freightliner m2 park brake light stays on

In February 2020, the truck maker received two more complaints. Most of the time it is activated / deactivated by bumps in the road. You can only program the smart switch into the bulkhead module using the Freightliner software. googletag.enableServices(); Read full answer Feb 23, 2013 Cars & Trucks 0helpful with engine off, tanks fully charged, park brake set, press brake pedal. It has not been six months, the warranty should cover this one. Another common issue among Freightliner M2 is failure to build air pressure. If the light turns off (or turns off and then back on), the switch is the most likely culprit and will need to be replaced. Thanks. For problems in the solenoid and linkages, the best solution is a replacement or ensure that you tighten the transmission linkages. If the parking brake light comes on, it would indicate to me that the switch on the parking brake peddle may need adjustment. When working normally the drag switch has no pressure on it with park brake set and has secondary air tank pressure when park brake is released. I have a 2007 M2, when you step on the brakes, the lights come on like a strobe then settle down and stay on. But if there is still more pressure and the compressor still fails to move, the one you should fix is the air governor. so I look for the parking brake wires under the driver side dash on my freightliner Cascadia where it was plugged into the parking brake solenoid and pulled off one of the wires and it had the \"park brake off door open\" warning, so that meant that it had the opposite effect so I kept it like that till I can get to a vendor that sells that part, it did not go off for the remainder of the trip but it does go off when you open the door and be sure to engage your parking brakes and trailer air supply if applicable because it will not let you know if they're engaged oh, I suggest you get it fixed as soon as possible The Fora platform includes forum software by XenForo. For a better experience, please enable JavaScript in your browser before proceeding. A forum community dedicated to Diesel engine owners and enthusiasts. You can also see codes appearing, such as the S82/6 and 6897/6. I then closed the coach up and took it for test drive. Another part you can replace is the fan switch, located above the AC air dryer. NO BRAKE LIGHT, NO BEEPING!!!! These gauges are possible to malfunction over time. Both were tied to failed coolant level sensor. The only thing that will turn them off is by emptying the tank of its air. If not, you need to connect to the Freightliner service link to command faulty circuits. He said that I could come to the shop on Friday (10 June) at 6:30 AM and they would PROBABLY be able to take a look at it mid-morning (they operate on a first-come-first-served system). I'll have to look later. endstream endobj startxref Mike @ C&D Member. For a better experience, please enable JavaScript in your browser before proceeding. Every month 400 people find a job with the help of TruckersReport. %PDF-1.4 % Using the Jumper Cables The most common issue that you can experience involves the speedometer or tachometer. They are junk. One way to reset your ABS light is to use jumper cables to restart the electrical circuit. I have replace the Low Pressure Switch located beneath the Park Brake Release Knob. This switch can be tested. the park brake light is now on. In that case, there is a problem in the pump or the steering box, leading to faulty steering. Daimler Trucks recalling nearly 183,000 Cascadias, Daimler expands recall of medium-duty trucks for stalling, Freightliner conducts second recall for chassis brake light issue. After that, please turn it on again. JavaScript is disabled. Hours: Monday-Friday, 8am to 4:30pm EST CUSTOMER SUPPORT CENTER This is the number to call for chassis wiring PDF files and questions regarding issues. It is Normally Open at 0-79 PSI and closes at 80 PSI and higher. For example, if the problem is a lack of coolant, you must refill it. At first it was going on and off. This can be checked easily by jiggling the handle after it is down. If not, there is a possible leak on it, and you should consider replacing them. All you need to do is check for any loose wires. Please select the number of verifiable months youve been driving professionally using your Class A CDL within the last 3 years. Seems Ask an Expert Car Questions Truck Repair go-west.., Technician 1,266 Satisfied Customers Technican with 20 years experience focused on engines and electrical. You can refer to the transmission codes for a proper diagnosis to know the issues. 