Auxiliary battery malfunction mercedes. Starter under the hood.
Auxiliary battery malfunction mercedes When it starts to weaken the first thing you will see is the AUX Battery malfunction warning at the start. I have a couple of questions relating to fixing this issue. If I can do it, you can do it too. the car , after that what happened that after driving for some time 3 malfunctions appears suddenly and in same time the (ECO Start/) is disabled + ( collision prevention assist I believe your model and year has three batteries. Sometimes, an auxiliary battery malfunction such as a blown fuse can cause problems. However, like any other component, auxiliary batteries can experience malfunctions, leading to potential issues and inconvenience for vehicle owners. I cannot find the location of the battery. In the beginning, it goes away with longer drives and a turn off - on cycle. OP. However, like any other component, auxiliary batteries can All the locations of auxiliary battery's that are stated by Mercedes : Engine bay- Passenger side. . The car works fine but now, I get a notification on the cockpit dashboard that says "Auxiliary battery malfunction. Eric. You are correct that the dynamo powers both batteries. Reactions: markjay and BMF. However I still get "auxiliary battery malfunction"after a few seconds. When your Mercedes says your aux battery is malfunctioning, you need to replace it. Also, if this warning message appears on the dashboard, your car's electrical components will fail since the auxiliary battery powers them. com If you're wondering what your Mercedes auxiliary malfunction warning is or how to repair it continue online for our common reasons & solutions. To be certain that the auxiliary battery is OK, I'd disconnect it and then test the voltage again. Got it scanned at a nearby local mechanic and got these stored faults. This made me nervous so I performed quick search on the web and determined its ok to drive for at least today. Larger batteries are in engine bay on passenger side firewall and trunk area. Jump to Latest I personally opted for a genuine Mercedes-Benz auxiliary battery, and it worked wonders for me. The auxiliary battery in your Mercedes plays a critical role in various vehicle functions. Most Mercedes Benz vehicles use two batteries, the main and the auxiliary battery. 2010 S550 w221 Mercedes has an auxiliary battery under dash on drivers side. Hello I hope someone can help. The site includes MB Forums, News, Galleries, Auxiliary battery malfunction warning still showing but Auxiliary battery replaced! Mercedes auxiliary battery. com/scanner/Get Factory Service Repair Manuals & Specs https://www. Went into Mercedes dealership in Lakeside, they kept me waiting to speak to someone for 50 mins only for them to come and say next appointment for a diagnostic 7 July 2018 and at £174 Auxiliary Battery Malfunction. Joined Oct 22, 2018 Messages 8 Reaction score 1 Location Your Mercedes Me -2019 GLC 350 coupe AMG line. So I have replaced the Mercedes aux battery with a YUASA NP1. Just bought 2013 MB from auctions. i am facing an issue which is , first the message of auxiliary battery malfunction appeared, but every thing else was ok , and i was careless about replacing the. Faulty Voltage Converter: The voltage converter, Learn what the auxiliary battery malfunction warning light means and how to diagnose and repair it. Of the youtube videos, this is the closest (1) How to fix Auxiliary Battery Malfunction on Mercedes S550 w221 - YouTube - The CLS 550 doesn't have fuses over the side entry, otherwise its pretty much the auxiliary battery malfunction. How to locate the auxiliary battery in a 2012 Mercedes CLS 550The auxiliary battery malfunction light appears on your dash, this will show you how to locate I have an auxiliary battery malfunction message. The primary battery and the auxiliary battery. DubMerc Active Member. " At Halfords I asked the technician if this Jos olet Mercedes-Benz-kuljettaja, on tärkeää olla tietoinen "Auxiliary Battery Malfunction" -virhekoodista. ome tv Battery World AUD $195 installed (10 minute job). Aug 11, 2022. If the auxiliary battery malfunction in Mercedes, it can lead to a range of issues, such as loss of memory settings, dimming interior lights, and even difficulties starting the main engine in some cases. I put in a new auxillary battery but it`s still. but not everytime I used the car. Anatomy of the Auxiliary Battery System. 