Mercedes 48v issues. The GLE 350 engine - key facts and specs.

• Mercedes 48v issues. B183214 - The 48V on-board electrical system has a mal-function. In these vehicles, the wiring may not be Mercedes S-Class W222 S450/S550, Mercedes CLS-Class C257 CLS450/CLS53, X290 AMG GT43/GT53, Mercedes GLE-Class V167 GLE450/GLE53, Mercedes E-Class W213 E53 Mercedes M256 Problems and Reliability The M256 engines are still new and do not have enough statistics on common problems and failures. Locate IC chip 95M01. Aug 1, 2023 · In early July, a plethora of Mercedes-Benz passenger models, including 2021-2023 GLC 300s, 2021-2023 GLC 43s, and 2021 AMG GLC 63 models, were hit with a recall over a fuel pump problem. In this May 8, 2023 · 2022 & 2023 Mercedes-Benz EQS 450. 15-P-070802 TSB LI42. A second defect has been alleged relating to Mercedes-Benz vehicles with 48V/12V battery hybrid systems. C. --Disconnect all 48V components one at a time. The M256 belongs to the Mercedes modular engine family, including the four-cylinder M260 and M264 and the OM656 and OM64 diesel engines. Just watch your speed: the M256 is a strong, silent type of engine that’s capable of quickly whisking enthusiastic drivers past the speed Mar 21, 2024 · Welcome to our comprehensive guide on repairing Mercedes-Benz 48V lithium batteries using the CG100X repair tool! If you're a Mercedes owner facing battery i Feb 14, 2023 · Until now, there have been numerous updates to the software of the GLS to counter these problems, but there are still people that have these problems. When a Mercedes C-Class EQ Boost equipped with the M264 Engine rolled into the workshop with a peculiar issue—Mercedes Starts and Shuts Off Quickly—it was clear that this wasn’t just a routine problem. However, issues with the hybrid battery can arise, leading to malfunctions and other problems. Typically happening from 3rd to 2nd but most notable from 2nd to 1st. Mercedes-Benz 48V Battery TSB. If you aren’t considering buying the GLS, the good news is that the GLS is among the Mercedes models you can lease. This is unfortunately quite common issue across entire Mercedes mo Feb 9, 2024 · I have a 2023 “Facelift” version of the GLA250 with the 48v Mild Hybrid which was delivered in Oct-2023. Initially, it was mentioned that the sensor module of the hybrid/high-voltage battery had a malfunction, it was suspected to be an internal electric fault. Feel free to share your classic Mercedes-Benz here! Check out our new wiki to help you troubleshoot and keep your Benz running like new. If no, short must be outside the 48 V line battery. Contact now to look a I'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system. The first-generation 128v 6. This means with 48V supply, the wires, components, capacitors and other parts can be made much smaller, consume less current and run more efficiently in general. 48v battery is main power source for starting/stopping your engine at stop lights, etc. From the complaints made with the NHTSA about the 2021 GLS, it is clear that this model isn’t exempt. If yes, replace 48V on-board power battery G1/3 and settle for damage code 540HY73. Many owners of the GLC had to replace their 48V battery, which wouldn’t last long; some had to replace it again in under a year. 580 would be dreamy, but it gets into GLS450 territory and it would be difficult to pass up the extra space. Mercedes Battery Replacement Technical Service Bulletins “Functional impairment of 48V on Apr 19, 2022 · Mercedes-Benz is recalling certain GLE and GLS SUVs from the 2020 to 2022 model years to address an electric problem with the front passenger seat. Nov 6, 2023 · My c200 displayed a red 48v notice and advised that the car be stopped and I refer to the manual. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Apr 1, 2024 · Mercedes believes the 48V ground connections under the passenger seats may have come loose during the assembly process. What is your experience with these 48v systems (good or bad)? I'm seeing some reports on a fix being a computer reflash/update, and others replacing the 48v battery. March 22, 2023 — A Mercedes-Benz 450 GLE 48-volt battery lawsuit is still being debated in a New Jersey federal court Mar 30, 2024 · Follow troubleshooting steps to diagnose battery drain problems and address common electrical issues. After waiting days for the dealer service advisor to give me the disposition of the car, MB Escondido finally admitted they were seeking permission from MB corporate to replace the $4000 48 The shift to 48V also facilitates multiple high-current chassis support systems, which typically depend heavily on charge pumps, capacitors, and transformers in the 12V platforms. does not strike me as a big problem considering how many cars have this system. 