48v battery mercedes warning Feel free to share your classic Mercedes-Benz here! Check out our new wiki to help you troubleshoot Charging your Mercedes Battery is another Option. Reactions: DSK, SteveCa and Blobcat. AutoZone has a special filter that allows you to enter your exact Mercedes model and find the ideal battery. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. It's quite small and about the size of a motorcycle battery. Mercedes know about & a software fix is on the way. ABA63 Location Offline Junior Member Reputation: 1. I have a 2018 250d GLC with a similar battery draw off problem. The investigation concerns battery failure of the 48-Volt battery in certain Mercedes vehicles, which can cause a vehicle not to start, thereby requiring towing and/or battery replacement. Last week a battery warning came on the sash saying 48v and on my screen it said my car would shut down in 3 mins. With so many electronic components, things go wrong and could end up draining one of the batteries. However this week, with just a one-year old battery, the warning light is back. 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. check user manual. Interestingly, the original battery was an Exide 70 AHr / 700 CCA. 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" Appears MB has zero idea how to deal with it. Also Purchased. 12V Battery Mercedes Warning: A Case Study in Mercedes-Benz GLC 253. Cause 5 is from the 48V battery detecting an abnormality which then causes the 48V battery to disconnect itself. If either battery if faulty, Stop/Start won't work. Towed the car over to the local dealership. It seems like crash in software of control module of 48 V battery. Get on to either your Mercedes Dealer or the nearest Mercedes Service Centre, or Mercedes Benz Mobilo roadside assistance on 00800 1777 7777. 12-volt and 48-volt Mercedes-Benz batteries allegedly completely drain from electrical defects. Owners report that these problems occur randomly, even when the car is brand new with less than 50 miles. The defect causes vehicles to shutoff, overheat, go into limp home mode, or lose acceleration at highway Discover how to resolve the '48v battery see owners manual' warning in a Mercedes C200 W205. 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 drawback. An authorized Mercedes-Benz dealer will inspect the ground connection torque on the affected vehicles and replace the wiring harness as necessary. The National Highway Traffic Safety Administration (NHTSA) has initiated an investigation into the alleged 48V system defect affecting the GLC 300 model year 2023. Mercedes-Benz recalls 134,000 GLE-Class and GLS-Class vehicles over a risk of fires. Mercedes-Benz 2022-2023 sedan recall. 27 23 57 2058831/9 June 14, 2023. In the beginning, it goes away with longer drives and a turn off - on cycle. Anything higher than 13 volts may reveal a faulty battery. Lauderdale. Are 48V battery issues still a serious concern? Strongly considering buying a 2022 E53 AMG. Reactions Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year ("MY") 2021 GLE/GLS-Class, E-Class, E-Class Coupe/Convertible, CLS-Class and AMG GT (167, 213, 238, 257 and 290 platforms) vehicles, the 48V battery management system software might not meet specifications which could I have 2023 C43 and get these messages all the time. I ignored it, but did stop when various electrical things (like COMAND) started shutting down. My wife was 80 miles away from home and upon starting my car was faced with a 48V Battery warning on the driver console and told to consult owners manual. Can't really find much info on it in the manual. call 1-800-For-Mercedes and report the dealer! Good Luck! Save Share Reply Quote Like. Car still under Mercedes 3 year warranty. Hi there, (I hope I'm posting this in the right topic) That sounds exactly right, 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 Whether the battery did come with the car, or you bought the battery from a car dealer, Mercedes does provide coverage for issues that may arise within the warranty period. When I get in there is either a yellow or red large battery symbol in the display but the car starts fine. 3V. The acid is leak-proof bound in a glass The average cost for a Mercedes-Benz CLS450 Battery Replacement is between $700 and $714. l Oct 17, 2023 #1 Hi there, i just wondered if anyone has any ideas on a c class 2016 model that the Issue with battery warning light coming up on the dash sometimes you start the car for the first time, but goes if you use it again in the same day. Plus, explore maintenance tips to ensure optimal performance and the battery and the control electronics, the ISG (Integrated Starter Generator) is the heart of the 48V system. 