Shop for the best Batteries for your 2017 Toyota Prius, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. ... Battery CCA ... Shop for the best Batteries for your 2006 Toyota Prius, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. ... Battery Difficult To Install Battery, Professional Installation Recommended; CCA: 450; CA: 575; RC: 66; With Smart Key Only; Non-BCI ...28 Jul 2018 ... prius12vbattery #hybridbattery #redtriangleofdeath BOTH batteries are giving me problems! MORE INFO BELOW Optima 12V battery for 2nd Gen ...Get your vehicle running with durable 2007 Toyota Prius Car and Truck Battery auto batteries from Batteries Plus. Buy car and truck batteries and get free installation at participating locations.When it comes to staying warm during those chilly winter months, having a reliable 12V heater can make all the difference. Whether you’re planning a camping trip or simply want to ...2009-2015 Toyota Prius Battery Replacement. Introduction. Follow this video tutorial by YouTuber NutzAboutBolts to complete the 12v battery replacement yourself. Torque specs: 10 ft. lbs - Battery bolts; Safety. If this is your first time working on a vehicle read our safety tips before proceeding.Mysterious 12V battery drain. Discussion in 'Gen 2 Prius Care, Maintenance and Troubleshooting' started by mscholtz, Mar 7, 2022. Tags: battery; Page 1 of 2 1 2 Next > mscholtz Junior Member. Joined: Jul 13, 2008 17 4 …2003 prius 12v battery dying; Page 1 of 3 1 2 3 Next > maverick4u Junior Member. Joined: Dec 14, 2017 15 5 0 Location: usa Vehicle: 2003 Prius Model: I. ... The 12volt battery, has no capacity to drain the hybrid battery. If its showing the red triangle light, its likely a or some weak cells.Jun 4, 2015 · new 12v battery without venting tube. Discussion in ' Prius c Care, Maintenance and Troubleshooting ' started by zakky, Jun 4, 2015 . i replaced my prius c 12v battery with new sealed type battery. so the battery does not have any venting tube connectors. will it be any problem if i use this battery on my prius c? 2017 Prius Prime. Model: Prime Premium. very surprised to find a dead battery this morning, the second week we've had the car. plugged it in last night, everything seemed normal. this morning wouldn't start, said low 12v battery. jumped the battery and started fine, no charge in plugin battery, traction part of battery seemed charged though.The Toyota Prius has long been hailed as one of the pioneers in hybrid technology, offering a fuel-efficient and environmentally friendly driving experience. The first factor to co... 2007 Toyota Prius Battery Size In a compact car like a Prius, there isn't much flex space to change the battery size. You'll need to use one with the same physical dimensions, post orientation, and capacity or you risk that the new battery won't fit or function. The 2007 Toyota Prius battery size is identified as a Group Size 46B24R. Sep 1, 2022 · In this DIY car repair video I show how to install a 12-volt battery in a 3rd generation Prius, a Hybrid Toyota car. This is how to replace the regular car ... 2009 Toyota Prius Battery Size For a battery to perform the necessary functions well, it needs the correct capacity. Physically, it also needs to be able to fit and the battery posts must be configured for the battery cables to reach. Purchase a battery according to its Group Size or filter search results above to find the right fit for your car. A replacement battery for your 2015 Toyota Prius isn't hard to find, and it's simple to replace. AutoZone offers a range of batteries, including AGM and EFB batteries from respected brands like Duralast Platinum so you can keep driving without a worry. Once you've found the 12-volt battery, replacing it is a simple task. The right size is critical to ensure the battery cables reach the terminals, reserve capacity is high enough, and dimensions that fit in the battery tray so the hold-downs can secure it. AutoZone helps you find the correct battery for your 2013 Toyota Prius, which is typically 24R or 51, but that may differ for your build. Parts catalogue: BOSCH Car battery for TOYOTA PRIUS TOYOTA PRIUS Petrol/Electric. BOSCH Car battery for TOYOTA Prius II Liftback (XW20) 1.5 Hybrid (NHW20_) 112 hp 10/2003 - 12/2009; BOSCH Car battery for TOYOTA Prius III Hatchback (XW30) 1.8 Hybrid (ZVW3_) 99 hp 07/2008 - ...; BOSCH Battery for Toyota Prius Plus (XW40) 1.8 …2009-2015 Toyota Prius Battery Replacement. Introduction. Follow this video tutorial by YouTuber NutzAboutBolts to complete the 12v battery replacement