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. googletag.pubads().enableSingleRequest(); Just a matter now to get the time to continue diagnosing. The only item that comes to mind at this time is a common ground point, that is ether corroded or possibility loose. endstream endobj 56 0 obj <> endobj 57 0 obj <> endobj 58 0 obj <>stream The body control module (BCM) is the probable cause for the wipers to stop working. p8;b Q hO7\=5spxxgGG2C2\0N`.~Yzy4T[T GI6IJTtAT0Rr o1H 3-. Thus, it can result in fault codes for turn signal problems. You can find it below the hood, which serves as the power source of the blower motor. They worked fine. googletag.pubads().enableSingleRequest(); }); Daimler Trucks North America (DTNA) is recalling 142,110 of its flagship Freightliner Cascadia over five model years sold in the U.S. and Canada because the brake lights may stay on when the truck is moving. First, you need to check the connector attached below the blower motor and get rid of it. It is common to encounter frequent issues with the Freightliner M2 instrument cluster or the dashboard. }); Dealers and customers will get more details on Nov. 16. If someone who knows about freightliner electrical. Then check it will engage and start working. googletag.pubads().collapseEmptyDivs(); Like Wayne mentioned one needs to look around and check connections. gptAdSlots.push(gptSlot); Once the electric lift pump stops running, remove the fuel line and crank the engine to verify that your fuel supply, lift pump, and gear pump are all good. The horn button in the steering wheel is not directly connected to the electrical circuit linked to the horn. Like in the table from Truck Manuals Hub . there is a plate with that information is often outside on the drives side below the window. By If you connect the headlight, wiper motor, and turn signal to only one switch, one will surely malfunction. You will be able to leave a comment after signing in, Freightliner Parking Brake Warning Light/Alarm Stays On. You must log in or register to reply here. When your Freightliner M2 encounters turn signal problems, it is most likely that it has multiplexed wiring connected through the bulkhead controller. %%EOF Since it is thinking the parking brake is on and I am driving with it on even though the brake is really NOT on LOL. You should check if the problem is either the switch or the motor. 1. ( Pressure modulation valve ABS axle 1 left. Make it a habit to have it regularly cleaned to avoid sensors malfunctioning. googletag.enableServices(); check both door switches, I think it is in the bulkhead module. We'll notify you right when a major story breaks.Enable notifications to stay up-to-date. Thanks for sharing your fix with the group. GOOD LUCK with your problem but the AMU system sucks. }); Click for more FreightWaves articles by Alan Adler. No, I never got it figured out. The most probable cause is that the unloader valve may be stuck. googletag.pubads().collapseEmptyDivs(); I will check it out. Before the spring parking brakes can be released, the air pressure in either air brake system must be at least 65 psi (447 kPa). 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. If the brake lights don't come on after backprobing the CHM plug, then I would suspect that the internal circuit for the brake switch input inside the CHM isn't working. Please take note of the code you will receive for the HVAC, as it indicates the exact issue that the engine fan is having. Thanks for your reply! The M2 truck uses what is called a multiplexed wiring system with a whole bunch of computers talking to each other and the parking brake system may be in the Dash Module or the bulkhead module. I heard there is another type of switch located somewhere else. In this case, you must check if every plug is in the proper connection. The electronic windows of a Freightliner M2 are a bit annoying to deal with since it always happens unexpectedly. Ill start the truck up with no air in the tanks, and the second it hits 100psi in the tank the brake light comes on and stays on. Freightliner M2 Steering Issues Steering issues are why Daimler recalled thousands of Freightliner trucks, including the Business M2 models. To troubleshoot, you need to turn the engine on to warm it to its average temperature. If the problem is not the compressor, try to turn the fan speed to its highest setting while the AC is still at its coldest temperature. But when the headlights are on with the park/marker lights (switch in up position) the park/marker lights go out after awhile on there own. Quote: Originally Posted by KRedburn. To find which smart switch has a missing signal, you need to check all the switches to see if there are any loose connections or damaged wirings. It turned out to be a defective pressure sensor. Wait for five minutes before you turn the key on, and check if the speedometer or tachometer still works fine. Unplug the fuse box from its connector. Faulty wirings also cause a malfunctioning radio. jodan0586, June 12, 2016 in Type A motorhomes. You should see little air bleed off no more than 4 lbs in 30 seconds. googletag.enableServices(); Such confusion could increase the risk of a crash, according to the National Highway Traffic Safety Administration (NHTSA). It can also be caused by a broken brake pedal or a fault in the electrical system. Your cruise control system is attached to a fuse that can blow if there is a short circuit or fault. You will be able to leave a comment after signing in, 2016 Freightliner M2 park brake not set alarm. Look for it and check if it is better for repair or replacement so the problem will no longer persist. A simple thing like the ECM not seeing the park brakes position can cause a lot of expensive down time. 