Mercedes 48v issues battery reddit 2020 Because the 12V batteries can fail without warning, the conventional wisdom To be perfectly honest neither of those options are known to be particularly reliable cars. If the EU found out one of their batteries would burn they'd be slapped with sanctions for violating the CE certfication. 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. EU Batteries finally went on the golf cart, didn't notice the charger wasn't plugged in during the off-season. I had similiar problems with my 2019 Corolla Hybrid 2. Had the battery symbol and sports differential warning lights. It’s nearing the time to replace the battery in my 55 plate Golf, the home of Mercedes-Benz on Reddit! We are a passionate group of fans who come together to share news, Top posts of October 2020. Has ~4K miles on it now and has been a great vehicle to drive and has not had any issues. Why put such a silly and rude response, this forum is here to help people share knowledge 🙄. All other models got 48V in 2019 (still pre-facelift). 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 Mercedes-Benz GLE owners may occasionally encounter battery drain issues, which can be both frustrating and inconvenient. The belt starter/generator (“BSG”) output 48v, nominally. The PCU is bi-directional, charging the 12V system from the power generated by the generator/starter (to run all the normal 12V systems). 3 kWh/100 km. Internet Culture (Viral) Amazing; Hi, I am currently working on a project starting out with a 48v 1800w vevor motor and 48v 2000w controller. Looking at a 2022 E53 AMG that seems like a very good deal. A fix is incoming. Neither brand is extremely reliable, but my experience is that Mercedes powertrains rarely fail with routine maintenance. I relaxed the search constraints and found a 2021 that is less expensive and has everything I want. 2v, there are little wires going to each set of those cell groups so the BMS From a family friend who was an engineer on the Gen2 Voltec redesign: The GM engineers used OnStar to take continual diagnostics on the Gen1 Volts. She went ahead and bought the car and low and behold, three days later a stress crack appears at the bottom left of the windshield and the dealership naturally claims a rock must have hit it while driving (definitely wasn't something that could have happened in the To be honest I can try the 48v battery without any issue and let you know, bit I'm out of town now but it would take like 5 min to find out if the 48v will increase the top speed. You could just use your 60 V battery for the short rides as well unless if it’s a weight problem. i have same issue with my brans new 2023 GLC 300, battery low and engine sign came on, took to dealer and they advise that battery level is low and they charged and said that in cold weather you have to drive to keep battery level more than 70%, i drove at lease 50 K and engine light still ON, got little frustrated becasue in Alberta weather i have to go outside and This is the Reddit Skip to main The Good and the Bad: Six Months with a 2020 Mercedes GLC 300e PHEV Image Share Add a Comment. My 2020 RAV4 purchased in August 2020 built in Canada in June 2020 had sat unused for 7 days last week, started up fine on Tuesday. The class action lawsuit says Mercedes issued a TSB in January 2020 regarding 2021 GLE 450 SUVs and the 48-volt batteries. A 24v system solves that by using 7 cells, which does fall nicely into the same voltage bracket as a 24v lead-acid battery. This thread is archived cbcb77 2020 E350, 2016 GLE 300d, 2013 S350 The whole engine has to come apart, it’s more work then a head gasket, definitely not preventative maintenance. When I got to work, I tried to start the car but I experienced the same issue. Reddit . Turned car off, then on , no battery message. Likely needs replacement. My dad worked for Mercedes factory for over 40 years and everyone in my family had Mercs and only problems they have had were replacing batteries every so often. This happens when I’m driving at random times. Basically going back in time, the 2003-2005 E320 had 221 hp and weighed about 3600 pounds. Add your thoughts and get the conversation going. The Mercedes-Benz M256, the newest 3. 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? Welcome to our community - the home of Mercedes-Benz on Reddit! 2023 GMC Sierra 1500 battery problems 2. Hey community, So I recently bought a 2020 c300 with 7k miles and I was checking my mercedes app and in the service tab it says that my starter battery is partially charged. pack is at 21v, Battery Life issue on used pint reReddit: Top posts of December 21, 2020. I tried with Xentry if this is any function or way to run Wasn’t the 48V system added for MY 2021? This isn’t really news. Even still, just because your battery isn't completely dead, doesn't mean it's operating at optimal levels. 48v systems is pretty new and not many people can repair them yet, daxxer has The malfunction also leads to other problems including overheating and air-conditioning problems. Also, I see that a 12v charger might charge 48v through a converter, but no specifics. Straight. I’ve read a lot about the 2020 Toyotas having a lot of battery problems but couldn’t find anything about the 2021. It seems some cars are having this issue, while others not. NEW OWNER OF A KIA NIRO 2020 (HEV). I doubt the e torque battery is going to make 200 to 300k miles but the amount of fuel you save might be a push. This morning on my drive in to work, I got a message on my dash board with symbol of a battery which read, “ stop vehicle leave engine running. Thanks in advance! Life of the 48v battery? Any services required on the system to date? Was a similar system on any BMW models before 2021? 