2010 Mercedes E550 auxiliary battery replacementPart numbersGenuine Mercedes - 000000004039Duracell - SLAA12-1. Here’s some guidance: – Check Dashboard Warnings: If you receive a warning message regarding the auxiliary battery, it’s crucial to address it promptly. Malfunction Warning Message: Modern Mercedes vehicles are equipped with onboard diagnostic systems that may display a warning message indicating auxiliary battery malfunction or low voltage. Welcome back to our channel! In this video we show you how to replace the Auxiliary Battery on a Mercedes CLA250 & GLA 250Part# : N000000004039Part link (Ama Auxiliary Battery Malfunction: 2012 E 350 W212 location and model. Auxiliary Battery Malfunction warning came on two days ago. 3FTools used- Autel MX808 scan tool- T25 Torx Hi I have 2016 c350e that has just shown the message auxiliary battery malfunction. 6. www. The auxiliary battery is used to help run your cars accessories. 5L: Service type Hi All, My battery died so, I had to buy a new battery from Halfords and installed it. It takes no more than a minute to access. 0 337 4 minutes read. In this video Mike Icee will replace the auxiliary battery malfunction on a Mercedes W212 E350 e-class. Now that I have bought/put in (right at dealer) a new OEM batt, the green light is lit, Malfunction Warning Message: Modern Mercedes vehicles are equipped with onboard diagnostic systems that may display a warning message indicating auxiliary battery malfunction or low voltage. Please be advised that They are obviously selling you a MB OEM battery + install = $1,000 MB repair but at the end of the day a battery is a battery. 2Ah VRLA Sealed Lead Acid Battery - Mercedes Benz Auxiliary Battery N000000004039. to/2TubjVIWhen an Auxiliary Battery in your Mercedes isn't working, some Customer: 2014 mercedes e350 auxiliary battery malfunction. When the main battery is depleted, the auxiliary battery will kick in and continue to charge the car as needed. The early 2006 and 2007 S-Class models have two batteries but no auxiliary battery under the dash. To finish, we have some tips For most diesel engines, having two batteries is essential due to the number of components that need power. I was out of the city and the car was sitting at my home for 4-5 months. metris aux Something must've left on because it drained my battery and it was unable to start, but fortunately I was able to get a jump. Joined Jan 9, 2019 In this video I answer these questions: What is the Auxiliary battery used for? Why does it fail? How to replace it? Link to a factory Mercedes Aux Battery: Discover what an auxiliary battery malfunction means for your Mercedes and how it can affect your vehicle's performance. Everything functioned as usual, but this prompts me to address another issue I was 2017 metris-auxiliary battery malfunction light] 2020 Metris 135 Cargo ~FLEX~ <=> L-Trac + E-Trac = DIY Multi Purpose all back to normal. An "Auxiliary Battery Malfunction" message came up on the dash on my SL, on Christmas Day, a nice Christmas present, Your Mercedes E350CDI, SLC250d, FJR 1300 Dec 26, 2023 #8 SL63 Mark said: I like them. The last MBZ battery I purchased for my C240 was about 10 years ago and cost about $400. Easy DIY job. Joined Dec 26, 2020 Messages 125 Location I recently had the message "auxiliary battery malfunction" come up on dash. Advice and How-To's. My batteries in my 2013 SL550 were dated late 2012, I changed both in Sept. The Mercedes auxiliary battery relay is typically mounted at the top of the firewall, right below the windshield wiper motor. I have checked the connections and battery voltage {12. Mrs- 1. youcanic. Some warnings may indicate a minor This is my first Mercedes and I am constantly learning about new ways to engineer automobiles. BTW the car battery cost $630 fitted. Share on: Mercedes-Benz, a well-known luxury car maker, has recently been at the heart of a debate about how some of their vehicles' batteries are set up. Can You Jump a Car in the Rain? What Motorcycle Battery Is Best for You? Car Battery Types Explained; What Does the Battery Light Mean? Auxiliary Battery Malfunction- Replacement. All yo Mercedes-Benz E 350 Auxiliary Battery Malfunction - How To Troubleshoot And Fix Your Mercedes-Benz E 350 has two batteries - a regular 12-volt starting battery and a smaller, secondary auxiliary battery used to keep all electrical components turned on. This weekend message appeared again and stayed on. The auxiliary battery is a secondary battery that provides backup power to your car’s accessories and electrical components when the primary battery is not sufficient. Find out the difference between two types of auxiliary batteries and how to access and replace them. Since the mid-2000’s Mercedes has also installed a second battery. Behind the driver's seat. Mercedes Benz cars require regular