When stepping on the brake and pushing the start button, the dash lights up but the "READY" light does not come on. Meaning that one or possibly more coils are affected and need replacing. On average, repairs for a Prius can cost anywhere from $200 to $1,000, depending on the extent of the issue and the mechanics labor rates. I'm here to help you with your car. Design Because of the high voltage of the hybrid battery, its best to always have a professional mechanic specialized in hybrids to diagnose and fix any issues with it. Use a voltmeter to check the voltage of the battery. Mine is a 2012 w/ 78k miles on it. Start with the key out of the ignition, drivers door is open all others closed and drivers door is unlocked. The next thing that could fail is the starter solenoid which can also be found on the cheap. Typically, the codes that come up after a diagnostic are P0A80 and P3000. All engines require the right amount of air, fuel, and time to ignite correctly to run smoothly. To find out your total, with shipping & deposit go to checkout page. Scenario 1: When Prius Wont Start And Dont Crank, Scenario 2: When Prius Wont Start But It Cranks, Bad Fuel Pump, Bad Fuel Filter, Or No Fuel In The Tank. However, its often caused by a simple issue like a dead battery or a blown electrical fuse. You should also check your manual to verify which spark plugs should be used and make sure the incorrect ones were not used post-manufacturer. Especially Prius owners since we are covering the Prius wont start problem. Car will only go from park to neutral, not reverse or drive. A bad alternator can cause your battery to lose enough charge to start your Prius. If this video. Fix 3. January 2022 Jason, MAZDA6 shuts down while driving fuel pump not monitored, may be no engine light etc. Create an account to follow your favorite communities and start taking part in conversations. If your Prius fuel pump fails, then the engine wont start. Common Reasons Your Prius Won't Start Overfilled Engine Oil Key Fob Battery Ignition Problems Blown Fuse Fuel Problems Issues With Security System Battery Issues But, why? A bad alternator is another possible reason why your Toyota Prius won't start. Now lets move on to the things that can make your Prius wont start. Usually, when there's a problem with the security system, it prevents you from turning on the car and starting it up. Peter can be reached on Linkedin and you can tweet him at The_hybrid_guy on Twitter. AI: A clicking noise or dashboard flickering may also accompany the issue. Dont worry, you can still start your vehicle the battery is only used to send the signal for locking/unlocking. Rodents, clogged fuel filters and engine failure are also highly unlikely, and the best piece of advice on this list comes last: buy a cheap OBD2 scanner to find out what is causing your car not to start. To begin troubleshooting, you must first connect the diagnostic tool to your Prius. I bought my EV6 GT LINE at Kia irvine. Why is this the case? Please replace the first two. Its important to note that if the issue persists, seeking the help of a professional mechanic is highly recommended. [Negative And Positive]. However, if the remote battery is dead, it wont be able to communicate with the car, and the car wont start. The fuel system delivers fuel to the engine. A clogged fuel line is another possible reason your Prius won't start. Had the red triangle of death and was acting up during acceleration, found the fix here: https://youtu.be/UT_TSrPlKMk. Remember that the fuse box is an electrical component, and if youre unsure how to handle any blown fuses, repairs should be done by a professional. If only you could start moving while the cables are attached, it would be fine. It is highly likely that if the engine is cranking, but not starting that it has thrown an OBDII code. Once the chip is not powered, it won't send the needed signals and the immobilizer will not understand if the key is in the car. 12V Battery - Voltage Compared To State Of Charge, In the future if you're going to be storing your vehicle for awhile, get one of these: BMK 12V 5A Smart Battery Charger Portable Battery Maintainer with Detachable Alligator Rings Clips. The Prius won't start, but the lights come on and the key won't come out of the ignition and the P malfunction message has come up. Surface Studio vs iMac - Which Should You Pick? Spark plugs also fail and can make your Prius wont start problem to appear. The solution is to get a new battery for the key fob if you want to fix the Prius wont start problem. When a car wont start but the lights come on, its often due to a problem with the high voltage battery in the hybrid electric vehicle. I switched the engine off and wanted to start the car some 30 minutes later and all the electricals failed to work. I would check and charge the 12v battery to 100% before you do anything major, it could be as simple as that.On 13/06/2022 at 8:55 am Its always a good idea to shop around for the best pricing and to get multiple quotes from different mechanics to get an accurate estimate of the cost of repairs. The last one looks ok, but the needle nose is in the way to be able to tell for sure. My 12V battery was down to 9.9 volts. But this wasnt all that bad since this was better than advertising. If they are dirty or worn, replace them. In this case, the only solution would be to get yourself a new alternator and call it a day. Before you continue reading, let us say we hope you find the links here useful. Well start with the 12v battery terminals, as these are the easiest to diagnose and repair. The doors must then be opened manually. No hazard lights, nothing, just the yellow transmission light, dimmed. I'm assuming that's what you and the mechanic did. Not to mention that you will be left without power. prius not switching to ev modeis design toscano going out of business. There are occasions where this security system will cause the Prius to not start. Tracking them down can be downright challenging. How to fix a Toyota Prius that wont start because of a low battery, you need to charge up the battery, replace the battery, or jumpstart the car. I'm not clear as to what all this means and would appreciate your help in better understanding this diagnostic info to see if it can help me solve my issue. Depending on how much overfill you had, you may need to remove your intake manifold and clean out the oil from there. All lights turn on on the dashboard, but the car would not start. Very often this could be caused by a low battery or poor connection between the battery and starter. It certainly stinks if that is the case, but chances are pretty high that it very well can be a failed head gasket. 