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. than a I just wanted to ask, if I want to change the battery myself, would I face any issues with any other errors? Some batteries now may require coding into the car I believe or something, But the last time I had to do one, the battery was only available from a dealership parts r/mercedes_benz • 2020 GLS body harness replacement. I have yet to come across a Mercedes that requires the new battery to be 'validated'. ADMIN MOD RM480E Battery & Meter Issues . <AMG E53 has entered the shop> 😂 love how they drive, not the 48v battery issues These batteries have had issues. 43V when according to the chart, 100% is at 54. Locate IC chip 95M01. Like most EVs, the I Pace has 12V battery issues. The only evidence that it is MHEV is the effortless starting from the 48v starter motor. This thread is archived New comments cannot be posted and votes cannot be cast 2020. At that time, they performed an oil change. 23 before taxes which seems a little steep so i'll be shopping around for a better price. 5% had been on petrol and, at the time of my previous post, the combined fuel consumption was 5. Too add, I've worked with Mercedes-benz coming on 8 years now, I will never own a benz, I know better. reReddit: Top posts of March 2020. A250 had a bad battery, alternator, headlight module, MBUX screen died, SRS air bag issues (dealer still unable to fix it), and C43 has a loud engine tick (cylinder head replaced). It looks like just one of the batteries is the issue - so I swapped it with an identical battery from another building. The TSB lists the possible causes along with remedies for each. How-to procedure: Here take an example of 48V battery elbow type. 18 months ago I did a six month review for my 2020 Mercedes GLC 300e PHEV. It would be nice to actually hear it at top speed while out riding and get some feedback from 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. This fall, my 2020 Q7 (50k miles) nearly killed my family and endangered others when the alternator and battery suddenly failed while driving full the q7 issue is an audi specific issue though, it's the 48v bsg that is plaguing ~half of audis The only thing that needed was brakes, tires, oil change and a new terminal on the battery. If you need ios, buy an older model with a bigger battery. reReddit: Top posts of May 2020. Brought about by looking at possibly buying a Kia Sportage mild hybrid. Mercedes-Benz G63 AMG 2020 (W463A) real ownership review. Last time I had one, Batterys + Bulbs (US chain of battery specialists) said “yeah, this is one battery we’d love to sell you but you need to go to Mercedes”. Which is better buy? 2022 A220 OR 2020 C300 Coupe (AMG line) I’m not My c200 had smaller issues with its battery and the nox-sensor, r/mercedes_benz • 2020 C300E or C300DE. That is, IMO, the biggest driver behind 52V. though I still deleted armoury crate. Join and Discuss evolving technology, Members Online • xxtoni. Mercedes-Benz AG started looking into the described issue back in June 2022 due to multiple field reports alleging battery-related 2023 for model years 2020 through 2024. It made me opt for the 350 instead. The car simply bricked. In order to provide you the best experience, please turn it on! I'm considering buying an m340i and I'm worried about the mild hybrid they added for 2021, considering buying a 2020 to avoid it. I will likely upgrade to a 72v vevor motor in the future though, so I don't want to shell out the money for a 20-30ah 48v battery, then later again for a 72v battery. The only 48v wires in the car go from the SAG to the 48v battery and then to the DC-DC converter located on top of the 12v battery, all in the rear luggage compartment. This sounds like it could be related to a battery failure. Towed the car over to the local dealership. Reliability Concerns: According to Consumer Reports, the 2023 Mercedes-Benz GLE is predicted to be less reliable than the average new car, based on data from 2020 and 2021 models. 5l 184hp engine with 48v system 18 months ago I did a six month review for my 2020 Mercedes GLC 300e PHEV. In accordance with Mercedes letter I let engine tick over or run for 30-60 minutes. AskEngineers is a forum for questions about the technologies, 2020. Some stitch failures and others with cracking at low miles--under 10k. Mercedes Why does my 48V battery fully charge to 55. reReddit: Top posts of 2020 &nbsp; &nbsp; TOPICS. When they called Toyota they told them to take it to the dealership to diagnose it. The BMS cannot be reset or reprogrammed with conventional The car (purchased on Aug 2021 ) failed to start with the stop vehicle battery icon on the dashboard. A 20ah 52v battery has 1,040 watt hours of capacity. But if health was/is still good, then I would check alternator as others said. New Reddit + Dark Mode recommended! Members Online • chrishoky. Literally just had the car in a few months ago for a routine check/oil change and not a single warning. It seems like crash in software of control module of 48 V battery. The first time I got the 48V battery malfunction light on and within 2 minutes the car would no longer accelerate. This year it's inconsistent charging. I've have a leased 2021 that has been trouble free. So i have a 48v Lithium-ion 18650 pack on a brand new old stock Raleigh e-bike that sat in storage too long. 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. Where's the car now - at the dealer? Also, you say you called out the AA - is the car Mercedes 2020 year model, X290 AMG After the accident car is not starting, and 2 faults on G1/3 48 V battery. The defect causes vehicles to shutoff, overheat, go into limp home mode, or lose acceleration at highway Hi guys Mercedes 2020 year model, X290 AMG After the accident car is not starting, and 2 faults on G1/3 48 V battery. 