The most common reasons why it happens are the mechanical engine system is not responding or misaligned, issues with the bulkhead module, and missing smart switch. Thanks. 3 Years This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. The most common ones are clogged DPF, EGR fault codes, and the VGT turbo operation. If not, there is a possible leak on it, and you should consider replacing them. Pulling the knob applies both the tractor and the trailer spring 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. googletag.cmd.push(function() { The ABS, brake lights, tail lights, parking brake, and warning sirens may also go haywire. All Rights Reserved. P: 855-253-0421 You should see little air bleed off no more than 4 lbs in 30 seconds. After5 hoursit was taken into the shop and the mechanicasked me what the problem was. Pushing the knob in releases the tractor spring parking brakes. 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. endstream endobj startxref An hour later it was taken out of the shop and the Service Writer told me it was an electrical problem (NO KIDDING?). This may sound way off the wall, but how is the coolant level in your radiator? Most of the time, the wiper will start working again after that troubleshooting method. 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. 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). The most common issue that you can experience involves the speedometer or tachometer. Cookie Notice 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. 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. I will also call Gaffney and also try to get wiring diagrams. I have a 2016 Jayco Seneca Freightliner M2 chassis. go-west.. is online now Continue If the parking brake is otherwise functioning properly but this morning light is coming on, I suspect that the problem is either going to be in the wiring harness or part brake light switch on the truck, and possibly a problem with the software or programming within the bulkhead module that would require dealer level programming to the bulkhead Awhile back I had a bad parking brake release valve. Success! (iqEmHLwm}YF0d"ba,Lr|E8f`~H ,R8+biSB5>"8PfQ`3I`2$d>gS)bG(+G_G1{ !gGt=@W^nMb^iboDxRb{VL'x/=n+KOF/`+(d` No issues with low air pressure. I have a 2008 Freightliner chassis (Tiffin Pheaton, 40 ft). If the problem persists, there is a possible miswiring on the harness. %%EOF You should check if the problem is either the switch or the motor. No marker lights issue among Freightliner M2 indicates a problem in the main fuse box. 0. cheaplabor said: . Sep 18, 2013. You are using an out of date browser. Excessive loads on its output can lead to a short VBAT1 power supply to the chassis module. You can also check for air leaks, as they can worsen the current issue of your truck. I have a 2016 Jayco Seneca Freightliner M2 chassis. 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. Another part you can replace is the fan switch, located above the AC air dryer. }); Click for more FreightWaves articles by Alan Adler. The Fora platform includes forum software by XenForo. the message center reads "Park brake not set" and alarm sounds after I put it in drive and release the yellow park brake. Before the spring parking brakes can be released, the air pressure in either air brake system must be at least 65 psi (447 kPa). One way to reset your ABS light is to use jumper cables to restart the electrical circuit. Mine was a three wire sensor and I understand there is a two wire sensor that was also used. The primary air system operates the service brakes on the rear axle; the secondary air system operates the service brakes on the front axle. #1 I have a 2007 M2 Freightliner that just started yesterday driving down the road with the brake light on the dash on and the low pressure buzzer on while driving. 42-64 Accessing a Service Brake Light Signal on M2 Vehicles Freightliner Service Bulletin FLA COE FLB COE FLD Conventional Business Class FLC 112 Conventional Century Class Conventional Argosy COE Cargo Columbia Coronado > Business Class M2 Cascadia Page 2 Freightliner Service Bulletin, September 2014 . hb```f`` If the brake lights illuminate then there may be a pinched/kinked line in the steering axle circuit. THE HEAD LIGHTS DO ILLUMINATE WHEN SELECTED. Regarding the leak down of air. No, I never got it figured out. It turned out to be a defective pressure sensor. Now it just stays on and buzzes very annoying. May 14, 2014 #2 The switch on the pedal would be my first guess. Join us for knowledge and insights on how to improve your operations. "park brake not set" warning light stays on even when brakes are appied or released. You must bring your truck to a mechanic immediately to fix AC issues. Or better yet, change anything already worn out. The only item that comes to mind at this time is a common ground point, that is ether corroded or possibility loose. I have a 2016 Freightliner M2, and am getting an error code on the dash saying "park brake not set" Also the gauges are not working, (tachometer, speedometer, oil pressure, temp etc) I live 6 hours from a dealer, so driving it there might be a risk. 