48V battery Mercedes. So much for so little . You can expect them last 4-8 years. Find the answer to this and other Hyundai questions on JustAnswer. i have charged up the main car battery and this is all good and 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. It's a tried and true method of what powers cars for years. airbagteam. Hopefully the technology is reliable and parts cost are not crazy. By chatting and providing personal info, My Mercedes Benz C200 SE has the warning on the dash board auxiliary battery malfunction. Everything that has to do with Mercedes Benz, Tuning and most importantly, keeping these cars on the road. October 7, 2022 — A Mercedes-Benz battery replacement class action lawsuit alleges numerous models Just replaced the main battery on my July 2017 GLC250 4MATIC after getting the 'stop car, leave engine running' dash message. 12v is still fairly important , even for starting the engine. Mercedes-Benz S-Class battery light is on - causes and how to reset; Mercedes-Benz G-Class dead battery The battery supplies power to the combined starter-generator, which in turn also sends power back to the battery. This could potentially mask other issues. . The affected vehicles were produced between I have a 2023 DBX 707 and these warnings keep popping up every time I start the car. Engine Running At Idle After A Throttle Blip BenzWorld. However, upon further research it seems that this model along with several others can have major problems with the 48V battery dying. I'll let you know. There seems The problem originated from a faulty 48V ground connection and came to light, back in late 2022 after customers reported multiple warning messages. e around 12. ca. I have decided to replace it regardless as I hate the idea of it letting me down when I know it is probably past it's best. Your Mercedes C257 CLS 450 4MATIC Apr 25, 2023 #2 The mild hybrids can be jump started from a battery pack or second vehicle via the 12V connections under the bonnet. Here is the tutorial on repairing the Mercedes Benz 48 volt mild hybrid battery using CG100 Prog III or CG100X programmer. Programing 48V Battery see Owner's Manual W205🛑 From a passionate passion for automotive technology, Eurocartool team had the idea to build a youtube channe Everything that has to do with Mercedes Benz, Tuning and most importantly, keeping these cars on the road. Many owners of the GLC had to replace their 48V battery, which wouldn’t last long; some had to replace it again in under a year. 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. 48V Battery Malfunction Dec 2023 Mercedes GLE Premium Mild Hybrid ved; Sep 16, 2024; Electronics and Audio A3 8Y - 48v Battery warnings eBay disclaimer: As the club is an eBay Partner, The club may be compensated if you make a purchase you make on eBay via the club. What is Mercedes-Benz 48V lithium battery?. The vehicle’s dashboard was lit up with a series of alarming Customer: the battery warning light JA: What year is your Sportage? the manual says don't drive it if the 'check 48V system' warning message is showing JA: Anything else you want the Mechanic to know before I connect you? Customer: the car was washed this afternoon and the warning message came on after that - not sure if it's connected. You also gotta remember that EV's haven't been around as long as cars. Contact Us. The club is not part of Audi nor affiliated with or endorsed by the offical Audi UK in any way. I received my pre-ordered 2021 E 450 Cabriole on December 28, 2020. The following conditions will cause the 48V battery to clear the adaptation for protection relay closed. 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. April 1, 2024 — About 134,000 Mercedes-Benz vehicles are recalled because the 48-volt ground connections Learn how to charge your Mercedes battery effectively with our comprehensive guide. Breakdown maintenance policy here would prescribe to keep using the existing battery while it continues to start your car until such a time as one fine morning when it doesn't, then replace the battery. Neither car is doing (m)any miles at the moment, so I'm having to resort to a battery charger. PLEASE HELP, YES, YES, No warning lights. Hi bro’s found out the Battery Warning lighted up and asked me to start engine when I start the car this morning. No display warning!!!!! My wife is pretty upset. Share More sharing options Followers 0. 