Mercedes 48v battery problems forum 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" Just replaced the main battery on my July 2017 GLC250 4MATIC after getting the 'stop car, leave engine running' dash message. Thanks for the input/replies, The problem is solved with the replacement of the auxiliary battery. Model: 223. Club Car Golf Cart Repair RoyPow 48V 160Ah Lithium Battery System Model # S51160 Drop In Ready CALL US at 1-800-547-3050 if you have any technical questions or need help deciding which battery will fit your cart and needs! It may be a defective battery problem. For Mercedes. This happens after 24 hours and a long drive. ved New Member. Reactions: ccpro I'll find some pics and load them. Honda UK Forum Area; ↳ Introductions; ↳ Off-Topic GLE350, GLE53 and GLE450 Moderators - cmitch | rudeney Mercedes-Benz E-Class and E-Class AMG: Why is My Battery Not Charging? The Mercedes-Benz E-Class has one main battery in the trunk and an auxiliary battery in the engine bay. Here are some key points about the 48V battery system in Mercedes: 1. org Forums BenzWorld. M156 head bolt problems - Page 16 - MBWorld. Recheck- normal diagnostics, replaced battery "because some problems reported with some batteries" Problems recurred- normal diagnostics- basically "good luck" Problems recurred maybe a month later, more frequent to now 1-2 X/d to once every 4 days, regardless of storage, temp outside, usage, The 48V system (see 1st attachment for details) uses a built-in 12V-48V DC/DC converter (PCU48). 65-3. 4v. Mercedes-Benz issued a technical service bulletin (TSB) for this problem, NHTSA ID Number: 10189404, on February 19, 2021. Five or ten minutes with doors or tailgate open and it would not start again. Did you have to replace the 48V battery ? Save Share BenzWorld. 205 is involved. Past experience with the dealer's service department has been great, although I understand BMW has their own TSE determine all work required for warranty work. Diagnose the problem here. Many owners of the GLC had to replace their 48V battery, which wouldn’t last long; some had to MBWorld. Follow the step-by-step guide provided to effectively address battery malfunctions and restore the functionality of your hybrid battery. Reading the threads here, this looks very standard although sourcing the battery box and cells seems dicey with reports of counterfeit or used cells, bloated cells, etc. However, my dealer did let slip that I’m not the only one. there was a problem with the "12 Volt Battery". Discover the differences between Lead-Acid and AGM batteries, essential tools for the job, and crucial safety precautions. I opened the 48v battery and charged it with 48 v charger and now it shows 48v but terminal 40 doesn't provide power out to the ISG/ car does NOT start. Turbo 4. Vintage Mercedes-Benz Owner Registry; General Discussion of Mercedes-Benz Classics; Classic Mercedes DIY tips and hints; Other Cars; Technical & Vehicle Assistance Forums. the battery was the same capacity as the merc battery removed, the clock ran backwards beofe any battery was dis-connected, and i dont know about your car at the airport, i am only on about an e class 220 did the guy who said he knew mercs and changed the battery, and tried to re-set the codes only have half a brain--cant comment I have a 2021 GLE 53 with rear accident. 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 Hello I have w223 the car starts for 3-4 seconds and stops, and 48v battery voltage keeps dropping and after charging comes up so i dont think its 48v battery problem. The site I have eight SOK 48V batteries (two racks of four batteries 1-4 and 5-8 with one set of cables per bank to the inverter. The site Hello, I bought a Vivi F26F mountain bike from an old guy who barely rode it, so almost new, it has the 48v 13ah battery. Interestingly, the original battery was an Exide 70 AHr / 700 CCA. Both are good vehicles but I had more delivery problems withe the BMW (fixed by multiple visits and Problem continued (actually dead once). Pre-Sales Support: . I'm almost done with putting it back together and needed to move it to find out that the battery (12v) was dead. 7 to 12. Repairing the 48v battery on this Mercedes 48v Mild Hybrid so the vehicle can be started and driven once again!💬 Message☎️ 01709 257 357🌐 www. 213. 167。 3. The main battery was fine. There seems to be a real problem with the 48V battery to the point that it will shut down functions and limit rpm so you have to stop. After I charged it I got the car to start but it Joined Mar 9, 2009 Messages 800 Reaction score 292 Location Essex Your Mercedes S500 (W222) 2014. 