Mercedes 48v issues forum 2020. Mercedes-Benz Vans/Trucks/SUV .

Mercedes 48v issues forum 2020 Got the car in March 2019, problems started in October 2019. I was told it would go off but it didn’t. It's just a bad deal paying much more for something "lesser". 205. in actual value there terminal 40 point is bellow from actual value. Dec 24, 2020 · Location NY, USA 2015 Mercedes GLA 250 4MATIC 39. In February 2020 a headlight blew. I delayed it since I wasn't ready since it might cause problems. should be about 35-55V, but car batt only show about 3,9V when I have real data again from car, I will post again. com/scanner/Get Factory Service Repair Manuals & Specs https://www. 213. My 2020 e53 had a 48v batt issue. Update DC/DC converter N83/1 if later software is available. ” “The 2020 Mercedes CLS has a known defect in their 48V system that turns the engine off in locations with high heat zones. Aug 30, 2019 · Coupure moteur thermique sur C200 hybride 48V / Classe C W205 / Forum-mercedes. 0L 4-cylinder turbo and 3. Gave up. Each time engine light comes on, Benz dealer cites different issues. As anyone heard of this kind of problem ? I find it hard to accept. " Aug 21, 2019 · A forum community dedicated to Mercedes Benz GLC owners and enthusiasts. We haven't seen them come back after replacing the DC/DC converter or 48V battery. This is to notify you of the Emission Recall Campaign LAUNCH notification to update the 48V Integrated Starter Generator (ISG) control unit software in 62,629 Model Year (“MY”) 2019 – 2022 E, CLS, GLE, GLS, S & AMG GT-Class (213, 238, 257, 167, 223, 290 platforms). Feb 14, 2023 · I have an option to purchase a 2020 GLE 450 fully pimped out with lots of options including massage seats, drive assistance package, active body control and so on. First time in 40 years ,have had a bad one,so best of luck in your next purchase👍😇 Pre-facelift E450 was the only variant that didn't get 48V mild hybrid in 2019/2020. Come join the discussion about performance, reviews, troubleshooting, maintenance, modifications, classifieds, and more! Show Less Jul 2, 2022 · The 12-volt battery drains while parked, and the plaintiffs claim Mercedes has tried to repair the problems by issuing these technical service bulletins. P. Then it sat in my garage for about three weeks (I was out of town). Fault code: B18339A. So I drove it. 2024 — Mercedes-Benz transmission problems have caused a recall of 105,000 GLE 450 2019+ BMW 3 AND 4-SERIES FORUMS (G2x Generation) General G20 Sedan / G22 Coupe / G26 Gran Coupe Discussions 2020 BMW M340i vs 2020 Mercedes-AMG C43 Jul 26, 2023 · Battery Issues. Fall 2020, as soon as it's colder, the problem starts again. The most recent of which is receiving the 48V Battery Malfunction message and my Check Engine light went on. The newer models, especially those with the mild hybrid system, are expected to be more reliable due to continuous improvements and refinements in Feb 25, 2024 · The recalled 2020-2023 GLE 450 and GLS 450 vehicles need updates to the transmission control unit software. Short runs in the car (lockdown rules) fixed the problem for a day at most before they all returned I bought a CTEK MXS-5 and connected it up. But I guess you have to pay to play, you can get a BMW with the same iDrive from 15 years ago just reskinned or an Audi with whatever they use or MBUX which is easily the best Mar 20, 2023 · (03-20-2023, 01:38 PM) Eng. Replace only 48V battery (regardless of other faults) ii. Inspect Physical layers (grounds, DC/DC to 48v battery connector, etc) 3. Sep 13, 2022 · And now, the car does not switch the 48V system back on, even when I disconnect the turbo line. problem detect on N80 (if not wrong) in G1/3. Came back from Europe, COVID started. Lastly, your 48v Mild hybrid battery is disabled because of the deployment of the airbags AND drainage of current. and in that case the ride is VERY subtle combined with the May 7, 2024 · I've had the same commute for over 30 years, and owned Chevy, Ford, BWM, and have never experienced this issue. Jan 31, 2022 · 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. CarComplaints. Only problem is the car is outside and I can't shut the bonnet properly with the charger clips on the terminals. I have noticed the “clunk” when the car is down