48v battery breakdown Thread starter Askino1; Start date Nov 6, 2023; Prev. Cause 3/5: Red battery light or check engine light without fault B1873371 Cause 4/5: Battery Not found in Quick Here is the tutorial on repairing the Mercedes Benz 48 volt mild hybrid battery using CG100 Prog III or CG100X programmer. By BENZE220AMG October 7 in General Car Chat. Disconnect the negative terminal first, followed by the positive. C. Thanks Given: 103 Thanks Received: 6 (3 Posts) Posts: 18 Threads: 4 Joined: Apr 2020 1 03-26-2023, 09:40 AM . org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere On my W204 the second battery is in the boot next to the spare wheel. Starter Battery - Mercedes-Benz (000-982-44-20-64) WARNING: Cancer and reproductive harm - www. Accessory 10 * Spare connector kit for tower to tower. If the voltage is between 0V and 12V, please check the 48V battery. If you need assistance with your Mercedes-Benz, allow us to help. The car (purchased on Aug 2021 ) failed to start with the stop vehicle battery icon on the dashboard. We have a pair of 2019 205 series cars, my C63S coupe and my wife's C300 cabrio. Also, I see that a 12v charger might charge 48v through a converter, but no The clutch judder has continued, recently had a Check 48v battery warning. Mercedes Comand/Audio antitheft codes all NTG Mercedes Garmin Map Pilot Europe navi Mercedes NTG5-6 Regio Software Hi I have brought a Mercedes 2019 c class that had light damage, the car is repaired but comes up with 48v battery fault and won't start 😭 I saw daxxer had a fix for this but I can't get hold of him, 48v battery fault mercedes 2019. so I don’t know if the MB batter is original, brand new, or somewhere in between. The disconnected 48V battery then causes subsequent symptoms: Limp Home Mode, overheating, A/C not blowing cold, or loss of accelera Your Mercedes c class 2015 2. After I charged it I got the car to start but it Accessory SolarEdge Home Battery 48V , cable set tower to tower IAC-RBAT-5KCTOW-01 ; Floor stand support SolarEdge Home Battery 48V (optional) IAC-RBAT-5KFSTD-01 Accessory 10 * Spare connector kit for battery to Inverter connection, SolarEdge Home Battery 48V IAC-RBAT-5KCNCT-01 . Post by LeoDJ » Tue Dec 05, 2023 4:26 pm. Please help Choose the right battery. By chatting and providing personal info, Just had a question. BENZE220AMG. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in Yellow warning message for 12V battery in IC, fault code B1FCB97 Topic number LI54. 4. Believe the battery was original fit, so I got about 6 years before replacement. When it starts to weaken the first thing you will see is the AUX Battery malfunction warning at the start. Labor costs are estimated between $53 and $67 while parts are typically priced around $647. 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. Of course, as with any other parts, there are caveats to the On average, the cost for a Mercedes-Benz S580 Car Battery Replacement is $305 with $165 for parts and $140 for labor. fault code: B1873371 The battery for 48V on-board electrical system has a malfunction. Starter Battery - Mercedes-Benz (000-982-44-20-64) Part can be found as reference #430 in illustration . This will only have fault B183371 in 48V battery. Also, it's not possible to check the condition of a battery purely by measuring the voltage, instead the battery needs to be tested by an auto electrician under load. [IDE12495]_Torques - The specified torque indicates if the BSG is supposed to provide electrical power to the vehicle I’d rather replace the battery before winter, but the previous owner serviced the car at the dealer. Replace only 48V battery (regardless of other faults) ii. Mercedes Benz mild Hybrid 48V powertrain system DC/DC converter battery on bench drive, diagnose test platform, S-Class, E-class, C-class, GLE-class: out. 148K subscribers in the mercedes_benz community. DISCLAIMER: Audiownersclub. Kiders Location Offline Junior Member Reputation: 0. 00 + £20. Car Service Estimate Shop/Dealer Price; Battery or charging system warning light is illuminated. Resetting the battery light in GLS without solving the underlying issue may not help, as the warning light will turn back on when the system again detects the fault. Best. I have a 2022 Mercedes GLS 450 it has 17000 miles on it. Remedy 2: Battery Not found in Quick Test, OR Fault B183301 in DC/DC, and/or B183349 in 48V battery. Reply to this topic; Start new topic; Recommended Posts. Update DC/DC converter N83/1 if later software is available. 00 postage. I took it to the dealer and they just replaced the battery. The temporary fix is lock the car as normal, leave it for 20 minutes then unlock & relock DEAD BATTERY . 