Mercedes 48v issues forum. 8 amps would try to consume 230.
- Mercedes 48v issues forum Mercedes crunched the numbers and decided to make a line of "mild hybrid" inline 4 and 6-cylinder engines, 420 HP. 48V "motor" (actually a belted starter generator), 12. A new battery was shipped from Mercedes. This is a Mercedes 48 volts battery. What is Mercedes-Benz 48V lithium battery? There is a software issue with 48v batteries manufactured by one particular electronic component manufacturer that can cause an erroneous fault code/check engine light, this apparently is affecting multiple manufacturers, not just MB. Tire Scrubbing Tire scrubbing happens when the car pushes through the front tires resulting in the front tires skipping over the ground and can cause loud thuds and vibration through the steering of the Mercedes GLC. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! PHILADELPHIA, Dec. 5 EQ-Boost Estate 69 plate that's done around 50K miles. Basically, they found no issues, but applied a software update on the 48V subsystem. 000 Miles Hi guys last night after driving for like 15 mins all of the sudden the engine heat goes to the maximum and I get the message that coolant is too hot stop vehicle, as I stop on the side of the road I turn off the engine go check the hood the engine seems perfect not any smoke just the fan working at Problem solved. During past 4month. When dealing with 48V battery failure of Mercedes Benz 223 and 206, it is necessary to As detailed in the IDTechEx report, Mild Hybrid 48V Vehicles 2016-2031, this option will become a huge business from 2017 as Ford, Hyundai, Bentley, Volkswagen, Audi, Geely and many others adopt them as the most cost-effective way of meeting 2025 and 2030 carbon dioxide emissions regulations while sharply improving economy - even improving Hi everyone, Just joined here, and posting as I need help after exhausting (and continuing) to work with my local dealer with an issue that started 2 months after picking up my new 2021 AMG GLE 53. June 28, 2021 — A Mercedes-Benz GLE 450 class action lawsuit alleges the SUVs suffer from problems 01: 48V Battery Benefits 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. I don't understand the parktronic thing you complained about, when going at around 5mph, the system assumes you're looking for parking spots Learn how to resolve the issue of "Mercedes Starts and Shuts Off Quickly" in a Mercedes C-Class EQ Boost with M264 Engine. 8 amps would try to consume 230. 1. Fortunately I took a pic and was able to provide it to mercedes-Benz STARTUNED septemBer 2021 5 hI h enerGY At 48V, that 2. You get a ton of warnings. In this article, we discuss the issues with the Mercedes-Benz EQS and we also look at its resale value to lead you in on its real worth. 1) Sometimes the motor runs at its uncontrolled maximum speed. Dealer replace both batteries twice and the last time they did a software update, June 2017. 6 abs airmatic alternator amg amg c63s audio battery benz brakes c230 c300 c63 c63 amg c63s clk cls convertible coolant coupe diesel e320 e350 e500 e55 e55 amg ecu electrical engine engine swap esp BenzWorld. Need a bigger car for family and stuff. org, the total lack of availability of third party 48V batts is creating a serious depreciation issue for these cars now Looks like there's a problem with the drive battery - is the car under warranty? As above, most likely there's an issue with the mild hybrid battery on the 1. In this section, we will provide Mercedes drivers with a step-by-step guide to diagnosing battery drain problems and addressing common electrical issues that may cause Mercedes-Benz GLE 450 owner says th 48-volt batteries cause failures to start the vehicles. I have this issue in the first 3 days of purchasing new 23 300 4matic. by clicking the link above. Check the step-by-step guide to repair the battery. Anybody has faced similar issue MHH Auto ™ HI just quick question in last 4 weeks i have done few Mercedes 2020-2022 48v battery unlock but i fund out in some cases on pcb is burnt negative br Mercedes 48v battery – Mercedes-Benz – HybridElectricForum Forum However, this car has some issues you’d love to know before attempting to own one. Who can help with this problem? What is needed for this? Thank you in advance! Realtime Posts Downloads Chatbox Donate Crypto What's (05-12-2023, 07:40 PM) AB4S Wrote: Hi all Has anybody used cg100 to clear mercedes 48v hybrid battery? Since clearing the battery eeprom data with cg100 and charging it back to 