2-12 12V 1. The system uses an additional auxiliary battery to help make it all happen. How to Reset a Dead Battery on a 2016 Honda Civic; A27 vs. Had same problem on wife's glk350. Everything was fine during that visit. 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 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 same. A healthy battery should register around 12 volts; if it's below this, it might be time for a My 2018 QX30 only has 20,000 miles. I ended up having to Velcro the battery holder in place with a large double sided velcro cord. 75v). Did some research online and found that replac Mercedes-Benz W166 Auxiliary Battery change Your Mercedes SLC 250D Apr 16, 2023 #1 Can anybody please tell me where the auxiliary battery is situated on a 2016 SLC250D please, I am struggling to find out where it is and it has failed. To be certain that the auxiliary battery is OK, I'd disconnect it and then test the voltage again. I have checked the connections and battery voltage {12. I found what I think is the main battery under the Auxilary Battery Malfunction is a common error message that comes up when the Mercedes-Benz auxiliary battery fails. We were in Phoenix earlier in the month and the dealership replaced the auxiliary battery and we drove back home fine. What causes aux battery malfunction lights on dash? - Answered by a verified Mercedes Mechanic. Also, if this warning Mercedes 2016 GL63 amg not starting and giving multiple malfunction messages after replacing auxiliary battery. The auxiliary battery malfunction light has been on and needs to be replaced, this was already on before the engine light came on with the codes. How to fix Auxiliary Battery Malfunction on Mercedes S550 w221. I changed out the battery, but I still get the alarm, and I can't use my cruise Aux battery is a primary source of power for the transmission gear selector. ; Electrical Issues: Features like start The auxiliary battery is used to help run your cars accessories. Are there any other components that should be replaced to clear the Auxiliary Battery Malfunction Auxiliary battery malfunction Is there a spare auxiliary battery in mercedes benz C180 we have 160km to drive to next mercedes-benz maintenance This thread is archived Hi guys, Just had the auxillary battery malfunction light in my E63. You should consider if you will purchase a new or The auxiliary battery is a smaller battery located on the left side of the dash panel, Mercedes benz 2011 e350 auxiliary battery malfunction. This 12V 170A battery is designed for various models, including the E320, E350, C300, S550, and more. This battery is failing/has failed. Simply send in your defective, locked or blown seat belts I have a 2014 E220, and I have a auxiliary battery malfunction alarm in my display. In my reading on the forums I caught a post where a guy replaced his aux with a battery that fit but wasn't the right battery type. Some non-USA NCV3 Sprinter had a 12V/10-12AH auxiliary battery (E34 BUFFER bobkat answered 2 years ago Take it to the dealer now. I don't know whether he had to do anything special to My 2010 E550 4Matic recently started giving me the "auxiliary battery malfunction" warning right after start up. Install the new battery in reverse order of Step 2 above. A2059053414 Voltage Converter Auxiliary Battery for Mercedes-Benz £120. It's an easy to do and a quick fix. to/2g1a I am getting the auxiliary battery malfunction warning on my E class estate 2014 CDI 250. Bad Main or Auxiliary Battery. mdsbattery. When you say Auxiliary battery malfunction The auxiliary battery is essential to the running of your Mercedes-Benz C 300. The main battery, also known as your system battery or starter battery, starts your engine and serves as the main power source for all electrical components in your vehicle. To remove the Hi everyone ☺ after some info and would be grateful if someone could help. Car working fine and a few items not working ie mirrors don't fold in when parking. Care I see no ill effect, other than a few stored data items got reset (clock, date, etc). It is rare that the car will not run, so you should be able to drive it normally, but some a 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. They do discounts and delivery Your Mercedes R231 SL63 AMG Nov 16, 2013 #2 r129MAN said: then suspect water under passenger carpet caused by blocked heater box drain holes or water in boot causing electronic malfunction. 2011 Mercedes-Benz E350. The auxiliary battery malfunction message has popped up in my 2014 e class. k. However the "Battery Malfunction" message is still showing. So I had the dealer replace both and reset the computer. Joined May 30, 2007 Messages 3,536 Reaction score 1,020 Location In this video Mike Icee will replace the auxiliary battery malfunction on a Mercedes W212 E350 e-class. Without it, your instrument cluster, dashboard warnings, and other electronic parts like GPS won’t turn on, which will affect how you drive overall. I cleared the codes with the iCarsoft CR Pro, and Hi every one welcome on my Mercedes sport, car repair youtube chanel , you can get information about car future ,explain car parts ,A45 AMG AUXIARY BATTERY 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 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. But the fault remained. I love this car but this morning I received the "Auxiliary Battery Malfunction" message when I started her. They'll have a loaner for me on 26th and for that visit they're going to change the timing cover gasket (big job, been weeping a couple years), weatherstripping for sunroof (tightened it last fall for wind noise, developed creaking noise from tightening, and then when real cold the wind This is not auxiliary battery related malfunction. The main battery is for starting only. My understanding is it allows for the operation When one of my friends put his car diagnostic laptop on my Mercedes, the following errors where found : Battery Energy Control Module – BSG211 (battery energy control module 4 fault codes) : 9051 Consumer shutoff, stage 1 Intermittent; 9050 Consumer shutoff, stage 2 Intermittent; 9092 Auxiliary battery Intermittent; 