yourself. Torque specs: 10 ft. lbs - Battery bolts; Safety. If this is your first time working on a vehicle read our safety tips before proceeding.Price includes fitting. Buy Battery with Fitting. Without fitting £129.19 £122.99. Only £116.84 and one FREE fit with Motoring Club premium. Buy Battery Only. Engine Starts: up to 270,000. Guarantee Period: 5 Years. Get a car battery check, buy a replacement car battery and have it fitted at Halfords or at home. Buy online or in …4 Apr 2019 ... Update December 2022: I now go under the hood and hook up my battery charger to the battery connection on the fuse box. I set my charger to ...I just bought an 04 prius, and the used car dealer replaced the 12V battery. They bought the battery from Toyota, but it sure looks like any old 12V auto battery to me. It doesn't look hard to install, there just isn't alot of room in the little section of the trunk the battery is in though. 2004 Prius 162,000. firepa63. 2224 posts · Joined 2004.Batteries are a necessity for our every day life, but have you ever wondered when was the first battery invented? Find out with this article by HowStuffWOrks.com. Advertisement Bat...Take out the battery and check for water levels. If the water is below the level, then it is an indication that it is time to change the battery. The voltage level of the battery should be at least 12 volts with no drop in performance. The time required to start the car should be at least 10 seconds, with no hint of delays.Indiana. Vehicle: 2007 Prius. Model: N/A. I've been looking around online and at different stores for a new 12V battery. I called the Toyota dealership and asked how much the batteries were there. The service guy asked if I had a model with smart entry, and I do. He said the battery would be $199.95 plus tax.Replace your 2010 Toyota Prius battery at AutoZone. Get Free Next Day Delivery for eligible orders, or select Same Day Pickup when you order online today! ... Voltage: 12VDCType: StartingWidth: 5.06inJIS Group Size: S46B24RReserve Capacity: 66minCold Cranking Amperage: 450ABattery Technology: Absorbed …Dry cell batteries are a common type of power source. Tiny dry cell batteries are sometimes called button batteries. Dry cell batteries are a common type of power source. Tiny dry ...The BeeMax™ battery is better in three ways over a traditional hybrid battery. First, it has more capacity. The standard Toyota Prius battery comes with 6.5 amp hour modules. While that battery ...BatteryMinder 1510 user here that has helped keep our original 2010 Prius II 12v battery (purchased in August 2009) alive. I saw this recommendation from @jdenenberg. #8 Raytheeagle, Aug 25, …Where is the battery located on a Toyota Prius Hybrid car? On the third generation Toyota Prius, the 12 Volt battery is located on the passenger side at the ...Concerning loads, various loads are applied even in OFF mode to the 12 volt battery. One example would be when you first open the drivers door. You will hear the brake accumulator pump running. That is one example of the many loads that can be applied during the time that the Prius is powered down.According to the Xantrex manual, the inverter should deliver 900w continuous, and 2000w peak. Xantrex suggests using 0 AWG cables from the battery to the inverter. But I'm concerned that drawing 900w continuous may deplete the 12v battery, if the Prius dc/dc inverter that powers the 12v battery is not strong enough to keep up with the current draw.Toyota Model: Prius Gen 2 T-Spirit. Posted February 11, 2012. Under the Owners section of the Toyota web site, the full inclusive cost of replacing the Battery is given under the Fixed-Price Promise, apparently 90 quid for a Hybrid (Auris and Prius).The 14.4v block is one step above the module. Typically when batteries begin to fail, a combination of two modules or one block. When using Dr. Prius, it will read the voltage to you in block form ...May 4, 2004 · Limited. In a Prius Classic the 12-volt battery lives in the trunk. It is hidden behind the left hand side upholstery. You can take out the upholstery to inspect it. It is small, about the size of a motorcycle or garden tractor battery. When you go to start the car the 12-volt is used to power up the computers. The battery is sealed so you can't add water. My 12v battery drained flat twice is already damaged as evidenced in reduced EV mode range. I also intend to camp in my Prius like it is an RV and run a 12 volt refrigerator. The factory battery is woefully inadequate for running a refrigerator for long periods of time without running the car.NOCO GENIUS1, 1A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for Motorcycle, ATV, Lithium …Hmm, I wonder what they meant by that. Gen 1 had two 12 volt battery options. The smaller one, number 28800-21050, looks to be about $173 from the online dealers I'm checking. The larger one, current part number 28800-31290, looks to be about $247. The -31290 is a darned nice battery ... 