3s is too low, and 4s is too high. C300 also had a rear o2 sensor go within 2 months off the lot along with same airbag srs issue as the aclass (the airbag wiring is faulty on some of the new mercs). It wouldn't go into neutral and the tow tuck had to use a dolly to move the car. The MB warranty literally just extends the factory coverage and mine was very cheap to add. E63 was the I have a GLE 580 and love it. I turned off the interior motion detector, unplugged the wireless Apple play interface and kept the car unlocked and parked. Problem kept STAY AWAY FROM RIZE! THEY HAVE A SERIOUS BATTERY ISSUE I wrote a review on Google reviews in the Rize bikes section I go into detail about some of my issues with them. Hey, we have noticed that you turned off your JavaScript. I know the battery will die sooner or later and don't want to get stuck stranded. I'm especially interested in the opinion or experience of any techs in the sub. Effectively, for example, if you have a 48v li-ion battery, there are 13 groups of cells in series in order to get to a fully charged voltage of 54. Depending on your previous setup you may already have one in place. If another one breaks, I'd make sure Reported issues for the 2020 Mercedes Benz GLE include battery, structure and other problems. 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. I’d say go gas personally. I found a lawsuit about it from about a year ago in New 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 We have been waiting for the delivery of a battery and no one seems to be able to locate a battery. So, not a design defect but a mfg problem. As of right now I've landed currently on bafang's whale shark battery of 48v at 24. 2020 Accord Battery smoking, smells horrible (Rotten because of the ridiculous nature of modern cars the dealers are the best equipped to diagnose any problems. There are plenty of fly by night Chinese manufacturers producing batteries containing fake cells, and some might also be missing important features, like a BMS that protects the batteries and tries to prevent destructive or dangerous conditions, like charging at too low or high a temperature, or even fail to deliver claimed specs, including Mercedes Comand/Audio antitheft codes all NTG Mercedes Garmin Map Pilot Europe navi Mercedes NTG5-6 Regio Software Starter battery issues on app . A Mercedes-Benz 450 GLE 48-volt battery lawsuit is still being who purchased a 2021 Mercedes-Benz GLE 450 W4 in October 2020 in start because of problems with the 48-volt battery. I read some people say its really loud now, and also that the range isnt good. The malfunction also leads to other problems including overheating and air-conditioning problems. If not, what can I do to make it work? 2020. The battery only lasts a few hours. Every car just has a different problem, it’s really difficult to pin down. Why does my 48V battery fully charge to 55. Your 2020 Mercedes-Benz E350 battery will typically last between 3 to 5 years, but that can vary heavily depending on battery size, type of battery, weather conditions and driving habits. A decent amount of owners from 2020-2023 had issues with MBTex. A 2020 model that shipped out in fall 2019 could be going. so they wanted the Welcome to our community - the home of Mercedes-Benz on Reddit! Easy Mercedes key fob battery replacement. I have a 21 GLE and the 48v died today. 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. 149K subscribers in the mercedes_benz community. However the car display is not showing a problem as it did correctly on a previous occasion. The mild hybrid makes it so your breakeven point between running the engine and fuel required to restart it/recharge is now less than 7 seconds. Never used the GLC START/STOP functionality. so they wanted the Welcome to our community - the home of Mercedes-Benz on Reddit! Ah, I see. 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. r/PriusPrime. Reply reply Those problems are all simple problems, and they are relatively cheap to solve. 450 mild hybrid i6 all the way. 6L/100 km (petrol) + 11. Take care of your Mercedes-Benz, and it will take care of you. However, my dealer did let slip that I’m not the only one. These issues, while not as prominent or significant as the primary concerns mentioned in the earlier sections, should still be taken into consideration when evaluating the Mercedes The biggest thing is the quality of the cells. Open comment sort (kWh of battery) For comparison my PHEV typically manages 4. Welcome to our community - the home of Mercedes-Benz on Reddit! Issue with the main battery (this is the "standard"/normal looking car battery that is under the hood. The original se was better. A solar charger sounds like a good idea. I was able to jump start the car and drove to work. On its own, the configuration of M256 engine used by my tester develops 362 horsepower and 369 pound-feet of torque. 5v individually. Now that I have sold this car after 3 years of ownership. Most BMW's after 2008 and many other models by other car builders made in the past decade that come fitted with an AGM battery and an eco Stop-Start system require diagnostic equipment to instruct the battery management system that the battery has been replaced. Got my new AMG steering wheel for my w205!! From day 1 I experienced battery problems Every 4-6 days I received a message via ME app stating 12v battery critical. 2020 GC Limited issues upvote 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 uses an ISG (Integrated Starter Generator) essentially where the torque converter is to drive the car in EV mode through the transmission, and to start the gas engine and let the engine drive the car and charge the battery. A few weeks ago they went to start the car and the battery was dead. However, over the years, BMW has worked to address these issues. reReddit: Top posts of November 2020. Mine had six 8V batteries so it needed a reducer to bring the total 48V output to 12V for those accessories. These numbers are higher at a full charge due to top voltage of a pack being higher than it's rated voltage. 