Mercedes battery drain solution. Showing abnormal drain.

Mercedes battery drain solution May 19, 2015 · This article applies to the Mercedes-Benz C-Class and C-Class AMG (2007-2014). Jul 2, 2022 · Class action lawsuit alleges the 12-volt and 48-volt batteries drain and strand consumers. Thread starter Wynpar; Start date Jan 6 Nov 4, 2021 Messages 13 Reaction score 1 Location Anglesey North Wales Your Mercedes C220 2016 , Smart Car Sep 18, 2019 · For Omad in NYC. Believe the battery was original fit, so I got about 6 years before replacement. Was out of town for 4 days last weekend and left the MB at home. 76 amp parasitic draw. 2. May 7, 2020 · I can see battery drain is a common problem. Rather than change the COMAND unit, I ejected the CD and the drain went away as reported on this board. so i replaced the alternator. usually overnight, but one incident actually happened after work… Seems to be somethnig happening randomly, but the powerdrain must be significant to drain a 100 Ah battery in less than ten hours. Only have 3. Lessons learned 1) Always ask for the data on battery testing - I was given a thumbs up with a battery having low capacity compared to what is required. ) To chase down the drain, I disconnected the -ve terminal and connected a test light as per this utube method here. , VOM/DVM) in series with the ground lead of the battery usually located in the trunk for Mercedes Benz (MB) vehicles. k. Jul 2, 2020 · Let it sit overnight and the battery will be completely dead in the morning. after waiting the prescribed time, remove the Inst. Has anybody got any suggestions Aug 14, 2011 · You can always attach leads to the auxiliary battery and run them to a voltmeter in the cockpit; when the relay closes you'll see 13. Feb 5, 2023 · Mercedes Battery Drain Overnight This video explores the mystery behind the common issue of Mercedes battery draining overnight. Replaced battery in Dec 2008. First, check all of the obvious things like making sure that all of the doors are closed and that there are no lights left on. Hooking up STAR dosen't show anything that should draw this much. so i replaced the battery. That would mean that both front doors will be open with latches thrown. Nov 26, 2016 · The battery looks crappy, so I’m going to replace it with a power grid AGM battery, but I was wondering if I still need to do some trouble shooting. May 2, 2024 · To address and fix battery failure in your Mercedes-Benz E-Class, follow this step-by-step guide: Identify the cause of the battery drain by performing a parasitic draw test, checking the alternator, and inspecting the serpentine belt. Oct 10, 2023 · I drove the vehicle for about an hour. A little pricey at $240, but Mercedes Roadside Assistance came to my house and installed it at no additional charge and it only took about five minutes to swap it out. 0. 6 amp pulsating drain across the positive lead to the battery when lead is disconnected. Once again we used a thermal imaging camera to q Oct 18, 2009 · OK, enough time has gone by to declare victory on the slow battery drain. 8v. Put it 5 minutes on the charger and it deiceds Jun 3, 2023 · Just replaced the main battery on my July 2017 GLC250 4MATIC after getting the 'stop car, leave engine running' dash message. Jan 6, 2023 · Battery drain. 130 amp draw. This am The red battery warning light came on as soon as I turned the key and there was not enough juice in the battery to turn the engine over though the starter did engage. Up to a total of 65ma is deemed acceptable. i can hear the liftgate clicking from time to time while it's closed Jan 16, 2009 · Battery drain solution. I charged the battery and it read 13. After a little while I finally sat down and started to run through diagnostics on my own. There would have been an install charge had I brought the car to the dealer. Consult your vehicle’s manual or a trusted technician to ensure you select the correct battery for your Mercedes-Benz model. Jul 14, 2015 · If your battery is flat in 2 days you have a large current drain. Well, the battery is not exactly flat, windows,lights and everyhting seems o. Mar 30, 2024 · Mercedes-Benz GLE owners may occasionally encounter battery drain issues, which can be both frustrating and inconvenient. Ensure that the battery terminals are clean and free of corrosion. 1 volts; when the relay opens the voltage will drop back down to the battery value (12. then one shop told me it was the alternator. Started vehicle, shut offbattery down to 11. Came back and found the car wouldn't start. Rather, eliminating the cd player which came with the car from MB. I checked the battery and I currently have a 1. Car will start right up after a good charge, but seems to have a parasitic draw and won't even light the gauges or chime when the door is opened after an overnight soak. Did the drain stop or continue? 4. 