9071 Auxiliary battery I parked for about 30 minutes and when I started the car again, I got an "Auxiliary Battery Malfunction" warning. If you plan to do the swap in the parking lot, make sure to have a 10mm, and a 13mm socket with a long extension. So I wasn't sure if it will be good connected. C220 - 64 Reg - Auxillary Battery Malfunction. Anyway I parked the car, hopped in the Landie and forgot all about it. MB couldn't fit me in till next week. Your vehicle uses a feature called Eco start/stop. If you see an ‘Auxiliary Battery Malfunction’ message on your Mercedes, you can often fix it yourself by replacing the auxiliary battery. So that replacing the voltage regulator may not be the root cause of the problem. The main battery will run continuously, while the secondary auxiliary battery will get a trickle charge from the main battery. fcpeuro. BenzWorld. The good news is, while you should get it fixed, it’s not something to worry about unduly. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright GLK-Class (X204) - 2014 GLK350 2wd auxiliary battery malfunction - I am getting the Auxiliary Battery Malfunction on my 2014 GLK350. I had weird issues and needed to get both batteries replaced. Jump to Latest Message appeared couple of weeks ago and took the car for service at local Mercedes dealership. They brought the battery from the Mercedes dealer and replaced it. E-Class (W212) - auxiliary battery malfunction - Went out to car today and it said Auxiliary battery malfunction. The faults and repairs continue right along with the Mercedes. Getting a replacement battery is straightforward (MBPartA000982960864) I’m having a hard time finding the aux battery voltage regulator part number for the wagon. It is still under the 4 year warranty. So I have replaced the Mercedes aux battery with a YUASA NP1. During the drive the Buy Auxiliary Battery - https://amzn. I watched a video on Just got the Auxiliary battery malfunction message on my 2014 E Class estate. Replacing the battery is easy and takes less than $20 min. The car works fine but now, I get a notification on the cockpit dashboard that says "Auxiliary battery malfunction. Also had low voltage codes . last time it happened never got out of the driveway' went in and got voltmeter and battery charging at almost 14 volts. Auxilliary Battery Malfunction Update: I change aux battery. I hope that you find it helpful and informative. No, it really is not serious. " At Halfords I asked the technician if this was ok, and his reply was, "yeah, it happens after a new battery is installed and the previous battery I just changed auxiliary battery and main to my 2014 CLA 2014 and it keeps malfunctioning on dash hour do I reset the computer I check voltage on both never drops below 14. Search titles only Your Mercedes W221 S65 AMG - W204 C63 AMG + Various other MB's May 23, 2019; This morning, I got the "Auxiliary Battery Malfunction" warning message. 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". uk. C OEM Mercedes Battery Price: $247; Installation Price: $140; 2011 Mercedes-Benz C300 4-Matic. I hope this is only because of the errors, and can be reset. Closed 7:30 AM - 6:00 PM. And the battery died too. The right side of the relay pair of contacts, I assume, go to the battery located in the front, under the hood, and the left relay terminal was connected to the plus terminal of the auxiliary battery. The aux battery is a small 12vdc 1. If you own a Mercedes-Benz W205 with electronic gear Your Mercedes-Benz C 300 auxiliary battery is located under your hood, beneath your cabin air housing. naris New Registration. June 17, 2019 Mercedes-Benz Repair in Wellsburg, WV; Hi everyone, I have a 2021 Navion with a 2019 Mercedes Sprinter chassis that has been in the shop for a auxiliary battery malfunction 3 times and every time I'm told everything is fine with the battery. The site Your Mercedes 2016, LWB W222 AMG Line S-Class S350d - W415 Citan Van too :) Aug 28, 2023 #1 Car is a 2016 S350d that I've owned for just over 3 years. , the problem came back after three days of normal (short journey) use. Draining main battery – If the auxiliary battery fails, Today we had a customer drop off a Mercedes-Benz GLE 350, complaining about an auxiliary battery light being on. Question is does it have to be reset with star ? bembo449 Senior Member. My ride: C200 Sport (PI) Latest model Hi C- Class owners, I having problem in my ride, It keep showing auxiliary battery malfunction even i press ok. Although the warning isn't critical - and the car is perfectly driveable - the warning Hello I hope someone can help. 2 amp-hr sealed lead-acid battery. I received a "Battery Malfunction" message. Verified by Business. It went from AGM to conventional battery with no apparent issues and also solved the auxiliary battery issue without changing the “auxiliary battery”. The parts and labor required for this service are How It Works. Dashboard Warning: A telltale malfunction message or battery symbol may illuminate on the vehicle’s dashboard. The air suspension may be too weak to raise the car, the air release valve may get stuck, or the air suspension compressor may stop working completely: 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. The auxiliary battery on the R172 is located behind the driver’s seat. This feature shuts the engine off at stop lights/signs and during extended idling and then restarts the engine instantly when needed. Hi All, My battery died so, I had to buy a new battery from Halfords and installed it. Diesel Blutec Automatic Saloon. Figure 2. Dealership So, 8 weeks after the 3-year warranty expired, Red Ken decided to invoke the Law of Sod and throw up a "Auxiliary Battery Malfunction" warning. the main battery is in trunk in frt section of what would be the spare tire area. Those of you that aren’t necessarily familiar with the auxiliary batteries on the Mercedes-Benz and now also coming out in many more of the European I recently had the message "auxiliary battery malfunction" come up on dash. Looks like I need a new aux battery. Today, it was the Auxiliary Battery that gave out. Most Mercedes Benz vehicles use two batteries, the main and the auxiliary battery. Learn how to install a new 12V auxiliary battery in a Mercedes-Benz GLA250. I am planning to buy a replacement and fit the battery myself but I am a little intimidated by the two batteries and all the electrical parts and computers. By replacing your Mercedes-Benz main battery, you can save between $100-$200. to/2G0JkYlBuy Adjustable Wrench - https://amzn. This is a small 1. 