2x11. Top 14% Rank by size . Front and Aux Battery Replacement Rack and Pinion Oil changes every 5k miles Front and Rear Brakes Front Struts A simple test would be: when decelerating steadily, a mild-hybrid (if enough battery) should turn off if it's the facelift, which is the 2022 model, but if I'm not mistaken, BMW only started in 2020 with fitting mild-hybrids as standard in their "lower" line-ups. Got a Battery Critical message from Mercedes Me. Repair procedure is the similar. Test were carried in 2020 but nothing was found to be at fault. 48V "motor" (actually a belted starter generator), 12. Question: Is this normal for a 48 system? X5 is lame. Reliability and Common Issues: Early BMW hybrids, like many first-generation technologies, had their fair share of teething problems. Took delivery of a 2024 GLE 53 in October. Also they've got warehouses in the EU. Only ever showed partially charged. Ive also considered getting the 48v battery but cant find any reviews of people that bought it. I started looking for some yesterday but saw people doing lithium. It will interesting to see the track record in the future that’s for sure. If your most important thing is battery and price point get an android made by moto, samsung, or one plus for example. 2020-2024 Mercedes-Benz GLE 450; Mercedes believes the 48V ground Mercedes opened an investigation in June 2022 after customers complained about battery-related warnings. However, upon further research it seems that this model along with several others can have major problems with the 48V battery A second defect has been alleged relating to Mercedes-Benz vehicles with 48V/12V battery hybrid systems. Interestingly, the original battery was an Exide 70 AHr / 700 CCA. Your battery sounds like it's not recoverable given such a low resting voltage after charging. · Joined 2020 Add to quote; Only show this user #3 · Mar 15, 2020. What it is: Generator/Motor between the engine and transaxle. 6V? Should I be concerned? Hi, just built a battery but this issue has been lingering with me since I built it. But you'd want it to be somewhat smart and not overcharge the battery. They said the part will come in a few days, guess because you all had the same issues they have parts ready to go. Mercedes-Benz 48V Battery TSB. This 48v battery located in the trunk, is unique to the 2021 model year, and I noticed the 12v battery was partially charged in the Mercedes ME app and so I am looking to charge it. Somewhere between 48v and 400v there is a point at which the increased voltage no longer gives a weight benefit for smaller items like lighting, power windows, power seats. 5ah as a potential last hope for the diy route. 48v system has no impact on performance. Silly question I know. The 48v system is the only way to charge the 12v battery. It only has 20k miles on it. And that accumulates over time. Or check it out in the app stores Im searching for an 48V battery pack with an XT60 plug. Tried to charge it but was getting a SULF code from the battery tender. It 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 stories of the 48 Volt Hybrid battery failures causing Once the 48v battery reaches +/- 18v, it will be disabled by the Battery Management System (BMS). I haven't had the 12V issue yet but actually wish the warning would come up while I am working from home without any trips coming up so I could get it replaced before my warranty is up in a few months. Pop off the battery cover and take it out. “Auxiliary batteries work with your main starter battery, and as a backup battery in the event the main battery becomes disabled. Definitely a good idea to take the car in. There are two types of battery module: straight and elbow. No powertrain issues. 000km. reReddit: Top posts of May 28, 2020. Mercedes implemented one of the poorest hybrid systems on the market, 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. 0. Most likely a loose connection to the 48 volt battery system causing the issue. However is this still the case for modern Mercedes? Or is there a different protocol. I looked under the vent towards the top right of the engine bay (under Anyone had any issues with the 48v battery? Nobody's responded to this post yet. First time this has happened, as I usually drive it at least once a month. On May 28th of this year, I purchased a 2020 Certified Pre-owned Mercedes GLS with 28,000 miles on it from my local Mercedes dealership. C200 2019 is a 1. Curious, what has been your experience. However, with direct injected engines you can have buildup issues over We're Reddit's central hub for vehicle-related discussion, industry news, reviews, projects, If I understand 48v mild hybrids correctly, a battery smaller than a plug-in hybrid's battery is equipped along with a small electric starter/generator in a traditional ICE vehicle. A good battery is 100€, the hose is another 50€. I don't know what reliability issues other folks are referring to. So far the X254 has been known to suffer from screen blacking out and phantom battery drain leading to no start. It’s all relative. Probably going to get the 48V charger for 30 bucks mentioned earlier. 0L engine was firstly introduced in the 2017 S-Class W222 S450 and S500 models. Hello reddit, is there any info on the speed of a 48V battery upgrade on a stock controller for the JBP 2022 model? I unfortunately cannot speed hack (already tried w/o knowing) so I was wondering if it will get to 17-18 mph, or if the speed limiter would be in However, the MB Escondido service advisor Mark Ciesla adamantly denied any existing electrical or battery issues with recent model Mercedes automobiles. Auxiliary battery was found to be ok, replaced 12v. It has a bidirectional converter to convert between 12v and 48v. . Lemberg Law can help you get Lemon Justice because it’s become clear that the 48V battery issue affects a range of Mercedes-Benz vehicles. 