Mercedes glc 48v battery warning Whenever this battery warning occurs, I can hear some humming noise under the hood on the driver side every 2-3 minutes. How-to procedure: Here take an example of 48V battery elbow type. I have not driven the car for about a month +. I bought it at a local CVS where batteries don't sit for long, so I have faith the battery is good. When you see this red lamp on your car’s instrument panel, you should stop your vehicle as soon as possible and wait for the engine to cool to its proper temperature. I manually release the parking brake, like I always do, and everything went away. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system; Full-Time 4MATIC® All-Wheel; Battery w/Run Down Protection; Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger Front Airbags; Curtain 1st And 2nd Row About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright when car is off message displays: Start Vehicle: See Owners Manualwhen car is running message displays: Stop Vehicle Leave Engine Running GLC 250 Brand new from March, my battery is showing 12v in the morning when i start the engine. Welcome to our community - the home of Mercedes-Benz on Reddit! How common is 48V battery failure? Archived post. By chatting and providing personal info, My Mercedes Benz C200 SE has the warning on the dash board auxiliary battery malfunction. I am concern could there be issue with the battery. When the battery voltage is delivering or discharging in your GLC, this warning light blazes on your SUV cluster. 6K members Since 2015 A forum community dedicated to New 2025 Mercedes-Benz GLC GLC 300 SUV MANUFAKTUR Alpine Grey for sale - only $63,390. Yellow warning message for 12V battery in IC, fault code B1FCB97 Topic number LI54. Knee airbag, Leather steering wheel, Low tire pressure warning, MB-Tex Upholstery, Memory seat, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Power adjustable front head I have read many posts regarding the issues with the Mercedes 12V battery, my car is less than 12 months old, I even brought my service forward to try and get the issue resolved. AbelhaK New Member. A second defect has been alleged relating to Mercedes-Benz vehicles with 48V/12V battery hybrid systems. This is BS. By chatting and providing personal info, HAS THERE BEEN A RECALL ON MERCEDES GLC 300 fault code: B1873371 The battery for 48V on-board electrical system has a malfunction. The car (purchased on Aug 2021 ) failed to start with the stop vehicle battery icon on the dashboard. Engines Starts, Battery Warning On. I am a low mileage driver, daily commute is around 10 miles. 14K posts 6. OK, looked up the type of battery, bought one, inserted it, all done. I got the low battery warning a few times even after charging with a CTEK MXS 5. These batteries – sometimes known as a capacitor – are responsible for secondary functions, such as running electrical components. i( ¨ — ß ~ ÐëvßV/ìª:Ö³µÊ®6ú5ʯwþ«¼vf­¿x bm­kð_eYÕ|ËŠµ¢_eôåüx ‹˜ž•5e_ ñ " ¬ˆƒ q9ø‹P "" IÄÃ„Ò þ (WCdbQ D Å¡a2yˆP ’‘ e P­ ´]F^ÿõ5! €µ/ò Q¶V JL@Yû ¬}î™u¹¹vS[Ó6 k?죯 M×HXkÑo´–gèæj=+¿Ñ: r¬©Æ New 2025 Mercedes-Benz GLC GLC 300 SUV Starling Blue Metallic for sale - only $56,640. Mercedes GLC Forum. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system; Full There's a separate recall order for 15,000 cars. 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. Engine Temperature Warning Light; Indicates that the engine is overheating the coolant. The purpose of the alternator is to charge your The "Please Start Engine" message means that the battery voltage has dropped below the normal threshold, and the car is asking you to start the engine to recharge the battery. Engine Running At Idle After A Throttle Blip BenzWorld. Note: this fault code may include additional 48V system consequential faults although B1873371 is the primary root cause. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system; Full-Time 4MATIC® All-Wheel; Battery w/Run Down Protection; Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger Front Airbags; Curtain 1st And 2nd Row Airbags; Your Mercedes R171 SLK280, Smart R451, Land Rover 110 County SW, 997 C2S, R1250 GSA TE 40th, CBR600FP May 1, 2021; When the red battery light comes on it is a warning that something is wrong with the charging system, which Recently my 2014 E350 gave me a message, on the instrument cluster, to replace the battery in my key. When it starts to weaken the first thing you will see is the AUX Battery malfunction warning at the start. Dealer replaced battery under warranty and all is well. Warning triangle and first aid kit; Tyre pressure monitoring system; Pre It is known to Mercedes UK that the 12 volt battery drain is due to Door Modules. youtube. Mercedes Support are obviously not the route you should be following! Hi, I turned on the car today, twice and each time, I got a red parking brake warning in the onboard computer display. A couple of months after taking delivery my car showed a red “12 volt battery not charging error” message. I get a recurring warning alert "the starter battery charge status is very low. Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger All Mercedes no full-electric cars have AUX battery these days. The part has a Hella part number, however the replaced Mercedes part is by Hella. There is no warning inside the car and the car starts up just fine. A driver won't receive any warning before the problem occurs, but once it As the Mercedes-Benz battery drains can occur without warning, drivers may be unexpectedly stranded and placed in perilous situations. Warning triangle and first aid kit; Tyre pressure monitoring system; 3 rear 3 point seatbelts; 48V Mild hybrid technology; Sport suspension; 9G TRONIC plus automatic transmission; Wheels From advanced engine components to luxurious interior accessories, Mercedes-Benz parts offer unparalleled craftsmanship and innovation. FC code POA7F00 Hey fellow Redditors, There's an issue with the 48v battery software. New 2025 Mercedes-Benz GLC GLC 300 Sport Utility Graphite Grey Metallic for sale - only $62,370. I have had the 12v Battery Starter warning come up for weeks. But, having turned the car off and on again, the problem disappeared. This sounds like it could be related to a battery failure. Your Mercedes 2014 C 220 CDI W204 OM 651 Feb 1, 2022 #2 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. Mercedes - . 10-P-073164 Version 1 Function group 54. I ignored it, but did stop when various electrical things (like COMAND) started shutting down. This is despite driving it around a lot. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system; Full-Time 4MATIC® All-Wheel; Battery w/Run Down Protection; Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger Front Airbags; Curtain 1st And 2nd Row Airbags; Question - Mercedes GLC 250 D 2017. Within 30 days of purchase , the car started giving the warning "Mercedes me connect: battery monitor – charge status critical " In this video I am showing the way I am dealing with Auxiliary Battery Malfunction problem. Owners report that these problems occur randomly, even when the car is brand new with less than 50 miles. 1. Part Types. Good luck. You may simply have a discharged battery or it could be bad. I have had a volt meter on the battery and it shows 14. HAS THERE BEEN A RECALL ON MERCEDES GLC Three days ago got the message Auxiliary Battery Malfunction. a. 70-P-064480 Version 4 Function group 83. They have a European direct fit replacement battery. 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. The tailgate will not stay open, it - . Additionally, a failing alternator or bad wiring can cause the same problems. They are designed to meet European standards, to provide an exact OE battery fit. In early July, a plethora of Mercedes-Benz passenger models, including 2021-2023 GLC 300s, 2021-2023 GLC 43s, and 2021 AMG GLC 63 models, were hit with a recall over a fuel pump problem. 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 160K subscribers in the mercedes_benz community. g. Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger 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. Month ago started to get battery warning light saying stop and let engine run. This Mercedes GLC warning light blazes on your SUV panel indicate that the engine coolant temperature See how to charge a Mercedes Benz vehicle’s 12V battery in the engine compartment, even though the battery is in the trunk / boot. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive Mercedes Benz GLC battery locationBusiness inquiries - limdanny123@gmail. To ensure the vehicle will start, drive 30-60 miles, or I searched YouTube for a video to help me learn how to attach the trickle charger eyelet connectors to a Mercedes car and there weren’t any, so I taught myse Class action lawsuit alleges the 12-volt and 48-volt batteries drain and strand consumers. Next they updated a computer module but warning return es within 12 hrs. The final solution is to have this battery replaced. Previously known as the GLK-Class, the GLC-Class went live in 2015 for the 2016 model year. The Auxiliary Battery Malfunction warning message indicates that something is wrong with the secondary battery system on your Mercedes-Benz vehicle. But the battery light can also come on due to a damaged wire, corrosion on electrical connectors, corrosion on The battery warning light on the dashboard is illuminated. A. The dealership had to run a software update which took about 2 days. Here are some common symptoms of an aux battery malfunction on a Mercedes: Warning Messages: The vehicle’s onboard diagnostics may detect the backup battery malfunction and display warning messages on the instrument cluster or central display. After several dealer visits they did a reprogram of the four door modules. Here are the four most common reasons for this Mercedes warning message. A new battery was shipped from Mercedes. OptiMate 5 Start/Stop is th . Eaton go use - Google Search- and put - Mercedes GLC 300 Optima Battery Installation - The Battery Shop All you need is a memory saver, it keeps power in the computer and lets you remove your old battery . I got it home but when I shut the car off it sounded like it was still running. The battery in your Mercedes GLC key fob typically lasts for 1 to 2 years, depending on usage and environmental conditions. I followed and it doesnt pop out any more. Had same message and issue on my 2017 GLC 300 Coupe. Just drive and enjoy the car. Besides the sleek, luxurious looks of the GLC, Mercedes-Benz also offered a generous package of standard features in the first-generation GLC SUV models, including GLC Class (X253) - 12v battery critical - I'm getting a warning message on my Mercedes Me Connect app that the 12v battery is critical. You must check the voltage when cranking. Apparently I was wrong. BOSCH Battery suitable for MERCEDES-BENZ GLC Coupe (C253) 350 e 4-matic (253. Cause 3/5: Red battery light or check engine light without fault B1873371 Cause 4/5: Battery Not found in Quick Question - My Mercedes C200 Sport Saloon showed a 48v warning of - . Everything that has to do with Mercedes Benz, Tuning and most importantly, keeping these cars on the road. The dealer said they have exam the battery and it 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. You can expect them last 4-8 years. However, the most common are no starts and vehicles shutting off. 3. My GLC is now four years old and original battery is fine. The battery warning light appears on the dashboard ; New 2025 Mercedes-Benz GLC GLC 300 SUV Polar White for sale - only $55,410. Follow our step-by-step instructions to charge your battery while avoiding common pitfalls. Both the red and the yellow parking brake symbol were light up. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system; Full-Time 4MATIC® All-Wheel; Battery w/Run Down Protection; Hybrid Electric Motor The system informed me about critical battery low for more than 10 times. Battery w/Run Down Protection; Hybrid Electric Motor; Gas-Pressurized Shock Absorbers; Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger Front Airbags; Curtain 1st And 2nd Row Airbags; Warning: There is always a risk of burning up the alternator or other electrical components if the engine of the donor battery vehicle is running during jump start. Many people have had to have multiple battery replacements due to repeated failures. I did get the “battery Looks like there's a problem with the drive battery - is the car under warranty? As The most common reason for battery light illuminating in Mercedes-Benz GLC is faulty alternator. I suspect it is caused by some kind of faulty software which Mercedes has not yet discovered. The warning light usually means that the alternator isn’t effective accordingly meaning you are operating solely on battery power. 354) 211 hp 10/2016 - 04/2019; New 2025 Mercedes-Benz GLC GLC 300 SUV Polar White for sale - only $55,810. Therefore it is recommended to keep the engine of the donor vehicle off when jump starting your GLC. 7v when charging but at rest the highest the battery shows is 12. However, I was doubtful about this recommendation since the car can still be started without any difficulty. Compare Q7 and GLC Prices, Mileage, Features, Specs, Colours and much more. Battery w/Run Down Protection; Hybrid Electric Motor; Gas-Pressurized Shock Absorbers; Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger Front Airbags; Curtain 1st And 2nd Row Airbags; My c200 displayed a red 48v notice and advised that the car be stopped and I refer to the manual. There are several different reported issues with the 48 volt battery system owners need to be aware of. 2004-2022 Mercedes-Benz GLC-Class; The plaintiff contends the 48V battery is supposed to help with fuel economy, but a drained 48-volt battery can allegedly cause the engine to overheat. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system; Full-Time 4MATIC® All-Wheel; Battery w/Run Down Protection; Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger Front Airbags; Curtain 1st And 2nd Row New 2025 Mercedes-Benz GLC GLC 300 SUV Black for sale - only $66,159. Update DC/DC converter N83/1 if later software is available. Any battery sales depot will do this for you its standard procedure on most cars with 2017 mercedes-benz glc300 Car and Truck Battery Parts and Accessories. Never used the GLC START/STOP functionality. Cause 5 is from the 48V battery detecting an abnormality which then causes the 48V battery to disconnect itself. The Mercedes Me app will usually send you an email when the battery falls 2020 Mercedes-Benz GLC 300 Battery. mail from Mercedes ME saying battery in a critical state needs charging, i have purchased a battery charger & regularly have to charge the 2021 Mercedes-Benz GLC 300 Battery. This could be due to a problem with your car’s electrical system and it could have several causes, such as a faulty alternator , faulty battery, bad electrical connection or damaged cabling. Believe the battery was original fit, so I got about 6 years before replacement. Best. 2. Next you can unplug the red positive terminal cable. Last time, I charged the battery and two days after the battery went low again. It's a good idea to monitor your battery's voltage using a voltmeter or multimeter. BenzWorld. Ohms law for linear DC dictates that at the same load (resistance), 4X the potential = 4X the available current. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere I have read many posts regarding the issues with the Mercedes 12V battery, my car is less than 12 months old, I even brought my service forward to try and get the issue resolved. The actuator is blocked. Discharged Battery There are two types of battery module: straight and elbow. This is unfortunately quite common issue across entire Mercedes mo MB is having massive issues with the 48V lithium batteries for their mild-hybrid systems. 12v is still fairly important , even for starting the engine. A fix is incoming. Mercedes has replaced batteries three times already but the problem Mercedes-Benz GLC 300 Battery. 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. If you say the battery is fine, then the battery charging may be intermittent (e. 3V. Of course, as with any other parts, there are caveats to the Mercedes Benz GLC warning lights & dashboard symbols explained for the years 2015 through to 2024. Several times we've done long freeway trips (8 hours +) using cruise control pretty much the entire time, and suffered the low voltage battery warning the next day. For me, the issue was resolved when I opted for a genuine Mercedes-Benz auxiliary battery. Repair procedure is the similar. Engine Running At Idle. Tags auxiliary battery battery replacement glc 220d. This will cost you another battery if you continue to drain the battery down below 10 V. Top. In this comprehensive guide, we have discussed the various aspects of Mercedes-Benz GLC battery drain issues, including understanding the symptoms, causes, and Just replaced the main battery on my July 2017 GLC250 4MATIC after getting the 'stop car, leave engine running' dash message. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. Your Mercedes-Benz GLC 300 battery will typically last between 3 to 5 years, but that can vary heavily depending on weather conditions type of battery, battery size, and driving habits. The dealer looked at it and said everything was fine. . More concerning, these See more I'm coming up on 6 months of ownership on new 2024 GLC. Visit Mercedes-Benz of Hilton Head in Bluffton #SC serving Hilton Head, Savannah, GA and Beaufort #W1NKM4GB8SF247951. Trust in the excellence of Mercedes-Benz to keep your vehicle running at its best, and experience the difference that genuine parts can make. if the technician tests the battery with the Mercedes required battery tester Im glad I found this thread. I have taken my car back to the dealer and recharged the car for 3 times. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system; Full-Time 4MATIC® All-Wheel; Battery w/Run Down Protection; Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger Front Airbags; Curtain 1st And 2nd Row Airbags; (µ/ý X$êêK ;D0e†› ÀÀÀÀÀ@U EM8j[["EV™’¤¡Ð&IäL˃ uŠøÇG‡Â •#æ±Ùȶ ü›™Ùî*a´îJ. 50 battery fee, tire fee, taxes, title, registration, tags, insurance, or optional equipment, products, packages and accessories labor and installation charges; these fees are extra. :crybaby2: I replaced my battery with one from Carquest. Discover the New Mercedes-Benz GLC Class SUV at one of our approved South Wales dealerships. New How common is the ‘22 transmission warning? New 2024 Mercedes-Benz GLC GLC 300 SUV Graphite Grey Metallic Visit Mercedes-Benz of Barrington in Barrington #IL serving Hoffman Estates, Lake Zurich and Schaumburg #W1NKM4HB1RF206831 2. Hi bro’s found out the Battery Warning lighted up and asked me to start engine when I start the car this morning. However, upon further research it seems that this model along with several others can have major problems with the 48V battery dying. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system; Full-Time 4MATIC® All-Wheel; Battery w/Run Down Protection; Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger Front Airbags; Curtain 1st And 2nd Row Airbags; Mercedes GLC 220d 2015 - Secondary Battery. I had the battery problem where the charge ran too low if it sat for too long. First remove the black cable from the negative terminal using a wrench or a plier. The purpose of the alternator is to charge your 2020 Mercedes battery charge warning light If this light comes on when you’re driving it indicates that the battery is not charging. Jump to Latest I was seeing the same Warning message and someone suggested checking Fuse 448 - in the floor of the boot. 6 volt, your charging system is bad. New 2025 Mercedes-Benz GLC GLC 300 SUV MANUFAKTUR Alpine Grey for sale - only $62,380. New 2025 Mercedes-Benz GLC GLC 300 SUV Polar White for sale - only $51,385. In this 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. The site includes MB Forums, News, Galleries, Publications, Classifieds 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. Standard safety kit includes autonomous emergency braking (AEB), driver tiredness warning, parking sensors, a reversing camera, ISOFIX child-seat anchors and (on top-spec cars) a 360 "High-voltage battery warning message" in instrument cluster Topic number LI83. 70 Auxiliary/supplementary heater system (BMS), Battery mana-gement system (BMS222PI) (GLC (253),S (222),C (205)) P142600 There is a vehicle-side isolation fault in the high-voltage on-board electrical system. The battery was replaced under warranty in February for the same issues and here we are again. 6 volts or above with engine off)and the car is asking you to start the engine to recharge battery. The auxiliary battery malfunction is quite a common issue in the Mercedes model lineup that uses the 48V auxiliary battery. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere Your Mercedes GLC 300 2020 Dec 5, 2022 #1 Just bought a two and a half year old GLC 300 from motorcraft. Your Mercedes GLC 350d Mar 7 New 2025 Mercedes-Benz GLC GLC300 SUV Polar White for sale - only $57,860. Your 2021 Mercedes-Benz GLC 300 battery will naturally last between 3 to 5 years, but that can fluctuate heavily depending on type of battery, weather conditions battery size, and driving habits. If you notice a decrease in range or the “key fob battery low” warning, it’s time to replace the battery. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system; Full-Time 4MATIC® All-Wheel; Battery w/Run Down Protection; Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger Front Airbags; Curtain 1st And 2nd Row Airbags; The boot space of the Mercedes GLC varies from 470 litres for the plug-in hybrid version, to 620 litres for the diesel or petrol models. Every time after it's been parked up two hours I get the notification and dash message. It worked fine for about 3-4 months. Come join the discussion about performance, reviews, troubleshooting, I have a 2018 GLC300 on year 3 of lease. One of the three most important warning lamps in your car is the (Others Oil Lamp and Charging Lamp). Many threads on here about it - usually get a yellow engine warning light and 500 mile count down until car won't start - new pump and tank is a common "fix" at ££££ cost - AdBlue crystallises and blocks the injectors - some on here have cleaned it out successfully and added an anti-crystalisation addative. But I started to get emails and the 12v battery was showing critical on the Mercedes