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. Omalta kannalta suurin murhe lisäakun halvaantumisesta oli HOLD toiminnan puute, jota ilman automaattivaihteinen tuntuu vielä tavallistakin kömpelömmältä ajaa. Auxiliary Battery Malfunction- Replacement. ★This video will show you how to change your Auxillary Battery in your W222 or 2016 Mercedes Benz S550. I have a 2014 C-Class C250 estate, type 205. 8. Literally just finished today. I had replaced main battery 2 weeks ago. Then I got a Auxiliary Battery Malfunction warning on Friday, so I replaced it myself with a Duracell battery over the weekend. It’s used to start the car (I think) if the main one is faulty. A23 Battery; Categories Battery Guides. I replaced the battery a few - Answered by a verified Mercedes Mechanic My volume went out in my 2015 Mercedes c300 like a week ago and I have reset the audio with the cd ejector and that did nothing and I clicked on sound and when I go to I picked up my car on Saturday, and it’s got the auxiliary battery malfunction message flashing up every 5 ***** seconds! So they changed the part before I collected the car. The Mercedes auxiliary battery is found inside the front footwell of the passenger seat, at the top, in 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 main car battery and then a smaller "Auxiliary" in back cargo area, not sure where. There is no Aux battery on a 230, you have the I recently had the message "auxiliary battery malfunction" come up on dash. 3AH AGM BATTERY AGM1213 : Tools. And upon inspection, we found that, in fact, the auxiliary battery had failed. These suckers are heavy ( 50-60 LBS). Mercedes EQC Auxiliary Battery Malfunction. Original Mercedes Battery PN: 000000004039; Alternatives: Duracell Ultra 12V 1. Other Size 49 Mercedes batteries varied between $139 and $189, yet offered no better warranty. www. In the beginning, it goes away with longer drives and a turn off - on cycle. The Auxiliary battery controls many of the functions on the car. Forums. 5 Pleasure-Way Plateau TS, based on a 2020 Mercedes Sprinter Van chassis. No flashing lights can I reset it. youcanic. It has been a consistent warning each time the engine is started. We use cookies to give you the best possible experience on our website. For example, when the voltage of the auxiliary battery drop too low, the warning message will appear on your Mercedes On Saturday moaning I had the "Auxiliary Battery Malfunction" warning on the central display flash up in red accompanied by an annoying bleep, then the bleep stopped and the warning change to white but continued to flash up. Then comand system shuts off, everything resets and works fine after shutting off car and restarting. Our technicians will give you a precise estimate when we look at your car. Perform a Mercedes Benz Auxiliary Battery Reset. The final solution is to have this battery replaced. The auxilary battery is located on the side of the dashboard or under When you disconnected the battery, the computer lost all of it’s stored data. Mercedes Benz GLK350 auxiliary battery replacement detailed tips by froggyThanks for over 12 million views and 20 thousand subscribers on my channel!Attempt I replaced that this morning. The emissions protocols require a certain amount of stored data to determine the This question relates to the above C-Class, just under 4 years old, with only 23,000 miles on the clock. I got home and everything seems fine now, the car started right up this morning etc. Interestingly enough, Distronic Plus Inoperable message and Highbeam Assist Inoperable messages started too, along with parktronic not working - maybe related? Anyway, after dome poking around, it seems the AUX battery is either in the trunk or You should replace the auxiliary battery if your Mercedes starts normally, but the auxiliary battery malfunction message appears on the dashboard. You will need to remove the lower finish panel to access it. Came back with the following codes. When a Mercedes-Benz auxiliary battery starts to fail, certain signs typically emerge:. I changed my auxilliary battery after it malfunctioned and detailed the process in the link below. 8 - the reason why I did this was ABM came on and then a string of malfunctions followed, with a result of car shutting off. 1 and on dead start is is at 12. Aux battery is acting more like a backup. (My) auxiliary battery is located under the instrument panel on the driver's side to the left of the steering wheel/column. The online Mercedes parts catalogs agree with the part number the dealer sold me. 2Ah F4. See all 20 photos. If you receive an auxiliary battery malfunction warning in your Mercedes, We used the A0009819608 Battery on this 2016 Mercedes to fix the fault. Also check the battery sensor on the negative terminal, if it is of Hyundai mobis ask your dealer to check if it is under recall, if yes then you are entitled to a free battery as well a new battery sensor and Hi, I have the same issue, when the app says that there is also a yellow (on one occasion red) battery symbol in the display that says 'start engine, see manual', the engine starts fine. . ome tv Battery World AUD $195 installed (10 minute job). com/scanner/Get Factory Service Repair Manuals & Specs https://www. The main battery is OEM replaced about 3 years ago. By being aware of these potential , you can take proactive measures to prevent or address any problems that may arise. A genuine Mercedes auxiliary After addressing the battery issue, reset the trouble codes using the diagnostic scanner or OBD-II scanner. 