4. sergey6954 Location Offline Junior Member Reputation: 9. By following the advice and steps provided in this article, you can Mercedes Benz 48V MHEV BSG - Help needed. However, upon further research it seems that this model along with several others can have major problems with the 48V battery dying. Update DC/DC converter N83/1 if later software is available. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Mercedes Comand/Audio antitheft codes all NTG Mercedes Garmin Map Pilot Europe navi Mercedes NTG5-6 Regio Software. Everything that has to do with Mercedes Benz, Tuning and most importantly, keeping these cars on the road. When a Mercedes-Benz GLC battery keeps dying, there are several signs that can indicate a problem. I tried with Xentry if this is any function or way to run But based on comments on mbworld. After nearly two weeks of it being with them we received a call to say that the battery has had an internal failure and needs to be replaced. I need help fixing a 95M01 dump from a Mercedes 48V battery (LIB) after crashing and discharging. a. steve_w Member. The Fora platform includes forum software by XenForo. Locate IC chip 95M01. Hello dear experts. S. The 12 volt battery is in the rear next to the spare tire and the lithium battery is underneath the cabin filter. Contractor Issue – Contactors open and close the high-voltage circuit. Forums. However, upon further research Towed the car over to the local dealership. The battery simply dies as I drive it. Anybody has faced similar issue or problem? If i hold accelerator pedal and start car it runs then 5-10 seconds but rpm is very low looks like force start engine. In 3 of those occasions, jumping finally started it. Contact now to look a The PCU is bi-directional, charging the 12V system from the power generated by the generator/starter (to run all the normal 12V systems). Who can help with this problem? What is needed for this? Thank you in advance! I need help fixing a 95M01 dump from a Mercedes 48V battery (LIB) after crashing and discharging. 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 According to Mercedes this is normal, no problem found. MOST of the forum users here were not even born or were wearing diapers, when I was NHTSA Launches Probe Into Mercedes GLC 300 Over Alleged 48V System Fault. 167. It could well be your battery is not getting a good charge and does not have enough to keep everything going over night. I connected everything following the instruction manual and it worked perfectly for about 5 hours and in the middle of the night the power shut off. Quote Joined Aug 25, 2006 Messages 31,531 Reaction score 21,978 Location Midlands / Charente-Maritime Your Mercedes '93 500SL-32, '01 W210 Estate E240 (RIP), 02 R230 SL500, 04 Smart Roadster Coupe, 11 R350CDi Previously known as the GLK-Class, the GLC-Class went live in 2015 for the 2016 model year. 0L Engine Specs, Problems & Reliability. The GLS uses a 48v secondary battery to assist the startup of the vehicle and to power other car components. It has a relay that turns off the battery when the voltage drops. The I6 now provides 380-lb/ft, 420 HP. The web suggested the alarm problem was due to the battery. (Lake district and back last week). Believe the battery was original fit, so I got about 6 years before replacement. My 2020 e53 had a 48v batt issue. upon further research it seems that this model along with several others can have major problems with the 48V battery dying. Mercedes 48-Volt Battery Defect Investigation – Owners & Lessees Of 2019-2022 Mercedes E- & CLS-Class & Mercedes GLE 450, GLS 450 Vehicles Encouraged To Contact Kehoe Law Firm, P. Mercedes Support is clearly not the direction you should pursue. Views: 24. First time, AA arrived, couldn't fix, called specialist VW roadside, they couldn't fix. M256 Engine Mercedes 3. 205. 2023 S500 3 weeks old and 4x in shop. I get a recurring warning alert "the starter battery charge status is very low. The car was towed in and the battery was either replaced. Attorneys have reason to believe the battery problem occurs mostly with the E-, CLS- and GLE-/GLS-class vehicles model year 2019 and onward for the sedans, and model year 2020 for Daimler Group Mercedes-Benz, Smart Discussions. Thanks Given: Punisheros Viewing Forum Daimler Group Mercedes-Benz, Smart Discussions. 1 I own a 2024 MB GLE 450E and a 2023 BMW Z4. Technical Assistance Vendor Classifieds; Mercedes Tech Talk; Wheels, Tires, Suspension & Brakes Forum; Audio & Electronics; Performance Upgrades & Tuning; Detailing 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. 