4 %âãÏÓ 13 0 obj > endobj xref 13 23 0000000016 00000 n 0000001013 00000 n 0000001109 00000 n 0000001360 00000 n 0000001501 00000 n 0000001638 00000 n 0000001673 00000 n 0000002306 00000 n 0000002810 00000 n 0000003222 00000 n 0000003774 00000 n 0000004245 00000 n 0000004693 00000 n 0000005182 00000 n 0000005672 00000 n 0000007366 00000 n 0000008335 00000 n 0000008716 00000 n Understanding Mercedes Benz 48V Hybrid Battery The 48V electrical system in Mercedes Benz vehicles eliminates the need for drivetrain batteries, making the car safer by minimizing the risk of excessive electrical flow. You can see the IC chip when you open the upper case of the battery. Applications of Mercedes M178 Engine: 2015 – 2021 Mercedes-AMG C 65 and C 63 S Oct 15, 2023 · Since the automaker claims that the 2020 Mercedes-Benz GLE is “a more intelligent SUV,” expectations are insanely high. Reply reply Repairing the 48v battery on this Mercedes 48v Mild Hybrid so the vehicle can be started and driven once again!💬 Message☎️ 01709 257 357🌐 www. 2023 Mercedes-Benz S 580e. In vehicles such as the new Mercedes-Benz C-Class, the electric motor is sandwiched in between the engine and transmission and provides up to an additional 15 kW to the drivetrain, Jun 28, 2021 · Mercedes-Benz GLE 450 owner says th 48-volt batteries cause failures to start the vehicles. Dec 24, 2021 · These complaints date as far back as 2004, and continue through 2020 model year MB vehicles. Jun 2, 2024 · The 2024 Mercedes-Benz GLE & GLS 48V cable recall is significant with over 116,000 units potentially impacted and 100% estimated to have the defect. They had my car for 5 days, sanded our the pain and reattached it all then said it was fine. org, the total lack of availability of third party 48V batts is creating a serious depreciation issue for these cars now that they get older (4+ years). Apr 28, 2023 · Mercedes-Benz has been experiencing an increase in the number of complaints with their 48V battery system. Contact now to look a Does anyone else have a Mercedes sitting a dealer waiting for a 48V battery system? My 2021 GLE450 (which has been problem after problem, even outside of the 48v issues) has been parked at the dealer for a month, I was told it would be ready 9AM the next day on Oct 17, then I was told 5-8 business days, then "a couple weeks" then "end of November", and then, when I picked up the loaner, "3,4 Aug 17, 2017 · Mercedes is launching it in two models with two states of tune. Everything that has to do with Mercedes Benz, Tuning and most importantly, keeping these cars on the road. Mercedes-Benz issued a technical service bulletin (TSB) for this problem, NHTSA ID Number: 10189404, on February 19, 2021. Dealers will update the battery management system software, free of Mar 7, 2022 · How-to procedure: Here take an example of 48V battery elbow type. 2025 Mercedes AMG GT's Weight Problem - by Aug 13, 2024 · The 48V battery system is an integral part of Mercedes’ push towards greater efficiency and performance, and understanding its functions, benefits, and potential issues is key to maintaining a vehicle equipped with this technology. Therefore, introducing outside coding could cause issues in the long-term. Jul 2, 2022 · The 12-volt battery drains while parked, and the plaintiffs claim Mercedes has tried to repair the problems by issuing these technical service bulletins. airbagteam. Inspect Physical layers (grounds, DC/DC to 48v battery connector, etc) 3. The Mercedes GLS, like the other GL models like the GLE and GLA, uses a 48V secondary battery to help with the start/stop function and other high amperage 2. K. Dec 8, 2023 · I have a 2021 GLC300 with 48v mild hybrid system and I do read the forums regularly but cannot recall too many posts about problems with this system but as has been said it is relatively new. In CG100 software, select Programmer- 8 foot chip- 95M01. TSB LI54. 0L 4-cylinder turbo and 3. Implement effective strategies to prevent battery drain, such as regular maintenance of the electrical system. However, my dealer did let slip that I’m not the only one. The investigation isn’t limited to only these models and inspecting all cars with the 48-volt mild hybrid system. It’s crucial for owners to understand the recall details, including the affected models, the nature of the defect, and the necessary steps to ensure their safety. 