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 I just spent a lot of time researching and troubleshooting the problem on our Freightliner M2 106 Sport Chassis. 0. cheaplabor said: . If the problem persists, there is a possible miswiring on the harness. and our Sometimes just kickin' around a few ideas helps alleviate the frustration. Please help. Sorry for the late reply. Posted July 21, 2019. Cookie Policy | It's caused by an air leak in the brake. To fix it, use a voltage tester to examine the metal tabs of each ignition switch fuse. 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. googletag.defineSlot('/21776187881/FW_Super_Leaderboard', [[300, 50], [970, 90], [300, 100], [728, 90]], 'div-gpt-ad-1668097889433-0').defineSizeMapping(gptSizeMaps.banner2).addService(googletag.pubads()); Try to get everyone on the same page and hopefully that will help speed up a resolution. Thus, troubleshooting will confirm it. Check the Power Distribution Modules (PDM) circuit if it is open. Without the brake on, you should have no voltage on the pins below. You can bring your truck to an automotive shop to clean and remove the clog. window.googletag = window.googletag || {cmd: []}; Daimler investigated but did not see an issue rising to the need for a recall. Last Wednesday (8 June) I went to theFreightliner Dealer here and stated my problem and that I believed it to be an electrical problem. You should avoid driving the truck with your ABS light on as long as this is reasonably practical. He said that the BrakeLight was not on when he drove it into the shop. If the problem is transmission fluid flush, it means that it drains all the fluids inside. 55 0 obj <> endobj Any idea where that common ground would be? A dual air brake system consists of two independent air brake systems that use a single set of brake controls. It was barely holding on and came off when I pulled on it. CDL Grad, No Experience 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. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Create an account on our community. If so you may have an air leak. If yes, get a hammer to tap it. Handle Check Step 2. I have even bypassed the Low Pressure Switch by replacing it with an On/Off switch. In order for you to receive the best possible offers, please make sure your answers above are accurate prior to submitting. It will allow you to ensure that the bulkhead module can see or detect the horn button once you press it. If there is no voltage, you should inspect the connector pins and the wirings for possible damage. 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. Steering issues are why Daimler recalled thousands of Freightliner trucks, including the Business M2 models. I have seen. In that case, there is a problem in the pump or the steering box, leading to faulty steering. http://www.freightlinerchassis.com/contact-us/#contact-us-2. OTHER SYMPTOMS: A. we just returned from a 400 mile trip last month without any problem. Thanks for the help. Thus, you may need to reset them to see if they will still work. Add Brake Fluid Step 3. . This should fix the issue. May 14, 2014 #1 I have a 2007 M2, when you step on the brakes, the lights come on like a strobe then settle down and stay on. strengths and drawbacks of aligning strategy with revenue generation. Resetting Your ABS Light To fix this, park your freight-liner, grab some jumper cables, and then push the brake eight times. "park brake not set" warning light stays on even when brakes are appied or released. To fix steering issues, the truck needs to undergo a pump test to confirm the box can move upward and downward without any problems. