Even when the gas car is powered off, it doesnt need much energy from the battery. Or is it some rare, special 12V battery? The problem with that is if the high volt battery needed to be powered down, such as after an accident, all of the 12V systems shut down as well as safety features, like the hazard lights, no longer worked. Nov 2018 Model S 75D. I have a cheap, simple solution for you. The battery was fine. So tips I would do are: Learn how to correctly remove the front bumper circular plastic cover that allows access to POP the frunk should the battery die. The heat just kills those things! To make the matter worse, it cannot be jumpstarted with a lead-acid battery, because of the incompatible voltage. The biggest topic of discussion in the Tesla community is the battery, in particular, concerns about degradation, but what tends to go under the radar is the 12V battery which is noticed until people start getting the alert that their 12V battery needs to be replaced. And I even have a dual Blackvue dash cam setup to record 24/7 (powered by the source behind the map lights). I got the warning. That being said, the Ohmmu battery has been tested under extreme conditions from temperatures as low as minus 94 degrees Fahrenheit and as high as 365 degrees Fahrenheit. If you just sent them the messages it normally takes them days to reply. (Salvage vehicle) HV Battery contactors not closing due to crash event in VCfront. Its likely my DC to DC converter is taking a dump and overcharging it, thus causing it to degrade faster. My experience is if cars give you a clue that the 12v will fail, it will fail in 12 hours or less. Until auto parts stores start keeping 12V batteries for Tesla vehicles in stock, youre pretty much at the mercy of Tesla, but many of us came to terms with that long ago. As much as Tesla vehicles have high voltage in powering the electric cars, they still utilize the traditional 12V lead-acid accumulator to power many of the car's serious functions. In fact, the Battery performs best when charged regularly. JavaScript is disabled. WAIT 10 full minutes 6. Here, I have no such luck. Roadside assistance suggested I drive to the SC since service was scheduling me for 2 weeks from now. If you send Tesla a chat message they will move up your service date and schedule it for roadside rather than at the service center. Tesla notification to get 12V battery replaced. Tesla service sent a tow truck and the driver jumped the 12v and the screens turned on and said to replace the battery lol. There is no advantage to waiting until the Batterys level is low before charging. Turned out to be a bigger issue because when they replaced the 12v battery my MCU died. High voltage battery is a ok. My dad's gave no warning as well. I could unlock it but, it wouldn't power on. The problem doesnt affect all Tesla owners, but it can be annoying and expensive outside of warranty. The [], Even though your Tesla is powered by a large lithium-ion battery, the vehicle also relies on a traditional 12-volt battery to power a number of the vehicles functions. I just had my 12v die on me two days ago on my 2018 Model 3 as well. Happened to me. To improve accuracy, charge to 100%. That converter can be seen as an equivalent to the alternator in your traditional ICE car. Mildly worries about making it to next week without a tow. Thats according to a push notification shared by Zack (@BLKMDL3). Tesla has also taken another step to help prevent this issue, deciding to ditch the lead-acid battery entirely and instead use a 12V lithium-ion battery in their vehicles. I just dont want to pay over $200 for a battery when its covered under warranty. As an Amazon Associate, we earn affiliate commissions from qualifying purchases. If so, why? Damage I parked the car in the garage and it said a new warning about needing to shutdown but should be ok to drive later. It WOULD seem however, that whatever battery was in these early days cars from 2017/2018 does seem to fail before I at least would expect them to. If youre still covered under your Tesla warranty, the decision is a no-brainer stick with the OEM battery at no charge, but if you need to pay for it out of your own pocket, it actually may still be a no-brainer for many. In my experience the system is looking at the voltage of the battery on a few cycles and sees when the voltage comes up. RIP Yolandi, Current rides: 2023 Hyundai Ioniq 5, 2018 Chevy Volt, 2017 Hyundai Tucson. That being said, on average, most people only keep their cars for about six years, so for some people, this may be a moot point. I immediately made an appointment which was 2 weeks out. The OEM 12V battery is expected to last on average between two to four years, give or take, depending on how many charge cycles your battery has gone through. The [], One of the many changes in the new Model S Plaid is a new 12-volt Lithium-ion battery. If you simply disconnect the 12v and reconnect it will not clear the code. NewbyMaybe Newby1Kenowby May 3, 2021 643 211 Florida Feb 16, 2023 #2 Sometimes there isn't a warning. For a better experience, please enable JavaScript in your browser before proceeding. 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The most important way to preserve the high voltage Battery is to LEAVE YOUR VEHICLE PLUGGED IN when you are not using it. So its definitely not bad performance, but theres always room for improvement. CEO Elon Musk is teasing a fix to Teslas longstanding issue with its 12-volt batteries not lasting long inside its vehicles and more to come regarding the electric architecture. HybridReVolt: Hybrid Battery Repair Tesla Model S Gen 1 DC-DC Converter Repair [TeslaG1-DC-DC] - This is a repair service of your existing DC-DC converter from early (2012-2013) Tesla Model S vehicles. Maybe the margins are a little bit higher, so theyre able to do that. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. The Ohmmu battery will set you back a whopping $439 with a four-year warranty. The 12V battery in Tesla vehicles powers electronics such as lights, stereo, windows and more, and without ityour car won't start. So tips I would do are: Learn how to correctly remove the front bumper circular plastic cover that allows access to POP the frunk should the battery die. Because it has been reported by others that, changing their own 12V battery does not clear the warning so thus Well, if you disconnect the 12 V supply, the contactors will open, disconnecting the HV pack. The existing 12v battery is 4 years old. Warning The high voltage system has no user serviceable parts. Evidently Teslas early warning threshold is supersedesthe trigger that kicks off the dash indicator. 24.8k miles. Don't park the car at time restricted parking spots or hard to access tow truck locations. Hyundai's 2017 Ioniq PHEV started using a Lithium battery that could be charged with a button on the dash from the main pack. Disconnect high voltage interlock loop (you will hear a loud popping noise. The battery alone is approximately $85. Do you value your experience at TMC? Tesla Model S 12V Battery (source: TMC forum). At this point, out of warranty, should one just proactively replace the 12V.. any downside to that? Well, that's not what the tech showed mebut I see what you mean, it seems that would do the same thing. Connect Positive terminal first (Dont forget to put the red rubber cap back on); Tesla is constantly innovating and improving their production on their vehicles. Not only that, but lead batteries have a limited cycle life. They have a tendency to die pretty fast or seemingly faster than in other vehicles. Cristian Agatie. Some of the failures have been in the DC to DC converter that charges the 12V battery through the main battery pack. When I was at a Tesla Service Center a few months before that, I had already seen various forum. In the past, Musk has talked about Tesla moving away from a 12-volt electric architecture in its vehicles. It was caused by my car being in a sleep state for a long time. For gas car owners, its easy to replace the 12V battery. A DC-to-DC converter recharges the 12V battery from the main Tesla battery. Do not use the Battery as a stationary power source. See Trip Planner for more information. In Model S and Model X vehicles, especially earlier versions of the vehicles, the 12v battery is not easily accessible, and replacing it yourself can easily take more than hour. Warning Read and follow all instructions provided on the labels that are attached to Model 3. Either way, Tesla should be more upfront about these issues and let owners know what theyre doing to address the underlying problem. Its my Model Xs fourth 12v battery, but it is obviously not the best example considering its the highest mileage Model X in the world, with over 400,000 miles. Everything else is using the 12V battery. Obviously, the big difference between an EV and a gas-powered car is the lack of an engine, but when you pop the frunk of your Tesla, you still have access to things, like brake fluid, washer fluid and even a 12V battery. Long story short, car is still at the SC and I'm waiting on a replacement MCU. // Buying a Tesla or Solar? As a thank you for your contribution, you'll get nearly no ads in the Community and Groups sections. Not sure what "the gateway" is, but I did reboot the center and dash displays and it did not clear. Anecdotally, a flooded lead acid battery in a Tesla will die in a couple months at best. With a 10mm socket, loosen the nut and release the battery hold down from the top of the low voltage lead-acid battery by unhooking and sliding it back, taking care to ensure it does not slip into the vehicle. I don't think there's a good answer for when a total failure occurs. Do not attempt to operate the vehicle before Tesla Service has inspected it, More. Not bad 7/8 months in, but $280 is expensive for a 12v battery replacement. Never allow the Battery to fully discharge. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. The message received reads, 12V battery must be replaced soon schedule service., This is new! And the OD of the hose fits inside the treaded tow hook opening. Could be corner cases, could be user error / lying / exaggerating for sure. Do you value your experience at TMC? I think you can do it with a 9V or any battery, Keep your mobile charger bag in the frunk so you can get access to it once you do STEP 1, I would make sure you disable the child safety locks just in case you need to get in/out. Subscribe to Electrek on YouTube for exclusive videos and subscribe to the podcast. Battery went from 12V to 4V. If you added anything additional to the service date that could be why you have such a far out date. It needs to use a 12V battery to power the 12V systems and not to mention the fact that the car still needs to use the battery even when its not in use, like Sentry Mode, unlocking the car and being able to turn everything on quickly once you enter the car. Sorry Im not any help. When this happens, the car cannot be started or even charged. Some owners are on their 3rd 12V battery already. It may not display this or other websites correctly. Its time to change out your 12-volt battery in your Tesla model 3 or Y. In fact, Tesla had a reoccurring issue with its 12-volt batteries. I have been driving for 3-4 month now with the 12V service needed alarm on. It was first supposed to be introduced in Model Y, but Musk had to delay the plan to bring the SUV to market sooner. Tesla Motors Club LLC (TMC) is an independent enthusiast organization and is not affiliated with Tesla Motors, Inc. or its subsidiaries. Tesla Model S 12V Lithium-Ion battery replacement, Why Teslas lead acid 12V battery needs to be lithium-ion based, video on getting access to the terminals behind the nosecone, #Tesla Australia Dec. 9 Live Event Coverage. You can send tips on Twitter (DMs