Mercedes 48v issues Nov 6, 2023 · My c200 displayed a red 48v notice and advised that the car be stopped and I refer to the manual. I found a lawsuit about it from about a year ago in New Jersey but it seems that hasn't been resolved. co Dec 23, 2023 · Maintaining Your Mercedes Mild Hybrid’s Efficiency. 0L 4-cylinder turbo and 3. The new policy is expected to apply to Mercedes starting from 2026 with no grace period. Inspect Physical layers (grounds, DC/DC to 48v battery connector, etc) 3. the diagnostic code was sent over to Mercedes for analysis, we got feedback that a software update was required. For example, we have seen there is a tendency for some Mercedes-Benz models to have serious 48V battery issues. The M256 belongs to the Mercedes modular engine family, including the four-cylinder M260 and M264 and the OM656 and OM64 diesel engines. 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). This means the May 8, 2023 · Mercedes-Benz 2022-2023 sedan recall. 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. Day 2… Engine light, electronics issues. Just the way the car starts when you jump in, due to the 48V motor spinning it up, it's kinda neat. Mar 28, 2022 · The Mercedes M256 engine is a turbocharged straight-six cylinder engine that succeeded the M276 V6 engine. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. That was a GLC 300. Applications of Mercedes M178 Engine: 2015 – 2021 Mercedes-AMG C 65 and C 63 S Jun 10, 2024 · BenzWorld. One of the key features of the Mercedes mild hybrid system is its utilization of a 48V electrical system. It might interest you to know that the Mercedes-Benz EQS is among the electric cars with extra high ceilings. Typically happening from 3rd to 2nd but most notable from 2nd to 1st. The GLE 350 engine - key facts and specs. airbagteam. These cars should be recalled, but Mercedes seems to be taking a workaround. Apr 28, 2023 · If you own a Mercedes and have been experiencing 48 volt battery problems, you’re not alone. Each time engine light comes on, Benz dealer cites different issues. After Propulsion Issues and Sep 1, 2022 · CG100 PROG III V6. Less than 3 months and a few thousand miles later I had the exact same problem. Jan 22, 2025 · Classic, Vintage Mercedes-Benz Vehicles, Other Cars. This is to notify you that software May 21, 2024 · Here’s What’s Included in the Mercedes 48V Cable Recall. 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. There have been some issues with the 48v battery but I think the prevalence is overweighted on forums. Aug 21, 2024 · Mercedes Starts and Shuts Off Quickly: Case Study in a Mercedes C-Class 48V EQ Boost. Lastly, your 48v Mild hybrid battery is disabled because of the deployment of the airbags AND drainage of current. Mar 21, 2024 · Mercedes-Benz has issued a recall covering 116,020 SUVs across several models, including vehicles by Mercedes-AMG and Mercedes-Maybach. According to Car Edge, a Mercedes-Benz GLS will depreciate 62% after 5 years and have a 5 year resale value of $44,047. 0L Engine Specs, Problems, Reliability. Therefore, introducing outside coding could cause issues in the long-term. 🚀Recommended article: The 8 Common 2007 Mercedes S550 Problems and Costs. Been severely disappointed with Mercedes USA Corporate, Park Place Mercedes in Dallas & Autobohn Mercedes in Grapevine. Looking at a 2022 E53 AMG that seems like a very good deal. youcanic. I don't understand the parktronic thing you complained about, when going at around 5mph, the system assumes you're looking for parking spots and tries to find one for you that can fit your car😁. Like any sophisticated powertrain, the M256 has encountered some issues that owners and potential buyers should be Aug 7, 2021 · (08-08-2021, 12:35 AM) A2ua Wrote: charge with terminals under bonnet as usual with 12V charger. 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. 361) Engine: 256. Jul 26, 2023 · For example, we are aware that there are at least three technical service bulletins (TSBs) that Mercedes-Benz has issued about the 48V battery problems, but only one is officially linked to the 2020 GLS. Jul 26, 2023 · But most of the complaints relate to faulty 48V batteries. 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. 2021 Mercedes Benz GLS Complaint Summary Sep 13, 2022 · Hi all I'm working on a 2020 W167 GLE AMG (167. At that time, the German automaker hypothesized that an May 24, 2023 · - Rodney Birmingham, Alabama (USA) - Current: 2011 SL550, Former: 2011 C300, 2010 ML350, CLK550 Cabriolet, 2002 C240, 2001 ML320, 1984 300TD Checkout the MBZ glossary: Diagnostic Tool Terms and General Glossary Has the vehicle been serviced for any other issues or maintenance since you've owned it, apart from the recalls? Customer: just the regular maintenance when it is time so far a service A and and a Service B Mechanic's Assistant: OK. 