3AH AGM SLA Battery with F1 Terminals; PowerStar 12V 1. On my version this battery is located in the boot next to the spare wheel. The battery I purchased previously came with an 84 month warranty (it is Johnson Control's top-of-the-line battery), but for $110 now only has the 3 year replacement warranty, so if it quits after 37 months, you are SOL. (and there is an ESP malfunction, but I think it is because my anti-theft system) BenzWorld. PO61A, 627400, 630F00, 643900, 720100. OP. The next time I An error notification “Auxiliary Battery malfunction” appeared on the dashboard, suggesting a potential issue with the Mercedes auxiliary battery. If this batt is dead the car will still crank if the main battery is good. Check these troubleshooting and repair guides for more help on Auxiliary Battery Malfunction. I am now on my second auxiliary battery malfunction, having replaced the first auxiliary battery the end of October . This may occur if the primary battery in the vehicle starts to lose its charge, which then forces the auxiliary battery to take over and run the vehicle This guide provides instructions on how to replace the auxiliary battery on a Mercedes-Benz R172. I did some searching on the forums and didn't find much help, and the user manual says absolutely nothing about the auxiliary battery. I have several Mercedes and have done this before, but tis is my first A220 and I am stumped. The bulbs are new. The battery turned out to be out of warranty. if the eco batt is dead, it could be a bad battery. 15 ml350 - Answered by a verified Mercedes Mechanic 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. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz Hello all, once in a while I get the 'aux battery malfunction' message after starting my 2010 E550. "Auxiliary Battery Malfunction". Bear in mind I have a 2016 UK diesel-engined RHD car but there could still be relaive location similarities even if the interior is a mirror image. It provides electricity to systems and accessories that require 12 volts, such as headlights, audio systems, computer controls, and auxiliary systems. The Eco start stop stopped working and little sign went yellow and I also noticed the Distronic Plus stopped working. 2008 ML320 CDI Auxiliary Battery Malfunction after changing battery. I installed it as shown in other posts and it is all working perfectly however, i had to pull the fuse to put the piggy back fuse in place and since then when I start the car a message is displayed, 'Auxiliary Battery Malfunction'. Joined Mar 2, 2018 Messages 14 Reaction score 2 Your Mercedes C220 / 2014 The part they describe as a voltage converter is what you need. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much The auxiliary battery in Mercedes-Benz cars provides electricity to systems and accessories that need 12 volts, such as the headlights, audio systems, computer controls, and auxiliary systems. I purchased a new battery and changed it. 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. The car diagnostics are good enough to detect a failing battery. Auxiliary battery malfunction came up on the dashboard within 2 weeks. From what I researched, when the aux battery is low or drained it used primary battery as a backup for the electronics. W205, C Class C220. If it comes on with the ignition on and stays on with the engine running then the system is ok and capable of working in the right conditions. So I took it to my local MB dealership, it was going there anyway for the B service. However I still get "auxiliary battery malfunction"after a few seconds. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world . rf065 Senior Member. Regardless of what it is, the battery's performance is critical to those key Hi Guys, I bit the bullet and got the 2ch Blackvue 650 with the power magic. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Auxiliary Battery Malfunction warning came on two days ago. Ever the Drama Queen, he decided to flash this warning up on the dash in red letters and accompany it with a repeated warning sound to fully focus my attention towards this bowel-loosening Def Auxiliary Battery. Car: Mercedes E220 diesel - 2013 Whilst driving along, the onboard computer came up with a message saying "Auxiliary battery malfunction". A plug in tester across the fuses will help diagnose which circuit(s) are drawing current. Like. Your Mercedes Eclass W213 E220d Mar 29, 2021 #1 I have a 2017 E220d, the message on screen was auxiliary battery malfunction. Xenons4U. It still drove fine (about 5 minutes) but I'm wondering exactly what's going on. Hold the battery in position, and thread the bracket bolts in by hand. Im think the aux battery or fuse under wiper is bad but I'm just not sure. It is possible to reset the auxiliary battery malfunction indicator in a Mercedes on your own, but it is recommended to have a certified In most cases, to fix Mercedes-Benz’s auxiliary battery malfunctions, you must replace the auxiliary battery. Yuasa NP1. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much My C300 2015 with auto start stop function completely went haywire today. I am new to MB and searched a LOT for some info on the Aux Battery and it is still a mystery. 2Ah VRLA Sealed Lead Acid Battery - Mercedes Benz Auxiliary Battery N000000004039. In this video I will replace the auxiliary battery or ''auxiliary battery malfunction "in the Mercedes CLA 250. Kindly advice whether does C200 have any backup battery? Please advice any workshop that is specialist in this. 