48v the vehicle now starts but after 10 seconds the engine cuts straight out. Since new there has been an annoying audio sound that seems like it is coming from the front speakers or possibly the driver-aid electronic assembly at the top of the windshield. In this article, we’ll dive into the details of this case, exploring the diagnostic process and the steps taken to resolve the problem. Re: Mercedes Benz 48V MHEV BSG - Help needed Post by threeReefs » Tue May 14, 2024 9:33 pm As a quick update on this, I have come to the conclusion that trying to make this work the "proper" way - creating a boost function or using the inbuilt one - will be too complex and probably not work. I delayed it since I wasn't ready since it might cause problems. youcanic. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Buy YOUCANIC Pro Scanner https://www. The dealer is stumped and we are upset. They quietly released an official recall in February which was a software update that seems to have solved the issue. Just make sure the car is covered under factory warranty. 167。 3. I brought it back to the dealer multiple times and they say it’s (04-06-2021, 05:34 PM) fanatrally Wrote: (04-06-2021, 02:44 PM) deimonk Wrote: Replacing the 48v battery will solve the problem. In 2 years you will know for sure whether Looking at a 2022 E53 AMG that seems like a very good deal. Hi I'm at the point of completing a purchase of VCDS but I need to know whether it has the capability to de-energise the 48V MHEV system on 2018 and up A6/7 Q7/8 vehicles? I have an out of warranty A7 sportback with a dead Belt Starter Generator to 2021 Mercedes-Benz GLS Battery Problems An owner from Florida states: “The car would not start and could not be jumped. 9kWh battery The generation is also not a problem because the 8G-DCT can be fitted with an integrated starter/alternator, which generates メルセデス・ベンツ日本は3月24日、メルセデスベンツ『C200』など31車種について、（48Vバッテリ管理システムに不具合があるとして、国土交通省にリコール（回収・無償修理）を届け出た。対象となるのは、2017年11月3日から2021年2月8日に輸入された2万8361台。 Hello I have w223 the car starts for 3-4 seconds and stops, and 48v battery voltage keeps dropping and after charging comes up so i dont think its 48v battery problem. As such, it is not acceptable whatsoever to publish any software that is bound by any legal restriction. 2000 S430 (Dad's car, for special occasions) 2000 S500 (wife's DD and first W220 project car) BenzWorld. Undoubtedly, I was erroneous. Has anybody had this problem? It is still under warranty but could be bothered going to a dealer if someone knows an easy fix. A second defect has been alleged relating to Mercedes-Benz vehicles with 48V/12V battery hybrid systems. 5kW, 165Nm torque. Please keep things friendly and fun! No name-calling, trolling, bullying, or harassing. which is Hello everyone I have a problem with gle300d mild hybrid I need to unlock 48V battery eprom Car not starting after accident with a red notification on board and showing dtc (B183387) Tks MHH Auto ™ Guest I have read online that generally speaking the CLSs are battery eaters. com/scanner/Get Factory Service Repair Manuals & Specs https://www. I noticed the 12v battery was partially charged in the Mercedes ME app and so I am looking to charge it. I have about 4500km on it so far and have many of the same issues you have raised. 5 days into ownership tonight, got the dreaded 48v malfunction error Hi I have brought a Mercedes 2019 c class that had light damage, the car is repaired but comes up with 48v battery fault and won't start 😭 I saw daxxer had a fix for this but I can't get hold of him, MHH Auto Guest Hello There, Guest! Login Register Mild hybrid from Volvo is a fairly typical mild hybrid set up. A new battery was shipped Has anyone got advice on whether these are worth buying? I am looking at a 3 year old version which has just come to the end of it's MB warranty but have been reading horror Bought a CPO 2023 E450 All-Terrain last week, fully loaded, great deal, love the car - only 7000 miles. Service hotline (Mercedes-Benz Customer Assistance) By phone: 00800 9 777 7777 (daily from 9 a. They’ve ran several Diagnostic checks and nothing seems to be coming up. Brought it back to the dealer. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada MBUX internet problem in Australia, a huge disgrace! mwong Feb 15, 2021 12 13K Jun 22, 2022 by raj7787 Mercedes EQ Forum 7K members Home Forums Recommended Shops Recommended Repair Shops Home As the title implies, I'm looking at a 2021 used GLE450 and noticed a surge both on this reddit and on MB forums addressing the reliability issue of that battery. 