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. Herman's explanation above isn't too far from what I was thinking. googletag.pubads().enableSingleRequest(); The electronic windows of a Freightliner M2 are a bit annoying to deal with since it always happens unexpectedly. Those AMU's go out on a regular basis. Things can get very confusing if your not into repairing things. I heard there is another type of switch located somewhere else. Since Freightliner trucks have larger AC than other trucks, they are also equipped with a larger condenser and air compressor. when I disconect the wires from the module the b5a pin from the module is. It will then process the command allowing the horn to blow. window.googletag = window.googletag || {cmd: []}; Once you know the code, it is easier to diagnose correctly. At first it was going on and off. Also check with Fleetwood, you will need the FIN number for the coach. As you turn on the key, test all the fuses to see if there is power on both sides. Your center control box looks like the body company added it afterwards. Its hard to drive in cold weather if the heater on your truck is not working well. Like Wayne mentioned one needs to look around and check connections. Sorry for the late reply. ExpeditersOnline.com is the Internet's leading information and resource provider for the expedited transportation industry. I also forgot to mention that I have hydraulic brakes, just the parking brake is air. Most of the time it is activated / deactivated by bumps in the road. "a-&F# \ 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. Bad Switch: One common reason for the Parking Brake light to stay on is a failing or failed switch. Freightliner M2 Steering Issues Steering issues are why Daimler recalled thousands of Freightliner trucks, including the Business M2 models. You need to connect the truck to a diagnostic computer to perform a switch function test if it does not work correctly. Do you have a Freightliner repair shop that would work on RV chassis in your area ? Short of turning the radio up louder and putting a piece of tape over the light,,your pretty much stuck with getting it fixed. They worked fine. googletag.enableServices(); Thus, they are more prone to encounter problems. Some drivers experienced difficulty when steering left or right. and our Thus, you may need to reset them to see if they will still work. Show Content. googletag.enableServices(); How do I turn my parking brake warning light off? It may not display this or other websites correctly. It is Daimlers second high-volume recall of the Cascadia in less than three months. They are junk. Resetting Your ABS Light To fix this, park your freight-liner, grab some jumper cables, and then push the brake eight times. 2 Years I think most Midliners had a black plastic handle for the parking brake, not the yellow button. Did you read the problem? When it gets to about 50 PSI the lights turn off. We are currently sitting at a RV Park in Albuquerque. It's easy! GOOD LUCK with your problem but the AMU system sucks. they stay on. 64 0 obj <>/Filter/FlateDecode/ID[<44E23472F9DBAB842FF6B9B1997B2A0E>]/Index[55 29]/Info 54 0 R/Length 61/Prev 147864/Root 56 0 R/Size 84/Type/XRef/W[1 2 1]>>stream After checking all the different grounds, we came up emtpty. When it comes to transmission problems in Freightliner M2, you will often encounter transmission leaks, fluid flush, solenoid replacement, and transmission linkage. http://www.freightlinerchassis.com/contact-us/#contact-us-2. 21K views 3 years ago "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. There are many reasons why the heater of a Freightliner M2 wont work, such as lack of coolant, malfunctioning thermostat, heating controls, etc. "park brake not set" warning light stays on even when brakes are appied or released. ( I have seen several forums related to this problem but have never heard from anyone who had actually corrected it. You can reflash the bulkhead module. Sometimes it starts immediately after puttingthe transmission in Drive (after releasing the brake). So I have a 2016 108SD Recycle truck and the brake lights are stuck on. 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. Both were tied to failed coolant level sensor. Really odd issue. 103 Campus Drive Remove and replace if there are signs of burned wiring or corroded pin. The alarm sounds while driving. The common mechanical problems in a Freightliner M2 include faulty transmission, steering, and AC components. }); 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. I have had this problem for about a year. \"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. If not, you need to connect to the Freightliner service link to command faulty circuits. I spent several hours looking at the wiring diagrams in the owners manual and checking things. endstream endobj 56 0 obj <> endobj 57 0 obj <> endobj 58 0 obj <>stream we have a 2006 frieghtliner m2 ,c7 cat ,2000 series auto trans with air brakes in shop with a parking brake valve problem.the way it is supposed to work is when the shifter is placed in park position the parking brake valve pops and applies parking brake,while in park position you should not be able to release the parking brake.the problem is you If it occurs, you need to inspect the check engine light (CEL) since it can disable the process of DPF regen. If the problem is transmission fluid flush, it means that it drains all the fluids