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 In summary, the of auxiliary battery malfunction in Mercedes can be attributed to an aging battery, electrical system issues, and a faulty charging system. I noticed when I pulled the Aux Battery it was VERY hot to the touch. I bought a replacement from www. welwynmerx. Now everything is ok. This battery only gets charged when you're running the engine, as does the starter Clock/radio resetting – The car’s clock and radio may reset randomly as the auxiliary battery charge declines. It is reported to be in other When I first bought the car used, a week in I saw an “auxiliary battery malfunction” error message. started out with a check battery warning message. Simply pop up your hood Auxiliary battery malfunction light on and I had the battery replaced. Save Share. I have had the car at the dealership and they tested the battery and said it was o. It's literally unplug the old one and plug in the new one and the warning goes away immediately. I was driving with agility set to comfort with auto start/stop enabled and in green status when all of the sudden when I tried to accelerate the car wouldn't turn on and a bunch of instrument lights came on and on top of the the gear box was changed to neutral and 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 battery is located below the front passenger seat and the main 12v b Recently i've been getting the "Auxiliary Battery Malfunction" message on start up, however the next day the message will disappear, i'm a bit confused as if the aux battery was flat then the message would show up? BenzWorld. I also checked the battery I took I received a warning message on my dash on Saturday, beeping every few seconds in red, Auxiliary battery malfunction. In this post we’ll explain the auxiliary battery replacement process in a How To Solve Your Mercedes-Benz Auxiliary Battery Malfunction (Singapore) Recently, world renowned luxury vehicle manufacturer Mercedes-Benz has been at the center of a controversy surrounding the battery configuration in some of their vehicles. After a little more research – determined that a second auxiliary or backup battery are very common on many Mercedes-Benz models. Hi All, Just started getting the "Auxiliary Battery Malfunction" on my 2014 E350. Actually is the other way around. batteries go bad. 2019 How to replace Mercedes auxiliary battery! Fixing Auxiliary Battery Malfunction dashboard error. This repair takes about thirty minutes. OEM Mercedes Battery Price: $165; Installation Price: $140; Cost to replace Mercedes battery yourself. This stopped the ECO function working (maybe no bad thing!) and sometimes stopped the "HOLD" function operating. The battery is located in the trunk underneath the trunk floor. IbrarM Member. The GLK 350 battery and the GLK 250 battery are tot Mercedes W177 W118 A CLA Class Auxiliary Battery Malfunction Location & FixedIt’s best if you change the battery. Your Mercedes '93 500SL-32, '01 W210 Estate E240 (RIP), 02 R230 SL500, 04 Smart Roadster Coupe, 11 R350CDi Oct 29, 2019 #2 Give MB Grangemouth a call and mention the forum. Tel: 01707 395999www. For me, the issue was resolved when I opted for a genuine Mercedes-Benz auxiliary battery. 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 I started the car the other day and got the aux battery malfunction alert. uk Also do you "You will also realize that your auxiliary battery is malfunctioning if your car engine starts and works well, but your car accessories which runs on voltage such as the car audio system, signal lights or your vehicle’s safety feature like PRE-SAFE, Active Brake Assist, ATTENTION ASSIST, Blind Spot Assist, Lane Keeping Assist, Lane Keeping I've had the Auxiliary battery malfunction message every time I start the car for the past few days. I was getting the "Auxillary Battery Malfunction" warning from time to time while driving 2014 Mercedes GL450. 2Ah SLA (Sealed Led Acid) battery. How to do that is slightly different for each car, but is This is my first Mercedes and I am constantly learning about new ways to engineer automobiles. What are the symptoms of Mercedes auxiliary battery malfunction? The common symptoms of a malfunctioning Mercedes auxiliary battery include dimming headlights, slow engine cranking, and electrical system failure. After about 2 weeks a new message appeared. What Does the Mercedes-Benz Auxiliary Battery Malfunction Mean? Your car has two batteries: the main battery (G1) and the auxiliary battery (G1/7). Jump to Latest 1K views 8 replies 4 participants last post by vc_cto Apr 25, 2024. Jump to Latest BenzWorld. This guide provides The AUX battery is mainly a backup for SBC brakes (no AUX battery on the face lift that does not have SBC brakes). Its a 2014 W212 on 21k. I cannot find the location of the battery. 9 12. Bought a GLC250d, 2015 with 48k miles, first week of September 2022 (from a car dealer, not Mercedes direct). com/manualsAsk Car Questions & Get Auxiliary Battery Malfunction FAQs in Mercedes-Benz Vehicles Indications of an Auxiliary Battery Failure. Instead, it's a small capacitor used to store energy that helps with the stop/start function and switches the transmission into park when the battery dies. Your Mercedes-Benz E 350 has two batteries - a regular 12-volt starting battery and a SRSModule™ offers SRS airbag module reset and seatbelt repair with in 24 hours regardless of your location. Reactions: markjay About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright How to fix auxiliary battery malfunction Mercedes , auxiliary battery malfunction solved Mercedes Benz e-class,W212#How to reset auxiliary battery malfunctio We hope the 2008-2013 Mercedes S CL Class W221 Auxiliary Battery Replacement guide is helpful. The location is the passenger footwell as stated and takes only 30 mins to do the job, I Make sure to support the battery as it may fall inside the dash. 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 While removing the towbar from my 2014 w212, I had to disconnect the cable supplying the power to the trailer relay. Fortunately, changing the aux/secondary battery is more manageable than changing the oil on your Mercedes-Benz. Mechanic's Assistant: Would you prefer help from an online mechanic or a recommendation for The battery has been disconnected within the last 12 heat cycles. This will clear any stored fault codes related to Sometimes, an auxiliary battery malfunction such as a blown fuse can cause problems. This message may be rather frightening, especially if it appears while the driver is on the road. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. metris aux 2013 Mercedes CLS550 check engine light is on. Within 1 week of it being changed, it came up again. 5 volts when running and the main battery shows 12. Despite my I have a 2017 C350e Plugin Hybrid. 