5 days into ownership tonight, got the dreaded 48v malfunction error We have been waiting for the delivery of a battery and no one seems to be able to locate a battery. Just wondering if anyone has had success with CG100? 2021 - : S350D, S400, S450, S480, S500, S580, S580E, S500 Maybach, S680 Maybach When you purchase through links on our site, we may earn an affiliate commission, which supports our community. I had AAA come out to jumpstart the car and they said the voltage was perfectly fine. Often got people asking us how to repair Mercedes 48 volts battery. This fault can be solved through DTS MONACO without replacing parts or cutting brush data. Apparently I was wrong. The defect causes vehicles to shutoff, overheat, go into limp If you are under warranty - it's no biggie. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and And the 48V battery system has been problematic for some folks. I'm looking into a GLS and notice there are some reliability issues with the 48v Re: Mercedes Benz 48V MHEV BSG - Help needed Post by threeReefs » Tue May 14, 2024 9:33 pm As a quick update on this, I have come to the conclusion that trying to make this work the "proper" way - creating a boost function or using the inbuilt one - will be too complex and probably not work. I found a lawsuit about it from about a year ago in New Jersey but Hi everyone, I’d just like to know if anyone here owns a 2019 E53 and if so, what are common issues I should be looking out for? I saw lots of owners mention the 48-volt generator. 206. Member/s doing such will be membership revoked. C. This case study uncovers the root cause involving the SRS control unit and provides a detailed solution to restore vehicle functionality. And as mentioned originally, if the 48V is low and for whatever reason you don't want to start it up to charge it, a trickle charger on the 12V circuit will very slowly charge the 48V battery. 205. Hello dear experts. I was wondering whats the major different coming for a C300 to a car like BenzWorld. Does anyone have any recent information as to whether this is still an issue? Is it safe to assume a used BenzWorld. But after switching off ignition and restarting it a few minutes later all was good again. I disassembled battery and internal motherboard, it looks ok. Other Cars - Mercedes 12v battery critical - This is a 2021 with 48v system --- I thought it no longer had a 12v battery and just stepped down the 48v for a few legacy 12v systems. Neither car is doing (m)any miles at the moment, so I'm having to resort to a battery charger. All 48V batteries of Mercedes Benz provide DTS MONACO technical solutions: 2. If you write back the unlocked eeprom We just got our new 2023 Mercedes S580. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Kia problems have been reported attributed to the 12V battery (example here) Kia Ceed 1. Because of my long commute I would say that the battery would be charged properly. I’m told the 48V battery has to be replaced. April 1, 2024 — About 134,000 Mercedes-Benz vehicles are recalled because the 48-volt ground connections I have looked at what this is and am pleased with that but, has anyone had any problems with their EQ Boost ? Home Forums New posts Search forums Media New media New comments Search media Members Current visitors COVID-19 Log in Register Don’t know much about Mercedes SUVs, have a 2011 E550 cabriolet (not AMG) that’s fun but rarely driven. E-Class (W213) - 2023 E450 All-Terrain 48V Malfunction 5 days after buying CPO - Hey all, Bought a CPO 2023 E450 All-Terrain last week, fully loaded, great deal, love the car - only 7000 miles. Fault code: B18339A. Has anybody encountered a 48V battery malfunction, and what resolution did Mercedes provide? Additionally, would this problem be included Beefier timing chains and the smooth ramp up to idle speeds provided by the EQ Boost ISG will all but eliminate this issue, another great hidden benefit of the Mercedes-Benz EQ Boost 48-volt system. I bought a 2023 glc43 in December and since them having continual 12v battery warning issues and emails from the app stating my battery is at critical low levels. I was hoping it Approximately 8,000 units of the 2023 model year GLC 300 may be recalled in the United States market over a yet-unconfirmed problem with the mild-hybrid system Are you driving your car enough at the moment to keep the battery sufficiently charged? I'm certainly not (due to the lockdown). Who can help with this problem? What is needed for this? Thank you in advance! Realtime Posts Downloads Chatbox Donate Crypto What's BenzWorld. Rather than run the A/C off of a The 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 Welcome to our comprehensive CG100 PROG III V6. Punisheros Viewing Forum Daimler Group Mercedes-Benz, Smart Discussions. An additional patch was also sent from Mercedes to fix the problem, there was no need to swap for a Hello all, I’ve an ongoing problem with a 2021 model C-Class - so I thought I’d ask if anybody else has seen or heard of anything similar. That's a 48V system, with a battery in the trunk. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz News Mercedes 48V lithium battery locked up after accident. Thanks! If this is your first visit, be sure to check out the FAQ by clicking the link above. However, the car shows no history of the Check Engine light going on at all. Hi all, I hope everybody on here is well. The sales person told Location NY, USA 2015 Mercedes GLA 250 4MATIC 39. It's OK to debate an issue, just keep it civil. 5L EQ engine. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! There have been some issues with the 48v battery but I think the prevalence is overweighted on forums. The Regenerative 2. It's clearly showing issues in 10 Common Mercedes GLC Problems 1. New to the forum and I need some community assistance. I've got my hands on a nice piece of tech as a spare part. What it does: The generator firstly replaces the starter motor. What it is: Generator/Motor between the engine and transaxle. ) By fax: +49 (0) 69 95 30 7255 Address: Mercedes-Benz Customer Assistance Center Maastricht NV Postfach 1456 I have a 2023 “Facelift” version of the GLA250 with the 48v Mild Hybrid which was delivered in Oct-2023. Called dealer they said mostly like the issue is related to car being idle on the lot. 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. It supports the stop/start and The light goes on randomly while I’m driving. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. This 48v battery located in the trunk, is unique to the 2021 model year, and Hey guys, I currently have a C300 (modded out a little of course) and I was kinda thinking about an upgrade. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Hi guys Mercedes 2020 year model, X290 AMG After the accident car is not starting, and 2 faults on G1/3 48 V battery. to 6 p. Mercedes S Class - Mercedes Forum - Mercedes Benz Enthusiast Forums LOG IN Okay so I posted on here recently that I have a 2008 Mercedes' cls 320 which had held itself in 6th gear and laboured the engine to the point it cut out. 253. 3V when The 48V system, which I initially disliked but now appreciate, seems to stabilize and reduce engine stress. However, reading some of the Read: 2023 Mercedes GLC Gets Hefty Price Hike To Accompany Redesign, Starts At $47k The Office of Defects Investigation will evaluate the alleged issues and determine whether a recall is needed Looking at a 2022 E53 AMG that seems like a very good deal. Senior Member Reputation: 22 Thanks Given: 61 Thanks Received: 102 (72 Posts) Posts: 323 Threads: 27 Joined: Mar 2020 4 03-07-2024, 11:44 AM 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. The car would not unlock with the app or the key fob and when I manually use the key to open it, the mirrors and some of the electrical still would not work. 0 added 2015 onwards Mercedes-Benz 48V lithium battery W167/ W203/ W205/ W222 repairing function. Here are a few ground rules: 1. Learn about the advantages of the straight-6 design and why the M256 stands out in modern automotive engineering The "battery monitor - charge status critical" issue has been going on for years in my case. I found a lawsuit about it from about a year ago in New Jersey but Welcome to our community - the home of Mercedes-Benz on Reddit! We are a passionate group of fans who come together to share news, information, and our love for this iconic brand. It seems like crash in software of control module of 48 V battery. Contact now to look a Mercedes 48V lithium battery locked BenzWorld. Tested, fully working, shipping now. I need help fixing a 95M01 dump from a Mercedes 48V battery (LIB) after crashing and discharging. They had my car for 5 days, sanded our the pain and reattached it all then said it was fine. It’s got 75 miles on it and the check engine light keeps coming on intermittently. I have a Problem Yesterday my batteries was death I do a jump sart with another vehicule and i let the engine running. 