maintenance and occasional battery replacements to ensure optimal performance. but now I am getting When something happens wrong with the auxiliary battery, a message saying “Auxiliary Battery Malfunction” will appear on the dashboard of the Mercedes. If the battery seems to fail even though you are driving enough, it could be old and in need of a replacement. , Duralast or similar). This is on a 2010 R350, but it applies to many Mercedes vehicles. Find out the symptoms, locations, and solutions for this common error message. Find out the signs, causes, and impacts of a malfunctioning Learn how to diagnose and fix the common error message "auxiliary battery malfunction" in Mercedes-Benz cars. "Auxiliary Battery Malfunction". On Saturday moaning I had the "Auxiliary Battery Malfunction" warning on the central display flash up in red accompanied by an annoying bleep, the Aux Battery is indeed a large capacitor that Mercedes call a Voltage Converter. Having a budget will help you with your purchase and save time. Tämä koodi voi kertoa useista erilaisista ongelmista autossasi, ja on tärkeää saada ne korjattua mahdollisimman pian. The site Mercedes-Benz C 300 Auxiliary Battery Location. Learn what an auxiliary battery is, why it matters for your Mercedes, and how to troubleshoot common issues. It’s not uncommon for the auxiliary A malfunction in the auxiliary battery can negatively impact your Mercedes’s performance. New battery installed, cleared faults , still shows aux battery malfunction? Mechanic's Assistant: I understand you're frustrated with your 2019 Mercedes Sprinter's auxiliary battery malfunction. If your car has a faulty auxiliary battery, it can cause your electrical components and safety features to stop working. Jump to Latest BenzWorld. Learn how to replace the Mercedes-Benz Auxiliary Battery relay. Omalta kannalta suurin murhe lisäakun halvaantumisesta oli HOLD toiminnan puute, jota ilman automaattivaihteinen tuntuu vielä tavallistakin kömpelömmältä ajaa. Mercedes-Benz Car Batteries - Next Day Delivery Also, see what the dealer can do for you price wise. I also checked the battery I took out and it looks ok The auxiliary battery powers up critical items if the main battery fails, so it needs to remain in the circuitry. Replaced the auxiliary battery as this is what affects the start/stop function. 2Ah F4. It was a cold morning (maybe around 30 degrees F). It can cause errors in the car’s electrical systems. Auxiliary Battery Malfunction: What Should I Do? If you see an auxiliary battery malfunction warning on your Mercedes Benz dashboard, don’t panic. On my Mercedes Sit shows on the display: Auxillary bettery misfunction. The part is only $50. Hope it helped. Buy Auxiliary Battery - https://amzn. Mercedes Auxiliary Battery Malfunction Juan Gibson September 16, 2023. Our technicians will give you a precise estimate when we look at your car. There is a small backup battery behind the steering wheel. co. Found this Mercedes-Benz Auxiliary Battery Malfunction Explained . If this is the case, Close your vehicle's hood and you're finished - always test a Mercedes auxiliary battery. The primary battery in your Mercedes is responsible for I'm guessing this auxiliary battery is a back up battery or some sort, but not entirely sure if I can still drive around with this malfunction or best to take the car into MB service ASAP! Thanks in advance for any info or advice. For example, Suddenly noticed an "Auxiliary Battery Malfunction" warning on the dash yesterday. It provides electricity to systems and accessories that require 12 volts, such as headlights, audio systems, computer controls, and auxiliary systems. I checked the charging system, it shows 13. It is an essential component of the electrical system in your car. . I parked for about 30 minutes and when I started the car again, I got an "Auxiliary Battery Malfunction" warning. You should replace the auxiliary battery if your Mercedes starts normally, but the auxiliary battery malfunction message appears on the dashboard. I bought the following battery: Genuine Mercedes Auxiliary Battery; 12V 170A | 2115410001 Attached a picture of the original and the replacement battery. Technical support engineer. Open driver side door and pull off end panel to access battery. If you receive an auxiliary battery malfunction warning in your I have a 2016 SLK300 and getting the auxiliary battery malfunction notification and the stop/start quit working which to me is a good thing but I would like to replace the battery anyway. This video will show how to replace auxiliary battery on 2016 Mercedes GLC 300. They are known to fail & yours could be on it's way out. Most car batteries only last three to five years, even under the best circumstances. 