51 Ah in a small package.12V battery date code. Discussion in 'Gen 2 Prius Care, Maintenance and Troubleshooting' started by sub3marathonman, Jan 3, 2012. sub3marathonman Active Member. Joined: ... Founded in 2003, PriusChat has been the go-to spot for Prius, hybrid, and EV discussion for over 10 years. PriusChat is the one of the largest privately-owned …Bought my '04 Prius in March 2017. Had some issues with needing jump started lately, so im assuming the 12v battery needs replaced. Done some research, and here are my options: 1. Napa battery - inexpensive (currently a bag sale at Napa, so I can get it for ~$145) and great warranty (2-year free … Like all batteries, the 12-volt battery for your hybrid will eventually need to be replaced, and it's common after around four or five years. Only the right 2010 Toyota Prius battery size will do, and AutoZone offers a variety of options, including Group Size 35 and other sizes, to ensure a perfect fit. I replace the 12v battery on my toyota prius C with the battery from a normal prius which is cheaper and fitsConsider donating to my channel if you enjoy my ...12v Prius Battery (1000+) Price when purchased online. EverStart Value Lead Acid Automotive Battery, Group Size 24F 12 Volt, 585 CCA. 100+ bought since yesterday. Add $ 69 74. ... 12V 7AH SLA Battery for Henes Broon RC Ride On Toy Car Model T870-WHT. 88 4.7 out of 5 Stars. 88 reviews.10 Mar 2024 ... Toyota prius not start, In Toyota prius 12v battery touching method, prius not starting,how to fix. 2 views · 3 minutes ago ...more. BILAL ...Yes, at 5 years you should be thinking about replacing the 12 V battery. Regardless of where you buy it, you aren't going to save a ton of money. Start at a local Toyota dealer for a price quote, installed, and then call a few auto parts stores or battery shops in your area for a compatible AGM, installed.Vehicle: 2008 Prius. After doing some tests on the Prius charging system I was surprised to find that it is not limited to charging at 4 amps. During tests performed on my own car with a 55 AH battery fitted and discharged approximately 20% then being charged "while monitored" the initial charge rate was 43 amps dropping after 2 mins to …When my first battery failed at 2 years it was down to around 10V. A good battery should be within around 12.2V to 12.8V under a reasonable load - say 5 amps. With 10 amps (dipped headlights) I would expect a drop to around 12.5V at the high end but the low end should not, in my opinion, drop below 12V.is rated: 20HR 35Ah CCA 240A. the owners manual states: Use a 12-volt battery that the case size is same as the previous one (LN0), 20 hour rate capacity (20HR) is equivalent (35Ah) or greater, and performance rating (CCA) is equivalent (240A) or greater.The battery is sealed so you can't add water. My 12v battery drained flat twice is already damaged as evidenced in reduced EV mode range. I also intend to camp in my Prius like it is an RV and run a 12 volt refrigerator. The factory battery is woefully inadequate for running a refrigerator for long periods of time without running the car.The Toyota Prius has two batteries in it: a large 200-volt battery that is used to drive the car in the electric mode and a small 12-volt battery that is used to operate the accessories such as lights, radio, etc. This article is written to show how to change the smaller, 12-volt battery. Unlike most cars, this battery is not a … See moreUPLUS 12V 100Ah Deep Cycle Battery, LDC12-100M Maintenance Free Rechargeable SLA VRLA AGM Hybrid Gel Batteries for Solar, RV, Golf Cart, Mobility, Camping, Backup, Trolling Motor, BCI Group 27 Size. 11. 