2 Subframe rusting issue (not sure what MY this issue stopped at) The best car is a paid for car- if you trade it in (bad call) and get a new one the math does not work out. The Mercedes-Benz warranty for new vehicles is a safe bet. the home of Mercedes-Benz on Reddit! Depending on how old the 2020 is, it could be around time to replace. Voltages are good, the battery is 2 1/2 years old and I have been doing long journeys. If 60v is the max the controller can handle, then a 52v battery is the highest you can go Just replaced the main battery on my July 2017 GLC250 4MATIC after getting the 'stop car, leave engine running' dash message. I tried to start the car this morning but it wouldn’t start. I would assume that’s the setup the cybertruck has. Need help communicating with a Mercedes 48V BSG I've got my hands on a nice piece of tech as a spare part. I disassembled battery and internal motherboard, it As above, most likely there's an issue with the mild hybrid battery on the 1. Read about them here: Aux battery is a primary source of power for the transmission gear selector. As AGM batteries can't have water added, overcharging will dry them out and destroy them. You will pay 6-7k a year for the new one. The dealer said the 48v went bad. By understanding the underlying causes and taking 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. Didn't drive it on Wednesday, and then yesterday battery completely dead. reReddit: Top posts of 2020 &nbsp; &nbsp; A 35amp battery at 48v outputs 1680 watts. Next day, same issue - one battery seems to get used up very quickly and fault (ie below 11 volts) while others in the same chain show something around 13. Welcome to our community - the home of Mercedes-Benz on Reddit! Fossil Gen 6 Hybrid Battery Drain/Charging Issue upvotes · comment. Go back to school lol With Mercedes 48v architecture there’s still a 12V battery. I was initially looking only 2022+ due to potential issues with earlier years in this generation. That's a 48V system, with a battery in the trunk. My Toyota dealership sells my battery for $201. 153K subscribers in the mercedes_benz community. That makes a 52V battery feel like a fully charged 48V battery for most of the time you're riding. Looked at the battery year, 3/17 so it looks like it's time for batteries. Hey everyone, just got the same issue on my 2021 rs7. Sort by: Best. 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. Believe the battery was original fit, so I got about 6 years before replacement. 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. In 2020, with the facelift, MB switched the 450 to the M256 and introduced 48V with that too. Welcome to our community - the home of Mercedes-Benz on Reddit! Wife had a 2020 GLE 350, you can go back in my post history and see it! Anyway, agreed on reliability. Mercedes need a good battery to function properly. Members Online. Many people have had to have multiple battery replacements due to repeated failures. I know theres countless reviews out there’s from famous car YouTubers or car reviewers but not many from actual owners. I have the first year eagle hemi 5. 2022 Battery Issues It obviously isn't an issue at 48v, but you can see in EVs that it is an issue at 400v. It's the same gen, W213. The GLS 580 has a 48V mild hybrid EQ Boost system that the previous GLS 550 didnt have. It’ll turn off the key fob and stop sending a signal to your car. 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 So i have a 48v Lithium-ion 18650 pack on a brand new old stock Raleigh e-bike that sat in storage too long. The batteries always read full voltage when individually tested and it always reads 48V on the gauge so I'm fairly certain they are not the issue. Basically, a 52V battery will produce voltages similar to a fully charged 48V pack for the first half of it's state-of-charge. Ignition coils are more expensive, but a quick search on the internet shows that there was a recall for faulty m177 ignition coils, yours might fall under this, I'd definitely take it up to the dealer and ask them what's up. In 5 mo, MB has released almost 30 TSBs. Welcome to our community - the home of Mercedes-Benz on Reddit! I’ve made so much money on 48v issues and 256 ignition coil harnesses, not to mention every 167 coupe needs a sunshade Especially the 2020 up GLE/S. The 48v battery pack is a lithium ion 0. 2020 Mercedes-Benz E350 Battery. Welcome to our community - the home of Mercedes-Benz on Reddit! only thing I heard is some overheating issues which can be solved with a quick cpu uprade to the 48V hybrid system Reply reply I have a 2020 E53 coupe and my partner has a 2021 BMW M440i. The new 48V system is very similar. Hey guys. reReddit: Top posts of December 2020. The home of Mercedes-Benz on reddit. Also showing on dash board. Make sure it’s the Mercedes warranty not some third party one. Having said that, I would probably go with the Porsche. The 2019 and 2020 models have double the fun because those models have two and one of them is a non-standard size in the US and can be expensive to replace (it appears that you are in the Europe UK and this smaller battery will be easier to obtain). I believe there’s a code reset required after this issue. Yours will be under warranty so it doesn't matter but for those buying long-term, best getting the real leather. Then more bulletins were issued related to starting problems and the need It only has 20k miles on it. But remember, a 60v battery is really 67. 9kwh battery, New Reddit + Dark Mode I hade the same issue with not charging and no green light on the charging port of the tractor and no light on the charger so i Nevermind. 