160K subscribers in the mercedes_benz community. Nov 8, 2023 #21 grober MB Master 48V Battery Malfunction Dec 2023 Mercedes GLE Premium Mild Hybrid ved; Sep 16, 2024; Electronics and Audio; Replies 6 Views 752. 0 and for my AMG, this is working just fine. This is accompanied by a red warning screen in the center instrument cluster display that shows a battery accompanied by the phrase "visit 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. Note: this fault code may include additional 48V system consequential faults although B1873371 is the primary root cause. JW. That's a 48V system, with a battery in the trunk. Vehicle: Mercedes-Benz GLC X253 With M274 Engine Complaint: Battery light on dashboard with 12v battery see owners manual. In some cases, the service hybrid battery (or similar) warning light will display, and the vehicle may no longer be able to drive as an electric vehicle, or even support the ICE Engines Starts, Battery Warning On. Open comment sort options. When dealing with modern vehicles like the Mercedes-Benz GLC X253 with M274 Engine, encountering a 12V Battery Mercedes Warning can be a cause for Hello ive just bought a 2003 W203 220cdi at auction, 173K on the clock, and after repairing the electric wire in the drivers seat & a few fuses, i'm ready to drive, but i knew the battery/alternator - visit workshop light was on the dash. The starter battery is good (bought 2 years ago), the rear batter is at 50%, and he alternator is charging at 14. Incidentally, the battery light was not on when these checks were done. The most common Mercedes-Benz warning messages for faulty A2059053414 auxiliary battery: Auxiliary Battery 2003 sl55 battery warning light on dash. Find the answer to this and other Mercedes questions on JustAnswer. At that time, the German automaker hypothesized that an The Mercedes-Benz E-Class has one main battery in the trunk and an auxiliary battery in the engine bay. Follow our step-by-step instructions to charge your battery while avoiding common pitfalls. I'd take that over some battery and code slapped on. Last year got the noted critical battery warning light. The site Mercedes Benz 48V MHEV BSG - Help needed. I'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system. I followed and it doesnt pop out any more. if 48V battery not found in quick test, OR if fault B183301 in DC/DC, OR if fault B183349 in 48V i. 2022 Mercedes-Benz C 300 Battery. i have 21 plate i30 mild hybrid diesel Normally when 48V battery has charge, I have a warning message on my dashboard saying "Check 48v System" and my car will not start Hyundai's 48V system. 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. New How common is the ‘22 transmission warning? 3 week old AMG GLC 43 with 1600km driven on it first had the warning pop up "12V battery see operators manual" I had this issue with the 48v battery when my car only had about 60miles on it. Shipping Policy. J. When a Mercedes C-Class EQ Boost equipped with the M264 Engine rolled into the workshop with a peculiar issue—Mercedes Starts and Shuts Off Quickly—it was clear that this wasn’t just a routine problem. It's also conceivable that your Mercedes-Benz GLE 350 serpentine belt has malfunctioned. In about 36hrs from receiving the MercedesMe low battery warning, the MXS full recharges the 2021 GLS 450 Mercedes Benz within several days of purchasing in late Fall 2021, while in motion at 65MPH or more, the vehicle suddenly flashed all kinds of malfunction warnings (the entire dashboard was lit up w every system “warning”) including 48V battery code, within seconds the car shut down while driving on the highway, no power steering, no brakes, no A couple of months after taking delivery my car showed a red “12 volt battery not charging error” message. which is blocking engine start and battery operations itself. JUST RELACED BATTERY IN 2008 JAGUAR XKR AND THE CONVERTIBLE TOP IS NOT WORKING. Very sad to pay $80,000 for a new car, and not be able to Mercedes Me appears to be warning you of an impending failure with a resting battery voltage indicating a charge level of between 50-60%. Browse by Vehicle ; About Us ; A 48V battery is small and relatively inexpensive and installation is straightforward because a 48V electrical architecture sits alongside the car’s original 12V system. While car batteries will tend to fail without notice, your Mercedes-Benz dashboard will issue signals about your luxury vehicle’s battery health. The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 