9 volts. Hope it helped. If it remains on I would replace the auxiliary battery. The auxiliary battery Malfunction in the Mercedes C-Class W205 poses a crucial issue affecting the proper functioning of this prestigious vehicle’s However, you can expect to pay between $40 and $300for the Mercedes battery cost if it happens to die or is experiencing problems. Solution, get 13 heat cycles from last battery disconnect. The main car battery I could get at a local part store but the 2nd "Auxiliary" battery was only available at the dealership. In this video I am showing the way I am dealing with Auxiliary Battery Malfunction problem. Add photo. View this post on Instagram. Many Mercedes have the main battery and a backup battery known as the auxiliary battery. org forum is one of the largest Mercedes-Benz owner websites - Rodney Birmingham, Alabama (USA) - Current: 2011 SL550, Former: 2011 C300, 2010 ML350, CLK550 Cabriolet, 2002 C240, 2001 ML320, 1984 300TD Checkout the MBZ glossary: Diagnostic Tool Terms and General Glossary Mercedes-Benz E 350 Auxiliary Battery Malfunction - How To Troubleshoot And Fix. Has anyone else had this problem? I'm thinking that there may be short somewhere as it happens approximately every 2 months when the Just read on, and replaced the main and aux batteries on my 04 E500. WDD2120021A526773 eli start-stopilla varustettu vuosimallin 2012 W212 antoi useampana päivänä saman ilmoituksen "Auxiliary battery failure". Auxiliary Battery Malfunction: 2012 E 350 W212 location and model. The auxiliary All Mercedes no full-electric cars have AUX battery these days. In that case, your Auxiliary/secondary 12-volt battery may need replacing. The complaint was for a auxiliary battery malfunction warning light. You are correct that the dynamo powers both batteries. we found the battery which is really a capac We’re working on a 2015 C300 in this video. Anybody know how I can check and/or reset it? Thanks Paul. We are now back in Calgary, Alberta and it happened again yesterday. If this is the case, you'll need to replace the fuse before recharging the battery. After help from this forum and others I have just fitted a new unit which I purchased from Ebay £34 with 2 year guarantee. If you are showing an auxiliary battery malfunction you will most likely need to replace the auxiliary battery as well. I turned off the start stop button. Attachments. uk Apr 19, 2020 #11 OP . The battery tested bad (Cold Cranking Amps measured 26 when rated at 200) which gave me the assurance it was the battery and not the relay. If your car has a faulty auxiliary battery, it can cause your electrical components and safety features to An auxiliary battery malfunction warning means something is wrong with your car’s auxiliary battery. Anyone had this before? Is it just a case of replacing the aux battery in the boot? If so any recommendations of a good quality replacement that will stand the test of time? Thanks in advance Iddy Had an issue with my W212 estate with "auxiliary battery malfunction". If the aux battery has expired the light will go off as soon as the engine has started. have had the Auxiliary Battery Malfunction warning for a week. Replacing the small 12 volt auxiliary battery on my Mercedes GL450 is not that easy. goodcallyall Discussion starter 4 posts · Joined 2024 Add to quote; Only show this user #1 · Suppose your car has been starting fine, but you keep getting the red warning on your instrument cluster that shows you a symbol of the battery. Checked you tube and it seems an easy fix but I can't find the Anyone have "auxiliary battery malfunction"? It's happened twice now in our 2019 3500 chassis. Battery Malfunction C350e (w205) Thread starter naris; Start date Oct 5, 2020; N. When it starts to weaken the first thing you will see is the AUX Battery malfunction warning at the start. I removed the battery for about a half hour before What exactly does the auxiliary battery do? The warning came on my car when it was very cold out saying Auxillary battery malfunction. When the main battery is depleted, the auxiliary battery will kick in and continue to charge the car as Here is a good example of why you don't want to blindly take someone's mechanical advice on the internet. He Procedure to easily replace your late model (2017 and newer) auxiliary battery in your Mercedes SL 450 or 550 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. AUXILIARY BATTERY MALFUNCTION. Battery removal and location. Mercedes are saying that they can’t just clear it. Needless to say it didnt, the message came up every time i turned my car on. You can expect them last 4-8 years. Thread starter IbrarM; Start date Jun 13, 2019; Tags aux battery c220 2014 I. Thanks to John Ha for the Work Instructions. When it’s time to replace it, do it. #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 Your Mercedes R231 SL63 AMG Dec 26, 2023 #1 An "Auxiliary Battery Malfunction" message came up on the dash on my SL, on Christmas Day, a nice Christmas present, as I was on my way to the in-laws for Christmas dinner. I used My wife took her C300 into the dealership after I had changed the aux battery / capacitor and that made no difference. Many factors determine the price of changing your Mercedes auxiliary. Having a budget will help you with your purchase and save time. . The car is still under warranty but the dealer can't fit me in for over a fortnight. The original battery is lead-acid, but AGM batteries will also work. but not everytime I used the car. I went for a drive of about 30 miles to get some charge into the battery and it seemed fine. 487 posts Mercedes-Benz Auxiliary Battery Malfunction comes on when the secondary (auxilary) battery fails and no longer holds a charge. It was smooth, but one problem was that one aux battery contact (+) origininally is wider and replacement aux battery Yuasa has narrower. Mercedes eclass 300 hybrid showing auxiliary battery malfunction. This 12V 170A battery is designed for various models, including Mercedes-Benz Auxiliary Battery Malfunction Explained Are you facing auxiliary battery malfunctions in your Mercedes Benz? Click here to have the detailed knowledge! xenons4u. shut off car checked battery 12. We’ll show you how to replace/change/remove with simple tips and tricks to help get Power up your Mercedes with the Genuine Mercedes Auxiliary Battery (part number 2115410001). For most diesel engines, having two batteries is essential due to the number of components that need power. 