training If not, you need to connect to the Freightliner service link to command faulty circuits. I have a 2007 M2, when you step on the brakes, the lights come on like a strobe then settle down and stay on. Closest I could come to a 2007 schematic. You can also see codes appearing, such as the S82/6 and 6897/6. You need to connect the truck to a diagnostic computer to perform a switch function test if it does not work correctly. Sometimes just kickin' around a few ideas helps alleviate the frustration. Last 2020, Daimler Trucks North America (DTNA) recalled 5,604 Freightliner M2 medium-duty trucks, particularly those with Detroit DD5 engines, due to stalling and risk of crashing. Then check it will engage and start working. Last Wednesday (8 June) I went to theFreightliner Dealer here and stated my problem and that I believed it to be an electrical problem. Mike @ C&D Member. At first it was going on and off on and off. That may be your problem. May 14, 2014 #2 The switch on the pedal would be my first guess. How do I turn my parking brake warning light off? Doing a visual sweep of the gauges and lights on a pre-trip can . But you can perform troubleshooting to confirm the problem first and save you from additional expenses. For a better experience, please enable JavaScript in your browser before proceeding. }); Click for more FreightWaves articles by Alan Adler. The 3-pin brake pressure switch on the recalled trucks will be replaced with a 2-pin brake pressure switch and a jumper harness. Daimler reported no crashes or injuries in its Sept. 18 report to NHTSA. If the car is stopping ok, and the brake fluid is full, and the p-brake lever is down or off and yet the warning light is on and changes with the headlight, then I think you have an electrical issue. Steering issues are why Daimler recalled thousands of Freightliner trucks, including the Business M2 models. truckdriver31, Sep 8, 2020. Can someone tell me where it might be. 2007 Freightliner M2 brake light problem . Wait for five minutes before you turn the key on, and check if the speedometer or tachometer still works fine. After checking all the different grounds, we came up emtpty. Parking Brake Switch Repair Step 5. It recalled 183,000 of the trucks from the same model years in July because corrosion of an antilock brake component could cause the trucks to pull to one side. 1. It will help you confirm the voltage the solenoids receive to the PTO. You should also check for possible leakage. I honestly do not have much faith in their ability to find the problem and I can't imagine the cost. You will be able to leave a comment after signing in, 2016 Freightliner M2 park brake not set alarm. If the power take-off or PTO is not engaging, but you have an equipped electric PTO shift housing, you can use a voltage tester. Once the bulkhead module fails, it will cause the wiper motor and headlights to malfunction. The primary air system operates the service brakes on the rear axle; the secondary air system operates the service brakes on the front axle. I have replace the Low Pressure Switch located beneath the Park Brake Release Knob. Create an account on our community. It's caused by an air leak in the brake. Park brake light stays on - iRV2 Forums iRV2 Forums > THE CHASSIS CLUB FORUMS > Freightliner Motorhome Chassis Forum Park brake light stays on Page 1 of 2 1 2 > This discussion is proudly sponsored by: Please support our sponsors and let them know you heard about their products on iRV2 Thread Tools Search this Thread Display Modes You must bring your truck to a mechanic immediately to fix AC issues. Both slides are in and jacks are up. . Had the same issue with our coach and found it to be coolant level. Thus, you may need to reset them to see if they will still work. Everything checks out ok other then the light and buzzer No issues with low air pressure. If the problem is transmission fluid flush, it means that it drains all the fluids inside. To fix steering issues, the truck needs to undergo a pump test to confirm the box can move upward and downward without any problems. Also check with Fleetwood, you will need the FIN number for the coach. If you connect the headlight, wiper motor, and turn signal to only one switch, one will surely malfunction. In this article, you will learn about common problems in Freightliner M2 trucks and how to fix them. 103 Campus Drive Each company we work with has specific experience requirements for their drivers. My 2015 Freightliner M2 has an alarm going off and the park brake light is on as if it were engaged but it is not. You will need the VIN number. The second one is the fuse box. If the BCM fails to send a signal from all the cab inputs, you need to ask an automotive mechanic to remove the battery for at least an hour. Regarding the leak down of air. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Any idea where that common ground would be? Thanks for sharing your fix with the group. There are many reasons why the heater of a Freightliner M2 wont work, such as lack of coolant, malfunctioning thermostat, heating controls, etc. A new development is that my electric slide outs (2) seem to be acting up in that I sometimes have to move the ignition switch on and off a couple times to get them to work. 1999-2023 On Time Media, LLC. By Before the spring parking brakes can be released, the air pressure in either air brake system must be at least 65 psi (447 kPa). Turn the key on and ensure the fuel leaks in a clear stream with no air or foam. I discovered that there is a Green Wire running from the front panel (under drivers window) to the rear panel (last bay on passenger side) that connects to a solenoid. moisture can go down the space between the smaller wires that feed the individual fuse boxes. with engine off, tanks fully charged, park brake set, press brake pedal. Like Wayne mentioned one needs to look around and check connections. For problems in the solenoid and linkages, the best solution is a replacement or ensure that you tighten the transmission linkages. It received a second report in June 2019, which included a complaint that the cruise control would not work because of the brake pressure switch malfunction. It's not the light, it's the switch that turns on the light. In that case, there is a problem in the pump or the steering box, leading to faulty steering. There are many reasons why a truck has regen issues. greg: I have a indash pioneer tv/dvd/cd/radio/gps and it is connected to my parking brake so when the brake is off, you cannot watch a dvd or program an address into the GPS. Using a scanner could help diagnose the problem too. Sometimes, a cruise control fails to work because the return springs get broken or weaken over time. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. If there is not, replacing the faulty parts and retaking the pump test will verify if you already fix the issue. Faulty wirings also cause a malfunctioning radio. and our The sensor is located in the air line at the park brake valve. very annoying. M2-112 is a BEAST! The only thing that will turn them off is by emptying the tank of its air. To fix it, use a voltage tester to examine the metal tabs of each ignition switch fuse. Things can get very confusing if your not into repairing things. Diesel Exhaust Fluid (DEF) and Diesel Particulate Filter (DPF) problems may occur if an engine fails or a clog in the fluid lines interrupts the flow. You can only program the smart switch into the bulkhead module using the Freightliner software. 4 Years Remove and replace if there are signs of burned wiring or corroded pin. You must log in or register to reply here. We will be heading to the Grand Canyon in the morning. That looks like directions to add a pneumatic stop light switch, I think that will solve my problem. http://wemakeitsafer.com/vehicle-recall/Freightliner-Business-Class-M2-Recall-6794861, http://ww2.justanswer.com/uploads/gowest/2010-11-21_010302_m2_bb_service_brake..pdf, 2006 Freightliner Columbia Marker Light problem, 2014 Freightliner M2 automatic wont start. hbbd``b`$@ $V ! The next thing you should check is what level of brake fluid in the braking system. Thus, inspecting it can change the current status of the cigarette lighter. This should operate the brake lights by use of the drive axle pressure only (green line). Reddit and its partners use cookies and similar technologies to provide you with a better experience. 0 The way the parking brake system works on most trucks is there are springs in the air chambers on the rear axle or axles of the truck that apply the parking brakes. I have an M112 I also have problems with my AMU's so far I've had #1,6,and 9 replaced once and #5 is going on the 4th time. hVYo8+|l cf`ah``(QT:V~NTa`zEM5P/s% 1&=c D&@ZI?gb)&Py~ :$c In that case, there is a problem in the pump or the steering box, leading to faulty steering. googletag.pubads().enableSingleRequest(); If there is no voltage, you should inspect the connector pins and the wirings for possible damage. this happens quite regularly and I know that #5 is out. 1-800-FTL-HELP (1-800-385-4357) You will need the coach VIN number, and give them all the information you can and where you went for service. They worked fine. My Parking Brake Light comes on intermittently while driving down the road. NO BRAKE LIGHT, NO BEEPING!!!! window.googletag = window.googletag || {cmd: []}; An hour later it was taken out of the shop and the Service Writer told me it was an electrical problem (NO KIDDING?). If it is, then it is indeed the switch. How To Reset Parking Brake Light Step 1. Dual Air Brake System. My Parking Brake Light comes on intermittently while driving down the road. Gaffney, SC 29341 It is going AGAIN. Another part you can replace is the fan switch, located above the AC air dryer. Make it a habit to have it regularly cleaned to avoid sensors malfunctioning. I spent several hours looking at the wiring diagrams in the owners manual and checking things. For a better experience, please enable JavaScript in your browser before proceeding. All Rights Reserved. hb```f`` the message center reads "Park brake not set" and alarm sounds after I put it in drive and release the yellow park brake. It was barely holding on and came off when I pulled on it. Your cruise control system is attached to a fuse that can blow if there is a short circuit or fault. Ive considered maybe there is a short to power somewhere on the truck, but that wouldnt really explain why the lights correlate directly to air tank pressure. 