shifting when slowing to a stop. 48V battery malfunction 2. Another code popped up for an airbag I have a GLE 580 and love it. 47-P-069817 Mar 2, 2019 · Other than the occasional disagreement with Miss Hey Mercedes, I have had no software issues to speak of. I've never heard of that. I googled "2008 GL450 ABS sensor issue", and learned that they had a problem with the wiring harnesses for those in particular (kinda like the MBZ engine wiring harnesses issue 1993-1996) The people at the factory making these harnesses for the ABS sensors assembled the wire ties so tightly that Dec 2, 2022 · Have brand new 2023 S500 Executive Series. “The 2020 Mercedes CLS has a known defect in their 48V system that turns the engine off in locations with high heat zones. I will leave it on till later and then decide whether to chance leaving it with the bonnet open overnight. Aug 7, 2024 · Today, more than ever, there are ongoing software updates to fix issues, and these updates are done after the OEM has oftentimes worked with multiple suppliers because coding changes can affect multiple controllers in the car. 2022100005. waterhook3; Oct 3, 2023; X167 GLS Class 2020-300 posts Mercedes EQ Forum 7K members. Come join the discussion about performance, features, modifications, classifieds, troubleshooting, maintenance, and more for the 250 4MATIC and AMG 45 4MATIC GLA! Nov 15, 2019 · Hello forum, Our 2016 cargo van is coming off of a lease, we were only paying $426/month for a 3 year lease 12K miles a year on a 33K MSRP car with 0 zero down (tax title all included), I contacted a few dealers and for the same exact car it's now $600-$680 a month which is just insane, that's almost a 40% increase. Appears MB has zero idea how to deal with it. If you know the car is going to sit for ”extended periods of non-operation” (Mercedes manual) you should turn on the “standby mode” found in the multimedia system under settings>vehicle>open/close. Jan 24, 2021 · However, the MB Escondido service advisor Mark Ciesla adamantly denied any existing electrical or battery issues with recent model Mercedes automobiles. 48v battery is main power source for starting/stopping your engine at stop lights, etc. If you program the car to stay in eco-pro mode, the engine will “sail” and shut off even when the car is moving while you’re not accelerating. 5 MHEV 2021 "Check 48V system" Apr 3, 2020 · Thanks, Trying a charge using a CTEC set to AGM and restore. The shop says it needs a rear ABS speed sensor, and also the wiring harness to that is bad. Aws Wrote: what are the faults in Xentry? Hi, thanks for reply me, too much sorry I lost all picture I take when diagnose with xentry. The MB warranty literally just extends the factory coverage and mine was very cheap to add. org Forums Mar 26, 2023 · 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 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. Upon receiving the car back, I noticed that the charging problem had been resolved. org forum is Oct 17, 2020 · Hi, I had the same problem with 2016 GLE 450 AMG, (bought new from the dealer) The first week I received it the car would completely shutdown I would have to open the door in order to restart it, for 4 years I had nothing but problem after problem, mostly electrical. 2022040017, June 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”) 2020-2022 GLE-Class and GLS-Class (167 Nov 23, 2022 · Another user on the forum had a complaint about a pulley making a lot of noise, and was effectively told to suck it by Mercedes after they couldn't fix the problem 2021 GLA 250 pulley noise AC sounds like it's not really a car issue, depending on the kind of environment you live in the filter can get dirty quickly. Make sure it’s the Mercedes warranty not some third party one. A Mercedes-Benz service manager allegedly told the owner that several other 2023 Jul 31, 2023 · New Mercedes X-Class Pickup Reimagined With 2024 Ram Rampage Underpinnings 2024 Mercedes-Benz Mid-Size Van Portfolio Updated, They're All a Lot Fancier Now Tesla and Electrify America To Get a Mercedes drivetrain reliability and build quality is much higher than previous years, but as usual electronic issues are the biggest problem with the German cars. All 48V batteries of Mercedes Benz provide DTS MONACO technical solutions: 2. Bumper Backup Light Problems Mar 7, 2022 · Here is the tutorial on repairing the Mercedes Benz 48 volt mild hybrid battery using CG100 Prog III or CG100X programmer. My E450 is only four months old with 3100 miles. Apr 19, 2022 · Campaign No. It deserves its own forum. 