4 watts. BenzWorld. I have a 2019 GCL 300. But based on comments on mbworld. Last time they had to order the auxiliary which took a week to get. At that time, the German automaker hypothesized that an Welcome to the forum to discuss diagnostic tools for Mercedes-Benz vehicles. co The contents of this forum are for experimental & educational purposes only. I saw the message in the app. Use the search I selected the Mercedes over the Range Rover due to my belief in its superior reliability. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. . In fact, these drivetrain batteries can be removed altogether, making the vehicle safer overall because there aren’t dangerous amounts of electricity traveling through Hi all I'm working on a 2020 W167 GLE AMG (167. 6 watt fuel pump and apply basic physical law calculations at 12V and then at Having owned various classes of Mercedes Benz since the 90's, electrical has always been somewhat of an issue. I found a lawsuit about it from about a year ago in New Jersey but However, the MB Escondido service advisor Mark Ciesla adamantly denied any existing electrical or battery issues with recent model Mercedes automobiles. m. I have a new 2020 MB GLB250 4Matic. 2022 Mercedes-Benz AMG SL63 Battery Technical Service Bulletins TSB Number: NCU - 2023100003 NHTSA Number: 10244750 TSB Date: October 19, 2023 Date Added to File: November 3, 2023 Failing Component: Electrical System:12V/24V/48V Battery Mercedes-Benz recalls 134,000 GLE-Class and GLS-Class vehicles over a risk of fires. Early builds had issues Service / Mercedes me Support. 1V-14. com/manualsAsk Car Questions & Get About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket BenzWorld. The vehicle model 213. I'm carsolution from Indonesia, I've benz GLC 300 problem won't start. Once the 48v battery reaches +/- 18v, it will be disabled by 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. It has a relay that turns off the battery when the voltage drops. The car got a wired sound after I drove back from a country road trip. Hello, I am new to the forum and new owner of my first Mercedes Benz 2023 GLC 300. I dont have a spare battery to use as a slave, but I do have a battery can If for some reason the battery is critical (both 12V or 48V) the car alerts you on Mercedes Me and email to start the car immediately to charge it up. 5 MHEV 2021 "Check 48V system" I'm guessing (hoping!) that a higher capacity 12V battery is fitted to Kia Ceed MHEVs than i20s, but the Hyundai/Kia 48V system is The reason I ask is that because my current car (NOT CLA) has been having battery issues (again) over the past few days, and tonight I decided to make sure it would jump like it usually does with my jumper battery pack. I think When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 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). A couple of months after taking delivery my car showed a red “12 volt battery not charging error” message. is investigating potential consumer class action claims on behalf of owners and lessees of 2019-2022 Mercedes-Benz E-Class BenzWorld. 167 BenzWorld. but was put off by the early 48v issues, but I wouldn't hesitate to get a 450 at this point. 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 Is anyone else having issues charging their batteries on their late W205 cars? We have a pair of 2019 205 series cars, my C63S coupe and my wife's C300 cabrio. If you program the car to stay in eco-pro mode, the engine will “sail” and shut off even when the car is moving while you’re not accelerating. Since purchasing this November 11th of 23 I have had five software related issues that have pretty much left me stranded until the car in some cases decided to I think the question should be - how long do they last If you are under warranty - it's no biggie. mercedes C220 CDi 2002 estate, which I guess makes it a W203. Looking at a 2022 E53 AMG that seems like a very good deal. I ignored it, GLE Class (V167) - Should I avoid the GLE450E? - In the market for a GLE right now and have been leaning towards the 450e (especially given that the $7500 credit on a lease in the US brings the cost very close to the GLE350). Section dedicated to technical and mechanical issues found on the 2014+ Mercedes X-Class. 