50+ bought …Battery tenders are chargers that put out small amounts of electricity to a low or dead car battery that help the car battery regain a charge. They come in handy for car batteries ...20 Aug 2023 ... Replacing the 12 Volt battery in your 2004-2014 Toyota Prius. My battery was 10 years old when it failed. Thanks for watching.We have a 4.8 yr-old 2001 Prius (58,000 miles) with what appears to be a dead 12V battery. It has been getting progressively weaker & is now dead. We want to replace it, but can't find a listing for a replacement battery either at PepBoys or CostCo. Do we have to buy this battery directly from a dealer or is there a …4 Apr 2019 ... Update December 2022: I now go under the hood and hook up my battery charger to the battery connection on the fuse box. I set my charger to ...When it comes to staying warm during those chilly winter months, having a reliable 12V heater can make all the difference. Whether you’re planning a camping trip or simply want to ...Jump start procedure is in the "in case of emergency" section of the owner's manual. Since the 12v battery is an odd type, typically you'd need to go to your Toyota dealer. If you have a Classic Prius, you'll probably want the upgraded one with fit kit. There are some other solutions out there (Miata battery, for …Shop for the best Batteries for your 2017 Toyota Prius Prime, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. ... Battery CCA: 445; CA: 545; RC: 76; Battery Located In Engine Compartment. 2 Year LIMITED WARRANTY. Battery ...2016 Toyota Prius. 2016 Toyota Prius - Batteries Search Results. Filter By Categories ... Battery Difficult To Install Battery, Professional Installation Recommended; CCA: 445; CA: 545; RC: 76; Battery Located In Trunk. 2 Year LIMITED WARRANTY. Battery ... When it comes to a battery replacement, the first thing you need to do is to find a mounting location of the 12v battery. In Toyota Prius 1 st, 2 nd, and 3 rd generation, it is placed in the passenger side hatch, below the cargo floor. In the 4 th generation, it is located in the engine bay (driver’s side front corner). Greetings and welcome to Prius Geekery! Because the 12v in a Prius doesn't power the engine starter and the HV Battery does, the criminals who bought Optima and moved the manufacturing plant to Mexico turned one of the highest rated batteries of the 1990's into total garbage and they get away with it because in Prius' case the 12v …Importance of a 12V Battery in a Prius. The 12V battery in your Prius serves two primary functions: starting the engine and providing power to the car’s …Update December 2022: I now go under the hood and hook up my battery charger to the battery connection on the fuse box. I set my charger to "12 volts/70 amp...Powerful starting battery for the Toyota Prius. This replacement S46B24R Toyota Prius 12v battery provides high starting power, faster recharging, and more power for electronics. This battery for Prius is sealed AGM for …Location: boston. Vehicle: 2012 Prius Plug-in. Model: Plug-in Base. welcome! it is a prorated warranty. you will probably get about 10% off at the dealer. worth asking, but if you're trying to save money, shop around. there are 4 or 5 batteries that are drop in replacements, none cheap. #2 bisco, Aug 26, 2018.Find the ideal battery for your 2017 Toyota Prius to restore your confidence in its performance. Battery problems can manifest in various ways, from slow power window movement to radio glitches and slow cranking. When your battery reaches the point of no return, starting your engine will require a boost. Don't wait for that moment; replace your ...Michael, I would love to ... install the Bosch S4 ... and save some money!. That said, my concern is how the S4 (cranking / starter) Battery will fare (as compared to the AGM deep-cycle battery) with short distance and infrequent use pattern. The Prius does 2.5mile run morning and evening on weekdays, 25-30 …12v Prius Battery (1000+) Price when purchased online. EverStart Value Lead Acid Automotive Battery, Group Size 24F 12 Volt, 585 CCA. 100+ bought since yesterday. Add $ 69 74. ... 12V 7AH SLA Battery for Henes Broon RC Ride On Toy Car Model T870-WHT. 88 4.7 out of 5 Stars. 88 reviews.Apr 2, 2020 · If you are needing a new 12v battery for your Toyota Prius, here are a few helpful hints to ensure you are getting the best deal and warranty. Posted: April 2, 2020 - 8:22PM Author: Peter Neilson. The BeeMax™ battery is better in three ways over a traditional hybrid battery. First, it has more capacity. The standard Toyota Prius battery comes with 6.5 amp hour modules. While that battery ...Mar 6, 2021 · When it comes to a 12v replacement battery for your Prius, they are on the high end of price, but what are you getting? The Truestart option for Prius comes with an 84-month warranty. Out... Nov 3, 2009 · A reading of 12.5V is within normal limits for a good battery. If you go for long periods (say-more than a week) without driving, I would manually turn off the headlights, and disable the smart key