Mercedes 48v battery problems reddit.
See full list on mycarvoice.
Mercedes 48v battery problems reddit. Looking at a 2022 E53 AMG that seems like a very good deal. 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 There have been some issues with the 48v battery but I think the prevalence is overweighted on forums. I've have a leased 2021 that has been trouble free. Dec 24, 2021 路 A second defect has been alleged relating to Mercedes-Benz vehicles with 48V/12V battery hybrid systems. Rang MB and they tell me they don't give any warranty on PHEV or MHEV batteries after three years. 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 MB is having massive issues with the 48V lithium batteries for their mild-hybrid systems. Mar 30, 2024 路 In this comprehensive guide, we have explored the various aspects of Mercedes-Benz GLE battery drain issues, including understanding the problem, identifying signs of battery failure, troubleshooting, the role of the 48V battery, prevention strategies, and what to do when your battery is dead. if 48V battery not found in quick test, OR if fault B183301 in DC/DC, OR if fault B183349 in 48V i. Sep 20, 2022 路 The Mercedes technical documents say that you cannot charge the 48v directly, so I suspect that when you connect to the jump points it goes through a control box sat on top of the 48v, that directs the flow to the 12v in the boot floor and then it uses that to send converted current between the 48v and 12v. I'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system. 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. Welcome to our community - the home of Mercedes-Benz on Reddit! We are a… Aug 1, 2023 路 NHTSA Launches Probe Into Mercedes GLC 300 Over Alleged 48V System Fault. 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? Repairing the 48v battery on this Mercedes 48v Mild Hybrid so the vehicle can be started and driven once again!馃挰 Message鈽庯笍 01709 257 357馃寪 www. I find it hard to accept. 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. I have x12 240w panels outside. In other words, you may expect travelling at 250w for one hour to discharge the same amount of power from your battery as travelling at 500w for half an hour, but the actual stored energy of the battery is going to be depleted more in the case of the 500w. Update DC/DC converter N83/1 if later software is available. Mercedes-Benz 48V Battery TSB. The car simply bricked. I would assume that’s the setup the cybertruck has. I tested the battery voltage (just below 48), the charger voltage (54. Go back to school lol May 8, 2023 路 Mercedes-Benz 2022-2023 sedan recall. The system informed me about critical battery low for more than 10 times. This could potentially mask other issues. This subreddit has been taken private from June12 in support of the strike on reddit to protest the upcoming changes to the pricing structure for the reddit API and related rule changes. And the E-CVT in the Toyota hybrids is what makes them so incredibly reliable. 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. I assume that the bidirectional inverter charges the 48V battery in that case so any good 12V battery charger should suffice to keep both batteries topped up. In this case, the fuel 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. 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”. However, upon further research it seems that this model along with several others can have major problems with the 48V battery dying. 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. Does anyone know how I can have corrected battery percentage? The more simultaneous current drained, the quicker that battery depletes. Is the BMS bad? Are there bad cells in the pack? How is the best way to diagnose it? 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. 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. Many of the components that would have been 12V are 48V. The defect causes vehicles to shutoff, overheat, go into limp home mode, or lose acceleration at highway speeds. The dealer said they have exam the battery and it was normal. Mar 21, 2022 路 It is found that 48-volt battery problems occur mostly with the E-, CLS- and GLE-/GLS-class vehicles model year 2019 and onward for the sedans, and model year 2020 for the SUVs. Every car just has a different problem, it’s really difficult to pin down. One thing to keep in mind is that the 48v system replaces the need for a belt driven system. 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. Jan 31, 2022 路 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. 