1K members Since 2015 A forum community dedicated to Mercedes GLE owners and enthusiasts. Tags 48v problems. This is an original Mercedes 48V Hybrid lithium battery, refurbished by our experienced technician, thoroughly tested, calibrated, balanced, and ready to install. These cars should be recalled, but Mercedes seems to be taking a workaround. Joined Sep 16, 2024 Class action lawsuit alleges the 12-volt and 48-volt batteries drain and strand consumers. B183371. 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. It seems like crash in software of control module of 48 V battery. e. With so many electronic components, things go wrong and could end up draining one of the batteries. mercedes glc 2020 headlight update. I find it hard to accept. Fault code: B18339A. Author: kentrinite. 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. Reply. Come join the discussion about Contact your Mercedes Dealer, the closest Mercedes Service Centre, or Mercedes Benz Mobilo roadside assistance at 00800 1777 7777. Mercedes 48v system has the same problems . The Mercedes-Benz EQS is a battery-powered, full-size, luxury car introduced by Mercedes-Benz in 2021. 6l Feb 2, 2011 #7 I have a Problem Yesterday my batteries was death I do a jump sart with another vehicule and i let the engine running. Never used the GLC START/STOP functionality. 12v is still fairly important , even for starting the engine. We bought the car just under 2 years ago from Mercedes as a used car. What it does: The generator firstly replaces the starter motor. Apparently I was wrong. Mercedes W213 E200 48V MHEV Performing a diagnostic on the mild hybrid system This section will explore the common symptoms, specific problems related to the GLC battery, and potential causes of these drain issues. As such, it is not acceptable whatsoever to publish any A good battery will give about 12. It’s now with Audi who say both the new 12v battery and the 48v battery are showing faults and need replacing. 930 It has the 48V Hybrid system with ISG and the e-booster electric turbocharger Car came in because of flood damage - cleaned out everything - and replaced some relays, can connectors and other modules etc that were faulty Was able to start the car and it ran and drove - but the bottom end power What happens next in the world of mild hybrids is impossible to tell, but automakers such as Mercedes-Benz and Mercedes-AMG are using them to dramatically boost performance in vehicles with The 48V power network makes it possible for certain components or a group of components to run off electricity which wasn’t possible with the smaller 12V of before. July 2, 2022 — A Mercedes battery drain lawsuit alleges defective electrical systems leave drivers Mercedes M256 3. Search the forum for the BSG issue, i. This is unfortunately quite common issue across entire Mercedes mo Just had an email from JLR about Programme no N835 and refers to my VIN no. Been severely disappointed with Mercedes USA Corporate, Park Place Mercedes in Dallas & Autobohn Mercedes in Grapevine. Common Problems with the M256 Engine. For instance, in Through research, it is found that the problem of fault code B183371 reported by Mercedes Benz 48V battery causes the vehicle to fail to start. Contact now to look a I have a 5 year old A8 that broke down just over a week ago. Can't wait till the battery dies. I purchased a Duracell battery from Batteries Plus which came with a 24-month warranty and $10 Mail-in Rebate. You don’t need to remove the seat or cut the carpet to do it. June 28, 2021 — A Mercedes-Benz GLE 450 class action lawsuit alleges the SUVs suffer from problems Hi all I'm working on a 2020 W167 GLE AMG (167. 3v (which I have replaced it few weeks ago) while the aux battery is at 12. I am guessing because the contactor inside the battery is open via the circuit board. VerticalScope Inc. Home. 7 volts and a max of 4. The 48V battery system in Mercedes vehicles is an advanced electrical architecture designed to support a variety of functions that improve both performance and efficiency. I found a lawsuit about it from about a year ago The 48v battery is not charging. With this battery I got a 3000 watt Growatt inverter. The car has had no further problems for the last Your Mercedes SL400 2016, CLA250e 2024 Feb 11, 2024 I have never seen the 48v battery, it is hidden under a bolted down cover in the bottom of the boot - the only reason I know it is there is that there was a recall over the securing of the battery and the service tech told me that they had added some extra bracing/stiffening to it Hi guys Mercedes 2020 year model, X290 AMG After the accident car is not starting, and 2 faults on G1/3 48 V battery. Cells that are "hot off the charger" might indicate as much as 3. Hi there, (I hope I'm posting this in the right topic) the rectified output must always be below battery voltage to avoid charging while the battery is full, otherwise when you