Mercedes 48v issues reddit 2020. I've had no issues on mine after 55k miles.
- Mercedes 48v issues reddit 2020. I was told by the Mercedes service department this has been occurring in Arizona, New Mexico, Florida, Nevada, and Saudi Arabia. Lot of 48v and the in-line 6 had its issues too. Fuse MINI . 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 went over to the “try not buy” that the rest of the world has gone to in 2020. Make sure it’s the Mercedes warranty not some third party one. 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. 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”. . This happens after 24 hours and a long drive. Reading around MBWorld, 2020 and 2021 did have some 48v issues but it seems like it's mostly fixed. This was very refreshing to read because I've read quite a few reviews talking about engine issues and breaking problems, but those might just be an anomaly tbh. A decent amount of owners from 2020-2023 had issues with MBTex. In 2020, with the facelift, MB switched the 450 to the M256 and introduced 48V with that too. I have 2023 C43 and get these messages all the time. 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. But I've seen a bit around here regarding the 2020/2021 years and increased potential for issues due to them being earlier in the production cycle. They screwed up the launch of the C Class with those issues and they’ve gotten even worse on the GLC. It's been around longer and most of the major bugs in that platform have been worked out. But that is A class. Also affected by the 48V battery problem are model year 2020 Mercedes SUVs. parts ordered. I feel like Mercedes really got their shit together after the 2019 updates. Treat your stuff to last and it will last. The newer models, especially those with the mild hybrid system, are expected to be more reliable due to continuous improvements and refinements in Apparently, the 48V battery issues that plagued the 2023 are recurring in the 2024s. Not that they should happen but you cant compare two. I have a 20’ with 24k on it and have had no problems. 2010-2017 seem to be the sweet spot as far as reliability and don’t ever think about buying one from 2000 to 2005. 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. Welcome to our community - the home of Mercedes-Benz on Reddit! We are a passionate group of fans… MB is having massive issues with the 48V lithium batteries for their mild-hybrid systems. The 350 ain't a saint per some (who've never owned one), but the 350 has a tried and true 12V system. Every car just has a different problem, it’s really difficult to pin down. I have a feeling most MB owners are drivers and not EV fans. 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馃榿. claim he currently experiences any problems with his GLE 450. Battery 48V. 7. The industries are doing everything they can to promote a subscription mindset even with hardware - think of how you were able to have an iphone 5 for years and years and now a year or 2 after the newest phone you feel outdated Mar 7, 2022 路 Here is the tutorial on repairing the Mercedes Benz 48 volt mild hybrid battery using CG100 Prog III or CG100X programmer. I have zero beef against them, but unfortunately it's just Mercedes-Benz's 48-volt system specifically that's all. 5l hybrid estate. 2) no 48V battery issue. V167, and they were new in 2020 (US). E63 was the only model to never have 48V in all W213 model years. Apr 28, 2023 路 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. Basically, they found no issues, but applied a software update on the 48V subsystem. However, upon further research it seems that this model along with several others can have major problems with the 48V battery dying. 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. Couple of electrical things along the way like the 'extra power' button under the accelerator pedal in the 2011 but otherwise good as gold. Aug 7, 2024 路 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. I'd read about some 48V battery failures/deaths. Avoid fridge obtion if using as a GT. This could potentially mask other issues. They are having problems with 48v batteries, wiring harnesses pinched, water leaks, lack of oil pressure locking up the engine, rods going through the side of the block, head gaskets, camshaft adjusters, esp module software causing the car to just stop working, ignition modules failing, comand head units quit working, the list goes on. I've had no issues on mine after 55k miles. ” “The 2020 Mercedes CLS has a known defect in their 48V system that turns the engine off in locations with high heat zones. I think the GLC 2020 and later will be good trucks since it’s near its end of life before a new model is launched. Many people have had to have multiple battery replacements due to repeated failures. I also was debating between an E and C class for a while due to the E class interior but ended up with a low mile trade in 18 C63s sedan. The 2021 also has their new inline 6 engine whereas the 2020 has the older M276 although you get a boost in HP over the 2018 model. In California the law states that if it’s in the shop for more than 30 days within an 18 month window for any critical component, you can make the manufacturer buy it back under the lemon I got a '20 350 due to 1) it was nicer than the 450's available at the time. And software on newer vehicles drains them all the time. Excellent, very well written and enlightening. That's completely misleading. Is the standard if you are set on 2018+ id go atlest 2019 to let some issues with the new m177 engine get fixed, if money is no object, then push to 2020. They