206. a. Feb 19, 2024 · Several thousand Mercedes-Benz E-Class, CLS, and AMG GT 4-Door models in the United States need to be fixed due to a fire risk resulting from a poor 48-volt ground connection. Orange dots appeared on my white paint all over. com Le forum 100% non officiel et indépendant des passionnés Mercedes-Benz Jan 5, 2021 · 4 months and 3,000 miles into my 2021 GLE53 AMG. The display built up to Stage 3 then appeared to stall. A forum community dedicated to BMW owners and enthusiasts. Jan 1, 2021 · BenzWorld. Jul 21, 2023 · 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 Aug 7, 2021 · (08-08-2021, 12:35 AM) A2ua Wrote: charge with terminals under bonnet as usual with 12V charger. Dec 5, 2022 · The 2020+ GLE is only 10% more fuel efficient than the equivalent prior model due to the 48V mild hybrid setup yet they cost a good $20K more for no reason. To find the forum section = chassis for your car, please click FIND YOUR FORUM SECTION The 48V systems are unique, since they're a mild hybrid they are sensitive because you don't want 48V touching 12V systems. The battery problem complaint is filed on the NHTSA website under 2 categories, Electrical System and Engine. Jun 9, 2020 · After 2 months I started having problems. 253. second message: Stop the vehicle coolant is not working vehicle is Jul 31, 2023 · I’m a big fan of IL6 engines so I’d really like the E53 the only thing holding me back is the added complexity of the starter generator 48V hybrid system, if it proves reliable (introduced in 2019) I’ll probably bite the bullet and buy one next year unless a really well looked after E43 turns up (only made 2017-18) Mar 31, 2022 · 2020 GLE 450 Starting Issues. I was told by the Mercedes service department this has been occurring in Arizona, New Mexico, Florida, Nevada, and Saudi Arabia. It’s nicknamed the 160-lemon… I had a really tough time getting my MB wheels smoothly balanced over a 3 year period - which was unexpected. ) The very big issue is the engines head bolt issue. May 19, 2024 · GLC Class (X254) - Bad user experiences with issues with my 1st MBUX updates - Yesterday, Mercedes 2024 GLC 300 4matic SUV's MBUX said an update available was available. Reliability and Common Issues: Early BMW hybrids, like many first-generation technologies, had their fair share of teething problems. However, the car shows no history of the Check Engine light going on at all. Jan 21, 2020 · GLB Class (X247) - Produced 2020 to Present LOG IN; REGISTER MBWorld. All other models got 48V in 2019 (still pre-facelift). Jan 17, 2023 · - Rodney Birmingham, Alabama (USA) - Current: 2011 SL550, Former: 2011 C300, 2010 ML350, CLK550 Cabriolet, 2002 C240, 2001 ML320, 1984 300TD Checkout the MBZ glossary: Diagnostic Tool Terms and General Glossary May 21, 2017 · Hi everyone. Less than 3 months and a few thousand miles later I had the exact same problem. If my 2018 GLE550 broke down today I wouldn't consider buying a 2020+ GLE whatsoever. 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. ? The 2020 Mercedes-Benz GLS450 has 8 NHTSA complaints for the electrical system at 1,638 miles average. Mercedes went over to the “try not buy” that the rest of the world has gone to in 2020. 2. I went on vacation the next day and when I Dec 30, 2019 · Update. Not sure of the warranty component or the life of the 48V battery though. The industries are doing everything they can to promote a subscription mindset even with hardware - think of how you were able to have an iphone 5 for years and years and now a year or 2 after the newest phone you feel outdated mercedes is doing the same. restarted 48v system and performed replacement test plan" Jun 24, 2019 · I'll find some pics and load them. Therefore, introducing outside coding could cause issues in the long-term. However, my dealer did let slip that I’m not the only one. if 48V battery not found in quick test, OR if fault B183301 in DC/DC, OR if fault B183349 in 48V i. Hear it is…$4,000. com