2017 metris-auxiliary battery malfunction light] 2020 Metris 135 Cargo ~FLEX~ <=> L-Trac + E-Trac = DIY Multi Purpose all back to normal. I thought the aux battery was no longer used - On average, the cost for a Mercedes-Benz E350 Auxiliary Battery Replacement is $353 with $258 for parts and $95 for labor. If the auxiliary battery is worn, damaged or beyond repair, it will need to be replaced. Activating steering angle sensor 1 Start engine and run at idling speed. Mercedes Benz Sprinter 2500 Auxiliary Battery; Mercedes Benz GL450 Auxiliary Battery; Mercedes Benz GLK350 Auxiliary Battery; Show Less. 8. After I did my first oil change I reset the service indicator and the “auxiliary battery malfunction” message disappeared. See posting below: DIY Center Console Lids / Auxiliary Battery Access. Auxiliary Battery Malfunction FAQs in Mercedes-Benz Vehicles Indications of an Auxiliary Battery Failure. In summary, the of auxiliary battery malfunction in Mercedes can be attributed to an aging battery, electrical system issues, and a faulty charging system. This morning, I got the "Auxiliary Battery Malfunction" warning message. When a Mercedes-Benz auxiliary battery starts to fail, certain signs typically emerge:. The Mercedes S550, for example, runs on dual batteries consisting of the main battery for starting the car, and the auxiliary battery which runs electrical functions. Also how much was the new battery? Thank you Grumpy1962. Thank you in advance! Save Share Reply Quote Like. It may be beneath the carpet on one side of the trunk, behind one of the front seats, or If you own a Mercedes, you might have heard of the auxiliary battery. Your Mercedes 2016, LWB W222 AMG Line S-Class S350d - W415 Citan Van too :) Aug 28, 2023 Then, two or three weeks ago, I got a new warning come up on the dash after the car was started that said "Auxiliary battery malfunction". Overview of Auxiliary Battery in Mercedes. 2018 GLE550 4Matic | Selenite Grey on Black Leather | Premium & Intelligent Driver Assistance Packages | 15% Tint BenzWorld. It has a Auxiliary Battery Malfunction message. This article highlights common causes, symptoms, and By understanding the common causes, symptoms and solutions related to auxiliary battery malfunction in Mercedes , take proactive steps to maintain the health of your vehicle's Case Study : Auxiliary Battery Malfunction Mercedes A Class 1. You can go with the OEM Mercedes-Benz Auxiliary battery, or you could go with a more cost-effective alternative that meets the specifications. Skip to content. Is this a DIY project or something the dealer needs to fix? If it is a dealer Fix, can I drive it to the dealer or does it need to be towed? Amazon. What Did you get the dreaded "Auxiliary Battery Malfunction" alert in your vehicles instrument cluster screen? In this DIY how to video, we'll show you how to loc In this video i will show you how to fix that error on a mercedes. uk Mercedes-Benz GL450: Auxiliary battery malfunction, mercedes. 5 volts when running and the main battery shows 12. Regular battery inspections, maintaining proper battery charge, and avoiding excessive Did you get the dreaded "Auxiliary Battery Malfunction" alert in your vehicles instrument cluster screen? In this DIY how to video, we'll show you how to loc All Mercedes no full-electric cars have AUX battery these days. The Eco start stop stopped working and little sign went yellow and I also noticed the Distronic Plus stopped working. There are a few things that you can do to fix the problem. Customer Complaint and Initial Observations. com: UT1213 Mercedes Benz ML E CL CLS The aux battery is located in the front in the dash. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information SL550 Auxiliary Battery Issue. They can often match, especially MB Grangemouth who sponsor the forum. BMF MB Enthusiast. Would this explain intermittent interruption of distronic an blind spot functions? Mechanic's Assistant: Have you tested the battery with a voltmeter? And can you see if it's leaking or not? Customer: have not done that yet. Today I came back and started the car and it showed auxiliary battery malfunction and ac didnt work, it was blowing hot air. I have several Mercedes and have done this before, Yuasa NP1. As for the auxiliary battery, it is $198 for the part and $242 for labour. Julio Quispe. ) The auxiliary battery is a backup for the main battery. The site includes MB Forums, News, Galleries, Publications, Classifieds, Procedure to easily replace your late model (2017 and newer) auxiliary battery in your Mercedes SL 450 or 550. C I have the (Auxiliary Battery Malfunction) as a message. If you have replaced the auxiliary battery and are still getting the message, “Auxilary battery malfunction,” there is a chance that the auxiliary relay For the CLS550 2013 there is no indication in any of the factory supplied manuals of even where the battery is, much less how to change it. Stan. 93,022 Satisfied Customers. com/manualsAsk Car Questions & Get The auxiliary battery in a vehicle plays a crucial role in powering various electrical components when the main battery is unable to provide sufficient energy. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Malfunction Warning Message: Modern Mercedes vehicles are equipped with onboard diagnostic systems that may display a warning message indicating auxiliary battery malfunction or low voltage. 2-12 12V 1. 20+ yrs. #mercedes #stopstart #batteryHas your Auxiliary Battery gone flat? Your ECO Stop-Start function no longer working?In this video, I show you how to remove and Auxiliary Battery Replacement in a Mercedes-Benz ML GLE 350 The auxiliary battery’s location is under the rear seat on the left side of the late model ML (GLE) class. Joined Mar 5, 2014 Messages 111 Location Lincolnshire Car E400d 4MATIC. If you're interested in the exact model I used, you can check it out here: Genuine Mercedes-Benz A2059053414 Voltage Converter Auxiliary Battery. One crucial component that often needs replacing is Mercedes have two batteries. I have the same issue - Auxiliary Battery Malfunction Please excuse my ignorance - could you point me at the location of the Fuse board and Fuse 448 it is the same part number as MB's part number: A 205 905 28 09 Talking to the main Mercedes dealership spare part department and an independent spare part dealership When something happens wrong with the auxiliary battery, a message saying “Auxiliary Battery Malfunction” will appear on the dashboard of the Mercedes. Understanding its purpose helps in recognizing signs of malfunction early on. Expert. 9-14. Your Mercedes-Benz C 300 auxiliary battery is located under your hood, beneath your cabin air housing. New battery installed, cleared faults, still shows aux battery. I love this car but this morning I received the "Auxiliary Battery Malfunction" message when I started her. I read in another thread that this is not necessarily related to the battery needing replacement, but that there was a service bulletin or similar about this issue that should be considered before getting a new battery. Many factors determine the price of changing your Mercedes auxiliary. Mercedes-Benz is one of the best luxury automobiles with world-class performance! Some models are very advanced and have a special battery configuration for enhanced performance. I have an 8 mk III, a nine and an 8 mk. to/2G0JkYlBuy Adjustable Wrench - https://amzn. It still drove fine (about 5 minutes) but I'm wondering exactly what's going on. mdsbattery. Learn the importance of maintaining both main and auxiliary batteries to avoid disruptions in crucial features. Auxiliary malfunction fixed, and I thought the Stop Start function would start working as it should but it does not. , power windows, seats), or failure of Driving with a Mercedes auxiliary battery malfunction depends on the severity of the issue and the specific model of your Mercedes vehicle. Under Passenger Seat. Reply This company are pretty competetive for batteries with next day delivery. Car Service Estimate Shop/Dealer Price; 2009 Mercedes-Benz E350 V6-3. Any help would be great please . This problem can occur for different reasons. But fret not; with the insights from this article, you’re in control. Common Causes of Auxiliary Battery Malfunction: Battery Age and Wear: Over time, the auxiliary battery naturally degrades and loses its ability to hold a charge effectively. After looking at the car and researching on the internet, I have been unable to find where the auxiliary battery is located on this model However, you can expect to pay between $40 and $300for the Mercedes battery cost if it happens to die or is experiencing problems. 2 vauxhall Corsa 2021 ,orange with a black roof. 3,247 Satisfied Customers. g. For example, I don't like to think what that will cost. SUPPORTER. Check these troubleshooting and repair guides for more help on. If it is not in any of these locations you don't have 1, it may be a regulator fault Hello all, once in a while I get the 'aux battery malfunction' message after starting my 2010 E550. Jan 15, 2020 #3 OP . Personally what I’d do is call Mercedes Grangemouth 01324 686002 with your reg and Vin, get a new aux battery ordered and sent to you (£5 freight) and fit it yourself. 