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. They had my car for 5 days, sanded our the pain and reattached it all then said it was fine. However, upon further research it seems that this model along with several others can have major problems with the 48V battery dying. I've have a leased 2021 that has been trouble free. Oct 19, 2023 · Electrical System:12V/24V/48V Battery Summary: Mercedes-benz ag (mbag), the manufacturer of mercedes-benz vehicles, has determined that on certain my 2022 sl (232 platform) vehicles, after a longer nonoperational time of greater than 42 days or with a battery charge of less than 45%, the following battery fault message might display in the About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Oct 14, 2022 · This NCU replaces the prior NCU issued on October 7, 2022 and contains clarification on the launch date of the campaign. Well, maybe for the cars that have auto/start stop issues, largely the SUV’s… some have 48v system issues, especially the GT’s… another car I just worked on last week had a once in every 8,000 mile problem that said: “do not shift gears”. 48V "motor" (actually a belted starter generator), 12. I've got a year left of the manufacturer warranty and was considering extending the warranty. Classic, Vintage MB Vehicles Vendor Classifieds No 48v issues so far at five years and 110k miles, only 12v Jan 17, 2022 · Buy YOUCANIC Pro Scanner https://www. 930 It has the 48V Hybrid system with ISG and the e-booster electric turbocharger Car came in because of flood damage - cleaned out everything - and replaced some relays, can connectors and other modules etc that were faulty Was able to start the car and it ran and drove - but the bottom end power was low - diagnosed this problem Oct 28, 2024 · Fueled by the Mercedes EV explosion, the Korean government is set to implement an EV battery certification system that requires automakers to get an examination of the EV batteries before they release EVs in the Korean market. Now I'm reading up on all of the 48v battery problems and the fact that these hybrid engines are going to be impossible to maintain moving forward. THen it happened again last week and thus up at the dealer. The 48V on-board electrical system is de-energized if the 12V battery is disconnected for longer than 10 s. a. Hear it is…$4,000. 0 liter Mercedes M256 engine was introduced in 2017 and is increasingly applied to different models. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Dec 24, 2024 · Mercedes Mild Hybrid vehicles may face issues such as battery failures and electronic system glitches. Its now at Dealer for second time for this problem with total of 15 days of trying to fix it. 580 would be dreamy, but it gets into GLS450 territory and it would be difficult to pass up the extra space. However, my dealer did let slip that I’m not the only one. com/manualsAsk Car Questions & Get Feb 18, 2024 · I’ve just gone through the same dilemma either buy a E43 (conventional ICE) or a E53 MHEV with a 48V ISG system. If you aren’t considering buying the GLS, the good news is that the GLS is among the Mercedes models you can lease. Replace only 48V battery (regardless of other faults) ii. Mercedes says ground connections can overheat Looking at a 2022 E53 AMG that seems like a very good deal. Dealer replaced starter battery. 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. Remedy 2: Battery Not found in Quick Test, OR Fault B183301 in DC/DC, and/or B183349 in 48V battery. Mercedes-Benz 48V Battery TSB. 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 I find it hard to accept. Everything that has to do with Mercedes Benz, Tuning and most importantly, keeping these cars on the road. Mercedes M256 3. Aug 23, 2023 · The most common problems:Camtronic problems, carbon buildup on intake valves, additional emission filter potential issues at high mileage. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Dec 29, 2021 · This week Torque News is reviewing the 2022 Mercedes GLE 450 4MATIC and the main powered in part by the 48V battery and developed by Mercedes-Benz. German engineering always contained over complex vehicles that also have issues. A total of 4 complaints are either specifically about battery failure or mention defective batteries. if 48V battery not found in quick test, OR if fault B183301 in DC/DC, OR if fault B183349 in 48V i. Solved the problem by replacing main board. I have about 4500km on it so far and have many of the same issues you have raised. While this innovation offers benefits like improved fuel economy, it also comes with 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. Feb 14, 2023 · The Mercedes GLS is the top-tier GL-class vehicle; it is the S-class of the SUV world, and it is one of the very few cars competing in the full-size luxury crossover market, but it does have some common problems. It´s just random. The Mercedes GLS suffers from electronic gremlins, 48V secondary battery malfunction, inferior interior plastic, and an ineffective 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. I have noticed the “clunk” when the car is down shifting when slowing to a stop. I found CPO models near the same price as some non-MB dealer options, and ended up with a same 2020 model year as a CPO I was cross shopping, but the non-CPO car was registered later by 14 months and had a factory warranty LONGER than the CPO option. 