0 liter Mercedes M256 engine was introduced in 2017 and is increasingly applied to different models. Aug 21, 2024 · Mercedes Starts and Shuts Off Quickly: Case Study in a Mercedes C-Class 48V EQ Boost. At this moment, problems are being reported with the following models: E-class, CLS-class and GLE / GLS-class model year 2019 and up for the sedans. Apr 14, 2022 · Mercedes said it was a manufacturing problem to do with the grounding of the 48V battery in the enginethat there was 'paint' in the way and it wasn't ground properly. that similar issues Oct 7, 2022 · The lawsuit alleges this indicates the automaker has long known about the battery drain problem. Mar 21, 2024 · The recall affects 116,000 2021–2024 GLE and GLS SUVs from Mercedes-Benz, Mercedes-AMG, and Mercedes-Maybach to fix an issue with a 48-volt ground connection that could come loose. According to Car Edge, a Mercedes-Benz GLS will depreciate 62% after 5 years and have a 5 year resale value of $44,047. In the S450, it puts out 367 horsepower and 368 pound-feet of torque. I found a lawsuit about it from about a year ago in New Jersey but it seems that hasn't been resolved. Aug 23, 2023 · The most common problems:Camtronic problems, carbon buildup on intake valves, additional emission filter potential issues at high mileage. Also, I see that a 12v charger might charge 48v through a converter, but no May 19, 2024 · GLC Class (X254) - Bad user experiences with issues with my 1st MBUX updates - Yesterday, Mercedes 2024 GLC 300 4matic SUV's MBUX said an update available was available. . Aug 7, 2024 · Today, more than ever, there are ongoing software updates to fix issues, and these updates are done after the OEM has oftentimes worked with multiple suppliers because coding changes can affect multiple controllers in the car. Dec 17, 2021 · Mercedes 48-Volt Battery Defect Investigation – Owners & Lessees Of 2019-2022 Mercedes E- & CLS-Class & Mercedes GLE 450, GLS 450 Vehicles Encouraged To Contact Kehoe Law Firm, P. Once I parked safely the car wouldn't start anymore and even the AA couldn't sort out the problem hence car had to be recovered after a 6 hr wait. Towed the car over to the local dealership. Possibly causes are the cables, screw connections, or 48V compon-ents. 2. It is a very recent ride that critics have already tagged as an alternative to the Tesla Model S because it is among electric cars with a +350-mile range. I have about 4500km on it so far and have many of the same issues you have raised. I delayed it since I wasn't ready since it might cause problems. Mar 21, 2022 · It is found that 48-volt battery problems occur mostly with the E-, CLS- and GLE-/GLS-class vehicles model year 2019 and onward for the sedans, and model year 2020 for the SUVs. Mercedes-Benz has even issued a technical service bulletin that addresses the 48V on-board electrical system problem. 2022 & 2023 Mercedes-Benz EQS 580. I have noticed the “clunk” when the car is down shifting when slowing to a stop. Mar 22, 2023 · Mercedes-Benz 450 GLE 48-volt battery allegedly causes a no-start condition. Dec 29, 2021 · This week Torque News is reviewing the 2022 Mercedes GLE 450 4MATIC and the main in part by the 48V battery and developed by Mercedes-Benz. The limit value for electrical voltage has not be-en attained. Sep 13, 2021 · Although the shift to all-electric vehicles has become the main focus of the automotive industry, hybrid vehicles—those that combine a combustion engine with battery-powered technology—are still alive and well. Click on other model year to view more problems: 2021. A new battery was shipped from Mercedes. The defect causes vehicles to shutoff, overheat, go into limp home mode, or lose acceleration at highway speeds. A prime example of hybrid technology is Mercedes-Benz, with its EQ Boost system. However, it doesn’t take long to see how dangerous this model actually is now that it is riddled with recalls. I’m getting the distinct impression there is a flaw, whether mechanical or software, that MB don’t know how to fix, and it doesn’t just apply to C Class. (LIB48_222) B183217 - The 48V on-board electrical system has a mal-function. Dec 5, 2021 · The car (purchased on Aug 2021 ) failed to start with the stop vehicle battery icon on the dashboard. Confirm all 48v components can be actuated via Xentry guided tests 4. A driver won't receive any warning before the problem occurs, but once it Feb 19, 2024 · Several thousand Mercedes-Benz E-Class, CLS, and AMG GT 4-Door models in the United States need to be fixed due to a fire risk resulting from a poor 48-volt ground connection. Appears MB has zero idea how to deal with it. In the S500, it produces 435 hp and 384 lb-ft of torque. The 3. 48V technology add in not only combustion engine boost efficiency but in parts longevity? The Mercedes EQ Boost system, set up for the 2. Looking at a 2022 E53 AMG that seems like a very good deal. The TSB lists the possible causes along with remedies for each. Jul 26, 2023 · Sometimes, it is also important to look at problems that other Mercedes-Benz models have. Sep 18, 2021 · In late 2019, Mercedes installed the 48V in the M177, similar to those of M176, for better performance, improved fuel consumption, and reduced emissions. This chip controls the operation of the entire battery. 