48v battery mercedes warning light. I find it hard to accept.

48v battery mercedes warning light Dashboard Warning Light: The battery warning Jun 26, 2022 · How to reset the battery light Fix the issue. Customer: I have a 2022 Mercedes GLS 450 it has 17000 miles on it. If yours is approaching this age, consider a 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. Jan 10, 2024 · Here are the most common reasons why your battery triggers warning lights and messages in your vehicle: there are issues with control modules that control the batteries and charging. 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 Sep 1, 2022 · This kind of lithium battery is mainly used in Mercedes-Benz models after 2015, such as 48V light-hybrid models with chassis such as W167, W205, W213, and W222. Apr 28, 2023 · What Are the Warning Signs of 48V Battery Problems? Owners report that early warning signs of battery problems include warning lights or an error code on the dashboard. A well-maintained battery ensures reliable vehicle performance and longevity. Your Mercedes is a highly electronically saturated car and it has dozens of control modules. Interestingly, the original battery was an Exide 70 AHr / 700 CCA. Jan 24, 2021 · 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. Last year got the noted critical battery warning light. Switching the car off and restarting seems to have cleared it. 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). Definitely a good idea to take the car in. if 48V battery not found in quick test, OR if fault B183301 in DC/DC, OR if fault B183349 in 48V i. This can happen especially in cold weather. A new battery was shipped from Mercedes. The generic Master Warning Light (orange triangle + exclamation mark) is referred to here MB is having massive issues with the 48V lithium batteries for their mild-hybrid systems. Never used the GLC START/STOP functionality. These cars should be recalled, but Mercedes seems to be taking a workaround. Joseph’s College, ME: MS, Rensselaer Polytechnic Institute, NY Feb 19, 2024 · 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 Apr 28, 2023 · What Are the Warning Signs of 48V Battery Problems? Owners report that early warning signs of battery problems include warning lights or an error code on the dashboard. 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. Problem went away. Aug 7, 2021 · (08-08-2021, 12:35 AM) A2ua Wrote: charge with terminals under bonnet as usual with 12V charger. Had the 12v battery issue at less than 1000 miles. Slow Engine Crank: If your engine cranks slowly, it signals a weak battery. Common Signs of Battery Issues. Aug 20, 2024 · Once the 48v battery reaches +/- 18v, it will be disabled by the Battery Management System (BMS). Managed to get home without any further issues. Dear customer, It appears that your Mercedes C200 Sport Saloon has experienced a temporary malfunction in the 48-volt electrical system. Towed the car over to the local dealership. 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. BA, St. 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. I do repair those batteries for customers by just opening up, digging into the circuit boards, and refreshing some EEPROM files. Apr 28, 2023 · What Are the Warning Signs of 48V Battery Problems? Owners report that early warning signs of battery problems include warning lights or an error code on the dashboard. However this week, with just a one-year old battery, the warning light is back. Mar 28, 2010 · First check the battery voltage to confirm if it's the alternator. This could potentially mask other issues. a. Has a battery warning light illuminated on your Mercedes-Benz dashboard? Learn more about what it means and what to do from our Riverside service center. Aug 13, 2024 · The “48v battery see owners manual” warning in a Mercedes C200 W205 can be triggered by various factors, but a thorough diagnostic check and careful inspection of the 48V battery can lead to a successful resolution. Car was three years old and battery was indeed drained, so thought it must just be time for a new battery. I find it hard to accept. If it is usually just the voltage regulator needs to be replaced. Oct 17, 2023 · 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. Age of the Battery: Typical battery life is about 3 to 5 years. The defect causes vehicles to shutoff, overheat, go into limp home mode, or lose acceleration at highway speeds. Jun 3, 2023 · Just replaced the main battery on my July 2017 GLC250 4MATIC after getting the 'stop car, leave engine running' dash message. 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. Nov 6, 2023 · Joined Aug 7, 2005 Messages 23,816 Location Shropshire Car R129 SL500, W639 Vito 120, S205 C300 Jul 8, 2022 · Although the Owner's Manual for current i20 models omits any mention of the "Check 48V System" warning, I notice that it's in the Manual for a 2018 Hyundai Tucson as shown in the attachment below. Reply reply Dec 5, 2021 · The car (purchased on Aug 2021 ) failed to start with the stop vehicle battery icon on the dashboard. Both batteries are new Alternator is charging both batteries Warning pops up - Answered by a verified Mercedes Mechanic. I have a 2018 GLC300. The BMS cannot be reset or reprogrammed with conventional scan tools. Replace only 48V battery (regardless of other faults) ii. Update DC/DC converter N83/1 if later software is available. 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 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”. . Some owners have even cautioned extended use of the MB app citing potential cause of additional battery drain. This sounds like it could be related to a battery failure. Warning Light: If the battery warning light on your dashboard illuminates, address it immediately. Remedy 2: Battery Not found in Quick Test, OR Fault B183301 in DC/DC, and/or B183349 in 48V battery. The author has 25 years of automotive experience and has assembled the most extensive collection of symbols and warning lights anywhere (over 1,000!) and can help you open and start any keyless start car with a dead key fob battery. May 7, 2024 · Mercedes Battery Drain Failures On July 1, 2022, Lieff Cabraser and co-counsel filed a federal automotive defect lawsuit in Georgia district court against Mercedes-Benz USA LLC and Daimler AG alleging breach of warranty, violation of state and federal consumer fraud laws, fraudulent Oct 29, 2022 · 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. This system is crucial to a number of functions, including the mild-hybrid capabilities of the vehicle. Mar 17, 2024 · 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 anything – nearly lost our But based on comments on mbworld. After about 4 days in the shop the dealer replaced the battery. Believe the battery was original fit, so I got about 6 years before replacement. Very sad to pay $80,000 for a new car, and not be able to use the vehicle for an unknown period of time. Many people have had to have multiple battery replacements due to repeated failures. The light should disappear automatically after fixing the issue. Dec 24, 2021 · A second defect has been alleged relating to Mercedes-Benz vehicles with 48V/12V battery hybrid systems. Jul 24, 2018 · Wondering if anyone has an update to this or more information. Now 2 months later at 2700 miles I am dealing with all of the warning and message lights coming on at one start up (cleared itself after two restarts) and HUD disappearing while I drive. Can't really find much info on it in the manual. May 31, 2022 · 2003 sl55 battery warning light on dash. Oct 12, 2024 · Charging your Mercedes-Benz battery is essential for several reasons. i have charged up the main car battery and this is all good and Nov 10, 2024 · Electrical Issues: Flickering lights or malfunctioning electronics often signal battery problems. zximtfud tuefyk djdi chb ihqc uixfx ausyo quoua mhe kmtrvtl