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 Auto Repair, Auto Parts & Supplies. A malfunction in the auxiliary battery can negatively impact your Mercedes’s performance. then it went off. Got it fixed at local dealer ship for $380 plus tax. The auxiliary battery may also be referred to as the G1/13, and its main function is as a backup to operate the vehicle’s ECO start/stop function. Auxiliary Battery Malfunction Auxiliary Battery Malfunction Mercedes Case Study : Auxiliary battery malfunction Mercedes C-Class W205 Auxiliary battery malfunction Mercedes. In this video I answer these questions: What is the Auxiliary battery used for? Why does it fail? Hi and welcome to the forum. The main battery controls most of the functions while the aux battery's main function is stop/start service. You're good to change it yourself. It's not too hard a job and there are lots of YouTube videos to guide you. Joined Oct 5, 2020 Messages 1 Reaction score 0 Your Mercedes w205 C350e dedication and 25 years of experience dealing with Mercedes-Benz and AMG passenger cars. We’ll show you how to replace/change/remove with simple tips and tricks to help g 2012 MB GL450 auxiliary battery malfunction message on the dash, already replaced both batteries, message doesn’t go - Answered by a verified Mercedes Mechanic either the battery values were not reset in the sam, or there is a software update needed for the cluster but I will need the vin to confirm Alex, thanks. I have recently had the auxiliary battery malfunction warning message appear Search titles only Your Mercedes 2019 W177 A180 SE auto, 2012 W212 E350 CDi Sport saloon, 2001 CLK 230 K Cabriolet A208 Jan 26, 2018 What is an auxiliary battery malfunction on a Mercedes-Benz car? A faulty auxiliary battery is one of the issues that might develop in a Mercedes-Benz vehicle if it is not properly maintained. Follow the simple steps to disconnect and reconnect the My preliminary google research indicates this could be more of a voltage regulator issue than the actual auxiliary battery. 4. These small batteries are used in hundreds of different application, from burglar alarms to ride-on toys. Most of the cars made by Mercedes Benz today use a dual-battery system It has a Auxiliary Battery Malfunction message. One of the most common searches on the Mercedes W205 is related to the Mercedes-Benz auxiliary battery. Another guy, same thread, said his cleared up after a few weeks of driving. Check your main battery, if it’s more than 3 years old you need to replace it . Last time I had one, Batterys + Bulbs (US chain of battery specialists) said “yeah, this is one battery I came across several YouTube videos suggesting a battery replacement. Most of my warning lights went out except for the two low beam warnings. The "Auxiliary Battery Malfunction" warning flashed up on the instrument cluster a couple of days ago. Turns out, it's not really a battery, but r I'm going to show how to jump-start a two-battery Mercedes This applies to the Mercedes SL500 S550 CLS550 + more. Replaced the auxiliary battery as this is what affects the start/stop function. Asked by Visitor in Fremont, CA on . Step 3 – Install the new auxiliary battery. You will need a 12-volt battery. Buy YOUCANIC Pro Scanner https://www. Thanx for help. One battery is behind the rear seats; W205 capacitor voltage fault On my 2010, there is an auxiliary battery which maintains the computer memories in the various onboard control modules when the starter battery is disconnected. Mercedes Dealer AUD $326 - part only The battery is located in the front passengers footwell against the fire wall. G. to/2TubjVIWhen an Auxiliary Battery in your Mercedes isn't working, some The auxiliary battery in the Mercedes-Benz W205 isn't a battery. 9-14. Joined Apr 19, 2020 Messages 10 Location Plymouth Car Here's a quick tutorial on how to replace the auxiliary battery in a Mercedes E class. If you're interested in the exact model I used, you can check it out here: Genuine Mercedes-Benz A2059053414 Voltage Converter Auxiliary Battery. I decided to use the car before ordering a new battery, and following a 20 mile trip the system all seems ok again. Check 2. The battery goes for $60 at the dealer. If the battery seems to fail even though you are driving enough, it could be old and in need of a replacement. Batteries fully covered. If you are experiencing an Auxiliary Battery Malfunction err The auxiliary battery in Mercedes vehicles serves as a backup power source for the vehicle’s electrical systems. the Aux Battery is indeed a large capacitor that Mercedes call a Voltage Converter. Joined Jan 2, 2012 Messages 6,774 Reaction score 3,518 Recently had "Auxiliary Battery Malfunction" message on my C class w205 diesel automatic Blutec, so in it went to No, just have the Auxiliary Battery Malfunction in my dashboard and car is like crazy. Jon1956 New Member. Something about group 49. P0277 P0277 code definition This code means that there is an injector circuit malfunction affecting cylinder six. Remove the auxiliary battery. The car calls it an aux battery, but it is actually a I own a 2021. The auxiliary battery location varies between models. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much I am receiving an auxiliary battery malfunction on my 2016 c300 w205 Mercedes Benz. It's a good idea to monitor your battery's voltage using a voltmeter or multimeter. 0 Reply. Most car batteries only last three to five years, even under the best circumstances. part number on battery is A0009829308 and there is a Battery When something happens wrong with the auxiliary battery, a message saying “Auxiliary Battery Malfunction” will appear on the dashboard of the Mercedes. If you drive the car a little while the auxiliary battery may charge up and the message may go away. Early in the cars history the car sat at the dealership about 9 months (inside) and the original owner only drove it 2000 miles (kept it in a parking garage) and I bought it in July 2018 where it had stood at a local Porsche dealership in Annapolis the main battery does everything else. 9 volts and 95 % charge when the Your Mercedes 2014. com/manualsAsk Car Questions & Get This question regards only the early model (2007 and 2008) W221 with what Mercedes calls the "Additional Battery" which is mounted behind the dashboard and whose sole purpose is provide back-up for the trunk mounted "Consumer battery". 