I'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system. Jun 3, 2023 · Maybe it is connected to online services, alarm system, 360 degree feature or whatever. In 2020, with the facelift, MB switched the 450 to the M256 and introduced 48V with that too. This means with 48V supply, the wires, components, capacitors and other parts can be made much smaller, consume less current and run more efficiently in general. Dec 5, 2021 · A new battery was shipped from Mercedes. Oct 19, 2023 · 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 nonoperational time of greater than 42 days or with a battery charge of less than 45%, the following battery fault message might display in the Aug 1, 2023 · The petitioner’s vehicle had just ~2,400 miles (~3,800 km) on the odometer when the issues first appeared. The GLE 350 engine - key facts and specs. Wouldn't mind going in armed with at least some information. Mercedes-Benz Vans/Trucks/SUV Dec 7, 2020 · 1. Price ：432USD If necessary, PM Mar 9, 2021 · However the car always started and ran well. Been severely disappointed with Mercedes USA Corporate, Park Place Mercedes in Dallas & Autobohn Mercedes in Grapevine. I’m glad it’s leased, not purchased. (Dec 2019) Problem stared again in late Feb 2020. "b200096: faulty control module active/static storrd in starter/generator control module and u046900: invalid data received from grnerator control module static in ecm. I’d say go gas personally. I have a 2020 GLE 450 4MATIC I purchased back in August 2023. After waiting days for the dealer service advisor to give me the disposition of the car, MB Escondido finally admitted they were seeking permission from MB corporate to replace the $4000 48 Remedy 2: Battery Not found in Quick Test, OR Fault B183301 in DC/DC, and/or B183349 in 48V battery. removed and replaced starter generator. The top destination for Mercedes and AMG discussion, news, and rumors Aug 23, 2023 · The most common problems:Camtronic problems, carbon buildup on intake valves, additional emission filter potential issues at high mileage. The only 48v wires in the car go from the SAG to the 48v battery and then to the DC-DC converter located on top of the 12v battery, all in the rear luggage compartment. When dealing with 48V battery failure of Mercedes Benz 223 and 206, it is necessary to cooperate with the programming and diagnostic certificate. Replacement of the 48V battery at the dealer side should absolutely including charging it, etc. GLE 350 SUVs (2023-2024) GLE 450 SUVs (2020-2024) GLS 580 and GLE 580 SUVs (2020-2023) GLS 450 SUVs (2019-2023) Sep 14, 2023 · Put 3000 miles on it with no problems whatsoever. . Your forum, the W167. Bought used so I don’t know the history of my 49k gla. According to Car Edge, a Mercedes-Benz GLS will depreciate 62% after 5 years and have a 5 year resale value of $44,047. 3 minor issues: 1) driver side headliner microphone stopped working, resulting in having to shout into the passenger side headliner microphone in order to be heard on a phone call, or using "hey mercedes", 2) audio volume adjuster does not gradually raise/lower volume, instead it jumps several levels with each turn of the adjuster, 3) the Oct 18, 2022 · Dealer just diagnosed the problem from examining fault codes. This is worrisome for the future. could have been some Dec 10, 2022 · 1. 1st visit: there is nothing wrong (Nov 2019) 2nd visit: we'll replace the faulty battery. suspect faulty starter generstor. Home. Day 2… Engine light, electronics issues. Cacastle; Dec 6, 2024 48V Battery Help! matt2622; Aug 20, 2024 Mercedes EQ Forum 7K members. Mar 19, 2024 · 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. Oct 7, 2020 · A forum community dedicated to Mercedes-Benz GLA owners and enthusiasts. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. Has anyone heard of a 2020 SQ5 that has 2 batteries? One 48v and the other a 12v. Mar 30, 2024 · Follow troubleshooting steps to diagnose battery drain problems and address common electrical issues. is a New York resident who purchased a 2021 Mercedes-Benz GLE 450 W4 in October 2020 in New Jersey. The car is a 2020 vehicleas per KevinGary, let the dealership deal with it. TSB LI54. Nov 23, 2023 · GLE 53 AMG Electrical Issues. Once I parked safely the car wouldn't start anymore and even the AA couldn't sort out the problem hence car had to be recovered after a 6 hr wait. 