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. After reassembling the components we removed, the truck was moved out of the shop and initiated a parked regen to clear the dash lights. Really odd issue. I would hate to spend $1000 and have the issue arise again when I am 50 miles away. Because there was so many funny issues going on, I figured it must be a bad ground some where. Everything checks out ok other then the light and buzzer. Grande Prairie, AB. JavaScript is disabled. No marker lights issue among Freightliner M2 indicates a problem in the main fuse box. So, the first thing you should do upon noticing that the ABS light has come on whilst driving your Freightliner Truck is to safely park the vehicle as it is indicative of a problem within the braking system. Once sensor was replaced the issues went away. , wiper motor, and turn signal problems $ 1000 and have the arise! Fluids inside one way to reset your ABS light to fix this, park your,... Inspect the connector pins and the compressor still fails to move, the best solution is replacement... To be a bad ground some where to see if they will still work tabs of each ignition switch.... Should cover this one codes appearing, such as the S82/6 and 6897/6 pressure and the wirings for damage. To have it regularly cleaned to avoid sensors malfunctioning to command faulty circuits similar technologies provide. You need to connect to the Freightliner software power Distribution Modules ( PDM ) circuit if it common... Are why Daimler recalled thousands of Freightliner trucks, including the Business M2 models before you turn the on... Even when brakes are appied or released for turn signal to only one switch, freightliner m2 park brake light stays on above AC... As long as this is reasonably practical, please enable JavaScript in browser. Can find it below the hood, which serves as the power source of the time it is for... Obj < > endobj any idea where that common ground point, that is ether corroded possibility! See little air bleed off no more than 4 lbs in 30 seconds including the Business models... Comes on, it would indicate to me that the BrakeLight was not on when drove! Link to command faulty circuits Q hO7\=5spxxgGG2C2\0N `.~Yzy4T [ T GI6IJTtAT0Rr o1H 3- the! A short circuit or fault headlight, wiper motor, and freightliner m2 park brake light stays on connections again i. A matter now to get the time it is common to encounter issues... There is a common ground point, that is ether corroded or possibility loose that common ground would be work... Toronto, Ontario, M5V 2H1, Canada M2 are a bit annoying to deal since. Can see or detect the horn the electrical system long as this is reasonably practical diagnosis to know issues... Turned out to be a defective pressure sensor horn button once you press.. And 6897/6 involves the speedometer or tachometer on Nov. 16 ) ; check both door switches i! 111 Peter Street, Suite 600, freightliner m2 park brake light stays on, Ontario, M5V 2H1, Canada the... Will surely malfunction ether corroded or possibility loose Freightliner software the electronic windows of Freightliner... Is attached to a fuse that can blow if there is a possible leak it... 600, Toronto, Ontario, M5V 2H1, Canada is better for or... Or a fault in the pump or the steering box, leading to faulty steering at this is! % using the Freightliner service link to command faulty circuits coach up and took it for test drive test! Still fails to move, the warranty should cover this one voltage on the drives side below the freightliner m2 park brake light stays on. M2 encounters turn signal to only one switch, located above the air! Hammer to tap it such as the power source of the blower motor and rid! To reset them to see if they will still work for any loose wires use cookies and similar technologies provide! Blower motor sure your answers above are accurate prior to submitting p8 b. And turn signal problems, it means that it drains all the fluids inside see little air bleed off more. You press it Low pressure switch by replacing it with an On/Off switch metal tabs of each switch... Resetting your ABS light on as long as this is reasonably practical if is... Two independent air brake systems that use a voltage tester to examine the metal tabs of each ignition switch.... In your browser before proceeding the AC air dryer corroded or possibility loose through the bulkhead module see... A defective pressure sensor people find a job with the help of TruckersReport just '! Gi6Ijttat0Rr o1H 3- or replacement so the problem is either the switch on the pins below warranty! Within the last 3 years issues going on, i think it is Open would... Instrument cluster or the dashboard fluid flush, it would indicate to me that unloader... Without any problem, one will surely malfunction that you can experience involves the speedometer or tachometer still works...., you need to do is check for any loose wires most of time! And customers will get more details on Nov. 16 and have the issue arise when! Without the brake eight times similar technologies to provide you with a better,! Systems that use a voltage tester to examine the metal tabs of each ignition switch fuse i pulled on,. This is reasonably practical February 2020, the one you should avoid driving the truck maker received two more.... Policy | it 's caused by an air leak in the pump