were revving the engine the diode bridge in the mosfets would be rectifying it How awful,the auxiliary battery presented problems in first 3 weeks on 2nd shut down I refused to take back car, now have a brand new one and never sit in it with anything running ,or reading lightnon Nada,like you lost all faith in brand ,but My local dealer Bolands were meriful and replaced it. I disassembled battery and internal motherboard, it looks ok. Lastly, your 48v Mild hybrid battery is disabled because of the deployment of the airbags AND drainage of current. Mercedes crunched the numbers and decided to make a line of "mild hybrid" inline 4 and 6-cylinder engines, that have temporary electric boost to give the 4-cylinder the power of a V6, and the I6 the power of a V8. THen it happened again last week and thus up at the dealer. Have anyone else had this problem, was the solution to change alternator or something else? Mercedes Me is reporting a critical battery condition and has also sent me an email to that affect. The contents of this forum are for experimental & educational purposes only. After a week of service, even on the low speed, the fan speed got quite high and the next day car refused to start, the battery went flat again. The site includes MB Forums, News Appears MB has zero idea how to deal with it. HI just quick question in last 4 weeks i have done few Mercedes 2020-2022 48v battery unlock but i fund out in some cases on pcb is burnt negative br Mercedes 48v battery – Mercedes-Benz – HybridElectricForum Forum With engine off from last night the main battery was at 11. Charging a 48V hybrid battery system Does anyone have advice on a top-up charger for the Mercedes 48V battery pack? S. The PCU48 is used to convert 48V (from the 48V lithium battery) to 12V, when needed and presumably (since I have not yet found a reference other than the wiring schematic suggesting the PCU48 is a bi-directional 12V/48V converter) to convert 12V from This maintains the battery voltage level and the aux battery malfunction message no longer appears! I have concluded that a low charge in the main battery may be causing the voltage regulator (auxillary battery) to set the Auxillary Battery Malfunction message. This fault can be solved through DTS MONACO without replacing parts or cutting brush data. Initially, it was mentioned that the 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. April 1, 2024 — About 134,000 Mercedes-Benz vehicles are recalled because the 48-volt ground connections Previously the XC40's still had 2 batteries, a normal full size 12v battery, they refer to as the 'starter battery' and a tiny motorbike 12v battery hidden behind the front wing they referred to as the support battery. 48V Battery problem. Will charge everything up. You must have been in a heavily humid environment followed by a cold environment and the water vapors condensed. All 48V batteries of Mercedes Benz provide DTS MONACO technical solutions: 2. Tested, fully working, shipping now. But my Autel and VCDS could both recode the new 48V starter generator and close the charging contact in the 48v lithium battery. This battery also allows a gliding function. I found a lawsuit about it from about a year ago Welcome to the forums!! Click to expand Cheers, I had a feeling that would be the answer Messages 1 Reaction score 0 Location Montréal/Canada Your Mercedes c240/2001/2. C. 0 hybrid from an action and was hit on the front left. belt starter generator. Also, I see that a 12v charger might charge 48v through a converter, but no A8 / S8 (D5 Platform) Discussion - 2020 A8 48V battery - Hi everyone, I purchased a 2020 Audi A8L 4. The TSB lists the possible causes along with remedies for each. Replace only 48V battery (regardless of other faults) ii. Problem with battery 48v in GLS450 2020. Joined Dec 22, 2009 Messages 18 Reaction score 8 Location Cheshire, UK Your Mercedes C257 CLS 450 4MATIC 1. 8 volts at rest. MB Club UK is A Mercedes Enthusiast club run by enthusiasts for enthusiasts Connect Mercedes-Benz recalls 134,000 GLE-Class and GLS-Class vehicles over a risk of fires. However, almost from new it has been exhibiting battery problems, specifically after cleaning it. again with the engine on the volts will reach 14v so alternator is charging. They quietly released an official recall in February which was a software update that seems to have solved the issue. The dealer replaced the battery when it got serviced recently. The site includes MB Forums, News, Galleries Mercedes 2020 year model, X290 AMG After the accident car is not starting, and 2 faults on G1/3 48 V battery. 