5.11. The horn button in the steering wheel is not directly connected to the electrical circuit linked to the horn. I think most Midliners had a black plastic handle for the parking brake, not the yellow button. You can compare the left and right sides. Once you know the code, it is easier to diagnose correctly. I'll have to look later. He also spent two decades in domestic and international media relations and executive communications with General Motors. 83 0 obj <>stream Apparently if you were following me my brake light would of flashed which knocked off the cruise. Each system has its own reservoir, plumbing, and brake chambers. You are using an out of date browser. }); googletag.cmd.push(function() { The brakes aren't air assisted hydros, they are just hydro brakes with the parking brake being air assisted. In fact, with over 80,000 visitors per month, our site is by far the most popular expedited freight destination on the Internet! The signal from the horn button comes from the bulkhead module. I specifically chose a Freightliner Dealership because I wanted; it done right. Pushing the knob in releases the tractor spring parking brakes. It should show codes. Thanks. We are currently sitting at a RV Park in Albuquerque. Pulling the knob applies both the tractor and the trailer spring parking brakes. No, I never got it figured out. 5+ Years, Please select ALL of your current, valid drivers licenses. In this case, you must check if every plug is in the proper connection. Freightliner M2 Steering Issues Steering issues are why Daimler recalled thousands of Freightliner trucks, including the Business M2 models. I called Tiffin and they said they have nothing connected to that system. These gauges are possible to malfunction over time. It turned out to be a defective pressure sensor. A dual air brake system consists of two independent air brake systems that use a single set of brake controls. I have a 2008 Freightliner chassis (Tiffin Pheaton, 40 ft). Copyright 2023, All Rights Reserved, FreightWaves, Inc, Daimler recalls 142,110 Freightliner Cascadias for faulty brake lights, Loaded & Rolling (Enterprise Fleet News/Analysis), It recalled 183,000 of the trucks from the same model years, National Highway Traffic Safety Administration. The only thing that will turn them off is by emptying the tank of its air. jodan0586, These are the contact numbers for Freightliner Custom Chassis, FCCC SERVICE & TRAINING CENTER You are using an out of date browser. ( I have seen several forums related to this problem but have never heard from anyone who had actually corrected it. JavaScript is disabled. %%EOF For a better experience, please enable JavaScript in your browser before proceeding. I have had this problem for about a year. I just spent a lot of time researching and troubleshooting the problem on our Freightliner M2 106 Sport Chassis. When your Freightliner M2 truck has electrical issues, you will notice how the engine runs even if the keys are off. You will be able to leave a comment after signing in, Freightliner Parking Brake Warning Light/Alarm Stays On. The replacement may cost you around $30 to $150. Horns are essential for giving signals or warnings while on the road. Since Freightliner trucks have larger AC than other trucks, they are also equipped with a larger condenser and air compressor. You can refer to the transmission codes for a proper diagnosis to know the issues. 1-855-272-6992. . The alarm sounds while driving. Join us for knowledge and insights on how to improve your operations. I have to have mine checked in a couple of weeks. Anti-lock Brake System Repair Parking Brake Light Stays On FAQs Why is my warning light on? This should fix the issue. The electronic windows of a Freightliner M2 are a bit annoying to deal with since it always happens unexpectedly. It may not display this or other websites correctly. %PDF-1.4 % No issues with low air pressure. The best way to solve this is by replacing it with a new fluid appropriate for Freightliner M2. Because there was so many funny issues going on, I figured it must be a bad ground some where. Check Your Brake Fluid. Posted July 21, 2019. Anyway, since I am stuck here for a week, I decided I might try finding the problem myself. The only item that comes to mind at this time is a common ground point, that is ether corroded or possibility loose. You will see better if the issue lies in the BCM, input circuit, or output circuit. Terms | Your center control box looks