inside. googletag.defineSlot('/21776187881/fw-responsive-main_content-slot3', [[728, 90], [468, 60], [320, 50], [300, 100]], 'div-gpt-ad-1665767553440-0').defineSizeMapping(gptSizeMaps.banner1).addService(googletag.pubads()); Any ideas??? If not, then it is probably the motor. You can find it below the hood, which serves as the power source of the blower motor. Read full answer Feb 23, 2013 Cars & Trucks 0helpful Thus, it can result in fault codes for turn signal problems. Both slides are in and jacks are up. }); googletag.cmd.push(function() { 5.11. The repair cost for the AMU is around $250. Come join the discussion about performance, builds, ecodiesel, towing capacity, modifications, classifieds, troubleshooting, maintenance, and more! In that case, there is a problem in the pump or the steering box, leading to faulty steering. In the new recall, the intensity of the brake lights on affected trucks do not change. To fix it, use a voltage tester to examine the metal tabs of each ignition switch fuse. Low voltage or VBAT1 is the problem of a faulty headlight. googletag.cmd.push(function() { 1-800-FTL-HELP (1-800-385-4357). gptAdSlots.push(gptSlot); Such confusion could increase the risk of a crash, according to the National Highway Traffic Safety Administration (NHTSA). Or is there any other conditions that tend to affect the alarm ? 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. Set the fan speed at its low setting while turning the AC to its lowest temperature. 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. To fix it, look for the AMU found on the frame cross member near the rear axle. Thus, inspecting it can change the current status of the cigarette lighter. CDL Grad, No Experience 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. Signs of burned wiring or corroded pin of the brake lights on affected trucks do not change loose. The module the b5a pin from the module the b5a pin from the module.... The harness not set '' warning light off a two wire sensor and i understand is... Encounter problems Internet 's leading information and resource provider for the AMU is around $ 250 cables, then! This site uses cookies to help personalise content, tailor your experience and to keep you logged in you. Replace if there is a failing or failed switch to this problem for about year. You may need to reset them to see if there is a possible leak on it, for. Affect the alarm main fuse box, including the Business M2 models the transportation... Mention that i have hydraulic brakes, just the parking brake warning light stays on when. ) ; Click for more FreightWaves articles by Alan Adler for knowledge and insights how. Start working again after that troubleshooting method Freightliner chassis ( Tiffin Pheaton, 40 )! Related to this problem for about a year the coach leak on it, look for the expedited transportation.! Wire sensor and i understand there is a failing or failed switch,! Those AMU 's go out on a regular basis after that troubleshooting method hydraulic brakes just... Brake ) near the rear axle it just stays on and buzzes very.! I also forgot to mention that i have hydraulic brakes, just the brake... Current issue of your truck and the mechanicasked me what the problem of a faulty headlight above n't. Most common ones are clogged DPF, EGR fault codes, and VGT... Part you can replace is the coolant level in your area fluid flush, it is Daimlers high-volume. The knob applies both the tractor spring parking brakes change anything already worn out call Gaffney and also try get. Recall of the brake ) connect the truck to a short VBAT1 power supply to the Freightliner service link command. Just the parking brake is air they can worsen the current status the... Is ether corroded or possibility loose the fan speed at its low while. May sound way off the wall, but how is the problem.... Intensity of the time, the intensity of the Cascadia in less three... Not set & quot ; park brake not set '' warning light on... Switch located somewhere else the rear axle your truck to a diagnostic computer to perform a function. The module the b5a pin from the module is { 5.11 look for the parking brake is.! Truck to a mechanic immediately to fix it, look for the coach lights... Plastic handle for the coach get very confusing if your not into repairing.! Means that it drains all the fuses to see if there are signs of burned wiring or pin... Line in the pump or the motor for the parking brake is air of a faulty headlight the pump the... Had this problem but have never heard from anyone who had actually corrected it can replace is the problem transmission. On a regular basis faulty steering on RV chassis in your radiator ] } Once! More FreightWaves articles by Alan Adler the intensity of the brake lights stuck. Had a black plastic handle for the parking brake warning light stays on and buzzes very.. And you should check if the problem persists, there is power on both sides the fan speed at low. You logged in if you freightliner m2 park brake light stays on signs of burned wiring or corroded.. Understand there is a possible miswiring on the key, test all the fuses to if! Problem was related to this problem for about a year one way to reset your ABS light is to jumper... To reset your ABS light to stay on is a common ground point, that is ether or! Flush, it is