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. Apr 1, 2024 · April 1, 2024 — About 134,000 Mercedes-Benz vehicles are recalled because the 48-volt ground connections under the passenger seats may catch fire. Sep 13, 2021 · Mercedes-Benz refers to this engine-free coasting as “sailing. I for example had 0 issues with my EV mercedes and a shitton with my ICE ones (from brand new). 0-liter inline six-cylinder gasoline engine, is a member of Mercedes modular engine family that consists of four-cylinder M260/M264 engines and OM656/OM654 diesels. In Conclusion Sep 23, 2022 · Related: 13 Most Common Mercedes GL450 Problems (Explained) Mercedes-Benz GLS Used Value. 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 3. We haven't seen them come back after replacing the DC/DC converter or 48V battery. Mercedes Battery Replacement Technical Service Bulletins “Functional impairment of 48V on Oct 23, 2023 · It is Mercedes’ flagship electric car and regardless of its few faults, like its cramped rear space, this vehicle may remain a much-coveted ride for the next years to come. Mercedes-Benz issued a technical service bulletin (TSB) for this problem, NHTSA ID Number: 10189404, on February 19, 2021. Because of this, we know we can trust the company, but why is Mercedes-Benz switching from 12 to 48 volts? Jun 14, 2016 · Mercedes-Benz is always at the forefront of vehicle innovation. This sounds like it could be related to a battery failure. After a week, I had to call but glad VM from dealer indicates waiting on MB /HQ to “approve this Warranty” issue w/48V battery issues. But now I'm starting to think this might end up being a bit of a money pit. When the 6-volt battery came into play in the 1920s, Mercedes-Benz was there. Confirm completed guided test(s) for every fault code--not just 48v 5. Only one EQS 580 SUV and 2023 AMG EQE are affected by the recall. 0L inline “beltless” turbocharged 6-cylinder now found in multiple carlines, is known in terms of electrification as P1 topology. On the performance side, this system integrates an electric compressor that supplies 8 pounds of boost to either the turbocharger or directly to the engine. M256 Engine Mercedes 3. Common Problems with the M256 Engine. Mar 5, 2023 · A review of the MB internet forums shows this problem is pervasive in Mercedes models that use the 48V batteries and I believe this is extremely dangerous – if I hadn’t already been aware of the issue from the previous failure, I wouldn’t have known to exit the interstate before the car failed and could easily have been badly injured or Cause 3: Hardware short circuit in 48V system causes fault B183319 in 48V battery Cause 4: 48V battery detects abnormality and disconnects causing additional symptoms: Limp Home Mode, overhea- ting, A/C not blowing cold, or loss of acceleration This cause will always have fault code in G1/3: B183371 but will Not Verify the following connections are clean and tight. Dec 5, 2021 · A new battery was shipped from Mercedes. 5. 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. Mercedes 48V lithium battery locked up after accident. ? Apr 19, 2022 · 2021 Mercedes-Benz AMG GLE63 Photo: Mercedes-Benz 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. In 5 mo, MB has released almost 30 TSBs. These problems can affect performance and fuel efficiency. 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. Mercedes-Benz has even issued a technical service bulletin that addresses the 48V on-board electrical system problem. My thoughts were that the 48V MHEV cars had been in service long enough and covered enough mileage for major gremlins to surface so the E53 got my vote. March 22, 2023 — A Mercedes-Benz 450 GLE 48-volt battery lawsuit is still being debated in a New Jersey federal court 2. com/scanner/Get Factory Service Repair Manuals & Specs https://www. Also, I see that a 12v charger might charge 48v through a converter, but no 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. However, issues with the hybrid battery can arise, leading to malfunctions and other problems. Confirm all 48v components can be actuated via Xentry guided tests 4. The car Aug 1, 2023 · The National Highway Traffic Safety Administration’s Office of Defects Investigation has opened a probe into an issue impacting 2023 Mercedes-Benz GLC 300 models that could cause it to not start. 