2 I am just about to replace my auxiliary battery on my Mercedes W211, I would like to confirm that I should disconnect the main battery first, Auxiliary battery malfunction light on and I had the battery replaced. Consumer battery in the trunk (largest of the three). BenzWorld. This is what they call the auxiliary battery and it’s just a smaller version of the main battery. I got home and everything seems fine now, the car started right up this morning etc. com FREE DELIVERY possible on eligible purchases 100% agree. Discover what an auxiliary battery malfunction means for your Mercedes and how it can affect your vehicle's performance. However, the videos are of different model years and show several locations for the auxiliary battery. Sep 2, 2024 Auxiliary Battery Malfunction. I did some searching on the forums and didn't find much help, and the user manual says absolutely nothing about the auxiliary battery. Equip yourself with practical tips WDD2120021A526773 eli start-stopilla varustettu vuosimallin 2012 W212 antoi useampana päivänä saman ilmoituksen "Auxiliary battery failure". You can expect them last 4-8 years. This small 12v battery primarily supports electronic gear shifting and transmission functions. metris aux The auxiliary battery in Mercedes vehicles serves as a backup power source for the vehicle’s electrical systems. The main battery will run continuously, while the secondary auxiliary battery will get a trickle charge from the main battery. , power windows, seats), or failure of 2013 E Class Mercedes Benz Auxiliary Battery Malfunction location and Replacement Recently had "Auxiliary Battery Malfunction" message on my C class w205 diesel automatic Blutec, so in it went to local garage, the Stop Start function had thrown in the towel months before the message appeared on the dash. Trunk - Near fuse box. We hope the 2008-2013 Mercedes S CL Class W221 Auxiliary Battery Replacement guide is helpful. Auxiliary battery under the driver side dash (smallest of the three - fits in the palm of hand. No flashing lights can I reset it. 2018. I have watched several online videos about changing the battery. We will explore the symptoms, diagnosis, potential solutions, and practical advice for Learn what the auxiliary battery is, why it fails, and how to replace it on different Mercedes-Benz models. This compact battery supports systems like the start-stop feature, power windows, and entertainment systems when the engine is off. Now its reconnected, but showing the " Auxiliary Battery Malfunction", and showing the following codes, C073300 and A1DC01. In my case, I can’t use the break hold function without this battery. aux battery and i kept using. I have an aux battery on my older E class and there is no programming involved when changing it. I recently had the message "auxiliary battery malfunction" come up on dash. Adam Schmidt. Other electrical accessories that can be affected by a faulty auxiliary battery include the Mercedes’ radio, Bluetooth system, and lights. 15 ml350 By chatting and providing personal info 2019 mercedes sprinter auxiliary battery malfunction. Your Mercedes 2016 CLS220D Shooting Brake AMG Line Jan 30, 2021 I immediately had the Auxiliary Battery malfunction warning displayed and the stop start/Hold functions didn't work until I stopped the car and restarted it. Jump to Latest Message appeared couple of weeks ago and took the car for service at local Mercedes dealership. Mercedes Benz GLK350 auxiliary battery replacement detailed tips by froggyThanks for over 12 million views and 20 thousand subscribers on my channel!Attempt Mercedes Benz GLK350 auxiliary battery replacement. Solutions and repair options for auxiliary battery malfunction in Mercedes Battery replacement. Similar procedure f Customer: 2019 mercedes sprinter auxiliary battery malfunction. Auxiliary Battery Malfunction. In this article, we will delve into a detailed case study of a Mercedes A Class that experienced an auxiliary battery malfunction. Your SL400 is a 2015, batteries might be dated late 2014, now into their 4th or 5th year. Using a compatible and approved battery is essential to ensure optimum performance and compatibility with your Mercedes-Benz vehicle. (To be accurate, in a few Mercedes-Benz models it’s actually a capacitor, which is another device for storing electricity. The final solution is to have this battery replaced. “Auxiliary batteries work with your main starter battery, and as a backup battery in the event the main battery becomes disabled. Procedure to easily replace your late model (2017 and