4. Is this a silly idea? I'm after a petrol estate (I don't do that many miles at the moment) and don't want to spend a small fortune in a few years if the The most recent of which is receiving the 48V Battery Malfunction message and my Check Engine light went on. Stopped at home, left 1/2 later and the MBUX screen is totally dead, no reversing camera, no radio. Hi All, I have a new to me 2020 GLC300 mild hybrid. There's problem with batt 48V, Members Forum Team Online Members Open Buddy List Posts Mark All Forums Read Welcome to world's most trustworthy automotive forum To obtain . The normal voltage of this should be 48 volts. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! 48V Battery Malfunction Dec 2023 Mercedes GLE Premium Mild Hybrid Thread starter ved Start date Sep 16, 2024 Sep 16, 2024 #1 V ved New Member Gotcha, judging by the similar issues on the forums it apparently boils down to it being that the 48v battery that isn’t charging the 12v battery. Model: 223. Indicating that it lacks charge. Not have any ways for repair Upon receiving the car back, I noticed that the charging problem had been resolved. Of course it didn't, as it appears my A Mercedes-Benz 450 GLE 48-volt battery lawsuit is still being debated in a New Jersey federal court as the plaintiff tries to convince the judge the vehicles are defective. Make online update, I think MB released new software for this battery! Other way, you have to read the eeprom, post it here, someone may help you to unlock. 580 would be dreamy, but it gets into GLS450 territory and it I Mercedes 48V lithium battery locked up after accident. I have now gone 3 months and no more problems. When occasionally motor runs at uncontrollable maximum speed. Now we will share some tips and explain how to repair them. I was browsing around and found the '10 E63. Contact now to look a Mercedes 48V lithium battery locked Troubleshooting Mercedes-Benz GLE Battery Drain When troubleshooting battery drain in your Mercedes-Benz GLE, it’s essential to follow a systematic approach to identify and resolve the issue. VerticalScope Inc. At the same time, you have to charge batteries with 48 Charger. I've written down all details of the problem here: https://openinverter. GLE 350 SUVs (2023-2024) GLE BenzWorld. 17, 2021 (GLOBE NEWSWIRE) -- Kehoe Law Firm, P. If it's a 2020 model you can see the battery state, if the starter battery is "partially charged" then eco stop/start will stay inactive. 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 volt system. Like Turbolink had problems with Eco Start/Stop. 361) Engine: 256. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Here’s What’s Included in the Mercedes 48V Cable Recall 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. And don't forget about the thermal paste. The site includes MB Forums, News, Good afternoon, I've been troubleshooting my new EG4 48V WP batteries for the last few days and really need some help. What is your experience with these 48v systems (good or bad)? I'm seeing some reports on a Looking at a 2022 E53 AMG that seems like a very good deal. I have seen on the internet numerous people have the same problem and that a large batch 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 A recent case at our workshop brought to light an issue that many Mercedes owners might encounter: the “48v battery see owners manual” warning displayed on the dashboard. So, if we take that (required) 57. 5. Table of Contents 1. Got the car in March 2019, problems started in October 2019. Where's I'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system. They said there is a 190e 240d 300d 380sl 450sl 4matic 500sl 560sl 722. They asked me to drive for a day and Hi, I had the same problem with 2016 GLE 450 AMG, (bought new from the dealer) The first week I received it the car would completely shutdown I would have to open the door in order to restart it, for 4 years I had nothing but problem after problem, mostly electrical. Fast fwd a few weeks : 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 In fact, my previous car, the AMG GT53 had the M256 engine with an electric turbo, powered by a 48v system with a 0. However, upon further research it seems that this model along with several others can have major problems with the 48V battery Lastly, your 48v Mild hybrid battery is disabled because of the deployment of the airbags AND drainage of current. I have noticed the “clunk” when the car is down shifting when slowing to The top destination for Mercedes and AMG discussion, news, and rumors When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. However, upon further research it seems that this model along with several others can have major problems with the 48V battery dying. The Fora platform includes forum software by XenForo. 