quietly released an official recall in February which was a software update that seems to have solved the issue. A couple of months after taking delivery my car showed a red “12 volt battery not charging error” message. Therefore, introducing outside coding could cause issues in the long-term. Car that i am aiming now is X3. Also, the GLA, GLB, A, and CLA with the cylinder head failures on the m260 engine. I’ll be buying with no warranty at all (ex Japan model). I relaxed the search constraints and found a 2021 that is less expensive and has everything I want. It came down to what was available with the options we liked more than anything, I wouldn't be mad about having a 350, which has enough power. Many and much issues with some as I’ve learned just buying a 2020 350. Looking at a 2022 E53 AMG that seems like a very good deal. I'm trying to hang on to this one for a while. The Failing 48v batteries, loose grounds and electrical connections, failing electrical components, poor engineering, trim falling off, 3rd row seats failing, driveline issues, and so on. 240 votes, 18 comments. Mines a hybrid and have no issues at all but I’d also strongly recommend getting the extended warranty through Mercedes as well. Dec 24, 2021 路 A second defect has been alleged relating to Mercedes-Benz vehicles with 48V/12V battery hybrid systems. Mercedes has just been having so many issues with the 48v battery I would almost advise everyone away from any 53 for the time being. They had to rebuild… 2020 Mercedes Benz GLE fuse box diagram. Apr 1, 2024 路 2020-2024 Mercedes-Benz GLE 450; Mercedes believes the 48V ground connections under the passenger seats may have come loose during the assembly process. reliability shouldnt be a concern for both cars, the b58 is known to be a reliable engine (it‘s a bmw inline 6 after all cant go wrong with that), the m256 also isn‘t showing any major problems yet, only thing I heard is some overheating issues which can be solved with a quick cpu uprade to the 48V hybrid system 160K subscribers in the mercedes_benz community. These cars should be recalled, but Mercedes seems to be taking a workaround. GLE had a rough 2020 model year - a lot of new issues with the new tech, I would say the GLE is one of the better ones currently, I wouldn’t be concerned , benz buys back cars with issues usually without any drama I personally would not buy a Mercedes that is past 2017. I looked under the vent towards the top right of the engine bay (under the filter) and it seems to be the 48v battery. I’d say go gas personally. They have definitely worked on sorting them out. The Panameras have well known PDK transmission issues and all of the "53" AMGs have known 48V-hybrid problems. 0 turbo I4 but they’ve had a very problematic My 2020 had several constantly-chiming dashboard errors and the driver’s side seat heater already broke. I'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system. Lately I haven’t seen neither as much. Extra power isn't just for going faster. I'm not sure shareholders are excited either. Implement effective strategies to prevent battery drain, such as regular maintenance of the electrical system. The MB warranty literally just extends the factory coverage and mine was very cheap to add. I have a GLE 580 and love it. Bought two new vehicle and ended up with the following: GLB250 in 2020. In 5 mo, MB has released almost 30 TSBs. Useful information Community Problems and issues Useful guides The 53 series powertrains are brand new and super high tech. Some stitch failures and others with cracking at low miles--under 10k. The GLS 580 has a 48V mild hybrid EQ Boost system that the previous GLS 550 didnt have. Nissan Z Recall Issued For Pop-Up Sep 20, 2022 路 Hi All, I have a new to me 2020 GLC300 mild hybrid. I find it hard to accept. That was a GLC 300. Members Online Reliability and Common Issues: Early BMW hybrids, like many first-generation technologies, had their fair share of teething problems. Hopefully, they resolved it. Fucking best years for them, I’ve made so much money on 48v issues and 256 ignition coil harnesses, not to mention every 167 coupe needs a sunshade Reply reply rev440800 "b200096: faulty control module active/static storrd in starter/generator control module and u046900: invalid data received from grnerator control module static in ecm. Basically how reliable are these? I’m looking at a 2019 or 2020 low mileage (around 20k km) C200 1. Mar 30, 2024 路 Follow troubleshooting steps to diagnose battery drain problems and address common electrical issues. We had a 2011 E250 estate and a 2016 E350 estate, sold the 2011 at 350k and the 2016 at well over 100k. Since buying mine last year, the 450's (GLE and GLS) had a major recall for transmission issues. Takes up lots of space, so does the 3d audio and the table/trays. The 48v system charges the 12v as needed but 48v dropping below 30% forces conseervation mode which entails variety of battery messages I largely safely ignore albeit I got a harbor freight viking lipo jumper for 80 bucks for moments cant start or shut car off for 15m to let 12v leech 48v electrons. Jan 31, 2022 路 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. The pre owned certified warranty I think is different, it wouldn't have covered my issues , ask for a Mercedes extended warranty that goes up to 100k only , the pre owned one is unlimited miles and may be 5 years but they might deny coverage of things. I had many problems with my A class 2018. I found a lawsuit about it from about a year ago in New Jersey but it seems that hasn't been resolved. Sep 23, 2019 路 Starter battery issues on app . Yours