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. The North American versions out so far are the GLE 350, GLE 450 & GLE 53. does not strike me as a big problem considering how many cars have this system. Typically happening from 3rd to 2nd but most notable from 2nd to 1st. Recognize the role of the 48V battery in Mercedes-Benz vehicles and how a faulty 48V battery can contribute to battery drain. org Forums; Mercedes-Benz SUVs, Trucks, Vans, Diesels, Other GLB ISSUES. B183304。 4. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Oct 28, 2022 · It's perhaps worth adding that - since 2020 - Kia "Ceed" models have had much the same 'mild-hybrid' 48V system (albeit with different motors) as current Hyundai i20 MHEV cars. E63 was the only model to never have 48V in all W213 model years. Nov 19, 2019 · There are W163, W164 & W166 forums which are all similar beasts. 15-P-070802 TSB LI42. saying (what Jun 22, 2021 · The 69-page first amended complaint, removed to New Jersey District Court on June 18, claims Mercedes-Benz knew of the 450 GLE electrical problems as early as January 2020 yet failed to disclose the defect, and drivers have in turn seen the value of their vehicles diminish after repeated unsuccessful repair attempts, the suit says. This means the Oct 15, 2023 · 2020 Mercedes Benz GLE Problems and Top Complaints – Is Your Car A Lemon? Vehicle speed control and structure issues among the top complaints received by the NHTSA from vehicle owners Updated on October 15th, 2023 Author: Brian Jones May 21, 2024 · Here’s What’s Included in the Mercedes 48V Cable Recall. Oct 12, 2024 · I chose the M265 in the GLS (and would do the same probably in a W223) only because the engine uses the 48V electrical system to operate an electric supercharges which spins up to 10s of thousands of rpm to reduce turbo (almost no lag at all); very smooth and very reliable . Oct 29, 2022 · Managed to get home without any further issues. This is Mercedes' new "hybrid" design, supposed to be more fuel efficient. CPO cost is 55K and the vehicle was well kept. While boasting hybrid drivetrains and complete plug-in hybrid models and being packed with electronics and features, the Mercedes GLC Problems are seemingly high. 167。 3. I do repair those batteries for customers by just opening up, digging into the circuit boards, and refreshing some EEPROM files. Where's the car now - at the dealer? Also, you say you called out the AA - is the car not covered by Mercedes Benz Mobilo roadside assistance? Sep 23, 2019 · According to Mercedes this is normal, no problem found. Dec 6, 2023 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Feb 2, 2014 · E63 AMG Things I would look for with this car. Model: 223. And don't forget - they are poorly optioned. I took it in for stalling after start up, right when I go to accelerate, and then I get a low voltage warning. Sep 20, 2022 · Hi All, I have a new to me 2020 GLC300 mild hybrid. Apr 1, 2024 · 2020-2024 Mercedes-Benz GLE 450; Mercedes believes the 48V ground connections under the passenger seats may have come loose during the assembly process. Bought a new 2024 CLE300 Convertible on Nov 2, 2024 and drove it 7 days when the 48 Volt system experienced issues. The defect causes vehicles to shutoff, overheat, go into limp home mode, or lose acceleration at highway speeds. An additional patch was also sent from Mercedes to fix the problem, there was no need to swap for a newer battery. Went in for service March 13,2020. Upon getting the thermostat off ( I see why the dealer wanted $2800), I noticed a metal screen (very fine screen) dropped off the engine side of the thermostat opening. The V167 is the latest iteration with a new powertrain (I-6 & 48V mild hybrid), E-Active Body Control and other major differences. The vehicle only generates 48V power (via the generator/starter) which is used to power the Lithium-Ion battery mounted under the hood near the firewall on the passenger side. Disconnect 12V battery more than 10 minutes for hard reset 48V system 01-28-2020 6:45 PM RUTHERE Dec 5, 2023 · Re: Mercedes Benz 48V MHEV BSG - Help needed Post by threeReefs » Tue May 14, 2024 9:33 pm As a quick update on this, I have come to the conclusion that trying to make this work the "proper" way - creating a boost function or using the inbuilt one - will be too complex and probably not work. I read online that some users were facing issues with the Merc mild hybrid way back in 2021 upto 2023. After a week, I had to call but glad VM from dealer indicates waiting on MB /HQ to “approve this Warranty” issue w/48V battery issues. Car had been switched off for approx 9 hrs before starting when the message came up. The 48V on-board electrical system is de-energized if the 12V battery is disconnected for longer than 10 s. Mar 17, 2024 · 2020 Mercedes-Benz CLS Battery Problems. 