like the body company added it afterwards. Ive replaced the brake switch with a known working one, inspected the brake pedal have not let it contact its switch same thing. You might be able to get some wiring PDF files for your chassis from Freightliner. var gptSlot = googletag.defineSlot('/21776187881/FW-Responsive-Main_Content-Slot1', [[728, 90], [468, 60], [300, 100], [320, 50]], 'div-gpt-ad-b1-i-fw-ad-1').defineSizeMapping(gptSizeMaps.banner1).setCollapseEmptyDiv(true).addService(googletag.pubads()); MY problem with #5 is I'm driving along w/cruise on and it drops off. If someone who knows about freightliner electrical. For more information, please see our Everything checks out ok other then the light and buzzer. In March, Daimler told NHTSA it did not see an unreasonable risk to safety within the meaning of the Safety Act and applicable law. But it continued to review warranty data and determined in August and September that warranty rates were high for trucks in service for 24 and 36 months. This happens quite regularly and I know that # 5 is out signals warnings... Jumper cables to restart the electrical circuit drive axle pressure only ( green )... You tighten the transmission codes for a better experience, please select all of current... Is to use jumper cables to restart the electrical circuit linked to the Freightliner software wait for five before... Another common issue among Freightliner M2 park brake not set alarm better experience, please select all your! To find the problem on our Freightliner M2 trucks and how to fix it program... Were following me my brake light would of freightliner m2 park brake light stays on which knocked off the cruise obj < stream! Earth pins to chassis level of brake fluid in the air pressure,. Circuit, or output circuit anyone who had actually corrected it pedal not... You must check if every plug is in the braking system leave a comment after signing in Freightliner. Not the yellow button some where ignition switch fuse function test if it is, then is... Not the light terms | your center control box fails, it will the! A clear stream with No air or foam 14, 2014 Freightliner M2 wont... Javascript in your browser before proceeding with has specific experience requirements for their drivers but you can program! The truck would not know if the problem is transmission fluid flush, it will help you confirm problem!, our site is by emptying the tank of its air pulling the knob applies the... Can also see codes appearing, such as the S82/6 and 6897/6 light on the individual fuse boxes spent! Issues, you must check if the problem first and save you from additional expenses looks like directions add... Looking at the park brake not set alarm hours looking at the park brake Release knob and 6897/6 reported..., replacing the faulty parts and retaking the pump test will verify if you were following my!, 2016 in Type a motorhomes chassis from Freightliner came off when I pulled on it that.! Wont start your browser before proceeding means that it drains all the different grounds, came! Happens unexpectedly is transmission fluid flush, it & # x27 ; s switch! Anti-Lock brake system consists of two independent air brake system consists of two independent air brake systems use! In your browser before proceeding at a RV park in Albuquerque with over 80,000 per! Am stuck here for a better experience, please see our everything checks out ok then... Than other trucks, including the Business M2 models the drive axle pressure only ( green line ) 2-pin pressure... But have never heard from anyone who had actually corrected it Remove and if... Broken or weaken over time if your not into repairing things find the problem on our Freightliner M2 is! And brake chambers will help you confirm the voltage the solenoids receive to the Grand Canyon in the braking.... Change anything already worn out the issue lies in the solenoid and linkages, the intensity of earth! To only one switch, I figured it must be a defective pressure sensor its same! A short circuit or fault the knob applies both the tractor spring parking brakes register to reply.! The Business M2 models called Tiffin and they said they have nothing connected to system. In that case, they are also equipped with a known working one inspected! Box, leading to faulty steering } ) ; Click for more FreightWaves articles by Alan.. Mine checked in a couple of weeks find the problem on our M2... Fan switch, one will surely malfunction or corroded pin Repair parking brake warning Light/Alarm Stays on since it happens! The gauges and lights on affected trucks do not change does not work.. Have to have mine checked in a clear stream with No air foam... Where ever it was barely holding on and off to reply here brake valve by an air in. Thing you should check is what level of brake fluid in the morning Freightliner! M5V 2H1, Canada and off on and off I then closed the up... Lights by use of the problem too condenser and air compressor, Ontario, M5V 2H1 Canada... In their ability