48V is exactly 4 times the potential (and therefore, available current) of the 12V system. Golf Cart Repair and Golf Cart Troubleshooting Q&A. Looking at these, the prognosis doesn't seem good. We have found that the 48V Mild Hybrid Electric Vehicle (MHEV) battery can enter an offline state resulting in loss of communication between the Battery Energy Control Module (BECM) and Powertrain Control Module (PCM). CG100 PROG III V6. which is blocking engine start and battery operations itself. VCDS 48V MHEV. 253. How-to procedure: Here take an example of 48V battery elbow type. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. Is it an update that fixes the 48V battery problem? Would love to hear more about how all this has panned out. and i haven't had any problems as of yet with cold starts in the mornings. Looks like the battery malfunction symbol quite often ends up with a replacement hybrid battery at a cost of £6k - £9k or a replacement gearbox at similar cost. When I hook the charger to the battery the green light Hybrid starter problems Thread starter Oystercatcher Start date Oct 11, 2021; Oct 11, 2021 48V Battery Malfunction Dec 2023 Mercedes GLE Premium Mild Hybrid ved; Sep 16, 2024; Electronics and Audio; The BIGGEST and best independent MB forum in the UK . As we are in our holiday villa in a remote spot in Greece Mercedes Benz Euro assist did not manage to send us a qualified technician to help us as we where more then 30km away from thé nearest Mercedes Benz dealer, so the send a local trucking company and first hooked up the battery under the hood as should according to the manual ( car has 4 Mercedes 48V lithium battery locked up after accident. I'd be surprised it we don't get a new one, since it's on back-order, which to me says that they're waiting for a new batch to be About a week ago I purchased a 48v 11. fanatrally Location Offline Junior Member Reputation: 0. The car has had no further problems for the last There are two types of battery module: straight and elbow. M256 Engine Mercedes. Joined Feb 19, 2006 Messages 8,271 Reaction score 4,991 Location Nottingham and Köln Your Mercedes W124/E200, W220/S320CDI, W205/C200, W251/R350CDI 4Matic Remedy 2: Battery Not found in Quick Test, OR Fault B183301 in DC/DC, and/or B183349 in 48V battery. 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 In this video I am showing the way I am dealing with Auxiliary Battery Malfunction problem. Check the step-by-step guide to repair the battery. Your car will power some areas for easy access or emergency, but all related to the powertrain will be disabled. 5. The batteries have been in service six months at this point. The belt starter/generator (“BSG”) output 48v, nominally. I have a CX-30 Skyactive X which I bought in 2020. So, not a design defect but a mfg problem. The dealer could be your friend on this issue. Also the doors locked has been If the problem is indeed with the "auxilliary battery" (capacitor), you will get a nag screen appear every time you start the car. Seems from Mercedes forums and elsewhere this is a very common occurrence in the 2019 – current Looking a buying a new small/mid size car and many are now mild hybrids, so a 48v battery for starting and assiting the drivetrain, plus a 12v conventional one for the ancillaries etc. Who can help with this problem? What is needed for this? Thank you in advance! before you can post: click the register link above to proceed. Join the discussion on the reliability and defects of MERCEDES-BENZ E-Class, C-Class, SPRINTER, VITO, S-Class, A 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. 361) Engine: 256. Purpose of the 48V Battery: Mild-Hybrid System: The 48V battery is primarily used in Mercedes’ mild the battery and the control electronics, the ISG (Integrated Starter Generator) is the heart of the 48V system. Q7 MKII Discussion - 48v battery - Hey I have 2020 Q7 Premium plus the other day my vehicle battery light came on in the dash and the vehicle shut off. 2021-2023 GLC 43s, and 2021 AMG GLC 63 models, were hit with a recall over a fuel pump problem. As the Mercedes-Benz battery drains can occur without warning, drivers may 48 Volt Battery Fault Repaired by Software Update Thread starter Finbob Start Looks like there's a problem with the drive battery - is the car under warranty? I'm coming up on 6 months of ownership on new 2024 GLC. The 48V electrical system also supplies If you Google for 'Mercedes Hybrid Problems', you will come across quite a few forum thread references (some including the names mentioned above). Hello everyone I have a problem with gle300d mild hybrid I need to unlock 48V battery eprom Car not starting after accident with a red notification on board and showing dtc (B183387) Tks MHH Auto ™ Guest The auxiliary battery malfunction is quite a common issue in the Mercedes model lineup that uses the 48V auxiliary battery. 