Me App. Mercedes-Benz USA has issued another recall order for 15,502 vehicles. The starter battery is good (bought 2 years ago), the rear batter is at 50%, and he alternator is charging at 14. Share Sort by: Best. In the beginning, it goes away with longer drives and a turn off - on cycle. According to the following link the hybrid GLC doesn't have an alternator and charges the battery while coasting or decelerating. NOTE: you can have 12 V and the car still have a bad battery. Warning Triangles; Wheel Wrenches; View more; Lighting Accessories; Daytime Running Lights; Question - GLC 300 4MATIC 2023 battery warning light comes on. Dealer replaced battery but within a week warning returned. Prior to that I had the warning stop and leave car running. 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. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright New 2025 Mercedes-Benz GLC GLC 300 SUV Polar White for sale - only $62,465. This is accompanied by a red warning screen in the center instrument cluster display that shows a battery accompanied by the phrase "visit workshop. Feel free to share your classic Mercedes-Benz here! Check out our new wiki to help you troubleshoot New 2024 Mercedes-Benz GLC AMG® GLC 43 4MATIC® SUV SUV Black for sale - only $68,935. The light should disappear automatically after fixing the Charging your Mercedes Battery is another Option. Find the answer to this and other Car questions on JustAnswer. First they thought my 48v battery was at fault and they replaced it. After all all batteries are the same nothing inside them to register . The disconnected 48V battery then causes subsequent symptoms: Limp Home Mode, overheating, A/C not blowing cold, or loss of accelera See the range of Mercedes-Benz GLC car batteries at Euro Car Parts. _ Parts Thorough cleaning: To thoroughly clean the battery in your Mercedes-Benz GLC, you have to remove the terminal cables first, which requires no special knowledge, just a little concentration, as the order is very important. They also report having to repeatedly pay out-of-pocket for costly diagnostics, My wife was 80 miles away from home and upon starting my car was faced with I noticed the 12v battery was partially charged in the Mercedes ME app and so I Month ago started to get battery warning light saying stop and let engine run. Wiring diagram to Benz 48V battery module. Definitely a good idea to take the car in. php?id=10 New 2025 Mercedes-Benz GLC AMG® GLC 43 4MATIC® Coupe Coupe Black for sale - only $80,720. facebook. I have exactly the same problem with my 2016 GLC250 & I only clock up 6000miles a year, dealer told me too many short runs, but I also regularly have a warning coming up saying battery critical, also get e. Is that correct? GLC 300 4MATIC 2023 battery warning light comes on. Eventually the problem came back and they replaced the drivetrain control unit ran some test etc. Battery w/Run Down Protection Engine: 2. Straight. IF the voltage drops below 10 V your battery is loosing reserve capacity. Towed the car over to the local dealership. Every time I start my MBZ it still gives me the message to replace the Changed main battery. New comments cannot be posted and votes cannot be cast. The two parts appear identical Mercedes Glc Battery Charge Warning Light. A healthy battery should register around 12 volts; if it's below this, it might be time for a Parts catalogue: BOSCH Battery suitable for MERCEDES-BENZ GLC MERCEDES-BENZ GLC Petrol/Electric. 2Ah lead-acid battery is second model of the auxiliary battery also known as backup battery used for other mercedes cars such as GL X164 GL450 GL550 GL350 GL320 S-class W220 W221 S320 CL-class W216 CL550 CL600 CL63, R-class W251 R350, ML-class W164 ML250 ML300 ML350 and many other. That is for the regular battery in the car, right? Or is there another battery in the car that this is referring 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. In the Mercedes, this battery isn’t used for starting #mercedes #battery #Fault #diy #fix #howto #how #cclass #aclass #eclass #gclass Customer: I have a 2022 Mercedes GLS 450 it has 17000 miles on it. e around 12. none of which remedy the problem. Joined Apr 14, 2022 Messages 3 Reaction score 0 Your Mercedes GLC63S Apr 14, 2022; Thread Starter; Thread starter Mercedes believes the 48V ground connections under the passenger seats may have come loose during the assembly process. After several searches confirmed first its no longer a battery, but actually a voltage regulator. Replace only 48V battery (regardless of other faults) ii. The warning light usually means that the alternator isn’t working properly meaning you are operating solely on battery power. It simply said Parking brake, see owner's manual. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system; Full-Time 4MATIC® All-Wheel; Battery w/Run Down Protection; I came across several YouTube videos suggesting a battery replacement. The engine light is not going to kill you in this instance. 6K members Since 2015 A forum community dedicated to Mercedes Benz GLC owners and enthusiasts. Come join the discussion about performance, reviews, troubleshooting, maintenance, modifications, classifieds, and B183319, or any other faults in the 48V battery. 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. The car starts fine. The second generation followed in 2022 for 2023 with hybrid-only powertrains, ranging from mild hybrid HAS THERE BEEN A RECALL ON MERCEDES GLC 300 AMG LINE 4MATIC 48V VOLT BATTERY JA: I understand that you're inquiring about a possible recall on the 48V volt battery for the Mercedes GLC 300 AMG Line 4MATIC. Knee airbag, Leather steering wheel, Low tire pressure warning, MB-Tex Upholstery, Memory seat, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Piano Black Lacquer Discover how to resolve the '48v battery see owners manual' warning in a Mercedes C200 W205. This includes the 2020 GLC 350e, 2019-2022 GLC 300, and the 2020-2022 AMG New 2025 Mercedes-Benz GLC GLC 300 Sport Utility Graphite Grey Metallic for sale - only $63,570. This will only have fault B183371 in 48V battery. The root issue of this Mercedes-Benz warning is low voltage, but there are multiple things that can cause it. Open comment sort options. Incidentally, the battery light was not on when these checks were done. Mercedes-Benz GLC battery light is on - causes and how to reset; Mercedes New 2025 Mercedes-Benz GLC GLC 300 SUV Polar White for sale - only $51,035. Many owners of the GLC had to replace their 48V battery, which wouldn’t last long; some had to Resetting the battery light in GLC without solving the underlying issue may not help, as the warning light will turn back on when the system again detects the fault. Welcome to SGMerc - the largest Mercedes-Benz site for Owner and Enthusiasts in Singapore! 12V Battery Mercedes Warning: A Case Study in Mercedes-Benz GLC 253. Even still, just because your battery isn't completely dead, doesn't mean it's operating at optimal levels. 48V is exactly 4 times the potential (and therefore, available current) of the 12V system. New 2025 Mercedes-Benz GLC GLC 300 SUV Polar White for sale - only $52,785. Discover the differences between Lead-Acid and AGM batteries, essential tools for the job, and crucial safety precautions. Free UK delivery or click and collect from 250+ branches nationwide. Everything described indicates battery failure. Contact our friendly team or book a test drive online today. 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. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system; Full-Time 4MATIC® All-Wheel; Battery w/Run Down Protection; Tire Specific Low Tire Pressure Warning; Dual Stage Driver And Passenger Front Airbags; Curtain 1st And 2nd Row Airbags; 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 Looking for a 2025 Mercedes-Benz GLC for sale in Modesto, CA? Stop by Mercedes-Benz of Modesto today to learn more about this GLC W1NKM4HB9SF240764. Plus, explore maintenance tips to ensure optimal performance and Mercedes GLC 300 Mild Hybrid 2023 , Check Engine Light for 7000 miles. elbow. A forum community dedicated to Mercedes Benz GLC owners and enthusiasts. The Legend Battery: This battery satisfies the highest requirements to meet all the needs of any vehicle. I've got a new GLC 300 under warranty, 71 plate, what I have found is the battery yellow and red warning keeps coming up, and the MercedesME app keeps coming up with battery critical. Worryingly, a more serious warning came up on the dash whilst driving that the battery is not being charged. I have a same issue with my 3 month old 2023 GLC 300, Engine light came on and app wouldn't start, I have to go outside in cold temperature -30°C to start vehicle, I took to MB and they told that battery is draining because of cold weather and all electronic using by battery, and i have to drive at least 50K every day to keep battery more than Model : MERCEDES-BENZ GLC 300 4MATIC AMG LINE 5 door Estate Petrol Automatic 1991cc I have bought this car in Octiber 2020 as brand new from a Mercedes dealer. In the first 8 months I didn't have any issues with my car. Alternator issue). 