24V-100 Page 4 that can Occur : In the event of an impairment of the 48V system, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply such as “48 V Battery See Operator’s Manual. Prices may vary depending on your location. What it does: The generator firstly replaces the starter motor. Prior to that I had the warning stop and leave car running. Here you can find frequently asked questions about connectivity, service, warranty and more. 5. But, having turned the car off and on again, the problem disappeared. Owners And Lessees Of 2019-2022 Mercedes E-Class, Mercedes CLS-Class, Mercedes GLE 450 & GLS 450 Vehicles Encouraged To Contact Kehoe Law Firm, P. I'd love to see this trend in 10 years, where the battery is worn down, and the only way to get it fixed is at a dealership. Question - My i20 showing a warning light Check 48V system, Battery - . A new battery was shipped from Mercedes. The light should disappear automatically after fixing the issue. £350. 6 volts or above with engine off)and the car is asking you to start the engine to recharge battery. These cars should be recalled, but Mercedes seems to be taking a workaround. The 48v system charges the 12v as needed but 48v dropping below 30% forces conseervation mode which entails variety of battery messages I largely safely ignore albeit I got a harbor freight viking lipo jumper for 80 bucks for moments cant start or shut car off for 15m to let 12v leech 48v electrons. 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. Once the adaptation is cleared, and the 48V battery has not yet sufficiently charged, the protection relay will open and #mercedes #battery #Fault #diy #fix #howto #how #cclass #aclass #eclass #gclass NHTSA Looks Into Alleged 48V System Defect Affecting the 2023 Mercedes-Benz GLC 300. Been severely disappointed with Mercedes USA Corporate, Park Place Mercedes in Dallas & Autobohn Mercedes in Grapevine. 6 months ownership, twice in Morning disapointments. Welcome to our community - the home of Mercedes-Benz on Reddit! How common is 48V battery failure? Archived post. New comments cannot be posted and votes cannot be cast. Return Policy. This kind of lithium battery is mainly used in Mercedes-Benz models after 2015, such as 48V light-hybrid models with chassis such as An investigation was promptly initiated and Mercedes-Benz found that an insufficiently tightened ground connection for the 48-volt battery system could have contributed to the warning messages B183319, or any other faults in the 48V battery. I tried with Xentry if this is any function or way to run A Mercedes-Benz GLE450 Hybrid High Voltage Battery Replacement costs between $2,208 and $2,327 on average. A technician at the dealer tried to convince me that this normal. The site includes MB Forums, News, Galleries, Publications 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 Wondering if anyone has an update to this or more information. There's an issue with the Your Mercedes R171 SLK280, Smart R451, Land Rover 110 County SW, 997 C2S, R1250 GSA TE 40th, CBR600FP It’s too early to say how long MB 48V MHEV battery systems last and not sure about the replacement cost but it ain’t going to be cheap I suspect £3k . Remove the old battery. we cannot replace the battery. Then, remove the battery from its 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”. Look out for battery or engine warning lights and get your battery checked if either flash up. If not, take it in for service. The Mercedes GLC will display a warning saying the battery charge is critical and Mercedes Starts and Shuts Off Quickly: Case Study in a Mercedes C-Class 48V EQ Boost. Car was three years old and battery was indeed drained, so thought it must just be time for a new battery. Share Sort by: Best. I'm getting a warning message on my Mercedes Me Connect app that the 12v 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. Prior to performing this Campaign: Hey Toobad, I'm not a massive fan of the feature either, but I am keen to see the behaviour of the new 300e at some point. More concerning, these See more Looks like there's a problem with the drive battery - is the car under warranty? As A second defect has been alleged relating to Mercedes-Benz vehicles with 48V/12V battery hybrid systems. Initially, it was mentioned that the sensor module of the hybrid/high-voltage battery had a malfunction, it was suspected to be an internal electric fault. 10-P-073164 Version 1 Function group 54. gov. The battery is small and cost-effective due to passive cooling while still contributing to CO 2 reduction. The warning light usually means that the alternator isn’t working accordingly meaning you are operating solely on battery power. 