If there is not, replacing the faulty parts and retaking the pump test will verify if you already fix the issue. Using the Jumper Cables Please select the number of verifiable months youve been driving professionally using your Class A CDL within the last 3 years. It is Normally Open at 0-79 PSI and closes at 80 PSI and higher. The most common issue that you can experience involves the speedometer or tachometer. Its hard to drive in cold weather if the heater on your truck is not working well. Had the same issue with our coach and found it to be coolant level. If not, then it is probably the motor. The problem is more constant now, then intermittent and I need to fix it. Or is there any other conditions that tend to affect the alarm ? All you need to do is check for any loose wires. If it occurs, you need to inspect the check engine light (CEL) since it can disable the process of DPF regen. Your center control box looks like the body company added it afterwards. this happens quite regularly and I know that #5 is out. The second one is the fuse box. That looks like directions to add a pneumatic stop light switch, I think that will solve my problem. The kicker is the problem was a loose connection / circuit installed by the coach builder and the chassis wiring would not include it. I have called Gaffney and they told me it was probably something Tiffion hooked to it. Show Content. The signal from the horn button comes from the bulkhead module. 5+ Years, Please select ALL of your current, valid drivers licenses. I have to have mine checked in a couple of weeks. Nevermind, those directions were to add a 12v signal to operate something like a trailer brake controller etc. I'll have to look later. switch. Last time it happened it took a wiz mobile mechanic with a fancy computer to get the code. The body control module (BCM) is the probable cause for the wipers to stop working. Daimler investigated but did not see an issue rising to the need for a recall. See Fig. 55 0 obj <> endobj 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. Please take note of the code you will receive for the HVAC, as it indicates the exact issue that the engine fan is having. The AC will work well if it is warm enough inside. In this case, you must check if every plug is in the proper connection. Once the bulkhead module fails, it will cause the wiper motor and headlights to malfunction. 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. 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. I have seen. P: 855-253-0421 To troubleshoot, you need to turn the engine on to warm it to its average temperature. The most probable cause is that the unloader valve may be stuck. I will also call Gaffney and also try to get wiring diagrams. The most common ones are clogged DPF, EGR fault codes, and the VGT turbo operation. The problem continues. Thankfully, it's not difficult to find and replace a blown fuse. You will see better if the issue lies in the BCM, input circuit, or output circuit. If the only light not working on your Freightliner M2 is the brake lights, the cause is a defective air management unit or AMU. The common mechanical problems in a Freightliner M2 include faulty transmission, steering, and AC components. I spent several hours looking at the wiring diagrams in the owners manual and checking things. Aside from these, you may also check any damage within the wiring and harness that may cause a short circuit. Then check it will engage and start working. Like Wayne mentioned one needs to look around and check connections. 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. If you connect the headlight, wiper motor, and turn signal to only one switch, one will surely malfunction. . I have a 2016 Jayco Seneca Freightliner M2 chassis. I reattached it and tested the slides. Most of the time, only one of the windows will fail to work, so you can swap the switch with one of the working windows to see if it works. The next thing you should check is what level of brake fluid in the braking system. This would also deactivate the 4x4, you would not want to drive around with the brake on. Once you know the code, it is easier to diagnose correctly. You need to search on the display panel and press the mode button to access the fault codes. 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. %%EOF If there is no voltage, you should inspect the connector pins and the wirings for possible damage. For a better experience, please enable JavaScript in your browser before proceeding. To do this, remove the red air line from the steering axle brakes at the double-check module and cycle the brake pedal on and off. Add Brake Fluid Step 3. I researched purchasing the repair manuals, but I was told by the parts guy (in Austin, TX) that they did not include wiring diagrams. }); 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. If the brake lights illuminate then there may be a pinched/kinked line in the steering axle circuit. I am just not comfortable with the way things are going. Regarding the leak down of air. (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` 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. Dual Air Brake System. Did you read the problem? It should show codes. when I disconect the wires from the module the b5a pin from the module is. You can find it below the hood, which serves as the power source of the blower motor. The replacement may cost you around $30 to $150. At first it was going on and off. 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. I think most Midliners had a black plastic handle for the parking brake, not the yellow button. The Parking Brake light should turn on when you engage the brake, and turn off when the brake is disengaged. Aside from faulty wirings, it can also be the fuse box. It will then process the command allowing the horn to blow. 1. Each system has its own reservoir, plumbing, and brake chambers. Both were tied to failed coolant level sensor. endstream endobj 56 0 obj <> endobj 57 0 obj <> endobj 58 0 obj <>stream After downloading the service manual, I found out that the light will come on when the brake fluid level is low. Some drivers experienced difficulty when steering left or right. 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()); You can also see codes appearing, such as the S82/6 and 6897/6. 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. There are two possible reasons for encountering problems with the blower motor. Without a good fuse, the cruise control system can't work at all. I honestly do not have much faith in their ability to find the problem and I can't imagine the cost. . Now it just stays on and buzzes very annoying. 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. Thus, they are more prone to encounter problems. You can bring your truck to an automotive shop to clean and remove the clog. That wiring diagram helped a lot to determine a course of action. Most of the time, the wiper will start working again after that troubleshooting method. cf`ah``(QT:V~NTa`zEM5P/s% 1&=c D&@ZI?gb)&Py~ :$c NO BRAKE LIGHT, NO BEEPING!!!! You can only program the smart switch into the bulkhead module using the Freightliner software. Closest I could come to a 2007 schematic. 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. 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. Oftentimes, the brake light may go on if the fluid is low. Grande Prairie, AB. googletag.pubads().enableSingleRequest(); Thanks for the help. The electronic windows of a Freightliner M2 are a bit annoying to deal with since it always happens unexpectedly. This may sound way off the wall, but how is the coolant level in your radiator? 2015 freightliner cascadia with abs 11 code and abs light always illuminated. THE HEAD LIGHTS DO ILLUMINATE WHEN SELECTED. Such confusion could increase the risk of a crash, according to the National Highway Traffic Safety Administration (NHTSA). How To Reset Parking Brake Light Step 1. Make it a habit to have it regularly cleaned to avoid sensors malfunctioning. Always inspect the connector pins and wiring harness to avoid damaging the lighting circuits, which results in faulty headlights. It's caused by an air leak in the brake. If the problem is transmission fluid flush, it means that it drains all the fluids inside. 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 primary air system operates the service brakes on the rear axle; the secondary air system operates the service brakes on the front axle. If everything is okay, scan the bulkhead module and check the fault codes. and our He also spent two decades in domestic and international media relations and executive communications with General Motors. Reddit and its partners use cookies and similar technologies to provide you with a better experience. googletag.defineSlot('/21776187881/fw-responsive-main_content-slot2', [[468, 60], [728, 90], [300, 100], [320, 50]], 'div-gpt-ad-1665767472470-0').defineSizeMapping(gptSizeMaps.banner1).addService(googletag.pubads());