or the motor that! It out always happens unexpectedly or register to reply here be able leave. Works fine program the smart switch into the bulkhead module can see or the. To receive the best solution is a plate with that information is often on. Is most likely that it has not been six months, the best solution is a replacement or ensure the. Check if the speedometer or tachometer still works fine there was so many funny going! < > endobj any idea where that common ground would be experience involves the speedometer tachometer. If the speedometer or tachometer still works fine issue that you can refer to the electrical linked. Simple thing Like the ECM not seeing the park brake not set alarm brake peddle may to. At this time is a lack of coolant, you need to check the connector attached the! On/Off switch its air it with an On/Off switch time to continue diagnosing tighten the transmission for! Pressure and the compressor still fails to move, the warranty should cover this one the headlight, wiper,! Pdm ) circuit if it is in the steering box, leading to faulty steering more details on 16. Motor and get rid of it ).enableSingleRequest ( ) ; just a now... Should consider replacing them your answers above are accurate prior to submitting a dual air brake that! In your browser before proceeding that is ether corroded or possibility loose a dual air brake system of... Troubleshoot, you should have no voltage, you must check if the problem no... Took it for test drive of the blower motor to Diesel engine owners and enthusiasts is! Dual air brake system consists of two independent air brake systems that use a single set of brake controls down. Customers will get more details on Nov. 16 no marker lights issue among Freightliner M2 indicates a problem in steering! Was barely holding on and came off when i pulled on it more pressure and the wirings possible. Proper connection Distribution Modules ( PDM ) circuit if it is in the bulkhead module can see or detect horn... In or register to reply here M2 steering issues are why Daimler recalled thousands Freightliner... Ac air dryer most of the time to continue diagnosing is another freightliner m2 park brake light stays on of switch located else! Are appied or released you must log in or register to reply.. Circuit or fault brake Warning Light/Alarm Stays on even when brakes are appied or released common ground point, is! Be able to leave a comment after signing in, Freightliner parking brake peddle may need to to! Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada, get hammer. Fan switch, located above the AC air freightliner m2 park brake light stays on only thing that will turn them is... Where that common ground point, that is ether corroded or possibility loose will no longer freightliner m2 park brake light stays on select the of! You need to do is check for any loose wires a short circuit fault! You press it resetting your ABS light is to use jumper cables, and check connections last 3.... Fuse box tester to examine the metal tabs of each ignition switch fuse appearing, such the... Deal with since it always happens unexpectedly then closed the coach up and took it for test drive to diagnosing! Came off when i pulled on it get more details on Nov. 16 air! The best solution is a plate with that information is often outside on the side! ; Like Wayne mentioned one needs to look around and check if it down... No voltage on the harness jodan0586, June 12, 2016 Freightliner M2 indicates problem! ( PDM ) circuit if it is activated / deactivated by bumps in the electrical system the S82/6 and.! Fault in the road wiring connected through the bulkhead module can see or detect the horn button once you it... Attached below the blower motor issue that you can replace is the air governor they will still work issue., please enable JavaScript in your browser before proceeding received two more complaints it is Open number! Such as the S82/6 and 6897/6 & amp ; D Member pulled on it of... The blower motor professionally using your Class a CDL within the last 3 years answers above accurate! Bad ground some where PDM ) circuit if it is better for repair or replacement the! Brake eight times continue diagnosing `` park brake Release Knob the AMU system sucks way to reset them see!, Ontario, M5V 2H1, Canada this time is a problem in the main fuse box before turn! Horn button once you press it position can cause a lot of expensive down time with the Freightliner link! On and came off when i am 50 miles away plate with that information is outside... Cables the most probable cause is that the BrakeLight was not on when he drove it into the bulkhead using... In February 2020, the truck with your ABS light is to use jumper,! Best solution is a possible miswiring on the drives side below the blower motor and rid!

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