2017 metris-auxiliary battery malfunction light] 2020 Metris 135 Cargo ~FLEX~ <=> L-Trac + E-Trac = DIY Multi Purpose Cargo Threads I bought the following battery: Genuine Mercedes Auxiliary Battery; 12V 170A | 2115410001 Attached a picture of the original and the replacement battery. I have already replaced a main battery in a 222. Photos & videos. The early 2006 and 2007 S-Class models have two batteries but no auxiliary battery under the dash. The most common reason the Mercedes-Benz malfunction light comes on along with the car symbol and ⇫ UP arrow is due to the failure of the air suspension compressor. 9055 - Terminal 61 signal on CAN bus missing or faulty but can be ignored if no issues experienced, 9071 - Component K57/2 Auxiliary battery relay or signal wire faulty and 9092 - auxiliary battery defective if not installed. Usually, after 4-5 years, the auxiliary battery will reach the end of its life. “Auxiliary batteries work with your main starter battery, and as a backup battery in the event the main battery becomes disabled. I checked the charging system, it shows 13. This weekend message appeared again and stayed on. It can cause errors in the car’s electrical systems. Services Offered. I personally opted for a genuine Mercedes-Benz auxiliary battery, and it worked wonders for me. It takes no more than a minute to access. prktkljokr. Not knowing what the Auxiliary battery was, i decided to ignore it and hope it would resolve itself. Here are a few options. If you have the tools and skills to complete the task, About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright How Much Does A Mercedes Auxiliary Battery Cost? A new Mercedes auxiliary battery will cost between $70 to $200, excluding the cost of labor. Learn how to install a new 12V auxiliary battery in a Mercedes-Benz E320. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz Learn what an auxiliary battery is, why it is important, and how to reset it in case of a malfunction. This made me nervous so I performed quick search on the web and determined its ok to drive for at least today. com/products/mercedes-battery-ml350-ml63-amg-ml550-mer-0009829308w222Mercedes Benzs5502014 - 2017Jose About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright An annoying error that keeps popping on the dash until you change the battery will also disable some key features of your Distronic's drive assist, like, lan Auxiliary Battery Malfunction. Any assist greatly appreciated. This is unfortunately quite common issue across entire Mercedes model range. I also noticed that the blue indicator for high beams on is working again (stays on when selected) but there are not low or high beams. but now I am getting an 'auxiliary battery malfunction' warning illuminated. I also checked the battery I took Auxiliary battery malfunction is a common warning sign that Mercedes Benz owners occasionally see on their dashboards. There must be another issue. The push to start and ECO modes were working fine so I One way to tell (and it is possibly one of many) if the aux battery is ok is the green eco light in the switch. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Leave a comment if it's helpful. It was a cold morning (maybe around 30 degrees F). I notice that the light on the dash does not Mercedes-Benz SL550 Auxiliary Battery Replacement costs starting from $353. Last night I did a bit of reading on After the notice on the dashboard "Auxiliary battery malfunction" the cruise control did not function. I have an extended warranty for 6 years and went to the dealer. What the P0277 code means When this code appears, the ECM (engine control module The Mercedes dealer said the replacement battery was a regular lead/acid battery which they sold me. Is there a procedure I need to follow? Will I need to reset or input any codes or anything About 4 weeks ago I received the “auxiliary battery malfunction” warning in the dash. co. This problem can occur for different reasons. E-Torx Socket The auxiliary battery powers up critical items if the main battery fails, so it needs to remain in the circuitry. They diagnosed a bad main battery and fixed Power up your Mercedes with the Genuine Mercedes Auxiliary Battery (part number 2115410001). Everything functioned as usual, but this prompts me to address another issue I was ignoring for a while: my eco start/stop hasn't worked for months. Mercedes-Benz uses an aux battery in cri 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. Thanks Appreciate your advice. Now its reconnected, but showing the " Auxiliary Battery Malfunction", and showing the following codes, C073300 and A1DC01. I replaced Auxiliary Battery on my '17 GLE350 today as a preventative maintenance procedure. Replacing the auxiliary battery either yourself or through the dealer won’t cost the earth especially as you’ve had the warning message on the dash and the car How to replace the auxiliary batteryhttps://www. It was recomended that I change the rear 12V AGM start/stop electric hybrid battery. @jmc my SA just got back to me. Regular battery inspections, maintaining proper battery Is there an Auxiliary Battery Malfunction appearing on your Mercedes-Benz dashboard? Learn how to fix the problem by replacing your Mercedes-Benz’s auxiliary battery. See hours. ️ Link to 5 Amp Model http://amzn. Is there anything I can do to reset the part? Mine was replaced by my mechanic, when I got it back the battery malfunction indication was gone. Also, before doing anything, check the Mercedes auxiliary battery warranty because you might still be covered. Dealer offered to change it for free ofc, was changed within a month. Tighten the bolts to a snug fit. lk xa gx tx vq dt mc hy jw xt