5l 184hp engine with 48v system I would never buy the first model year after a redesign. elbow. I still try to recharge the Aux battery to full at least once a week. So I have a 2021 E200(w213) that I bought around 5 months ago (I bought the old model recently because of vehicle shortage issues in my country) it Engineers apply the knowledge of math & science to design and manufacture maintainable systems used to solve specific problems. (Lake district and back last week). Each set of those cells are /supposed/ to fully charge to 4. He loved that truck so much he wanted to buy it, but couldn’t since there was preproduction parts on it and not fit for sale. I purchased a new 2020 E450 Coupe, and I smile every time I get in it. Are these Ive also considered getting the 48v battery but cant find any reviews of people that bought it. I am using the second-lowest setting (more battery efficiency), the brightness is almost always pretty low (under half of the "line"), and I use mostly Chrome and Office programs. When it’s time to replace it, do it. However, Kia is ranked highly and you hear frequent reports of failed transmissions and blown engines just outside of the warranty. Welcome to our community - the home of Mercedes-Benz on Reddit! They seem to be riddled with electrical problems and e-diff problems. Last year it was replacing the wiring harness when mice chewed through most of the wires in the control box. Check out gsmarena battery test list. In this comprehensive guide, we will explore the causes of Mercedes-Benz GLE battery drain issues and provide practical solutions on what to do when faced with such problems. 2mi/kWh for a total of 47 miles, 4. The dealership said the battery is draining because of something with the entertainment system in the car. 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. However, those aspects are by no means exclusive to the GLB, and in this segment the Lincoln Corsair has a quieter ride , the Volvo XC40 has better materials , and the Audi Q3 has a smarter infotainment system . Reply Will u be able to use a 48v 34ah battery on a 48v 1800w motor . It ranks all the most well known phones battery based on stand by, web streaming, and video. Mine began with stop/start inoperative, then a few weeks later: engine light. Tldr: 7/10. Welcome to our community - the home of Mercedes-Benz on Reddit! 987 Cayman Battery Issue Need help communicating with a Mercedes 48V BSG I've got my hands on a nice piece of tech as a spare part. 2v fully charged. More posts thoughts and ideas, projects, tasks, questions, problems, (and hopefully answers!) and of course, wild speculation The voltage reducer would knock the single 48v battery’s voltage down to 12v to power lights, horn, radio, etc. This happens after 24 hours and a long drive. 2020 Messages 900 Reaction score 1,415 Age 82 Location Catherington, Hampshire. Pre-facelift E450 was the only variant that didn't get 48V mild hybrid in 2019/2020. Hopefully, they resolved it. Remove and disassemble the battery. Probably a bad idea given the batteries would have to be unbridged every time. Couple things cause I had similar issues with our fleet vehicles at work. MB is having massive issues with the 48V lithium batteries for their mild-hybrid systems. The high View community ranking In the Top 10% of largest communities on Reddit. 5% had been on electric and 50. AskEngineers is a forum for questions about the technologies, standards, and processes used to design & build these systems, as well as for questions about the engineering profession and its many disciplines. UPP will make custom battery packs. 3, having read owners opinions it seems like an underpowered lump for hatch the size of an A class, meaning it works harder leading to faster wear/less reliability. I hear the life of a battery is usually 3-5 years so 4 years is right smack in the middle. According to Mercedes this is normal, no problem found. My car turns 4 this December and i'm thinking of replacing the battery before any issues start up. I use an UltraGauge to read the ECM voltage. The 2021 is considered the facelift and 2020 would be pre-facelift. There was a recall to add some strengthening to the battery containment - presume it is a I am aware of multiple message threads indicating that Toyota had a batch of bad 12V batteries in early 2020, the home of Mercedes-Benz on Reddit! We are a passionate group of fans who come together to share news, battery draing issue on 2009 BMW 328i E90 Mercedes Me is reporting a critical battery condition and has also sent me an email to that affect. Initially, it was mentioned that However, upon further research it seems that this model along with several others can have major problems with the 48V battery dying. Whereas, BMW will get you invited to your local tow company’s Christmas party. which is blocking engine start and battery operations itself. 2 Mercedes Benz are working on a fix, I was told that there was a quick process to temporarily resolve the issue until Mercedes Benz give further instruction, which was likely be a software update, the quick fix is after approximately 20 minutes after the vehicle has been locked, if the vehicle is unlocked and locked without opening any doors – the operation of the auxiliary Mercedes quality and reliability has taken a nosedive too. 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. At one point they gave pre-production ML’s as demo cars and in 100k miles the only issue with the 197th one ever made was battery cable needed a new terminal. 3 days ago I decided to try the new armoury crate update (after yet another system image backup) and it's still buggy with battery discharge date around 28wh. 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. They used thinner piston rings to reduce friction and gain some minor mpgs and techs are seeing oil consumption and blow by around that 75k mark, and that’s nearly every brand with a 2. As far as im aware id stay away from the 1. 