Mercedes 48v battery problems symptoms They are located inside the high-voltage hybrid battery and can fail. I found a lawsuit about it from about a year ago in New Jersey but it seems that hasn't been resolved. Feb 19, 2023 · The icon on the dash is the 48V battery charge level, there is no readout visible for the 12V battery system charge level. Also, I see that a 12v charger might charge 48v through a converter, but no Dec 5, 2021 · The car (purchased on Aug 2021 ) failed to start with the stop vehicle battery icon on the dashboard. Jun 11, 2022 · The most common symptoms of dead battery in Mercedes-Benz C-Class are slow engine crank, no start, dim lights, flickering dashboard lights and clicking noises when trying to start the engine. We discuss the most common c 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 do repair those batteries for customers by just opening up, digging into the circuit boards, and refreshing some EEPROM files. This range does not include taxes and fees, and does not factor in your unique location. Mar 29, 2012 · With a new full battery I get the consumables message up after about an hour driving. a. Jul 31, 2023 · Approximately 8,000 units of the 2023 model year GLC 300 may be recalled in the United States market over a yet-unconfirmed problem with the mild-hybrid system MB is having massive issues with the 48V lithium batteries for their mild-hybrid systems. Update DC/DC converter N83/1 if later software is available. 5. if 48V battery not found in quick test, OR if fault B183301 in DC/DC, OR if fault B183349 in 48V i. CG100 PROG III V6. Aug 1, 2023 · NHTSA Launches Probe Into Mercedes GLC 300 Over Alleged 48V System Fault. Other possible problems with Mercedes-Benz hybrid vehicles are: Power Electronics Module. Interestingly, the original battery was an Exide 70 AHr / 700 CCA. Cause 3: Hardware short circuit in 48V system causes fault B183319 in 48V battery Cause 4: 48V battery detects abnormality and disconnects causing additional symptoms: Limp Home Mode, overhea- ting, A/C not blowing cold, or loss of acceleration This cause will always have fault code in G1/3: B183371 but will Not Jan 24, 2021 · Since then the car has been in the shop. Reply reply the battery and the control electronics, the ISG (Integrated Starter Generator) is the heart of the 48V system. Purpose of the 48V Battery: Mild-Hybrid System: The 48V battery is primarily used in Mercedes’ mild Sep 23, 2022 · Related: 13 Most Common Mercedes GL450 Problems (Explained) Mercedes-Benz GLS Used Value. 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 Oct 15, 2023 · Battery TSBs. 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. The TSB lists the possible causes along with remedies for each. Many people have had to have multiple battery replacements due to repeated failures. 4. The actuator is blocked problem has been solved, crash has been removed, thank you for all guys Thanks for pitpol for his support. Check the step-by-step guide to repair the battery. Labor costs are estimated between $99 and $125 while parts are typically priced around $342. Back to Porsche The average cost for a Mercedes-Benz GLS450 Battery Replacement is between $441 and $467. Learn about the advantages of the straight-6 design and why the M256 stands out in modern automotive engineering Cause 3/6: Red battery light or check engine light without fault B183371 Cause 4/6: Battery Not found in Quick Test. It has a relay that turns off the battery when the voltage drops. 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. This was completed at the cost of 1. 6 hours labour. 7 volts and a max of 4. A second defect has been alleged relating to Mercedes-Benz vehicles with 48V/12V battery hybrid systems. 1 volts per cell. It states that the Xentry battery Test doesn’t match the current state of the battery installed. Xentry MUST be connected with VCI cable to correctly complete this remedy. Mercedes 48 battery repeaer. Feb 23, 2022 · Faults are there : B183349 the battery for 48V onboard electrical system has malfunction. Mar 21, 2024 · 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. However, upon further research it seems that this model along with several others can have major problems with the 48V battery dying. Replace only 48V battery (regardless of other faults) ii. 5L EQ engine. Its now on the shop for that issue and unusual tire wear on the front two tires. The battery simply dies as I drive it. Mercedes service still stinks. Author: vysi Apr 14, 2022 · The first time I got the 48V battery malfunction light on and within 2 minutes the car would no longer accelerate. This is unfortunately quite common issue across entire Mercedes mo 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. Looking at a 2022 E53 AMG that seems like a very good deal. Note: this fault code may include additional 48V system consequential faults although B1873371 is the primary root cause. At first they quoted me £1,324 for replacement of the battery including labour and VAT. Common symptoms of Mercedes-Benz GLC battery drain. Make sure to match correct Cause with Remedy. 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. 