1; 2; First Prev 2 of 2 Go to page. Get a free detailed estimate for a repair in your area. A8 / S8 (D5 Platform) Discussion - 2020 A8 48V battery - Hi everyone, I purchased a 2020 Audi A8L 4. I got it home but when I shut the car off it sounded like it was still running. This is unfortunately quite common issue across entire Mercedes mo Mild hybrid from Volvo is a fairly typical mild hybrid set up. com is an independent Audi forum for owners of Audi vehicles. It does this within a few days of any long journey after four or five short journeys or sometimes even without driving at all for a few days. The sophisticated cooling and design concept that enables an optimal balance of cost-effectiveness and CO 2 reduction on the vehicle level is the key to the battery's success. The actuator is blocked. P65Warnings. When the issue occurs, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply. I am concern could there be issue with the battery. You will, though, have to read them all to find out that several of these relate to the 48V battery malfunctions and/or a warning light message that states, Coolant because it’s become clear that the 48V battery issue affects Within a few days of owning it Mercedes me sent me a message saying starter battery critical. AGM12-12 EXIDE BATTERY 12V 12AH - EK131 replacement Exide AGM12-12 battery 12V 12Ah The AGM12-12 battery is ideal for high performance vehicles. 187 posts · Joined 2002 Add to quote; Only show this user #8 Repairing the Mercedes Benz 48V Hybrid Battery Step 1: Identifying the Model and Symptoms Before beginning the repair process, it's crucial to identify the affected model and the symptoms of the battery malfunction. a. The BMS cannot be reset or reprogrammed with conventional scan tools. 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 Discover how to resolve the '48v battery see owners manual' warning in a Mercedes C200 W205. Check the step-by-step guide to repair the battery. 9kwh battery, BMS and DC/DC converter in one. Related articles Hi guys Mercedes 2020 year model, X290 AMG After the accident car is not starting, and 2 faults on G1/3 48 V battery. For example, the power stored in the 48-volt battery can be used to provide an extra boost via the electric motor to the torque delivered by the internal combustion engine when the vehicle is Changed main battery. item 1 Mercedes A0009823513 48v Battery Repair Service, Crash Data Reset, Flat Battery Mercedes A0009823513 48v Battery Repair Service, Crash Data Reset, Flat Battery. Engine Running At Idle. Both batteries are new Alternator is charging both batteries Warning pops up when ignition is on and even before starting the car. Since then the car Unlike Mercedes’s high-voltage hybrid systems, there is no way of disconnecting the motor from the engine, so it can’t operate under electric-only power, but the relatively small capacity of This battery post isn't threaded like the Mercedes battery, but includes the bolts to make it fit. Welcome to our community - the home of Mercedes-Benz on Reddit! The 48v battery pack is a lithium ion 0. One purpose of the combined starter-generator is to help propel the vehicle. After one week, the car without warning wouldn't start and had to be towed into Ft. The site includes MB Forums, News, Galleries, Publications, Classifieds 48 V battery standard. The protection relay closed adaptation value is only read by the 48V battery when the ignition is turned on. There are several different reported issues with the 48 volt battery system owners need to be aware of. ” Involved Components : 27 48V Vehicle electrical system warning, DTC P0CA700 and/or U046900 stored in the starter/generator control module/ECM . This range does not include taxes and fees, and does not factor in your unique location. The component has two different housing options: aluminum and plastic. My battery/alternator warning just came on as I started driving in my car, I only drove it like 3 miles with that on. I do wonder how reliable the new technology is? I took a brand new 2. Mercedes Support are obviously not the route you should be following! Question - My Mercedes C200 Sport Saloon showed a 48v warning of - . Very sad to pay $80,000 for a new car, and not be able to See operators manual light came on in red with battery just came on. Apparently I was wrong. Discover the differences between Lead-Acid and AGM batteries, essential tools for the job, and crucial safety precautions. Any thoughts, advice, suggestions Customer: I have a 2022 Mercedes GLS 450 it has 17000 miles on it. What it is: Generator/Motor between the engine and transaxle. 