sensor (button under the dash, next to the tps button near the steering column) #5 derkraut, Dec 5, 2011. Shop for the best Batteries for your 2010 Toyota Prius, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. ... Battery Difficult To Install Battery, Professional Installation Recommended; CCA: 450; CA: 575; RC: 66; Non-BCI Group Size; Vent To ...Optima DS46B24R Optima battery direct fit replacement for Prius 2004 + , Prius V & Plug-in Prius with Instructions. Exide AGM Car Battery (Group S46B24R) Super Start® Platinum PRIUS - Battery | O'Reilly Auto Parts. #4 JimboPalmer, Apr 4, 2014.Where is the battery located on a Toyota Prius Hybrid car? On the third generation Toyota Prius, the 12 Volt battery is located on the passenger side at the ...2012 Prius Plug-in. Model: Plug-in Base. not really. in very few instances, a battery may test above 12.3v at rest, and still be bad, but in 99.9% it's a very good indicator. if you read most of the 12v complaints here, (and there are a lot of them) you'll find most bad batteries to be under 12.4 volts at rest.Optima DS46B24R Optima battery direct fit replacement for Prius 2004 + , Prius V & Plug-in Prius with Instructions. Exide AGM Car Battery (Group S46B24R) Super Start® Platinum PRIUS - Battery | O'Reilly Auto Parts. #4 JimboPalmer, Apr 4, 2014. Shop for the best Batteries for your 2017 Toyota Prius, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. ... Battery CCA ... 25 Nov 2019 ... While in previous Prius Gen models it was possible to read the voltage of the 12 volt battery in the Gen 3 models, 2010 through 2015, ...In last week's Hacker Challenge, we asked you to share your best prescription pill bottle hack. We received some great entries, but the winning hack shows us how to store your spar...2010 Prius. Model: Two. Jump it and then go for a good drive, say half hour. That should recharge the battery. Let it sit overnight and then check the charge. Other option if you have a battery charger use it. My 2010 Prius had its original 12v battery and after sitting overnight its charge is 12.3 volts.Vehicle: 2015 Prius. Model: Two. Yes. If the 12V battery is perpetually low, the car will keep running the ICE to attempt to charge it. Others have reported that replacing their bad 12V battery gave them an increase in fuel efficiency by 5-10 MPG. #2 burrito, Sep 14, 2021. Montgomery likes this.When it comes to staying warm during those chilly winter months, having a reliable 12V heater can make all the difference. Whether you’re planning a camping trip or simply want to ...12 Jun 2021 ... Thank you for watching Prius 12v battery: ...2009-2015 Toyota Prius Battery Replacement. Introduction. Follow this video tutorial by YouTuber NutzAboutBolts to complete the 12v battery replacement yourself. Torque specs: 10 ft. lbs - Battery bolts; Safety. If this is your first time working on a vehicle read our safety tips before proceeding.5. Take your time to weld/solder the BMS to the battery cells. Carefully run the balance cable and make sure you don't 'short out' anything. Remember you are working with Live Battery Cells. I solder 8 AWG cable to the positive and negative terminal. Reserve 1 FT of cable for both positive and negative sides.The car battery isn’t just there to power the starter motor and the ignition system. It plays a part in the running of anything powered by electricity in the car, as it offers addi...Indiana. Vehicle: 2007 Prius. Model: N/A. I've been looking around online and at different stores for a new 12V battery. I called the Toyota dealership and asked how much the batteries were there. The service guy asked if I had a model with smart entry, and I do. He said the battery would be $199.95 plus tax. Shop for the best Batteries for your 2018 Toyota Prius, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. ... Battery CCA ... The EVSE will not charge the 12v battery. For a new battery on your 2021 PP, 25 days may be OK to leave it, but no guarantee. In my experience, leaving the car (not plugged in) but undriven for two weeks caused the resting reading of the voltage to drop below 12.4v from a 12.7v full charged state.2012 Prius Plug-in. Model: Plug-in Base. not really. in very few instances, a battery may test above 12.3v at rest, and still be bad, but in 99.9% it's a very good indicator. if you read most of the 12v complaints here, (and there are a lot of them) you'll find most bad batteries to be under 12.4 volts at rest.Its 12-volt battery is necessary to operate critical system functions too, and it must be able to hold a sufficient charge. If you're having electrical problems, the solution is often a simple battery change, and you'll find 2008 Toyota Prius batteries in stock at AutoZone. 2008 Toyota Prius Battery Size