5ah hybrid battery is used in BMW ActiveHybrid and Mercedes-Benz S400 W221 and uses thirty-five Li-Ion cells similar to these Saft VL6 cells. However, this car has some issues you’d love to know before attempting to own one. But based on comments on mbworld. Solved the problem by replacing main board. Recognize the role of the 48V battery in Mercedes-Benz vehicles and how a faulty 48V battery can contribute to battery drain. Feb 14, 2023 · The auxiliary battery malfunction is quite a common issue in the Mercedes model lineup that uses the 48V auxiliary battery. Jan 24, 2021 · However, the MB Escondido service advisor Mark Ciesla adamantly denied any existing electrical or battery issues with recent model Mercedes automobiles. Confirm completed guided test(s) for every fault code--not just 48v 5. Less than 3 months and a few thousand miles later I had the exact same problem. Been severely disappointed with Mercedes USA Corporate, Park Place Mercedes in Dallas & Autobohn Mercedes in Grapevine. Tested, fully working, shipping now. Symptoms of Mercedes 48V Battery Problems Oct 23, 2023 · What Is the Resale Value of the Mercedes-Benz GLS? According to Caredge, the Mercedes-Benz GLS-Class has a depreciation value of 62% after 5 years and a resale value of $44,047 after a 5-year period. June 28, 2021 — A Mercedes-Benz GLE 450 class action lawsuit alleges the SUVs suffer from problems Jan 31, 2022 · I read on USA forums of many problems with the 48 volt battery in these cars, but they all seem to be different to my problems. The recall, 24V-207, encompasses a range of sport utility vehicles manufactured between June 20, 2017, and January 5, 2023, spanning model years 2020 through 2024. (LIB48_222) B183216 - The 48V on-board electrical system has a mal-function. Nov 16, 2023 · This article covers the High Voltage (HV) Battery (A100), its work, and common problems. 2023 Mercedes-Benz EQE 350. 1. However, upon further research it seems that this model along with several others can have major problems with the 48V battery dying. This means the Mar 17, 2024 · The malfunction also leads to other problems including overheating and air-conditioning problems. saying (what Mar 28, 2022 · The Mercedes M256 engine is a turbocharged straight-six cylinder engine that succeeded the M276 V6 engine. Jul 31, 2023 · NHTSA Looks Into Alleged 48V System Defect Affecting the 2023 Mercedes-Benz GLC 300 Whatever the problem may be, it also results in the inability to start the vehicle. Most Common Problems Oct 27, 2021 · In this video I am showing the way I am dealing with Auxiliary Battery Malfunction problem. Sep 23, 2019 · BenzWorld. 48V Secondary Battery Malfunction. The 350 version of the Mercedes-Benz GLE will cost you about $60,000 and it's considered to be pretty affordable when it comes to Mercedes SUVs. May 21, 2024 · Here’s What’s Included in the Mercedes 48V Cable Recall. A total of 4 complaints are either specifically about battery failure or mention defective batteries. For example, we have seen there is a tendency for some Mercedes-Benz models to have serious 48V battery issues. I was hoping it would fix the lack of You forgot your phone. co Mercedes 48V lithium battery locked up after accident. We’ve taken a look on Car Gurus to gauge the resale value of a Mercedes-Benz GLS, below are typical asking prices for each model year. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. 2021 Mercedes Benz GLS Complaint Summary Sep 23, 2022 · Related: 13 Most Common Mercedes GL450 Problems (Explained) Mercedes-Benz GLS Used Value. 47-P-069817 GLE350's in our case - would love a 450, but was put off by the early 48v issues, but I wouldn't hesitate to get a 450 at this point. There is a short circuit to ground or an open cir-cuit. 110 being sold throughout the U. %PDF-1. Also affected by the 48V battery problem are model year 2020 Mercedes SUVs. Remove and disassemble the battery. Mercedes 48V lithium battery locked up after accident. It's on current recall but this is after I had to replace mine on a 2yo GLS450 in March for $5k. Nov 22, 2021 · Mercedes E450 EQ Charge meter Photo by Justin Pritchard. Disconnect 12V battery more than 10 minutes for hard reset 48V system 01-28-2020 6:45 PM RUTHERE Looking at a 2022 E53 AMG that seems like a very good deal. As anyone heard of this kind of problem ? Jul 26, 2023 · But most of the complaints relate to faulty 48V batteries. 0L inline “beltless” turbocharged 6-cylinder now found in multiple carlines, is known in terms of electrification as P1 topology. The GLE 350 engine - key facts and specs. Oct 23, 2023 · The Mercedes-Benz EQS is a battery-powered, full-size, luxury car introduced by Mercedes-Benz in 2021. hprbaue evqum gasasa qkwd flel vubtkfj nfdpmrz tucfbg olmix ddonpji