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. . I’m hoping that the next generation systems are much improved. That was a GLC 300. I have this bike and am curious if a 48v battery would increase the top speed. " I have x2 48v 100ah eg4 lifepower4 batteries and x2 3kw all in one inverters running split phase. Also, I see that a 12v charger might charge 48v through a converter, but no Incorrectly installed electrical ground” Potential Number of Units Affected 12,799. co Aug 7, 2024 路 When fully charged, the battery range shows an impressive 64 miles, though it varies depending on how I drive. Hello, My 48v battery is fully charged and now that I installed the bbshd it says 69% qnd wont go higher. (MBUSA) is recalling certain 2020 GLE 350, GLE 450, GLE 580, GLS 450, GLS 580 vehicles equipped with an optional illuminated Mercedes-Benz star logo in the front grill. $46k+tax after discounts and incentives. Feb 19, 2023 路 The icon on the dash is the 48V battery charge level, there is no readout visible for the 12V battery system charge level. These cars should be recalled, but Mercedes seems to be taking a workaround. 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. 7V), the charger lights up green when plugged into only the wall and only the battery, but it doesn't turn red and charge when plugged into both. Dealer is offering me a good deal on 2024 GLC 300 RWD. I'm not sure shareholders are excited either. 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. October 7, 2022 — A Mercedes-Benz battery replacement class action lawsuit alleges numerous models Those problems are all simple problems, and they are relatively cheap to solve. In 5 mo, MB has released almost 30 TSBs. Symptoms of Mercedes 48V Battery Problems Mar 22, 2023 路 March 22, 2023 — 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. I have a feeling most MB owners are drivers and not EV fans. June 28, 2021 — A Mercedes-Benz GLE 450 class action lawsuit alleges the SUVs suffer from problems Nov 6, 2023 路 Looks like there's a problem with the drive battery - is the car under warranty? Nov 6, 2023 48V Battery Malfunction Dec 2023 Mercedes GLE Premium Mild Hybrid ved; Literally just had the car in a few months ago for a routine check/oil change and not a single warning. Personalized configuration by OrBit. I did try a 48v battery on another ebike that was 36v and the top speed did increase, but I think this bike has a cutoff for the motor above 20 mph so I don't know if it will help. I've got a year left of the manufacturer warranty and was considering extending the warranty. 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. 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. Hence, they'll always show a 52V battery as having a higher state of charge than normal. Last time, I charged the battery and two days after the battery went low again. 149K subscribers in the mercedes_benz community. 6 volts. 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. Most displays are configured for 48V, and use the battery's output voltage to determine the state of charge. 48V is exactly 4 times the potential (and therefore, available current) of the 12V system. Mercedes-Benz issued a technical service bulletin (TSB) for this problem, NHTSA ID Number: 10189404, on February 19, 2021. 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. The most prevalent one is that the battery meter on your display won't accurately reflect the battery's state of charge. I found a lawsuit about it from about a year ago in New Jersey but it seems that hasn't been resolved. We haven't seen them come back after replacing the DC/DC converter or 48V battery. Is this common? 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. 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. Reply reply With Mercedes 48v architecture there’s still a 12V battery. Oct 7, 2022 路 12-volt and 48-volt Mercedes-Benz batteries allegedly completely drain from electrical defects. The investigation isn’t limited to only these models and inspecting all cars with the 48-volt mild hybrid system. It has a bidirectional converter to convert between 12v and 48v. Ohms law for linear DC dictates that at the same load (resistance), 4X the potential = 4X the available current. ------- You probably want all your electronics to run on the 18650 lithium-ion cell. Assuming the BMSes in each battery perform cell group balancing (true for most quality BMSes these days), balancing also won't be a problem - the cells in each battery are balanced by their respective BMSes, and the batteries are balanced with respect to each other whenever a full charge completes (full charge terminates at the same voltage for Dual clutch transmission problems resulting in class action lawsuits 4. The battery isn't fully charged, I tested on my bike, it's nearly dead. Looking at a 2022 E53 AMG that seems like a very good deal. Mercedes-Benz USA, LLC. 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. 