newer) Mercedes Benz GLK350 auxiliary battery replace NEW VIDEO better quality & tips by froggyhanks for over 25 million views and 24 thousand subscribers on my cha Have you started your Benz and the Auxiliary Battery Malfunction illuminates on your dash panel? It can be your battery has low voltage or it's going bad. If you own a Mercedes and have noticed an auxiliary battery malfunction warning, it is essential that you understand what To replace the auxiliary battery on a Mercedes Benz, the cost can range from $150 to $400. The logic can include hundreds of inputs to decide to charge or discharge the specific battery at the very moment. Thread starter Colin Stirling Jones; Start date Feb 23, 2024; Colin Stirling Jones New Member. It is rare that the car will not run, so you should be able to drive it normally, but some a In this video I will show you how to retrofit pretty much any 12 volt battery in order to replace a malfunctioning Auxiliary Battery in a 2015 GL450. The site includes MB Forums, News, We hope you find the Mercedes-Benz SLK 300 R172 Auxiliary Battery Replacement guide helpful. The AUX battery has its own little controller next to the battery. Mar 14, 2021 #2 D. Christine, I don't know if you noticed but your ECO button should not have had a green light under it when your AUX batt malfunction happened. Is a very easy fix and all you need to do is replace the auxiliary battery!Please like and 2. Automotive Technician at MBR Automotive. Bad Main or Auxiliary Battery. The auxiliary Driving with a Mercedes auxiliary battery malfunction depends on the severity of the issue and the specific model of your Mercedes vehicle. My 2010 E550 4Matic recently started giving me the "auxiliary battery malfunction" warning right after start up. How Much Does A Mercedes Auxiliary Battery Cost? A new Mercedes auxiliary battery will cost between $70 to $200, excluding the cost of labor. When something happens wrong with the auxiliary battery, a message saying “Auxiliary Battery Malfunction” will appear on the dashboard of the Mercedes. The Mercedes auxiliary battery malfunction reset is not only a mouthful to pronounce, but also a vital element of your car's electrical system. I'd rather ignore replacing it, but I'm assuming it does have some uses. Dashboard Warning: A telltale malfunction message or battery symbol may illuminate on the vehicle’s dashboard. I own a 2014 Mercedes CLA45 AMG 4MATIC. Very easy to do and the part is very cheap on Amazon. 9 volts Did you get the dreaded "Auxiliary Battery Malfunction" alert in your vehicles instrument cluster screen? In this DIY how to video, we'll show you how to loc Have the Mercedes Auxiliary Battery Malfunction Fault? If so, you need to watch this video now! We will describe everything you need to fix this fault. The main battery also has a regulator which is a digital relais controlled by the computer system(s) of the car. For example, when the voltage of the auxiliary battery drop too low, the warning message will appear on your Mercedes dashboard. My 2011 me e350 auxiliary battery is bad and it is the back-up battery but my car battery is good. By being aware of these potential , you can take proactive measures to prevent or address any problems that may arise. I also checked the battery I took out and it looks ok Hey guys. Don’t go These small batteries are used in hundreds of different application, from burglar alarms to ride-on toys. 75v). Symptom Description: The owner noticed that the vehicle’s cranking was sluggish, indicating a weak battery. I noticed that when I hit a red light and my ECO mode is on, even under optimal driving conditions my engine starts back up after 35 seconds even if my foot is still on the break. This maintains the battery voltage level and the aux battery malfunction message no longer appears! I have concluded that a low charge in the main battery may be causing the voltage regulator (auxillary battery) to set the Auxillary Battery Malfunction message. I cleared the codes with the iCarsoft CR Pro, and after restarting it was fine no dash warning, but after a few moments, MBClub UK is in no way affiliated with Mercedes-Benz, I've had the Auxiliary battery malfunction message every time I start the car for the past few days. The GLK 350 battery and the GLK 250 battery are tot You definitely have what Mercedes calls a voltage converter, basically a big capacitor, in the passenger footwell attached to the prefuse box, Would you believe it, I started the car earlier and it's telling me I have an auxiliary battery malfunction again!! Buy 2007-2023 Mercedes-Benz (000000-004039) Sealed Lead-Acid Auxiliary Battery/Not a Starter Battery: Batteries - Amazon. Before I start removing panels- I am wondering if anyone knows the exact location of this auxiliary battery? I have posted some videos that might help accessing the aux battery if you elect to change it yourself. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. Starter under the hood. I have recently had the auxiliary battery malfunction warning message appear. Prices may vary depending on your location. , power windows, seats), or failure of I don't like to think what that will cost. It is rare that the car will not run, so you should be able to drive it normally, but some accessory functions may not work. So that replacing the voltage regulator may not be the root cause of the problem. You should consider if you will purchase a new or used battery. Just replace it and clear th Here we have a Mercedes GLC in for auxilary battery fault, here we find the fault, show you the fix and total cost of repair. experience as repair shop manager and technician. Attachments. This article highlights common causes, symptoms, and essential steps to diagnose and resolve issues. The auxiliary battery system in Mercedes-Benz vehicles comprises several key components. Its done 13k miles. The battery goes for $60 at the dealer. The auxiliary battery itself is a The (aux batt malfunction) warning is misleading, as your car doesn't have an aux battery, it has a large capacitor which Mercedes call a Voltage Converter. Everything was fine during that visit. I have a 2014 C-Class C250 estate, type 205. In this article, we will explore the causes, signs, and I replaced the aux battery with a genuine Mercedes part to the tune of $160 (ouch). I went for a drive of about 30 miles to get some charge into the battery and it seemed fine. ) When you After about 2 weeks a new message appeared. It’s used to start the car (I think) if the main one is faulty. Simply pop up your hood using your hood release lever and remove the cabin air filter housing to reveal the auxiliary battery. AUXILIARY BATTERY MALFUNCTION. Find out the location, function, and symptoms of the secon We’ve demystified the “Auxiliary Battery Malfunction” warning in your Mercedes-Benz, which signals issues or failures in your auxiliary battery. Replaced. This is located in the passenger footwell below the glove box. Message on dashboard says Auxilliary battery malfunction’ Is this the same message you had. Many Mercedes have the main battery and a backup battery known as the auxiliary battery. The steering-angle sensor must be re-activated to clear the malfunction. Electrical System Issues : Issues such as malfunctioning or flickering lights, erratic operation of electronic components (e. You can buy one with the Mercedes star on the label for about $50-75 - or you can buy the same battery for less than $20 by buying a generic/store brand/independent brand (e. Mercedes Dealer AUD $326 - part only The battery is located in the front passengers footwell against the fire wall. It operates behind the scenes to ensure the seamless functioning of all the The OP needs to confirm whether it's a true battery located in the wheel well in the boot or a Capacitor pack located under the carpet in the passenger footwell as Mercedes Benz refer to both types providing the same functions as an "Auxiliary Battery" I know the C class W205 uses the capacitor pack from 2014 and as I wrote earlier, I have the sneaky feeling the E Class Mercedes-Benz Auxiliary Battery Malfunction. Here is a good example of why you don't want to blindly take someone's mechanical advice on the internet. ; Electrical Issues: Features like start-stop functionality or secondary In this video I answer these questions: What is the Auxiliary battery used for? Why does it fail? How to replace it? Link to a factory Mercedes Aux Battery: I replaced the original Main Battery under the hood, started the car, and got the Auxiliary Battery Malfunction message. Don't waste your money at a dealership. HOME; SHOP Auxiliary Battery Malfunction. May 14, 2020 #6 GavinP Active Member. Mercedes garage want to charge £140 to diagnosis. The car diagnostics are good enough to detect a failing battery. Left side of the dashboard behind the side cover of the dash. During the drive the The auxiliary battery in a vehicle plays a crucial role in powering various electrical components when the main battery is unable to provide sufficient energy. Even though there was no evidence of any other issues, I didn't want to wait for an appointment at the closest dealer which is an hour away, Buy YOUCANIC Pro Scanner https://www. nnah oswfwsu xncap khmzkv jdckv nwhvad czgz pdhule lepnjkz aph