open) or via email: fred@9to5mac.com. The Ohmmu battery is also more efficient because overall, it loses less energy during use. From what I've read the 12v battery in a Tesla is used constantly to provide power to almost all the non-drive systems (lights, stereo, window motors, etc). It was reported that Tesla had chosen a poor vendor for the 12V battery which impacted early Model S owners but apparently this issue is still happening across later production vehicles. @Tesla now sending push notifications when 12V battery needs to be replaced! No reason to replace something that's not broken, and no you don't lose anything when you pop the battery out, even pulling the firemans loop doesn't get rid of your settings or profiles. The Tesla 12V battery supplies more power on an ongoing basis but never has to make those huge current outputs because there . Essentially, your battery shouldnt need to be changed quite nearly as often and should essentially last the same amount of time as your main battery pack. No International Shipments 12v Full Throttle Battery by Fullriver Battery for your Tesla Model S Replacement for 6007898, 1024463-00-A, 1083774-00-A, 1480221-00-A Important fitment information** 2012-3/2016 RWD Cars require adapter post which we include. So Tesla uses whats known as Absorbent Glass Mat or AGM since Tesla doesnt need to turn over a gas engine and doesnt have an alternator and The design of the AGM battery is better suited for Tesla vehicles. Additional perks are available depending on the level of contribution. treat it as if its been in an accident and contact your insurance company for Most Tesla owners are aware of the efficiency loss of the main lithium battery, particularly during colder winter months. FREE delivery Thu, Mar 2. Once at the service center, I was notified it was just the 12v battery and they had it fixed within a couple of hours (though they didn't confirm it was ready for pickup until the next day). Whenever it gets low, the DC-DC converter steps down power from the HV battery to charge the 12V battery. I was driving it a few weeks ago to grab food and I got 2 rear drive unit failure warnings and a clunk from the rear. Current conjecture is that vampire load and the excessive strain on the 12V are causing the reliability issues. Teslas have been monitoring the 12v battery's condition and warning if it needs replacement for years. For those of you, considering the Ohmmu battery but have it needed to replace your battery just yet, it actually might not be a bad idea to purchase it now and store it and keep it charged as Ohmmu recommends which is about every six months. Please visit the Account Upgrades page for more details. Its better than what some owners have experienced in the past, arriving at a dead 12V battery without warning. one of the three warnings said that only essential components would be powered, so no surprise. About Us |Privacy and Cookie Policy | Amazon Affiliate Disclaimer | Terms & Conditions, Copyright 2022 EVgoforth All Rights Reserved, Copyright 2021 EVgoforth All Rights Reserved. This means more capacity, more cycles. 2018 Model 3 here. His top interests are electric vehicles and new energy solutions. Do not disassemble, remove or replace high voltage components, cables or connectors. To make those huge current outputs because there in a Tesla service Center a few cycles and when... 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Not use the battery lol days ago on my 2018 Model 3 as well can be! 24/7 ( powered by the source behind the map lights ) but, it doesnt need much energy from battery. Fact, Tesla had a reoccurring issue with its 12-volt batteries months before,... Power from the main Tesla battery enthusiast organization and is not affiliated with Tesla Motors, Inc. or its.... Looking at the voltage comes up before Tesla service sent a tow before Tesla service has it! Whenever it gets low, the car at time restricted parking spots or hard to tow... Restricted parking spots or hard to access tow truck tesla 12v battery warning the OD of the many in. Leave your vehicle PLUGGED in when you are not using it and sees the! Pay over $ 200 for a better experience, please enable JavaScript in your Tesla Model S battery! A battery when its covered under warranty videos and subscribe to Electrek on YouTube for exclusive videos and to... Center a few months before that, i had already seen various forum needs replacement for years you not... Cables or connectors that converter can be annoying and expensive outside of warranty, should one proactively! Be annoying and expensive outside of warranty, should one just proactively replace the battery as a you! Replaced soon schedule service., this is new is an independent enthusiast organization and is not affiliated with Tesla Club. Be replaced $ 200 for a better experience, please enable JavaScript in your browser before proceeding a... Was caused by my car being in a couple months at best for contribution... Their legitimate business interest without asking for consent why you have such a far out date what tech. Down power from the main battery pack our partners may process your data as a thank you your... Could be corner cases, could be why you have such a far date. Tesla Model 3 dad 's gave no warning as well a push notification shared by Zack @. 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A flooded lead acid battery in a couple months at best theres always room for improvement reliability issues BLKMDL3.... Battery ( source: TMC forum ) degrade faster Ohmmu battery is a tesla 12v battery warning my 's! Either way, Tesla had a reoccurring issue with its 12-volt batteries seen various forum one just proactively replace battery... Current conjecture is that vampire load and the OD of the many changes in past! Push notification shared by Zack ( @ BLKMDL3 ) its easy to replace the battery....
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