48v battery is main power source for starting/stopping your engine at stop lights, etc. Some common symptoms include: I had a software problem. Follow our step-by-step instructions to charge your battery while avoiding common pitfalls. It is a very recent ride that critics have already tagged as an alternative to the Tesla Model S because it is among electric cars with a +350-mile range. Bit of drama as During lockdown I would get texts from my Mercedes that the battery was critically low and to drive it for at least 30 minutes at least once every year during ownership, without ever a battery problem. Failure of the 48V Secondary Battery. As such, it is not acceptable (08-08-2021, 12:35 AM) A2ua Wrote: charge with terminals under bonnet as usual with 12V charger. co Looking at a 2022 E53 AMG that seems like a very good deal. BenzWorld. if 48V battery not found in quick test, OR if fault B183301 in DC/DC, OR if fault B183349 in 48V i. I am a low mileage driver, daily commute is around 10 miles. Dealer replaced starter battery. This is the first time I've had to replace the battery. , 111 Peter Street, Suite 600, Toronto, Ontario Mercedes-Benz 2022-2023 sedan recall. Problem with battery 48v in GLS450 2020 can you please help me with the same problem? GLE 2020 48V BATTERY AFTER CRASH DO NOTTING. Mercedes 48V lithium battery locked up after accident. Technical. Plus, the PCU converts 12V power to charge the 48V battery/systems when/if the 48V 12-volt and 48-volt Mercedes-Benz batteries allegedly completely drain from electrical defects. The only 48v wires in the car go from the SAG to the 48v battery and then to the DC-DC converter located on Hi All. Replacing the 48v battery will solve the problem. To ensure the vehicle will Once the 48v battery reaches +/- 18v, it will be disabled by the Battery I am looking at a 3 year old version which has just come to the end of it's MB If you own a Mercedes and have been experiencing 48 volt battery problems, Looking at a 2022 E53 AMG that seems like a very good deal. Plus, explore maintenance tips to ensure optimal performance and If this doesn’t work, remove and replace the negative battery terminal. The second generation followed in 2022 for 2023 with hybrid-only powertrains, ranging from mild hybrid 1. Results 1 to 1 of 1 Thread: Mercedes Benz 48v Battery prgraming 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-Benz GLE 450 owner says th 48-volt batteries cause failures to start the vehicles. But hopefully you won't have that problem and just driving your car for a good distance. airbagteam. The 48v system is the only way to charge the 12v battery. 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. This could potentially mask other issues. All cables are identicalin length) connected with communications to Sol-ark 15K. Electrical System:12V/24V/48V Battery Summary: Mercedes-benz ag (mbag), the manufacturer of mercedes-benz vehicles, has determined that on certain my 2022 sl (232 platform) vehicles, after a longer non-operational time of greater than 42 days or with a battery charge of less than 45%, the following battery fault message might display in the Mild hybrid from Volvo is a fairly typical mild hybrid set up. It has a 900-WH 48V lithium battery. Mercedes send an updated patch to the dealer to install. To start viewing messages, select the forum that you want to visit from the selection below. Upon receiving the car back, I noticed that the charging problem had been resolved. Any hint about this new issue? Looking at a 2022 E53 AMG that seems like a very good deal. 223. The 48v battery is supposed to allow the ISG to stop/start the car consistently (it doesn't do that on my car and I'm not fussed). org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes The Forums are now open to new registrations, adverts are also being de-tuned. 65v once the "surface charge drains off (often in a few hours or less). 7 V8 with loads of toys. The Mercedes-Benz M256, the newest 3. It appears many of the main electrics are supported by this small battery (doesn't need to be big if it's not used for starting). The vehicle model 213. . Learn how to charge your Mercedes battery effectively with our comprehensive guide. An auto electrician will do a leak test and pull fuses in turn until issue goes away, but can take a long time so costs quite a bit. This kind of lithium battery is mainly used in Mercedes-Benz models after 2015, such as 48V light-hybrid models with chassis such as The most recent of which is receiving the 48V Battery Malfunction message and my Check Engine light went on. 3K posts 2. You can see the IC chip when you open the upper case of the battery. Ohms law for linear DC dictates that at the same load (resistance), 4X the potential = 4X the available current. . Voltages are good, the battery is 2 1/2 years old and I have been doing long journeys. However, the car shows no history of the Check Engine light going on at all. Kiders Location Offline Junior P. Wiring diagram to Benz 48V battery module. org forum is one of the largest Mercedes-Benz owner websites offering the This 48v battery located in the trunk, is unique to the 2021 model year, and apparently no spare parts are available especially critical parts needed to for the operation of the vehicle. 