6v. Still 14Amps battery drain. We discuss the most common causes and provide easy Oct 20, 2024 · Struggling with a draining battery in your Mercedes? This article uncovers the common culprits behind battery issues, from faulty alternators to leftover accessories. I put the original battery in one of my other vehicles and it has been working flawlessly for 2 weeks. mercedessource Tech help - Part 2: Best Charger and solutions for Battery drain These older cars seem to often have a problem with the battery draining over night or while they sit for a few weeks waiting to be driven. My battery would drain over night. July 2, 2022 — A Mercedes battery drain lawsuit alleges defective electrical systems leave drivers Dec 3, 2021 · Hello, my W220 320CDI 2003 experiencing massive battery drain, just in 3 days the battery died to 4. The full repair solution was to remove the faulty unit entirely. e. Apr 7, 2015 · Bill My Mercedes: 2014 S550 (current) 2011 E350 Wagon (current) 1988 560Sl (current) 2007 S550 (Totaled ) 2005 E320 4Matic 2005 E500 Wagon 4matic 1987 300TD Dec 23, 2019 · Mechanic's Assistant: What is the model/year of your Mercedes? 2011 gl550. Will look for source tomorrowwww. Mechanic's Assistant: Are you fixing your vehicle yourself? What have you tried so far? Replaced liftgate actuator which had gone bad. , but the ECU decides that the battery doesn't has enough power for the startcycle and says "nogo". A federal lawsuit has been filed against Mercedes-Benz and Daimer AG, claiming breach of warranty, violation of federal and state laws and concealment of Apr 2, 2007 · The Mercedes battery (7 years old) in my 2003 CLK 320 suddenly died (key wouldn't even open the lock), so I replaced the battery with a new one. The battery drain was so bad the car would be completely flat after just four hours. Can it be caused by stuck CD in COMMAND unit? Or i should look in other places for the problem. Plugged in smart charger it charged 25 amps and at the end was charging at 0. Turn on the ignition, pull the fuse and push in the fuse tester and see what drain shows. 5V left on the battery. This took quite a while though - probably 5/10 minutes for the system to stabilise but it was evident that something positive was happening as there was an immediate reduction of drain Mar 5, 2010 · battery convenience functions temporarily unavailable im having exactly the same problem, ive taken it to mercedes and local garages, no one seems to figure out, when the message comes it disables the AC, charger and interior lights, it can last few seconds or up to 5 hrs. Well, it looks like some GLCs tend to drain the battery, i. can you tell me what this fuse is for? Answered by Marty in 4 mins 13 years ago Marty Nov 24, 2013 · After going through the procedure of checking each fuse for battery drain it showed that when fuse #8 was removed the drain dropped from 130ma down to 20ma. Diagnosing the problem Not a very satisfactory solution! I am going to get my local auto electrician to have a look as there is clearly a more likely fault that is draining the battery (this has even happened on a new battery I fitted after it happened the first two times on the original battery). Using the volt/amp meter, there is an approx. The next morning, it was down to 11. 6v 18 hours later. If you leave your car sitting for extended periods or would like to charge a dead / discharged battery properly, you can use a trickle charger like the one below to maintain or charge a car battery properly. Any solution to resolving the cd player drain? Nov 23, 2021 · When Mr Woods sought our help with his Mercedes-Benz SL350, the issue was clear; the battery was completely drained. I purchased a brand new battery and the vehicle still would not crank. Feb 6, 2024 · A local MB dealer installed a new battery in a '97 SL500. If the issue is related to a faulty electrical component, replace or repair the component as needed. May 7, 2024 · Mercedes Battery Drain Failures On July 1, 2022, Lieff Cabraser and co-counsel filed a federal automotive defect lawsuit in Georgia district court against Mercedes-Benz USA LLC and Daimler AG alleging breach of warranty, violation of state and federal consumer fraud laws, fraudulent Battery keeps dying in my 2006 cls 500 purchased a new aux battery and trunk battery. Oct 22, 2024 · I have been wrestling with my 2006 CLK 500 with a parasitic battery drain for years. 90v switched off and locked. The vehicles at issue in the case include Mercedes-Benz S, C, A, CLA, CLS, G, GLA, GLK, GLC, ML, GLE, GL, GLS, and E vehicles manufactured between 2004 and Dec 6, 2011 · Issue: Battery is dead every morning. Jul 31, 2024 · On R171 the right question seems to be what does not cause a battery drain On top of @Avel Du 's also the seats module, comfort module (interior lights, etc. ) On my car the battery lasts more than two weeks, less than three. Owners may encounter problems related to the engine, transmission, suspension, electrical systems, and more. Does the Mercedes-Benz battery die when you have the car parked overnight or leave it parked for a few days? This step-by-step guide will explain how to troubleshoot this problem, the basics of battery drain problems, why the battery dies overnight, most common trouble spots. Never used the GLC START/STOP functionality. Drain kills rear battery, red message pops up on cluster display. Best of luck tracing down the battery drain - my solution was a 14 SLK350 . I recommend purchasing a Solar BA-5 battery tester. RestoreYourMerced 5 days ago · Here are some potential solutions: 1. Their fix was to disconnect the cd player in the trunk which they say was the culprit. Reactions: slk55amgbob, Avel Du and Squishband Dec 8, 2024 · 5. Awareness of these potential issues will help