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. Dec 24, 2021 · As the Mercedes-Benz battery drains can occur without warning, drivers may be unexpectedly stranded and placed in perilous situations. But based on comments on mbworld. Mar 22, 2023 · 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. 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 Aug 21, 2024 · 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. Cause 5/6: Fault B183301 in DC/DC or B183349 in 48V battery. What is strange is that I dont get any problem messages about alternator or battery as I continue to drive and use the car. Aug 30, 2022 · CG100 PROG III V6. Can't wait till the battery dies. The disconnected 48V battery then causes subsequent symptoms: Limp Home Mode, overheating, A/C not blowing cold, or loss of accelera-tion. The most common causes of dead battery in GLS are internal degradation of the battery due to old age, and bad alternator – but can also be caused by The average cost for a Mercedes-Benz CLS450 Battery Replacement is between $700 and $714. To successfully repair the Mercedes Benz 48V hybrid battery, you will need either CG100X or CG100 Prog 3 programmer. Some common symptoms include: Sep 20, 2022 · 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. Apr 1, 2024 · Mercedes opened an investigation in June 2022 after customers complained about battery-related warnings. . Mercedes monitored the field worldwide and found other incidents of the same problem. Oct 7, 2022 · But the class action lawsuit alleges recent models with 48-volt batteries also suffer from battery drain. Personalized configuration by OrBit. It’s now with Audi who say both the new 12v battery and the 48v battery are showing faults and need replacing. 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 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 Jun 3, 2023 · Just replaced the main battery on my July 2017 GLC250 4MATIC after getting the 'stop car, leave engine running' dash message. The plaintiff contends the 48V battery is supposed to help with fuel economy, but a Mercedes Benz Battery Charge Warning Light – This light indicates that the battery is not charging. This must have fooled the battery tester at AutoZone and didn't present the classic bad battery symptoms I'm used to. 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). 2022 S60 T8 Black Edition by Volvo. The actuator is blocked. 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. Apr 5, 2021 · Replacing the 48v battery will solve the problem. Jun 11, 2022 · The most common symptoms of dead battery in Mercedes-Benz GLS are slow engine crank, no start, dim lights, flickering dashboard lights and clicking noises when trying to start the engine. May 7, 2024 · My 2023 Mercedes-Benz glc 4matic pinnacle edition has given me battery low and needs charging notices and has failed to start twice. Cause 2/5: Limp home mode with additional symptoms: overheating, A/C blowing hot, and loss of acceleration with fault code: B1873371 The battery for 48V on-board electrical system has a malfunction. I see a lemon law coming. When a Mercedes-Benz GLC battery keeps dying, there are several signs that can indicate a problem. There is a recent technical service bulletin (TSB) posted to the 2021 Mercedes-Benz GLE-Class page that addresses the battery issue. Any hint about this new issue? Aug 13, 2024 · 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. Mercedes-Benz issued a technical service bulletin (TSB) for this problem, NHTSA ID Number: 10189404, on February 19, 2021. Never used the GLC START/STOP functionality. The vehicle’s dashboard was lit up with a series of alarming messages: SOS Inoperative, 48V Battery See Owner’s Manual, ESP Nov 25, 2024 · The battery shown above has 35 cells—a nominal voltage of 3. They also report having to repeatedly pay out-of-pocket for costly diagnostics, software updates, and battery replacements, none of which remedy the problem. A new battery was shipped from Mercedes. Aug 20, 2024 · Once the 48v battery reaches +/- 18v, it will be disabled by the Battery Management System (BMS). It suggests what dealerships can do to overcome the problem. 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. 48V is exactly 4 times the potential (and therefore, available current) of the 12V system. This amounts to a mild Mar 21, 2024 · 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 Mar 7, 2022 · Here is the tutorial on repairing the Mercedes Benz 48 volt mild hybrid battery using CG100 Prog III or CG100X programmer. This happens after 24 hours and a long drive. 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. Apr 28, 2023 · What are the Symptoms of Mercedes 48V Battery Problems? There are several different reported issues with the 48 volt battery system owners need to be aware of. " Feb 13, 2023 · Upon receiving the car back, I noticed that the charging problem had been resolved. 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. 0 added 2015 onwards Mercedes-Benz 48V lithium battery W167/ W203/ W205/ W222 repairing function. 