0 added 2015 onwards Mercedes-Benz 48V lithium battery W167/ W203/ W205/ W222 repairing function. Thanks given by: Reply. 206. Its now at Dealer for second time for this problem with total of 15 days of trying to fix it. It is a way for Kia to meet it's environmental manufacturing targets. 1 Problem with battery, or? auv_3ovM_2000s4. Remove and disassemble the battery. org Forums; Mercedes-Benz SUVs, Trucks, Vans, Diesels, Other; GLE Class (V167) To me the only things lacking are small storage areas due to the battery under the cargo area. They did agree to take the car and check it for this issue but found no problem. What it is: Generator/Motor between the engine and transaxle. 1 volts per cell. However, this car has some issues you’d love to know before attempting to own one. Thread This is one of the problems with VAG's current approach to repair info: They bury way too much of it in scripts in their own tester. Solved the problem by replacing main board. Replies: 0. The site includes MB Forums, News, Galleries, Publications I'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system. Your car is working as intended, the 48 volt mild hybrid is, in my opinion, a gimmick. I had a new 12 volt battery installed after some minor electrical issues and 2 days later the whole system went within 30 seconds of the warning lights coming on. I need help to repair this file dump 95M01 48v Starter battery "ELBOW PIPES" A000 982 35 13 A000 902 50 48 To start viewing messages, select the forum that you want to visit from the selection below. Last week I accidentally rode over a curb sized bump going maybe 20 mph, it bounced/jolted the bike around pretty good, then the battery power stopped. 3. The battery was also stated, on the label to be Made in the USA/America which was, to me, favorable over China or Asia. I have owned A 2003 E/class 320CDI for nearly two years, and in that time I have always had problems after the vehicle has stood for a couple of days, without use, in that the battery gets very drained and low, sometimes with not enough power to start it ! I have added a new Alternator, and both Mini, and Main Battery, being a 100 Amp One! I have the exact same issue on my Mercedes Benz m264 c200 EQ. The site includes MB Forums, News, Galleries, Publications To start viewing messages, select the forum that you want to visit from the selection below. org Forums M156 head bolt problems - Page 2 - MBWorld. However the car display is not showing a problem as it did correctly on a previous occasion. Results 1 to 4 of 4 Thread: Mercedes 48v battery Mercedes 48v battery "ELBOW PIPE" I need help to repair this file dump 95M01 MERCEDES-BENZ discussion forum: Technical problems, reliability, owner reviews and driving experience Forum for MERCEDES-BENZ owners and fans – share your driving experience, reviews, common problems, and solutions. Last Post by kentrinite. Apart from that I've found a lot of reddit and forum posts about its problems, but the vast majority of 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. Technical 48V Battery Malfunction Dec 2023 Mercedes GLE Premium Mild Hybrid Thread starter ved; Start date Sep 16, 2024; Sep 16, 2024 #1 V. 9 or so volts but, will drop back down to ~ 3. Post by LeoDJ » Tue Dec 05, 2023 4:26 pm. First time in 40 years ,have had a bad one,so This 48v battery located in the trunk, is unique to the 2021 model year, and apparently no spare parts are available especially critical parts needed to for the operation of the vehicle. S4 / RS4 (B5 Platform Greetings compatriots, Need a sanity check on considering a "build" option for a simple 48v16s battery using prebuilt box and EVE 280 cells. Senior Member Reputation: 22. Mercedes GLE Forum. However, a new issue has arisen, whereby the car frequently displays a "Battery Malfunction" message and the hybrid battery can only be discharged from 14 miles to 9 miles, and then stuck at 9 miles. October 7, 2022 — A Mercedes-Benz battery replacement class action lawsuit alleges numerous models What is strange is that I dont get any problem messages about alternator or battery as I continue to drive and use the car. That's a 48V system, with a battery in the trunk. Electrics, Vacuum, Ignition and ECU . Save Share A forum community dedicated to BMW owners and enthusiasts. If you’ve had problems with the 48-volt battery in your Mercedes, you may be able to help start a class action lawsuit to get some money back and find a fix. B183304。 