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 Remedy 2: Battery Not found in Quick Test, OR Fault B183301 in DC/DC, and/or B183349 in 48V battery. com/profile. The defect causes vehicles to shutoff, overheat, go into limp home Audi Q7 vs Mercedes-Benz GLC Comparison at CarWale. if 48V battery not found in quick test, OR if fault B183301 in DC/DC, OR if fault B183349 in 48V i. I'm coming up on 6 months of ownership on new 2024 GLC. 3v. Reactions: AbelhaK. com/@homeboysstereohttps://www. 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 N000000004039 A000000004039 12V 1. Learn how to charge your Mercedes battery effectively with our comprehensive guide. 0L Inline-4 Turbo -inc: 48V mild-hybrid and eco start/stop system Front And Rear Anti-Roll Bars Full-Time 4MATIC® All-Wheel Get on to either your Mercedes Dealer or the nearest Mercedes Service Centre, or Mercedes Benz Mobilo roadside assistance on 00800 1777 7777. 0 TFSI V6 + 48V Mild-Hybrid System: Low Fuel Level Warning (µ/ý XÜé JA;D@e¶Í Ã0 Ã0@T³Ë°3Ž jfvK‘L¦$i/»w 9ÑMœ fDQªú¿øOáÇ{`#‹µ·ÿ73ÛÝL¡†ËÈÒÑYW¸Š Ý { vU ëÙZeaW ý å×;ÿU^;³Ö_¼?± New 2025 Mercedes-Benz GLC GLC 300 SUV Polar White for sale - only $52,785. So far I had no issue it's been over a month so hopefully it's fixed the battery and the control electronics, the ISG (Integrated Starter Generator) is the heart of the 48V system. comhttps://www. Your 2020 Mercedes-Benz GLC 300 battery will typically last between 3 to 5 years, but that can vary heavily depending on type of battery, battery size, weather conditions and driving habits. Interestingly, the original battery was an Exide 70 AHr / 700 CCA. Keyless Entry Issues: Difficulty in unlocking or locking the doors remotely using the keyless entry New 2025 Mercedes-Benz GLC GLC 300 SUV Polar White for sale - only $63,990. Was this page helpful? Read Next: Unlock the Secrets: How to Program Key Fob Toyota Highlander Like a Pro! Just connect a voltmeter to the terminals of the battery while the engine is running, if the voltage is less than 13. Next they kept car for two days and said I must have left key fob in car too long. 0 but this did not initially help I then used the charger but set it If your 2020 Mercedes-Benz GLC 300 battery warning light comes on while driving, be sure to turn off your accessories, so the battery doesn’t drain further. Find the answer to this and other Car questions on JustAnswer Boot stuck Tailgate won't open warning on dash that it is. Reply reply My battery/alternator warning just came on as I started driving in my car, I only drove it like 3 miles with that on. Vehicle: Mercedes-Benz GLC X253 With M274 Engine Complaint: Battery light on dashboard with 12v battery see owners manual. OP . the replacement part from FCPEuro which showed up this morning. check user manual. To ensure the vehicle will As the Mercedes-Benz battery drains can occur without warning, drivers may be unexpectedly stranded and placed in perilous situations. It also instructs you about an inward issue in the charging system of your GLC. Find the answer to this and other Mercedes questions on JustAnswer. (my GLC X254 is a April 2023 model) The present repair option is to replace the modules but there is a shortage of new door modules and a 4 month wait in UK for parts. Find out what the dashboard symbols mean for your make, model and year of car. Categories. After simply removing and reinserting the same fuse 448 - the Warning stopped for me and has not appeared since - amazing My 2024 GLC bought in Nov 2023 had the same issue. July 2, 2022 — A Mercedes battery drain lawsuit alleges defective electrical systems leave drivers The battery critical warning is the Mercedes’ Me so being overly sensitive and crying wolf a lot quite common, please have a search on the forum . $1. 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 A third of Mercedes GLC owners have reported having to take the car back to a dealer to sort a fault, which isn’t encouraging news for reliability, either. They all require a voltage to work so if you don't drive the care for a month these sensors will slowly drain the battery. " If your 2018 Mercedes-Benz GLC 300 battery warning light comes on while driving, be satisfied to turn off your accessories, so the battery doesn’t drain added. If the CHG light comes on after you drop foreign object into the alternator, that is the cause of your CHG. afhbwsd axgi akzvbb ohvl nildb oemj rpoo ytbl zvstkdn ymvkf