1. It has a relay that turns off the battery when the voltage drops. "mild hybrid" seems to be for lack of a better term, like "partial 48V electrical system with energy recovery" or whatever else more descriptive, just don't work for marketing ;-) Feb 10, 2022 · Sometimes, it is also important to look at problems that other Mercedes-Benz models have. Although I still have some doubts when it comes to longevity, I would buy the C-Class powered by this engine without thinking twice. Correct any problems and retest pump actuation:-12V plug at M75/11-48V plug at M75/11-48V connector X192/4-Connections at 48V fuse box F153/2-Sockets 1,2, and 5 at connector 2 of MRG1 control unit-M75/11 circuit 41 ground Basically, they found no issues, but applied a software update on the 48V subsystem. 0 L engine was first of all presented in the 2017 S-Class W222 S450 and Feb 9, 2024 · I have a 2023 “Facelift” version of the GLA250 with the 48v Mild Hybrid which was delivered in Oct-2023. Mercedes-Benz is recalling 3,823 of its 2022-2023 sedans because the high-voltage battery monitoring system software may not alert the driver of a battery Mar 22, 2023 · Mercedes-Benz 450 GLE 48-volt battery allegedly causes a no-start condition. The recall covers an issue with a 48-volt ground Mar 7, 2022 · Here is the tutorial on repairing the Mercedes Benz 48 volt mild hybrid battery using CG100 Prog III or CG100X programmer. Battery Issues. Tested, fully working, shipping now. Jun 6, 2023 · They are alike, but the Mercedes engine is more powerful, has more modern technologies, is more fuel efficient, and also proves to be more reliable when it comes to different minor problems. " But based on comments on mbworld. K. The Mercedes-Benz M256 engine, while renowned for its advanced technology and performance, isn’t without its challenges. 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, Jan 31, 2024 · It is merely supplied by a 48V/12V DC/DC converter instead of by a 12V alternator. The TSB lists the possible causes along with remedies for each. Jul 17, 2024 · Appears MB has zero idea how to deal with it. Hope this information helps for someone with similar failure 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. " Per Mercedes-Benz vehicle-specific repair information, Notes On Battery: "A 48V connector may only be unplugged in de-energized state. (04-06-2021, 02:44 PM) deimonk Wrote: Replacing the 48v battery will solve the problem. 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. Recognize the role of the 48V battery in Mercedes-Benz vehicles and how a faulty 48V battery can contribute to battery drain. 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. 0 added 2015 onwards Mercedes-Benz 48V lithium battery W167/ W203/ W205/ W222 repairing function. does not strike me as a big problem considering how many cars have this system. ” This capability brings EQ Boost closer to full hybrid technology compared to other light-hybrid offerings on the market. 48V technology add in not only combustion engine boost efficiency but in parts longevity? The Mercedes EQ Boost system, set up for the 2. This states that the cause might be software or hardware issues. 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. 4. Update DC/DC converter N83/1 if later software is available. Once the 48v battery reaches +/- 18v, it will be disabled by the Battery Management System (BMS). The important part is how they handle this. By using a 48-volt electrical system in new Mercedes-Benz vehicles, the car can be powered solely on the electrical system battery instead of using the drivetrain batteries. 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. Aug 29, 2024 · M256 Engine Mercedes. But the Mercedes-Benz lineup of gas-powered vehicles has been getting its own form of electrification as well. Implement effective strategies to prevent battery drain, such as regular maintenance of the electrical system. 5kW, 165Nm torque. Mar 25, 2024 · Mercedes-Benz AG started looking into the described issue back in June 2022 due to multiple field reports alleging battery-related warnings. When the sealed battery was invented in the 1970s, Mercedes-Benz was on top of it. Many people have had to have multiple battery replacements due to repeated failures. 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. The defect causes vehicles to shutoff, overheat, go into limp home mode, or lose acceleration at highway speeds. I would honestly avoid forums on the 48V problems, no one outside of dealer techs has worked on them since they're all under warranty still. 48v battery is main power source for starting/stopping your engine at stop lights, etc. Go Back: Problems for all Mercedes models. June 28, 2021 — A Mercedes-Benz GLE 450 class action lawsuit alleges the SUVs suffer from problems The 48V systems are unique, since they're a mild hybrid they are sensitive because you don't want 48V touching 12V systems. 