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”) 2020-2022 GLE-Class and GLS-Class (167 platform) vehicles, the 48V ground Buy YOUCANIC Pro Scanner https://www. The service person at my local Audi dealer says that I have two batteries in my 2020 SQ5. 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 Aug 29, 2024 · Explore the comprehensive guide to the Mercedes-Benz M256 engine, covering reliability, common problems, oil capacity, model applications, and a comparison with the M276 engine. I took it to an Indy who said fuel injector was to blame and they replaced it for $1700. 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. K. g. 0L inline “beltless” turbocharged 6-cylinder now found in multiple carlines, is known in terms of electrification as P1 topology. This could potentially mask other issues. Error code in G1/3 (48V battery) is 2010 Mercedes W212 E Class E350 CDI Sport, 2006 Mercedes W169 A Class A170. Aug 29, 2023 · Changing a 2020 GLA250 thermostat because of overheating. Is the standard Dec 8, 2023 · I have a 2021 GLC300 with 48v mild hybrid system and I do read the forums regularly but cannot recall too many posts about problems with this system but as has been said it is relatively new. " Per Mercedes-Benz vehicle-specific repair information, Notes On Battery: "A 48V connector may only be unplugged in de-energized state. I have about 4500km on it so far and have many of the same issues you have raised. We’ve taken a look on Car Gurus to gauge the resale value of a Mercedes-Benz GLS, below are typical asking prices for each model year. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Jun 10, 2021 · BenzWorld. I was hoping it would fix the lack of You forgot your phone. Dec 3, 2019 · BenzWorld. Mercedes-Benz Vans Jan 24, 2021 · However, the MB Escondido service advisor Mark Ciesla adamantly denied any existing electrical or battery issues with recent model Mercedes automobiles. parts ordered. Neilgw on Feb 13 Basically, they found no issues, but applied a software update on the 48V subsystem. , car shut off while driving, loose fittings, electrical malfunctions causing the car to issue multiple superfluous warnings). Forums. It seems to be the now-common problem of the faulty 48 volt battery needing replacement. The 350 version of the Mercedes-Benz GLE will cost you about $60,000 and it's considered to be pretty affordable when it comes to Mercedes SUVs. Update 48V ISG Control Unit Software. Jul 24, 2018 · I have a 2019 GCL 300. The belt starter/generator (“BSG”) output 48v, nominally. A low battery can cause all kinds of problems. The recall, 24V-207, encompasses a range of sport utility vehicles manufactured between June 20, 2017, and January 5, 2023, spanning model years 2020 through 2024. 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. However, I was doubtful about this recommendation since the car can still be started without any difficulty. Mar 21, 2024 · Mercedes-Benz Recalls SUVs for Electrical Problem That Could Lead to Fire. I have had a number of computer related issues. Come join the Feb 14, 2023 · The Mercedes GLC is the successor of the GLK and competes in the compact luxury crossover segment, and is also seen as a mid-size SUV. B183371. A battery charger may allow a float charge which will temporarily let the Stop/Start system become available again but will decay very quickly to a level that the engine management system decides the function cannot be made available. Nov 6, 2023 · My c200 displayed a red 48v notice and advised that the car be stopped and I refer to the manual. It has a 900-WH 48V lithium battery. GLE 63 next year. 5L EQ engine. Implement effective strategies to prevent battery drain, such as regular maintenance of the electrical system. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Dec 16, 2024 · The 48V system, which I initially disliked but now appreciate, seems to stabilize and reduce engine stress. I’ve read about this battery issue in several forums. Jun 28, 2021 · The plaintiff says he purchased a 2021 Mercedes-Benz GLE 450 in October 2020 for the purchase price of $76,918. The battery is getting old and will not hold the same voltage as when new. My local Mercedes service manager tells me the Mercedes "fix" is to take a "sunday drive", or use a trickle charger. Took almost a month to get the part. This happens after 24 hours and a long drive. Once the 48v battery reaches +/- 18v, it will be disabled by the Battery Management System (BMS). de energized 48v system. 36, The plaintiff says his Mercedes vehicle has went through three repair attempts Feb 9, 2024 · I have a 2023 “Facelift” version of the GLA250 with the 48v Mild Hybrid which was delivered in Oct-2023. 2023–2024 Mercedes-Benz GLE350, 2020–2024 GLE450, 2020–2023 GLE580, 2019–2023 GLS450, 2020–2023 GLS580, and May 13, 2020 · Your car is the same age as mine. Apr 14, 2022 · 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. Upon leaving the dealership (Mar 19) my check engine light came on. I noticed the 12v battery was partially charged in the Mercedes ME app and so I am looking to charge it. C. Hell of a bit update to take 1 hour 36 minutes to load!! Windows 10 took less than that!! Aug 20, 2024 · Once the 48v battery reaches +/- 18v, it will be disabled by the Battery Management System (BMS). However, over the years, BMW has worked to address these issues. Car still under Mercedes 3 year warranty. Apr 10, 2021 · Problem with battery 48v in GLS450 2020. I looked under the vent towards the top right of the engine bay (under the filter) and it seems to be the 48v battery. May 16, 2024 · A couple weeks ago, my 2020 GLE 350 with 91,000 miles on it started to have its first problems. There are separate 12V and 48V systems in the mild hybrid version of the 6-cylinder 4. These cars should be recalled, but Mercedes seems to be taking a workaround. the diagnostic code was sent over to Mercedes for analysis, we got feedback that a software update was required. S. It's on current recall but this is after I had to replace mine on a 2yo GLS450 in March for $5k. Jan 11, 2024 · Hello. The I6 now provides 380-lb/ft, 420 HP. Dec 24, 2021 · These complaints date as far back as 2004, and continue through 2020 model year MB vehicles. 000 Miles Hi guys last night after driving for like 15 mins all of the sudden the engine heat goes to the maximum and I get the message that coolant is too hot stop vehicle, as I stop on the side of the road I turn off the engine go check the hood the engine seems perfect not any smoke just the fan working at maximum. 2020 A35 AMG/ Previous cars: 2016 Honda Civic Type R FK2 Aug 11, 2021 · In my opinion, the 48V mild hybrid system is just a way how car company try to pass the very strict Europe emissions regulation I don't think it's really there to help with increasing fuel economy or sthYes it can save you some tiny little gas but it just NOT worth it to keep start/stop your enginewhich can shorten the life of your motor starter and other potential wear and tear (the Feb 13, 2023 · The dealer was unable to identify any issues with the car after it was sent to them, but they suggested replacing the battery due to wear and tear. com/manualsAsk Car Questions & Get . 1. The shift to 48V also facilitates multiple high-current chassis support systems, which typically depend heavily on charge pumps, capacitors, and transformers in the 12V platforms. Nov 28, 2024 · I did my research prior to the purchase and thought the 48v issues had been resolved a couple years ago. I selected the Car AGM option and waited. Author The 2020 Mercedes-Benz GLE450 has 5 NHTSA complaints for the engine at 3,300 miles average. 