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”. The site includes MB Forums, News, It may be that the reason the very latest (2025) Hyundai i20 models are no longer mild-hybrid is because of problems with the 12V + 48V system, but equally likely that choosing to downgrade the 'mechanical' specification and upgrade the 'tech' specification was Hello guys, I need help to fix this file. The Mercedes GLA also suffers from this problem; the cause can likely be the same as how the owners The 48V route and belt-drive deletion mean they can make a shorter in length straight six engine, 2018 MERCEDES-BENZ CLS 450 4-Matic Engine: 3L turbo & E-supercharger, in-line six-cylinder, petrol Power: 367 hp @ 5,500 Mercedes-Benz AG started looking into the described issue back in June 2022 due to multiple field reports alleging battery-related warnings. I don't know how well Mercedes in general would sell, if all electrical components and wiring had been completed by using Japanese parts. From the day I picked it up, everything was working beautifully. airbagteam. ) but the batt never get to work again. MHH Auto greatly appreciates Mercedes S Class - Mercedes S350, Mercedes S430, Mercedes S500 and Mercedes S600 Sedans. There are many manufacturers deploying 48-volt systems, but Mercedes-Benz seems to have utilized this technology in an almost symphonic fashion. the diagnostic code was sent over to Mercedes for analysis, we got feedback that a software update was required. I read about 0-2V across the battery BenzWorld. I can't find anymore detail in the owners manual or searching on line The car has only had Through research, it is found that the problem of fault code B183371 reported by Mercedes Benz 48V battery causes the vehicle to fail to start. I would love to check if this file dump belongs to this hardware. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more!. 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. But I have trouble even communicating at all with it. Hello, having issues with my new glc 300 suv just a few weeks after buying it. Every time I take it to the dealership they say the battery is fine. I bought my car in October 2023. B183304。 4. In short, the batteries show a status of "Standby", 100% charge, and equal voltages across all cells, but will never actually discharge. That was a GLC 1. I never had issues with starting the car. However, a new issue has arisen, whereby the car frequently displays a "Battery Malfunction" message and the hybrid battery can only be discharged from 14 miles to 9 miles Explore the comprehensive guide to the Mercedes-Benz M256 engine, covering reliability, common problems, oil capacity, model applications, and a comparison with the M276 engine. It has been in and out of the shop every month since I bought it With our custom board and 48V encoder, we are currently facing the following two problems. 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. 2. From Torque pro or from reset button in hidden menu I have seen that the batt is 14. 1st visit: there is nothing wrong (Nov 2019) 2nd visit: we'll replace the faulty battery. 12v is still fairly important , even for starting the engine. The A/C motor looks interesting, I need to find dimensions on it. 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. Solved the problem by replacing main board. org But tl I'm thinking of getting a C200 1. I have a yellow battery symbol with the wording "Start Engine refer to user manual" coming up when I get in the car (W222 S500). Affiliate programs and affiliations include, but are not limited Hello all, I joined this site for knowledge transfer for a better understanding of my brand new 24 glc300. 213. 5 Ohm load running at the same 4. When I start up it goes away. It has a 900-WH 48V lithium battery. Somebody tried before (I swear, not me. I looked under the vent towards the top right of the engine bay (under the filter) and Mercedes Needs To Fix 48v Connection On Several Models Over Fire Risk The recall impacts 12,191 vehicles, but the fix simply requires a connection being tightened A total of 12,191 vehicles are Pick up my 2020 GLC 300 today. Welcome to our community - the home of Mercedes-Benz on Reddit! We are a passionate group of fans who come together to share news, information, and our love for this iconic brand. But it's only 2-7 V. The Fora Hello dear experts. 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