From normal use, the 12-volt Toyota Prius battery will lose its capacity to recharge quickly and store as much energy as it should, and it will need to be replaced. When that …. Candle fire
In this video we show how to replace a 12v battery on a toyota prius. If you get the low aux battery warning on your 2010, 2011, 2012, 2013, 2014, or 2015 to...When it comes to staying warm during those chilly winter months, having a reliable 12V heater can make all the difference. Whether you’re planning a camping trip or simply want to ... When it comes to a battery replacement, the first thing you need to do is to find a mounting location of the 12v battery. In Toyota Prius 1 st, 2 nd, and 3 rd generation, it is placed in the passenger side hatch, below the cargo floor. In the 4 th generation, it is located in the engine bay (driver’s side front corner). When it comes to staying warm during those chilly winter months, having a reliable 12V heater can make all the difference. Whether you’re planning a camping trip or simply want to ...Purchasing a new battery for your car, truck, or SUV seems pretty standard. You find the right size and power for your vehicle and take what’s available. In reality, some car batte...N/A. Patrick Wong said: ↑. A test would be to make the Prius READY, then measure voltage across the 12V battery. A correct reading would be ~13.8VDC, and if you see this reading then the 12V battery should be charging when the car is READY. If you see a much lower voltage when the Prius is READY, that is evidence that the DC/DC …We have a 4.8 yr-old 2001 Prius (58,000 miles) with what appears to be a dead 12V battery. It has been getting progressively weaker & is now dead. We want to replace it, but can't find a listing for a replacement battery either at PepBoys or CostCo. Do we have to buy this battery directly from a dealer or is there a …We have a 4.8 yr-old 2001 Prius (58,000 miles) with what appears to be a dead 12V battery. It has been getting progressively weaker & is now dead. We want to replace it, but can't find a listing for a replacement battery either at PepBoys or CostCo. Do we have to buy this battery directly from a dealer or is there a …The basics are the 12v battery is not designed to and won't crank the engine on a hybrid. No matter how good it is. The hybrid high voltage battery does the engine cranking at a much higher speed under direction of computers initiated with power from the 12v battery. It has to do this at startup and perhaps hundreds of times while you are …The 12v on the prius doesn't even provide the power to start the engine. The maximum discharge on hybrid 12v batteries, and AGM batteries, is actually much less than in a non hybrid with a lead acid. The 12v on a prius is charged by a dc-dc converter which pulls power from the HV battery. Its charging does not correspond to vehicle usage.The car battery isn’t just there to power the starter motor and the ignition system. It plays a part in the running of anything powered by electricity in the car, as it offers addi...NOCO GENIUS1, 1A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for Motorcycle, ATV, Lithium …is rated: 20HR 35Ah CCA 240A. the owners manual states: Use a 12-volt battery that the case size is same as the previous one (LN0), 20 hour rate capacity (20HR) is equivalent (35Ah) or greater, and performance rating (CCA) is equivalent (240A) or greater.Symptoms of a low 12-Volt Battery. Here are the biggest signs that your Prius has a low 12-volt battery: Failure to start: One of the most common symptoms of a low battery is that the car will fail to start. Because the Prius is a hybrid, it relies heavily on the battery. So, if the battery is weak or …Vehicle: 2008 Prius. After doing some tests on the Prius charging system I was surprised to find that it is not limited to charging at 4 amps. During tests performed on my own car with a 55 AH battery fitted and discharged approximately 20% then being charged "while monitored" the initial charge rate was 43 amps dropping after 2 mins to …When I replaced the battery on my daughters Prius I first connect a small 12v battery to the jump start terminals under the hood. If you do this before removing the battery you don't have to mess with the clock, window etc since the cars power is never interrupted. #16 Stargazerwa, Dec 18, 2015. Toppcat Member..