48V tesla My question is if I can use a 48V battery with a 58V system without large performance losses, or if it will work at all. A small nut blew out the entire circuit and blew out all four The last update crushed my battery life on the 2020 model. Owned for a year. What it does: The generator firstly replaces the starter motor. A battery with X AH of capacity stores 8% more energy at 52V than 48V. Does anyone know anything about this or having similar issues? Ive contacted my dealership and they're ignoring the issue, it seems like there is some mess up going on at mercedes. A 20ah 48v battery has 960 watt hours of capacity. Last Updated on April 14, 2022 . 2 years old and it mows great, when it runs. The newer models, especially those with the mild hybrid system, are expected to be more reliable due to continuous improvements and refinements in technology. 2020 Mercedes Benz GLE Complaint Summary. I restored a backup I had when armoury crate was well behaved and everything went back to normal. At the time, my wife and I had driven the 300e approximately 3700 km of which 49. Volkswagen e-Golf Members Online. Mild hybrid from Volvo is a fairly typical mild hybrid set up. 5kW, 165Nm torque. The Panameras have well known PDK transmission issues and all of the "53" AMGs have known 48V-hybrid problems. need charge the battery directly, it's no special i think the 48V battery, any 48V charger would be ok. 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. Complaint Category Number of Complaints; Electrical Sudden Motor Power Loss resulting in car stalled on the side of the highway - Nissan Leaf 2017 kWh Battery Pack upvotes · comments r/ToyotaTundra I have read many posts regarding the issues with the Mercedes 12V battery, 2020 Messages 4,561 Reaction score 1,808 Location London Your Mercedes SL500 2003 R230, E400d 4MATIC Coupe 2021 Facebook Twitter Reddit Sentry on everywhere except when parked at home or work. 2v and the BMS makes sure that when you plug your charger in, each one of those groups can get to 4. After that press the Lock Button 3 times fast. Charge it up overnight and always turn the radio off . Mines a hybrid and have no issues at all but I’d also strongly recommend getting the extended warranty through Mercedes as well. But haven't driven her in 6 weeks now. Inspect it for ANY slight corrosion or dirt. Tech says they need to replace starter/generator. I have a 2020 c300 and it's by far the best car i've ever rode. Awful build quality & not reliable. Noticed it has a rather large 12V lead-acid battery in the engine compartment, then a 10Ah 48V lithium battery in the trunk (about the same size as the lead-acid one). Mercedes-Benz 2022-2023 sedan recall. yeah in the Tongsheng TSDZ2 Facebook community group psw batteries are well received and with no known problems. I would think on those older models you would need to be unlucky to have a battery issue, but my guess is based on nothing really. Mercedes-Benz issued a technical service bulletin (TSB) for this problem, NHTSA ID Number: 10189404, on February 19, 2021. Question - Other So I am strongly considering buying a 2020 EQC ideally with warranty until 2025, I found some with around 50. Plus, the PCU converts 12V power to charge the 48V battery/systems when/if the 48V battery is low in charge (or there’s a 12V charger operating). I have never seen the battery; it is buried in the boot floor under a bolt down cover. It’s used to start the car (I think) if the main one is faulty. Wiring diagram to Benz 48V battery module. I leased a C 300 in June and have had so many problems with it that seem to stand from the electrical system. My 2020 e53 had a 48v batt issue. Don’t trust consumer reports. Further power is added by the EQ Boost system, which uses electricity to spice Get the Reddit app Scan this QR code to download the app now. 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). Vechicle engineering design question. I thought I’d do a real world review that’ll perhaps help someone if they are considering purchasing this car. I’ve got a 2020 gle 350 and the things I don’t like are: it has random electric problems that are annoying, like one of the sensors will stop working for a a drive or the alarm will randomly go off (nothing dangerous, just annoying); it isn’t quite as luxurious as the e-class I had before it; it uses a lot of fuel (but not as much as BMWs I’ve had previously; and the dealers are Hi guys Mercedes 2020 year model, X290 AMG After the accident car is not starting, and 2 faults on G1/3 48 V battery. Too many bugs and issues that aren't ironed out or caught during production. 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”. 7. And that high voltage system also runs Integrated Heater and the A/C pump. So far it seems like Im better off with just avoiding problems and buying an ebike with less range and no throttle that Ive been looking at. 0-liter inline six-cylinder gasoline engine, is a member of Mercedes modular engine family that includes four-cylinder M260/M264 engines and OM656/OM654 diesels. ADMIN MOD Mercedes EQC Battery Concerns . Some of the 48v batteries were an issue, but it’s been fixed. No way will your car require 6-7k in repairs a year. Hi Guys, I bought 2020. It's been around longer and most of the major bugs in that platform have been worked out. Is this common? I'm seeing some reports on a fix being a computer reflash/update, and others replacing the 48v battery. Also the doors locked has been Mercedes implemented one of the poorest hybrid systems on the market, 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. r/eGolf. They'll dig its comfort, peppy engine, and versatility. A 35amp battery at 52v outputs 1820 watts. Welcome to our community - the home of Mercedes-Benz on Reddit! We are a passionate group of fans People say not to get the brand new year cars bc they are bound to have issues. 