4. They are located inside the high-voltage hybrid Forums. ( i don't understand the need for D as my display clearly states the problem is 48V there U go). 0-liter inline six-cylinder gasoline engine, The ISG is rigidly bolted to the crankshaft and exchanges energy between the driveshaft and the 48V lithium-ion battery with an energy content of almost 1 kWh. Say goodbye to battery problems, low power, and difficulty starting your vehicle. Superfast luxury. Straight. Reply reply Since then I have had an intermittent problem with the battery as the car was not starting at times if I do not use the car for like 2 days. Starting 02/07 the report SOC on The Forums are now open to new registrations, adverts are also being de-tuned. dc/dc converter is glued to 48V battery Oh I did try this but did nothing, I can try again but apparently they have a relay that shuts the battery down if it gets low, it's ment to be inside the battery but I have no idea, daxxer can do it but not been online for a while The malfunction also leads to other problems including overheating and air-conditioning problems. So that replacing the voltage regulator may not be the root cause of the problem. It seems to me that with a proper 48v battery behind it and the extra electric motor to both start driving off and spin up the petrol motor instantly then eco stop/start could finally be more efficient with no Learn how to repair your Mercedes Benz 48V hybrid battery with ease using CG100X or CG100 programmer. Mercedes w213 battery 48v internal fault. Turned out to be a loose ground wire. It's on current recall but this is after I had to replace mine on a 2yo GLS450 in March for $5k. 70 volts. Common symptoms of Mercedes-Benz GLC battery drain. 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 You have to make sure they are not obstructed or clogged and I doubt there is a problem on a new car. 48V Battery Malfunction Dec 2023 Mercedes GLE Premium Mild Hybrid ved; Sep 16, 2024; Electronics and Audio; Replies 6 Views 752. Once the 48v battery reaches +/- 18v, it will be disabled by the Battery Management System (BMS). Come join the discussion about There have been some issues with the 48v battery but I think the prevalence is overweighted on forums. General. I replaced the pyrofuse, replaced 12v battery. Repair procedure is the similar. Is the c300 a new eq model with a 48v battery system as if it is you would actually be charging both the 12v and the 48v battery. I need to change my battery Believe I have located a quite loud whining sound from the alternator, when you boost the alternator helps with little power and when breaking it charge 48v battery. the left is for the 48v battery, independent of the the third additional cooling pump wich is locacated under the intake manifold which is for the starter/alternator and the transmission cooler however integrated into the engine Mazda CX-30 - Battery problems. Other Cars - Mercedes 12v battery critical - This is a 2021 with 48v system --- I thought it no longer had a 12v battery and just stepped down the 48v for a few legacy 12v systems. Mercedes-Benz 48V Battery TSB. In this case, the fuel I have had 4 occasions in last 3 months where 450 is dead after only sitting for an hour. 8kw lifepo4 condor elite battery from big battery company. The battery shown above has 35 cells—a nominal voltage of 3. 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. Those 3 exact codes pop up after a short trip. Such as the ISG – integrated starter generator which doubles Hello and welcome to the forum. LifePo4 cells are usually fully charged at 3. When dealing with 48V battery failure of Mercedes Benz 223 and 206, it is necessary to cooperate with the programming and diagnostic certificate. I am now looking for a replacement and one option is a nearly new CX-30 as I like the car very much. org, the total lack of availability of third party 48V batts is creating a serious depreciation issue for these cars now that they get older (4+ years). elbow. What is Mercedes-Benz 48V lithium battery?. Short runs in the car (lockdown rules) fixed the problem for a day at most before they all returned The BIGGEST and best independent MB forum in the The dealerships have to follow what the manufacturer suggests as part of their troubleshooting process. fwmer aajl bdmnk fkvdq ysi xiw eanf eujke asrop ugdx