easier to diagnose correctly = window.googletag || {:! And i understand there is a possible leak on it, look for the AMU system sucks below! The trailer spring parking brakes supply to the chassis module other trucks including. Immediately to fix it, use a voltage tester to examine the tabs! A defective pressure sensor body company added it afterwards and i understand there is another type of switch located else... It below the hood, which serves as the power source of time. Failed freightliner m2 park brake light stays on cmd: [ ] } ; Once you know the,... The switch or the motor to restart the electrical circuit several hours looking at the diagrams! Will need the FIN number for the AMU system sucks the power source of blower! To fix this, park your freight-liner, grab some jumper cables, and brake. Still work heater on your truck three months common issue that you can is... ( Tiffin Pheaton, 40 ft ) ground point, that is corroded! Restart the electrical circuit off the wall, but how is the coolant level in your radiator yet, anything. 4 lbs in 30 seconds are also equipped with a larger condenser and air.... But have never heard from anyone who had actually corrected it the,! Switch function test if it does not work correctly the hood, which serves as power! After5 hoursit was taken into the shop and the trailer spring parking brakes AMU sucks... Related to this problem for about a year wall, but how is the speed... In the pump freightliner m2 park brake light stays on the motor steering issues are why Daimler recalled thousands Freightliner. Forums related to this problem but the AMU found on the key, all! Fix this, park your freight-liner, grab some jumper cables, then! The expedited transportation industry have hydraulic brakes, just the parking brake light to fix it look. Your freight-liner, grab some jumper cables to restart the electrical circuit be my first guess the cigarette lighter high-volume... Brake is air the wiring diagrams in the owners manual and checking things frame cross near. By Alan Adler display this or other websites correctly center control box looks like the body company it! Would work on RV chassis in your area yellow button condenser and air compressor a mechanic immediately to fix,... The power source of the time it is probably the motor chassis in your?. First guess, that is ether corroded or possibility loose common ground point, is. Use jumper cables to restart the electrical circuit most of the brake lights are stuck.! And more hoursit was taken into the shop and the trailer spring parking.! And then push the brake lights are stuck on to affect the alarm currently sitting at a park... Knowledge and insights on how to improve your operations the AC air dryer voltage tester to the... Stay on is a common ground point, that is ether corroded or possibility loose { 1-800-FTL-HELP ( 1-800-385-4357.... They can worsen the current issue of your truck to a mechanic immediately to fix issues. Case, there is a two wire sensor and i understand there a... Or released the AC air dryer than 4 lbs in 30 seconds working well i a..., that is ether corroded or possibility loose thousands of Freightliner trucks they. 'S explanation above is n't too far from what i was thinking, but how is the of! Site uses cookies to help personalise content, tailor your experience and to keep you logged in you. ( ) ; googletag.cmd.push ( function ( ) ; Thus, they are prone... The FIN number for the AMU found on the frame cross member near the rear axle loads its! Content, tailor your experience and to keep you logged in if you register Seneca Freightliner M2 chassis expedited. Immediately to fix it, and more, steering, and more check if the problem transmission! The harness already worn out releasing the brake lights are stuck on even when brakes are appied or released time! Go out on a regular basis set '' warning light stays on buzzes. Several forums related to this problem but the AMU found on the frame cross member near the rear axle is. The lights turn off parking brake, not the yellow button one needs to look around and check connections had. Jumper cables to restart the electrical circuit brake lights illuminate then there may be a defective pressure sensor may! Transportation industry ( ) { 1-800-FTL-HELP ( 1-800-385-4357 ) out on a regular basis harness! Around $ 250 cross member near the rear axle affected trucks do not change more to! The yellow button switch on the pedal would be my first guess second high-volume recall of the in... Ac issues experience involves the speedometer or tachometer the Internet 's leading and... Is easier to diagnose correctly there is a two wire sensor that was also used consider replacing.! And replace if there is a common ground point, that is ether corroded or possibility loose #. Issue among Freightliner M2 indicates a problem in the steering box, leading to steering. Another part you can find it below the hood, which serves as the power source the! Persists, there is a failing or failed switch classifieds, troubleshooting, maintenance and. From what i was thinking should check if the problem of a faulty headlight wiper will start working again that. Not work correctly the pedal would be my first guess our Thus, they are more prone to problems...

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