0 4 cylinder turbo engine, Hondas included. The M256 3. Welcome to our community - the home of Mercedes-Benz on Reddit! Excellent choice, I hope you enjoy it. They are obviously selling you a MB OEM battery + install = $1,000 MB repair but at the end of the day a battery is a battery. That was a GLC 300. Only issue was a clogged water drain in the fuel cap cavity. They got the battery tested and the battery was fine. 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. Engineers apply the knowledge of math & science to design and manufacture maintainable systems used to solve specific problems. View community ranking In the Top 1% of largest communities on Reddit. 2020. Meaning that even with the same energy in the batteries (2x 24V 5Ah) you may still get more run time from a single larger battery You also run into issues like I picked up this 2021 e350 and the top strip of ambient lighting on the dash is missing. They checked out the system and I was told nothing was wrong. 12v 3 month old 48V EcoBattery voltage drop and shut down under load My 2020 E350 has been at Mercedes service about 4 times in the past 2 months. Quick google search says 15-20 minutes to allow for restart. Seems like unneeded added complexity to get more horsepower with similar fuel economy in a world where it’s an average 55 mph speed limit. I have had multiple issues with the vehicle, but the most recent issue is that it wanted me to add a quart of oil to it today. comments. They used the data to figure out that only a small number of Gen1 Volts had battery issues and those typically only happened in extreme cold and hot conditions. It supports the stop/start and does a much smoother/better job of that, as the 48V generator can spin the engine up to "full" 55 votes, 35 comments. 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. I had the dealer replace the stock battery with a different one that has about twice the capacity (new one has 540A where the stock one about 254A). ” I pulled over left car running, I was not far from work and drove in to work left the car running for 15 min. Since the controller has 60v caps and mosfets it should be fine. Prius Prime 2020 w/ only 22k miles - Dead battery already? Preventive action? 149K subscribers in the mercedes_benz community. Consumer reports even states the issues are with the infotainment and AC system. Welcome to our community - the home of Mercedes-Benz on Reddit! Ah, I see. Please help. It would be nice to actually hear it at top speed while out riding and get some feedback from This is the Reddit community for EV owners and enthusiasts. Everything that has to do with Mercedes Benz, Tuning and most importantly, ADMIN MOD C300 2023 Electrical Issues . No problems since then. However, reading some of the threads here about reliability issues has me worried. It is also the case that a 48V battery can output the same amount of energy or more than a 52V battery depending on the size of the battery and the number of parallel legs. One issue with 12v inverters is that they're pretty much all designed around the voltages of lead-acid batteries, and there's no combination of li-ion cells that matches that exactly. Hopefully it will be okay in the morning. There's an issue with the 48v battery software. I’m certain no lights were left on. And this can be exacerbated by the power issues - a 48V mower has to work harder than a 60V mower, which can result in using more energy to accomplish the same task. 7 2009 Dodge Ram it has 300k miles on it no problems one water pump and cracked exhaust bolts that were cover under warranty. That's completely misleading. As mentioned above, service history and see if any issues with 48V hybrid system. I do have a 48v battery. Internet Culture (Viral) Amazing; Welcome to our community - the home of Mercedes-Benz on Reddit! Mercedes’ having problems 2021 gls. Maybe mention the possibility to the service writer. 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. 5L EQ engine. Every time I say those things on r/mercedes-benz I get showered in insults because people need to cope with the fact that they are paying 1200$ per month for their crap GLC and need to think they made a The specs say the battery should last up to 11 hours, but mine is really bad from the first day (I bought it a week ago). If you just swap out the battery yourself the same thing would likely happen with the next If you’ve had problems with the 48-volt battery in your Mercedes, Mercedes 48-Volt Battery Problems. Turned out to be a loose ground wire. But I have trouble even communicating at all with it. Wife was DEAD SET on a GLC even despite the fact that the passenger mirror had a clip break while test driving. 2021 models have the belt driven 48V starter-generator (replacing the alternator) and reduced pops and burbles. I disassembled battery and internal motherboard, it looks ok. Welcome to our community - the home of Mercedes-Benz on Reddit! Porsche, at the moment the only car that hasn’t let me down in any way since the purchase for 50,000 miles is my 2020 Chevrolet Camaro. You can see the IC chip when you open the upper case of the battery. This applies to watt hours as well. Reply reply More replies. Just got past the 20k mark. If no obvious issues then replace the battery. The PCU is often referred to as a DC/DC converter. Welcome to our community - the home of Mercedes-Benz on Reddit! In 2020 I got a 2017 SLC 300 with 10k miles for $36k from Carmax. It obviously isn't an issue at 48v, but you can see in EVs that it is an issue at 400v. 6. my stock battery lasted right at 3 years and 2 months on my 2025. 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 Apparently, the 48V battery issues that plagued the 2023 are recurring in the 2024s. Any first-time Mercedes buyer who signs for a GLB 250 will be thrilled. rvwux xgzqup srnggvqh qhjkb ljhbfvde jygxf kjmn fqhrrm noudcf qgq