will be under warranty so it doesn't matter but for those buying long-term, best getting the real leather. I've been researching this too. FWIW I'm dailying my GT 53, week and a half in and all's good so far :) First thing I did after picking it up was get an extended warranty out to 7 years/70,000 miles. It’s getting fixed next week but yeah I’m not too pleased with it. I've have a leased 2021 that has been trouble free. So even though the engine is unchanged, the addition of a hybrid system which can add +21 HP/ +184 lb-ft for short periods makes the 580 significantly more powerful and quicker. the diagnostic code was sent over to Mercedes for analysis, we got feedback that a software update was required. Dec 5, 2021 路 A new battery was shipped from Mercedes. I was initially looking only 2022+ due to potential issues with earlier years in this generation. suspect faulty starter generstor. All other models got 48V in 2019 (still pre-facelift). The defect causes vehicles to shutoff, overheat, go into limp home mode, or lose acceleration at highway speeds. An additional patch was also sent from Mercedes to fix the problem, there was no need to swap for a newer battery. The new GLC sucks in terms of reliability! In the GLC 300 Group on Facebook, there are several owners reporting 48v battery problems along with them just bricking themselves. Too add, I've worked with Mercedes-benz coming on 8 years now, I will never own a benz, I know better. " I’ve heard of the GLE’s being the worse offender with the 48v failures. According to Mercedes this is normal, no problem found. Jun 28, 2021 路 The class action lawsuit says Mercedes issued a TSB in January 2020 regarding 2021 GLE 450 SUVs and the 48-volt batteries. An Arizona owner labels the CLS “dangerous. 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 Pre-facelift E450 was the only variant that didn't get 48V mild hybrid in 2019/2020. Mercedes eat batteries. Curious, what has been your experience. What's the update on these problems? Should I stay away? In the first 18 months I owned it it was in the shop 9 times for warranty issues, including one instance of 48v failure which they "re-flashed and re-paired" the battery and it worked for exactly 13 months. My 2020 e53 had a 48v Mar 21, 2024 路 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. "Mercedes-Benz shares were lower Thursday after the German carmaker reported a decline in profit and revenue as challenges from electrical vehicle competition to supply chains. de energized 48v system. Welcome to our community - the home of Mercedes-Benz on Reddit! We are a… The first few years had their issues. Apart from that I've found a lot of reddit and forum posts about its problems, but the vast majority of them are over a year old. I had a 2020 AMGGLE 53 and it was nothing but problems. 5A: 417: Ambient light. However, over the years, BMW has worked to address these issues. The W213 generation E-Classes from 2020+ that had them (E450 & E53 AMG) had some major teething issues with faulty battery packs that rendered cars undriveable at times. Read about them here: Mercedes drivetrain reliability and build quality is much higher than previous years, but as usual electronic issues are the biggest problem with the German cars. I’m assuming the new C and GLC will have these problems as well. 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. Recognize the role of the 48V battery in Mercedes-Benz vehicles and how a faulty 48V battery can contribute to battery drain. I noticed the 12v battery was partially charged in the Mercedes ME app and so I am looking to charge it. The I4 engine has had a sketchy history, my independent MB shop says they really haven’t seen too many issues since maybe 2017-2018 with the 2. I try to buy cars that have 3-4 engine iterations between the years. Having said that, I would probably go with the Porsche. All the small things have been worked out and trouble free driving. Anonymous, FL (2020 Mercedes-Benz E-Class E450 3. The M276 is a pretty solid engine but the newer I6 is probably a little too new to tell yet but so far it doesn't sound like there's any issues with it. Reply reply 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. I haven’t heard much about the reliability or any known issues. 2019 was the last of the W166 generation. 0-L V6 turbo) Engine Major Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt. There have been some issues with the 48v battery but I think the prevalence is overweighted on forums. This sounds like it could be related to a battery failure. They use a new inline-6 with a 48V mild hybrid system integrated starter generator, and more. I was driving E class 2020 air suspension and was surprised how it is nothing special. But I guess you have to pay to play, you can get a BMW with the same iDrive from 15 years ago just reskinned or an Audi with whatever they use or MBUX which is easily the best Mar 17, 2024 路 2020 Mercedes-Benz CLS Battery Problems. I’m in California and was able to lemon law the car because it was in the shop for so many issues. I have a GLE 450 and found it much more smooth and effortless compared to the 350. Any insights would be appreciated! Fuel pump and the 48v ground strap seem to be the common issues. removed and replaced starter generator. Problems are individual. 149K subscribers in the mercedes_benz community. restarted 48v system and performed replacement test plan" To be perfectly honest neither of those options are known to be particularly reliable cars. It's engine broke down (M260) due to cylinder 1 failure. ujykom xflayu ejlw nopua sqmhi znfzxun cdyujlp eyzc dwwf xydpkb