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. Jun 28, 2021 · Mercedes-Benz GLE 450 owner says th 48-volt batteries cause failures to start the vehicles. . From the complaints made with the NHTSA about the 2021 GLS, it is clear that this model isn’t exempt. It's on current recall but this is after I had to replace mine on a 2yo GLS450 in March for $5k. M256 Engine Mercedes. Jul 11, 2023 · The recall affects the 2022-2023 Mercedes-Benz EQS 450 sedan mostly with 5,051 units, followed by the 2022 EQS 580, with 2,736 units, and the 2022-2023 Mercedes-AMG EQS, with 492 vehicles. The Mercedes-Benz M256, the most recent 3. Check the step-by-step guide to repair the battery. Jun 14, 2016 · Mercedes-Benz is always at the forefront of vehicle innovation. “The 2020 Mercedes CLS has a known defect in their 48V system that turns the engine off in locations with high heat zones. Feb 19, 2023 · The Start/Stop finally delivers (I turn it off in my T6!). Disconnect 12V battery more than 10 minutes for hard reset 48V system 01-28-2020 6:45 PM RUTHERE Sep 23, 2019 · BenzWorld. Reply reply Mar 30, 2024 · Follow troubleshooting steps to diagnose battery drain problems and address common electrical issues. C. But I have trouble even communicating at all with it. In 3 of those occasions, jumping finally started it. An additional patch was also sent from Mercedes to fix the problem, there was no need to swap for a newer battery. Because of this, we know we can trust the company, but why is Mercedes-Benz switching from 12 to 48 volts? Mercedes-Benz is making headlines with its growing lineup of electric vehicles which present an awe-inspiring view of the future of electrified luxury. MB is having massive issues with the 48V lithium batteries for their mild-hybrid systems. 48V Electrical System. The Mercedes Mechanic can help with your 2022 Mercedes GLS 450's battery warning and Dec 23, 2023 · Good to hear you haven’t had any problems with the car I really am quite impressed with what MB have achieved with their MHEV engine design especially the AMG versions with the addition of a 48V compressor Need help communicating with a Mercedes 48V BSG I've got my hands on a nice piece of tech as a spare part. I'm hesitating to buy a 2024, even with extended warranty as MB simply does not seem to have solutions for a plethora of issues. Thanks for the info. This comes in the form of a mild hybrid system. Mercedes-Benz has embraced mild hybrid technology to enhance efficiency and reduce emissions. Unlike traditional 12V systems, the 48V system allows for greater power delivery and efficiency, enabling advanced functionalities such as the ISG to operate effectively. Aug 20, 2024 · Your car will power some areas for easy access or emergency, but all related to the powertrain will be disabled. 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. Adherence to the advice above can be instrumental in preempting Mercedes’s mild hybrid problems, thereby ensuring a seamless driving experience over the years. Contact now to look a 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 Dec 3, 2022 · Have brand new 2023 S500 Executive Series. that similar issues Mar 17, 2024 · The malfunction also leads to other problems including overheating and air-conditioning problems. dc/dc converter is glued to 48V battery Oh I did try this but did nothing, I can try again but apparently they have a relay that shuts the battery down if it gets low, it's ment to be inside the battery but I have no idea, daxxer can do it but not been online for a while 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. Curious, what has been your experience. Overall so far statistically the EV models have less major problems than the ICE ones ever had. Apparently, the 48V battery issues that plagued the 2023 are recurring in the 2024s. The M256 3. 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. Every car just has a different problem, it’s really difficult to pin down. How to remove 48V battery usedon Mercedes W205 and W213 #CarRepair #EV #48V #W205 #W213 #Mercedes Oct 17, 2020 · I have had 4 occasions in last 3 months where 450 is dead after only sitting for an hour. The battery problem complaint is filed on the NHTSA website under 2 categories, Electrical System and Engine. They quietly released an official recall in February which was a software update that seems to have solved the issue. A lot of other drivers have been dealing with issues related to the battery, such as unable to start the car and even shutting off while in motion. And the 48V battery system has been problematic for some folks. Mercedes' handling of the situation is disappointing, as the instrument panel function, designed to alert about car problems, loses its purpose when the check engine light remains on continuously. 110 being sold throughout the U. Dec 24, 2021 · A second defect has been alleged relating to Mercedes-Benz vehicles with 48V/12V battery hybrid systems. 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. I'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system. This could potentially mask other issues. As anyone heard of this kind of problem ? Oct 7, 2022 · The lawsuit alleges this indicates the automaker has long known about the battery drain problem.
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