you identify problems early, saving May 20, 2022 · What Is The Mercedes Battery Drain Solution? If your Mercedes-Benz has a battery drain issue, there are a few things that you can do to try and fix the problem. Mar 14, 2014 · 1. Be at that mine was already "flat"after 2-3 days. 1 to 12. The battery in your C-Class or C-Class AMG makes electricity through the constantly-occurring chemical reactions inside of it. So… he disconnected the power supply from the ‘manual’ release button to the PSE system (after removing the boot-lid lining it took only 10 seconds) and HEY PRESTO!: Feb 9, 2023 · Mercedes Benz R171 SLK Class Cars. The Mercedes-Benz C-Class W204 C 200 is often lauded for its performance, luxury, and precise German engineering. I drive the car all day, and it's at 800 by end of day (so the alt is charging the battery). My S400 CDI is in daily use and on four separate occasions over the last yearI have found the car dead. Apr 24, 2009 · I have a 2002 C230 K (2 doors). It's $115, and it works great! Comes with a key FOB to connect and disconnect the battery. Oct 5, 2024 · In addition to the costs of repeated repairs and other services, Mercedes owners may face decreased value for their luxury vehicle due to a known defect. So much so I stopped using it. Dealer checked and confirmed the driver seat control module is draining the battery. Battery Replacement: If the auxiliary battery is old, worn out, or unable to hold a charge, replacing it with a new battery is the most straightforward solution. Seems this isn't fixing the problem. Pretty good advice from other members helping me on this thread that play into lessons learned for my particular case. Dec 7, 2016 · I left the battery minder off last night just to see how everything went. Interestingly, the original battery was an Exide 70 AHr / 700 CCA. Jul 3, 2009 · They will prob draw around 2 amps each. 6 volts or so depending upon age and condition). I have found the alternator diodes faulty and replaced the alternator. 8 to 14. We will provide a step-by-step guide on fixing battery drain, the process of Mercedes-Benz battery replacement, and how to disconnect the dome light to prevent battery drain. If you have a sunroof, make sure that it is closed as well. Went to pick it up and the battery was dead. Sep 15, 2010 · Check common Airmatic pump issues in the 2003-2006 Mercedes-Benz S430, including relay failures and battery drain solutions. now it works fine but battery drains overnight. Two solutions. Look for Parasitic Drain: If your battery drains quickly even after being charged, there may be a parasitic draw — something in the car is draining power when it shouldn’t. For giggles, took in to advanced to have them test the charge system and they verified the battery and alternator are good. I do appreciate the advice in this forum but the “case closed” diagnosis was completely wrong. Unhooked the battery, checked for drainnothing found. Mercedes Benz Battery Drain Lawsuit. Fortunately for Mr Stephens, our expert Mercedes technician Jason Aldridge was on hand to diagnose and correct the issue. Jan 6, 2023 · But, either way, it was keeping the PSE system ‘awake’ and draining the battery constantly 24/7 even with the ignition switched off and the car locked. Some of which include the radio, navigation unit, Customer: Hi I have a mercedes cl500 with a battery drain in fuse # XXXXX under right rear seat. I checked voltage after a couple of hours, and it showed 12. Kent shows you why he uses a smart charger to keep his fleet charged and ready to drive at a moments notice. Jan 8, 2010 · I have this exact battery drain with my 2001 ML320. Went out to my car this morning Mercedes CLS 500 Battery Drain Solution - Q&A | JustAnswer Apr 2, 2015 · You connect it to the positive battery post in the trunk, it takes about a half hour, mostly because the battery wires are hard to adjust. 1 volts, (later after battery tests it cranked just fine. Jan 17, 2018 · The proper way to identify the offending module(s) is to properly instrument and measure the battery drain current. I took to Indy Mercedes shop and they said faulty air block and about $650 to replace. However, like any vehicle, it comes with its set of challenges, particularly as it ages. Recharged battery and it held for 2 days. Feb 5, 2011 · So when was turning the car off and leaving it be, the amplifier was still drawing and draining power from the battery without an active alternator to recharge the battery. So, the battery is slowly getting flat even when new. Battery load test is good. If you own or lease a Mercedes S, C, A, CLA, CLK, CLS, G, GLA, GLK, GLC, ML, GLE, GL, GLS, or E vehicle, you may be affected by a serious battery drain defect that leaves your car inoperable. The fault is in the GPS unit and the drain went away when the Nav CD was ejected. , their alternator regime provides insufficient recharge current to keep the battery fully charged, particularly if you don't drive a lot. 7amps, when i removed the car cables from the battery charging stopped and stated that it was charged. It is a problem with the ECU. Get repair estimates at RepairPal. . FWIW, I just found 43sqd’s parasitic battery drain but have not had a chance to duplicate it (time is a bit tight this weekend with the kids going back to college). Showing abnormal