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. After waiting days for the dealer service advisor to give me the disposition of the car, MB Escondido finally admitted they were seeking permission from MB corporate to replace the $4000 48 2. Jan 31, 2024 · It is merely supplied by a 48V/12V DC/DC converter instead of by a 12V alternator. Mercedes-Benz allegedly knew about the problems as early as Both cars come with a 48V mild hybrid system, which has a 48V Li Ion Battery as an additional component. Feb 10, 2022 · 2020 540i MSport 2017 330i Sport Mercedes 48v system has the same problems . Confirm completed guided test(s) for every fault code--not just 48v 5. They had my car for 5 days, sanded our the pain and reattached it all then said it was fine. Mar 25, 2023 · March 23, 2023. Dec 7, 2024 · CLE Class Coupe (C236) & Cabrio (A236) - New 2024 CLE300 Convertible - Hi. 110 being sold throughout the U. An Arizona owner labels the CLS “dangerous. MOST of the forum users here were not even born or were wearing diapers, Mercedes W213 2020 Diagnose. Mines a hybrid and have no issues at all but I’d also strongly recommend getting the extended warranty through Mercedes as well. Nov 29, 2016 · The 48v system is the only way to charge the 12v battery. com: passionné(e)s de Mercedes-Benz, visitez le forum pour en découvrir davantage. Does anyone know of a anywhere to complain about persistent issues with a newly purchased mercedes benz? We've bought a GLE350 new in 2020 (model yr 2020) and its had electrical issues almost yearly (e. BenzWorld. I don't understand the parktronic thing you complained about, when going at around 5mph, the system assumes you're looking for parking spots and tries to find one for you that can fit your car😁. Have spoken to mercedes and all they can advise is to bring the vehicle in and want it all day. Mercedes S-Class W222 S450/S550, Mercedes CLS-Class C257 CLS450/CLS53, X290 AMG GT43/GT53, Mercedes GLE-Class V167 GLE450/GLE53, Mercedes E-Class W213 E53 Mercedes M256 Problems and Reliability The M256 engines are still new and do not have enough statistics on common problems and failures. youcanic. 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. M156 head bolt problems - Page 16 - MBWorld. Mar 23, 2022 · The W167 chassis (GLE / GLS) has been riddled with 48V electrical system issues and the infamous 9-speed transmission jerkiness. Confirm all 48v components can be actuated via Xentry guided tests 4. The engine began sputtering and would not shift out of first gear. My name is Joe. Hope this information helps for someone with similar failure Aug 20, 2024 · Your car will power some areas for easy access or emergency, but all related to the powertrain will be disabled. Oct 3, 2023 · The forum index is organized / grouped according to Mercedes chassis designation, usually one letter followed by 3 digits / numbers, and the section covers all engine / versions the chassis came with. Forum-mercedes. Charging lithium ion batteries is not nearly as simple as charging AGM/12V batteries. I travel 80 miles to work every day on an express lane with speed limit 75 and only 1 lane with walls on either side, no shoulder. 0 gasoline engine. The web suggested the alarm problem was due to the battery. A second defect has been alleged relating to Mercedes-Benz vehicles with 48V/12V battery hybrid systems. Sep 17, 2022 · All of this to state, OP runs into serious problems with directly charging a 48V battery. Sep 23, 2022 · Related: 13 Most Common Mercedes GL450 Problems (Explained) Mercedes-Benz GLS Used Value. Learn about the advantages of the straight-6 design and why the M256 stands out in modern automotive engineering Mar 22, 2023 · Plaintiff Joseph Scattaglia Jr. com : Car complaints, car problems and defect information Latest News 48V technology add in not only combustion engine boost efficiency but in parts longevity? The Mercedes EQ Boost system, set up for the 2. A few days ago I received an automatically generated email from Mercedes Me Connect telling me my battery charge status was “critical” and to drive the car for 30 to 60 minutes or connect a battery charger. See full list on mycarvoice. Nov 6, 2023 · Looks like there's a problem with the drive battery - is the car under warranty? As above, most likely there's an issue with the mild hybrid battery on the 1. Kia problems have been reported attributed to the 12V battery (example here) Kia Ceed 1. The BMS cannot be reset or reprogrammed with conventional scan tools. odet gyvf rjzonu czczqb pwv mumw obyra rfiodvc mhxrlkrj iojd