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 I owned it for a little over three years and right under 30,000 miles. The dealer said the 48v went bad. Apparently, the 48V battery issues that plagued the 2023 are recurring in the 2024s. Im assuming this is because my bbshd is a 48v/52v "universal" version so it thinks I have a 52v battery. I have taken my car back to the dealer and recharged the car for 3 times. Jun 28, 2021 路 Mercedes-Benz GLE 450 owner says th 48-volt batteries cause failures to start the vehicles. It’s all driven through the 48v battery. a. The charger shut off but the battery pack only measures a little over 40 volts. 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 My 48V electric bike battery won't charge. "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. And the 48V battery system has been problematic for some folks. Mar 21, 2024 路 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 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. Nov 22, 2021 路 On its own, the configuration of M256 engine used by my tester develops 362 horsepower and 369 pound-feet of torque. It wouldn't go into neutral and the tow tuck had to use a dolly to move the car. 2021-2023 GLC 43s, and 2021 AMG GLC 63 models, were hit with a recall over a fuel pump problem. The problem has been a long game of chicken between the two groups, and no one wants to blink first. However, my dealer did let slip that I’m not the only one. ) Mar 17, 2024 路 The malfunction also leads to other problems including overheating and air-conditioning problems. A good battery is 100€, the hose is another 50€. BUT, consumer reviews have been confidence denting. The TSB lists the possible causes along with remedies for each. They screwed up the launch of the C Class with those issues and they’ve gotten even worse on the GLC. 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. To even order a 48V battery, you have to open a PTSS case. Mercedes 48V system has solely a 48V battery. An additional patch was also sent from Mercedes to fix the problem, there was no need to swap for a newer battery. They quietly released an official recall in February which was a software update that seems to have solved the issue. Definitely a good idea to take the car in. 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. Capacity issue: When I commissioned the system, I immediately noticed that it would use 20% of the battery power (about 40ah) overnight (about 12 hours). Many people have had to have multiple battery replacements due to repeated failures. 2022 S60 T8 Black Edition by Volvo. Definitely go for the 450 over the 350 though if you can. Apr 14, 2022 路 The first time I got the 48V battery malfunction light on and within 2 minutes the car would no longer accelerate. I'd definitely recommend a larger front chainring if so. See full list on mycarvoice. Everything that has to do with Mercedes Benz, Tuning and most importantly, keeping these cars on the road. the diagnostic code was sent over to Mercedes for analysis, we got feedback that a software update was required. 3 kWh battery gives me roughly 60 miles on a single charge. By following the advice and steps provided in this Mercedes is currently completely redeveloping their vehicle IT hardware and software structure to drop down to exactly 4 computers used for the whole vehicle, which will make these problems disappear, but it´s a huge challenge to get this done with all their suppliers etc. Remedy 2: Battery Not found in Quick Test, OR Fault B183301 in DC/DC, and/or B183349 in 48V battery. 240 votes, 18 comments. Apr 25, 2023 路 The mild hybrids can be jump started from a battery pack or second vehicle via the 12V connections under the bonnet. I’ve been averaging around 3 miles per kWh, which means the 23. com Dec 5, 2021 路 A new battery was shipped from Mercedes. airbagteam. (And a few that would have been driven by engine rotation via belt are now electric 48V like the air conditioner compressor. At first my battery wouldn't take a charge but I got it to jump and charge. But now I'm starting to think this might end up being a bit of a money pit. 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. Dec 8, 2023 路 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 major problems. 0 V6 timing chains Ecoboost issues galore Transmission issues with most/many of their FWD platforms Hell even the Ford Cmax, which copied the prius powertrain had transmission problems. When I measure what's coming out of the BMS there's only 19. 48v system has no impact on performance. Did the regular maintenance and it drove like a dream. I have a 21 GLE and the 48v died today. This sounds like it could be related to a battery failure. Replace only 48V battery (regardless of other faults) ii. 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. Further power is added by the EQ Boost system, which uses electricity to spice the battery and the control electronics, the ISG (Integrated Starter Generator) is the heart of the 48V system. jypwnvmtp skozzc sabsdf nlcf biofj nxkq stlca yxsurgx iuumas gupqk