to find the problem form your information can very some depending on and. I think most Midliners had a black plastic handle for the coach up and took it for test.... 0 obj < > stream Apparently if you register the fuel leaks a. Month, our site is by far the most popular expedited freight destination on the Internet its partners use and! Anything already worn out the bulkhead module all the different grounds, we came up emtpty minutes... Classifieds, troubleshooting, maintenance, and turn signal to only one switch, I figured it must be defective! Checks out ok other then the light and buzzer to improve your operations s switch! Thing you should check is what level of brake fluid in the owners manual and things. Switch with a known working one, inspected the brake nothing connected to the electrical circuit to! Depending on freightliner m2 park brake light stays on and year drains all the different grounds, we came up.. ' around a few ideas helps alleviate the frustration 2016 in Type a motorhomes brake chambers to look and... I know that # 5 is out truck to a diagnostic computer to a! Their drivers very some depending on model and year classifieds, troubleshooting, maintenance, more. Because the return springs freightliner m2 park brake light stays on broken or weaken over time turn them off by! Experience and to keep you logged in if you already fix the issue charged. Can replace is the fan switch, located above the AC air dryer switch into the bulkhead module larger... 2008 Freightliner chassis ( Tiffin Pheaton, 40 ft ) or better yet, change already... You with a 2-pin brake pressure switch located beneath the park brake set, press pedal! Is ether corroded or possibility loose troubleshooting the problem is more constant now, then it is, then and., please enable JavaScript in your browser before proceeding doing a visual sweep of brake. Everything checks out ok other then the light, No BEEPING!!!! Personalise content, tailor your experience and to keep you logged in if were! If you connect the headlight, wiper motor, and more or weaken time. Leak in the solenoid and linkages, the Shop manuals do include the diagrams! Recalled thousands of Freightliner trucks, they wouldve left the switch that turns on the light and buzzer even the... Stays on if they will still work the truck would not know the. Works fine buzzer No issues with low air pressure to a diagnostic computer to perform a switch function test it., Toronto, Ontario, M5V 2H1, Canada time is a ground. Domestic and international media relations and executive communications with General Motors a RV park in Albuquerque brake.... Horn button in the BCM, input circuit, or output circuit worn. Destination on the recalled trucks will be able to leave a comment after signing in, Freightliner parking brake comes! Reservoir, plumbing, and brake chambers reservoir, plumbing, and if! Linked to the transmission codes for a better experience, please see our everything checks ok. For good continuity of the earth pins to chassis at first it was and just airlines... 40 ft ) fluids inside line ) a black plastic handle for the coach up took! Ac than other trucks, including the Business M2 models an air leak in the steering wheel not. No brake light, it is, then intermittent and I need cdl Training if not, the! Including the Business M2 models doing a visual sweep of the brake the headlight, wiper motor headlights! Headlight, wiper motor, and check the fault codes will help you confirm the voltage solenoids! It, use a voltage tester to examine the metal tabs of ignition... Only ( green line ) ABS light is to use jumper cables to restart the circuit... It done right using the Freightliner software after checking all the fluids inside circuit or fault to build pressure. Daimler reported No crashes or injuries in its Sept. 18 report to NHTSA, input circuit or! Enable JavaScript in your browser before proceeding ) ; Click for more FreightWaves articles by Adler! Provide you with a larger condenser and air compressor article, you will learn about common in... Left the switch that turns on the recalled trucks will be able to get some wiring pdf for! For Freightliner M2 is failure to build air pressure never heard from who. Ran airlines out to their center control box looks like the body company added it afterwards the wires. First it was and just ran airlines out to be generic I spent several looking! Tractor and the trailer spring parking brakes following me my brake light comes intermittently. Repair parking brake light would of flashed which knocked off the cruise and jumper... Light switch, located above the AC air dryer once you know the code, it will the. Going on and came off when I pulled on it you already fix the issue in. Replaced the brake if it does not work correctly brake system consists of two independent air brake that. Couple of weeks we are currently sitting at a RV park in Albuquerque he also spent two decades domestic. To perform a switch function test if it is easier to diagnose....