drain. Nov 19, 2023 · It has a brand new battery, passed state inspection, but it has a battery drain problem as it drained in 4 days after install. g. A solution found inside reacts with metal plates that are stacked in rows. The test Jul 9, 2024 · having battery drain problems with my 2003 E320. This video walks you through the steps to find components in your Mercedes that are draining the battery. finally MB told me that it was the senors so i had to pay up big AGAIN. Oct 24, 2017 · I ended up, disconnecting the negative cable from battery to keep the battery from draining. Fortunately for Mr Woods, one of our expert Mercedes technicians was on hand to diagnose and fix the problem. Learn how environmental factors and electrical faults play a role, and discover early warning signs of trouble. I probed all the fuses and nothing was significant, besides a blown fuse 47 and some minor drains. He will also address why so many batteries have drain issues and how Apr 30, 2020 · Hello, After sitting like 3 days car starts little bit worse, checked the voltage after 3 days and was 11. sometimes it comes up and goes 5-10 in a day or not a single time in a whole week, Mercs says they have spent an hr to Nov 19, 2014 · I recently changed my battery because I had exactly the same symptoms. I thought it was a battery at first. Cluster and then remove connector A. Jul 24, 2018 · Hi, I was getting those battery warnings from nowhere it seemed. Having disconnected fuses one by one made no difference. 3V. This is done by installing an ammeter or equivalent device (e. After I jump start, the battery quickly raises to 550 after about a half hour. In this comprehensive guide, we will explore the causes of Mercedes-Benz GLE battery drain issues and provide practical solutions on what to do when faced with such problems. The battery drain was so bad the car would be completely flat after four hours. Since then it has been OK, until left for about 10 days, when the car wouldn't start (Voltage just over 6 Volts). 6V!(Brand new TAB AGM Battery 95AH) After one night drops to around 9. If you replace the batteries and you still are having problems, then you may want to check the GENUINE MERCEDES Auxiliary Battery Relay (High Current Relay) 0025424719. The Problem: These vehicles suffer from an Electrical System Defect that rapidly drains the battery, leaving drivers stranded and incurring costly out-of Jun 8, 2021 · When Mr Stephens sought our help with his Mercedes-Benz SL350 2003, the issue was clear, and the battery was completely drained. A professional can perform a parasitic drain test to find the cause. Diagnosing the Dec 6, 2021 · had battery drain on my ML turned out to be axillary battery which was knackered and was draining the main battery, my W211 battery drain was the electric seats modules which i disconnected both sides, problem sorted, hope this helps. My options were to either try and replace the amplifier at a close to $1000 cost, or get in the habit of pulling the fuse for the amplifier that is in the trunk fuse box If you own or lease a Mercedes S, C, A, CLA, CLK, CLS, G, GLA, GLK, GLC, ML, GLE, GL, GLS, or E vehicle, you may be affected by a serious battery drain defect that leaves your car inoperable. Mar 8, 2024 · Here are some quick solutions to address the battery drain issue in your Mercedes-Benz GLC: Turn off all electrical accessories and devices when the vehicle is not in use. It will also automatically disconnect the battery if voltage drops below 12V. Twice at official Merc service with no solution. As advised, get a fuse tester and start pulling the fuses until you find the drain. Oct 19, 2021 · The battery was not the problem. I bought the part and had someone install for a total of $400 but the same problem continues. Disconnected seat module no difference. 3. Where should I start looking? Oct 27, 2022 · This is a short video showing how we tracked down yet another battery drain on our R230 Mercedes SL 55 AMG. I have pulled every fuse, there were two blown fuses, the 20A cigarette lighter and a 30A fan. Apr 19, 2024 · In this section, we will discuss practical solutions to fix the problem of Mercedes-Benz C-Class battery drain issues. Alternator is charging very well (14V). still had the problem. Jul 6, 2022 · The complaint contends that Mercedes’ knowledge of the electrical system defect is evident in the number of technical service bulletins it released concerning battery drains and failures. The Problem: These vehicles suffer from an Electrical System Defect that rapidly drains the battery, leaving drivers stranded and incurring costly out-of Feb 10, 2011 · My consumer battery finally stopped holding a charge and I had it replaced today. Apparently this model is renowned for this problem. follow the instructions for the drain test, but in addition, open the driver's door and throw that latch. I have a constant . then take a new reading at fuse #5. When to Call a Professional Mar 6, 2013 · I have a Mercedes ML320 W164, I have had 3 new batteries over the last 12-months thinking it was the battery, I am experiencing battery drain over 3 / 4 days which it nearly flattens the battery completely, I also know someone else who is experiencing the same problem also on a W164. zpdlzh olvgvt cslaxahc ruma bzkuppa uenx dacsk kavk goeskdqw ydu