48v battery is main power source for starting/stopping your engine at stop lights, etc. Welcome to SGMerc - the largest Mercedes-Benz site for Owner and Enthusiasts in Singapore! Indicators of Battery Problems: Look for signs like a slow engine crank, dashboard warning lights, flickering interior lights, or corroded terminals to identify battery issues early. If the car isn’t used for two days I get a message on the app and the car saying the charge on the 12v battery is at critical level. Policies. The message went away for a bit but now it’s back again. The auxiliary battery malfunction is quite a common issue in the Mercedes model lineup that uses the 48V auxiliary battery. The car is driven every week and never sits for too long. Every since, after start as soon as I hit about 22 mph, IP Red Battery "Check Owners Manual" comes on, and I think this is preventing stop start from working anymore. phoned manager who agreed to put car on my drive and sanction a lease car. I have a brand new Ctek MXS 5. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere Although there are thirty-three "48V" mentions, none of these refer to a "Check 48V battery" warning message, nor provide any technical information about the lithium-ion battery that is likely to be useful to an owner in the event All Mercedes no full-electric cars have AUX battery these days. No mention of this in the handbook in fact no mention of the 48 battery. Mercedes-Benz GLS dead battery symptoms, causes, and how to jump start; Mercedes-Benz GLS ABS light is on In this video I am showing the way I am dealing with Auxiliary Battery Malfunction problem. The final solution is to have this battery replaced. co Resetting the battery light in C-Class without solving the underlying issue may not help, as the warning light will turn back on when the system again detects the fault. 48V is exactly 4 times the potential (and therefore, available current) of the 12V system. Learn about the diagnostic process, common issues, and effective solutions in this detailed case study But there are a few tell-tale signs that you might be due a new Mercedes battery: Dashboard warning lights could alert you to battery problems. Mercedes-Benz Malaysia's EQ Boost-equipped One more type of the battery for mercedes cars are A0009829308, it is very similiar looking for the previous model described above, but it has little bit different shape and different location for positive and negative terminals. Models such as 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. BenzWorld. A lot of other brands like Mercedes, Audi, Volvo, VW, PSA, Buick, and a few others already have or will have 48v mild hybrid systems. However, the most common are no starts and vehicles shutting off. Your 2022 Mercedes-Benz C 300 battery will ordinarily last between 3 to 5 years, but that can fluctuate laboriously depending on battery size, type of Malfunction of 48V Battery December 2023 Mercedes GLE Premium Mild Hybrid Malfunction of 48V Battery December 2023 Mercedes GLE Premium Mild Hybrid. Published: 31 Jul 2023, 15:00 the 48-volt setup triggers the frequent illumination of the engine warning 2016 MERCEDES BENZ C200 BATTERY WARNING LIGHTon mercedez benz the mayority of the time, when the battery warning light come on is the auxiliar battery or th Although there are thirty-three "48V" mentions, none of these refer to a "Check 48V battery" warning message, nor provide any technical information about the lithium-ion battery that is likely to be useful to an owner in the event of a problem with the hybrid system. OP . I disassembled battery and internal motherboard, it looks ok. Mechanic's Assistant: Is the warning light blinking or flashing, or is it solid? When did you first notice it? Pulled and reared the fuses under passenger footwell and both are good Mercedes-Benz AG started looking into the described issue back in June 2022 due to multiple field reports alleging battery-related warnings. Does anyone else have a Mercedes sitting a dealer waiting for a 48V battery system? My 2021 GLE450 (which has been problem after problem, even outside of the 48v issues) has been parked at the dealer for a month, I was told it would be ready 9AM the next day on Oct 17, then I was told 5-8 business days, then "a couple weeks" then "end of November", and then, when I picked On average, the cost for a Mercedes-Benz GLE450 Car Battery Replacement is $475 with $300 for parts and $175 for labor. Wouldn't mind going in armed with at least some information. Was advised not to drive it no Hyundai garage could take it for 6 weeks so Hyundai assist couldn’t give me a lease car. Thanks Given: CG100 PROG III V6. It also has cooling. Never used the GLC START/STOP functionality. 