Mercedes 48v issues battery reddit It´s just random. Welcome to our community - the home of Mercedes-Benz on Reddit! We are a passionate group of fans… 48v system has no impact on performance. The 48v battery used for the mild hybrid system failed in my friend’s 2022 C300 and the car had to be towed to the dealer because the car refused to start. 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. I love the car, but as my first Mercedes I was expecting quality and reliability whereas I had fewer issues in my Lincoln and Nissan 2-3 years after ownership 149K subscribers in the mercedes_benz community. . It has a bidirectional converter to convert between 12v and 48v. And the 48V battery system has been problematic for some folks. Apart from that it is an absolutely beautiful car and it has a lot of safety features but the service will come with a price. Everything that has to do with Mercedes Benz, Tuning and most importantly, keeping these cars on the road. 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. It’s getting fixed next week but yeah I’m not too pleased with it. Looking at a 2022 E53 AMG that seems like a very good deal. This could potentially mask other issues. The dealer said the 48v went bad. I for example had 0 issues with my EV mercedes and a shitton with my ICE ones (from brand new). However, upon further research it seems that this model along with several others can have major problems with the 48V battery dying. The important part is how they handle this. Also, I see that a 12v charger might charge 48v through a converter, but no Apparently, the 48V battery issues that plagued the 2023 are recurring in the 2024s. 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. Soon after that quote however they told me that the fault could be rectified without replacing the battery but by simply performing a software update on the existing one. 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. Every car just has a different problem, it’s really difficult to pin down. May 7, 2024 · Mercedes Battery Drain Failures On July 1, 2022, Lieff Cabraser and co-counsel filed a federal automotive defect lawsuit in Georgia district court against Mercedes-Benz USA LLC and Daimler AG alleging breach of warranty, violation of state and federal consumer fraud laws, fraudulent My 2020 had several constantly-chiming dashboard errors and the driver’s side seat heater already broke. The problem has been a long game of chicken between the two groups, and no one wants to blink first. The first few years had their issues. Reply reply German engineering always contained over complex vehicles that also have issues. The car simply bricked. 149K subscribers in the mercedes_benz community. (And a few that would have been driven by engine rotation via belt are now electric 48V like the air conditioner compressor. I've got a year left of the manufacturer warranty and was considering extending the warranty. I’m hoping that the next generation systems are much improved. Many people have had to have multiple battery replacements due to repeated failures. I’d say go gas personally. 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. Looking at a 2022 E53 AMG that seems like a very good deal. That was a GLC 300. Does anyone have any recent information as to whether this is still an issue? Is it safe to assume a used car that doesn't show any issues in the Carfax report would be fine? Using a 48v battery on a 36v ebike Hey everyone, after riding an old 36v ebike I found used for the better part of 2020, I finally took the plunge in septemberand used my savings on a 2020 Voltbike Mariner. And I’m embarrassed we work for the same company And, since when does a 2019 E53 even have a 48volt battery system? First models with the system were the 167 and 223. They have definitely worked on sorting them out. There have been some issues with the 48v battery but I think the prevalence is overweighted on forums. They also report having to repeatedly pay out-of-pocket for costly diagnostics, software updates, and battery replacements, none of which remedy the problem. Apr 28, 2023 · If you own a Mercedes and have been experiencing 48 volt battery problems, you’re not alone. Lately I haven’t seen neither as much. The suppliers won't put out 48v parts until enough OEMs commit to going 48v, and the OEMs won't commit to going 48v until the suppliers commit to having the parts. I would assume that’s the setup the cybertruck has. Mercedes requires us to open a technical support ticket which can take anywhere from 2-10 days for them to respond to in order to We haven't seen them come back after replacing the DC/DC converter or 48V battery. Is this common? Dec 24, 2021 · As the Mercedes-Benz battery drains can occur without warning, drivers may be unexpectedly stranded and placed in perilous situations. 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'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system. Curious, what has been your experience. Many of the components that would have been 12V are 48V. It wouldn't go into neutral and the tow tuck had to use a dolly to move the car. ) Literally just had the car in a few months ago for a routine check/oil change and not a single warning. In 5 mo, MB has released almost 30 TSBs. 6 hours labour. If the cybertruck is a full 48v architecture all the way to the battery then you may not be able to jump it off a 12v battery in the traditional sense. From a basic google search I’ve found it not just limited to the A6 but a whole bunch of other Audis (and Mercedes) that use the 48v battery system, including those in the screenshot I posted. Welcome to our community - the home of Mercedes-Benz on Reddit! We are a… I have a GLE 580 and love it. The MB warranty literally just extends the factory coverage and mine was very cheap to add. At first they quoted me £1,324 for replacement of the battery including labour and VAT. 240 votes, 18 comments. 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. Definitely a good idea to take the car in. This was completed at the cost of 1. I have a 21 GLE and the 48v died today. I've have a leased 2021 that has been trouble free. But now I'm starting to think this might end up being a bit of a money pit. With Mercedes 48v architecture there’s still a 12V battery. Mines a hybrid and have no issues at all but I’d also strongly recommend getting the extended warranty through Mercedes as well. 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. I do repair those batteries for customers by just opening up, digging into the circuit boards, and refreshing some EEPROM files. The hassle for the dealership is that even if the car gives you this message, if the technician tests the battery with the Mercedes required battery tester and it says charge or pass, we cannot replace the battery. I found a lawsuit about it from about a year ago in New Jersey but it seems that hasn't been resolved. Overall so far statistically the EV models have less major problems than the ICE ones ever had. I find it hard to accept. MB is having massive issues with the 48V lithium batteries for their mild-hybrid systems. Lot of 48v and the in-line 6 had its issues too. This sounds like it could be related to a battery failure. Make sure it’s the Mercedes warranty not some third party one. To even order a 48V battery, you have to open a PTSS case. In 2 years you will know for sure whether it's been permanently solved, and if so - I would say it's as reliable as any other 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”. 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. Go back to school lol There are lawyers considering a class action lawsuit over the 48v EQ system as used in multiple cars - because in a few cases the battery has failed while driving on the highway. The BMS cannot be reset or reprogrammed with conventional scan tools. 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. These cars should be recalled, but Mercedes seems to be taking a workaround. Aug 20, 2024 · Once the 48v battery reaches +/- 18v, it will be disabled by the Battery Management System (BMS). They quietly released an official recall in February which was a software update that seems to have solved the issue. Mercedes 48V system has solely a 48V battery. lqajr gglvg sexkcw hggiw chougxq mdeotm eviuy efi ilmtx yappw