0-liter inline-6-cylinder engine. Soon after that quote however they told me that the fault could be rectified without replacing the battery but by simply performing a software update on the existing one. Battery life? Jun 11, 2022 · The most common symptoms of dead battery in Mercedes-Benz GLE are slow engine crank, no start, dim lights, flickering dashboard lights and clicking noises when trying to start the engine. Dec 8, 2023 · The only evidence that it is MHEV is the effortless starting from the 48v starter motor. Mar 17, 2024 · The malfunction also leads to other problems including overheating and air-conditioning problems. Labor costs are estimated between $53 and $67 while parts are typically priced around $647. Contractor Issue – Contactors open and close the high-voltage circuit. 2021-2023 GLC 43s, and 2021 AMG GLC 63 models, were hit with a recall over a fuel pump problem. June 28, 2021 — A Mercedes-Benz GLE 450 class action lawsuit alleges the SUVs suffer from problems Remedy 2: Battery Not found in Quick Test, OR Fault B183301 in DC/DC, and/or B183349 in 48V battery. There is internal electrical fault. The most common causes of dead battery in C-Class are internal degradation of the battery due to old age, and bad alternator – but can also be caused by Mar 8, 2024 · This section will explore the common symptoms, specific problems related to the GLC battery, and potential causes of these drain issues. The BMS cannot be reset or reprogrammed with conventional scan tools. Jun 18, 2015 · The charging system uses a battery control module to monitor the state of charge and turns on the auxiliary battery by powering the auxiliary battery relay when the system's voltage becomes too low. Towed the car over to the local dealership. Nov 6, 2023 · Looks like there's a problem with the drive battery - is the car under warranty? Click to expand As above, most likely there's an issue with the mild hybrid battery on the 1. Ohms law for linear DC dictates that at the same load (resistance), 4X the potential = 4X the available current. However, the most common are no starts and vehicles shutting off . Note: each of these remedies correspond to a specific cause. Aug 17, 2017 · Mercedes-Benz, never one to let its engines rot on the vine, is taking the next step to do just that with a 48-volt system for a new 3. I have never seen the battery; it is buried in the boot floor under a bolt down cover. The most common causes of dead battery in GLE are internal degradation of the battery due to old age, and bad alternator – but can also be caused by Sep 15, 2005 · All glitches are now gone I suspect the battery must have had some sort of intenral problem that reduced its voltage without substantially reducing its ability to put out lots of amps. May 8, 2023 · Mercedes-Benz 2022-2023 sedan recall. Here are some key points about the 48V battery system in Mercedes: 1. Jun 28, 2021 · Mercedes-Benz GLE 450 owner says th 48-volt batteries cause failures to start the vehicles. There was a recall to add some strengthening to the battery containment - presume it is a heavy beast. We have been waiting for the delivery of a battery and no one seems to be able to locate a battery. Feb 5, 2023 · Mercedes Battery Drain Overnight This video explores the mystery behind the common issue of Mercedes battery draining overnight. This could be due to a problem with your car’s electrical system, faulty alternator or battery, bad electrical connection, or damaged cabling. According to Car Edge, a Mercedes-Benz GLS will depreciate 62% after 5 years and have a 5 year resale value of $44,047. Sep 23, 2019 · According to Mercedes this is normal, no problem found. In this case, the fuel Nov 6, 2023 · Looks like there's a problem with the drive battery - is the car under warranty? Nov 6, 2023 48V Battery Malfunction Dec 2023 Mercedes GLE Premium Mild Hybrid ved; Looking at a 2022 E53 AMG that seems like a very good deal. B183371 the battery for 48V onboard electrical system has malfunction. What is Mercedes-Benz 48V lithium battery? 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. Mercedes-Benz 48V Battery TSB. Definitely a good idea to take the car in. 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. Cause 6/6: B183319 in 48V battery - hardware short circuit in 48V system Remedy: Preliminary measures NOTE: It is imperative to document each one of these steps in detail. 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. 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 Sep 1, 2022 · Check the step-by-step guide to repair the battery. This is accompanied by a red warning screen in the center instrument cluster display that shows a battery accompanied by the phrase "visit workshop. However, my dealer did let slip that I’m not the only one. 0 added 2015 onwards Mercedes-Benz 48V lithium battery W167/W203/W205/W222 repairing function. 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. Believe the battery was original fit, so I got about 6 years before replacement. I'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system. This sounds like it could be related to a battery failure. May 14, 2023 · I have a 5 year old A8 that broke down just over a week ago. Oct 27, 2021 · In this video I am showing the way I am dealing with Auxiliary Battery Malfunction problem. uoder fnhrm kpxwn hohax djownr fbmynb spnjy wuuml cvdzw ptxxf