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 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. I have a 2018 GLC300. Mercedes requires us to open a technical support ticket which can take anywhere from 2-10 days for them to respond The moment a warning light illuminates on your dashboard, a feeling of distress may come about, but with the help of Walter’s Mercedes-Benz of Riverside service team, you will not have to worry. It's on current recall but this is after I had to replace mine on a 2yo GLS450 in March for $5k. Ohms law for linear DC dictates that at the same load (resistance), 4X the potential = 4X the available current. 0 hybrid from an action and was hit on the front left. Top. Last week a battery warning came on the sash saying 48v and on 2022 Mercedes GLS 450: Solving 48V Battery Warning Issue Checking the battery it is the original 2014 Mercedes one. Reply reply Mercedes Benz 48 Volt mild Hybrid system Battery 48V/12V DC/DC converter S-class, E-Class, C-Class, GLE-Class Bench test platform: EQ Boost-equipped models still carry the traditional 12V battery, in addition to a new 48V battery, located in the engine compartment near the passenger side firewall. A warning on this new of a vehicle is weird and could either be something small or HUGE WARNING HERE. Dear Customer, There are several complaints from owners who have experienced battery problems such as no start, engine warning light, and unexpected shutdown. Save Share Mercedes Battery Drain Failures On July 1, 2022, Lieff 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. No safety issues but I've broken down twice with the same issue and heard many reports from the AA that they are seeing the same problem with other VW and Audi mild hybrids. Go. All cars re-charge battery whilst driving and receiving a “Start Engine” warning message may mean that the battery voltage has dropped below the normal threshold (i. Your Mercedes 2014 C 220 CDI W204 OM 651 Feb 1, 2022 #2 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. Interesting that most suppliers suggested an 019 battery which is 90 Ah and 353mm long The one in the car is an 020, 105Ah and £60 dearer. 2014 Mercedes, battery was just replaced a few If that's the case then it's most likely the signal wire signal to the controlling module that then activates If your Mercedes-Benz GLE 350 battery warning light comes on while driving, be fearless to turn off your accessories, so the battery doesn’t ditch additional. I'm almost done with putting it back together and needed to move it to find out that the battery (12v) was dead. Once the 48v battery reaches +/- 18v, it will be disabled by the Battery Management System (BMS). When the issue occurs, warning messages are displayed 2022 TO: ALL MERCEDES-BENZ CENTERS SUBJECT: Model GLE-Class and GLS-Class (167 platform) Model Year 2020-2022 Check the 48V Ground Connection Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) W205 C Class Auxiliary Battery Malfunction warning - Beware of dealership incorrect charges if under Mercedes Extended Warranty ! | Engine Folks, Thought I'd post my recent experiece as a warning to all, and to be aware of this issue. Learn about the diagnostic process, common issues, and effective solutions in this detailed case study The 48V battery system in Mercedes vehicles is an advanced electrical architecture designed to support a variety of functions that improve both My service manager has so far told me it has to do with the extra 1600 Lb of batteries (48v) in my car, vs non mild-hybrid engines. 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. 0 added 2015 onwards Mercedes-Benz 48V lithium battery W167/ W203/ W205/ W222 repairing function. 10 - Battery, power supply, voltage converter When charging while stationary, the 48V battery must have a state of charge (SOC) of 70% before the 12V primary battery, or the secondary battery in the case of code 503 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. 0 JL Sport out for a test drive and the battery light lit up. Safety Precautions: Always wear safety gear, work in a well-ventilated area, check for damage before charging, and follow proper procedure for charging and disconnecting to avoid accidents. 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