2010 Prius two center display not working after jump. The first scenario when the car doesnt want to crank is cheaper to fix. If the system is malfunctioning, the car may turn on but wont start. However, it is essential to understand the functions of these parts and why they can cause the Prius not to start. A faulty ignition is one of the most common problems. So, if you want to learn more, follow along. are designed and developed through years of research and include modules with increased air circulation to keep your battery lasting longer. So, lets get into the situations. checking the voltage, usually results in values of approx. It's got to be easy, but I just cant find it. One of the biggest issues that causes a vehicle to crank but not start is ignition issues. Why would remote locks not work but then the car start? Since you haven't been driving much because of COVID-19 the battery will slowly drain. Since Toyota Prius is equipped with on-board diagnostics (OBD), a fault diagnosis can provide initial indications of where the malfunction is located. If there appears to be green or white corrosion all around it, cleaning them may help get you back on the road. In this scenario, we list all of the possible reasons why the Prius would not want to crank. Your fuel filter can get clogged by dirt and particles over time. Its best to have it inspected by a mechanic if any issues arise. Waited a few minutes. Observe the start button as you press the brake when starting. Theres a short somewhere in the system. Although very rare, but it can also be the cause of the breakdown of your Prius. The car didnt want to leave us like this. Greetings. In this article, we will cover the various possible reasons why your Prius turns on but wont start and what you can do to fix it. Smart sensor unlock didn't work, I had to use the physical key from the fob. Prius security systems can prevent the car from starting, and a warning light will indicate the problem. Thats why you should always replace the battery on time. And probably nothing from that tech installed back then has a purpose in 2022. My mechanic recently checked the 12V battery (2 weeks ago) with a volt meter and tested it by turning the Prius on and off several times but there were no apparent issues with it at the time. When he's not out on the trails, he shares his knowledge and experiences through his writing as a blog author in the off-roading and outdoor lifestyle space. Meaning that the car will think that you are a thief. You need to check the voltage of the battery after it's sat for awhile not immediately after turning off the car. And Prius batteries are special snowflakes. A blown fuse is another possible reason why your Toyota Prius won't start. however, after about 15 seconds, the main display changed to a warning screen, then 2 I went to the dealer and they noticed the positive terminal on the 12V was very loose. If it gets bad, the Prius won't turn off. My 12v is charged. Similarly in the past when someone unplugged the wires of an engine the engine would not have started. We use cookies to ensure that we give you the best experience on our website. This will hopefully fix your Prius wont start problem. It is highly likely that if your Prius wont start that there will be codes. But it did. Without the proper amount of fuel getting into the combustion chamber, the Prius will crank, but not start. Your Prius is built with your protection in mind, so extra security is embedded to prevent thieves from stealing your vehicle. And the Prius sold quite well and is still selling in good numbers even 18 years after the second generation was introduced. We are stepping on the brake when pushing the start button. The most likely reason for this situation is that the metal arms on the solenoid are worn down. Hello human, I am a GPT3 powered AI chat bot. But, there are less things to troubleshoot than if it were cranking but will not start. It will also rule out any other problem with the first key, for example, water damage. The exhaust gasses carry tiny carbon particle bits that, over time, build up hardened deposits inside the EGR system. Once I got inside with the manual key, the car did turn on. Open up the fuse box and check the fuse condition and make sure that you check all of them. Ask Your Own Toyota Question. Turn the key from off to on. A MacBook won't turn on is one that doesn't do anything when you press the power button/Touch ID button. I just changed the battery in my Toyota prius 2005, and started the car and it started. A damaged EGR valve can hang open and cause excess flow on startup. Engine Not Cranking Wont Start Without the transponder active, the immobilizer in your car will not recognize the key that you are trying to insert. Tried resetting by holding the start button for 45 seconds , still nothing. This time, opening and closing the driver's side door did nothing. This is quite a simple thing to do for every beginner and you can give it a try. It is a bit more on the expensive side but its worth it if you want to solve the Prius wont start problem. My Prius is lit up like a Christmas tree and I cant clear any lights. As title said, I rolled it, now it wont start, 2009 Toyota Prius, 165K miles. If your Toyota Prius doesn't start then, it could be confusing why this is happening. The head gasket can be repaired, but it may not be your best option. Will update if this has solved the issue or not. The fuel filter of your Prius does not wear out like a mechanical part, but it gets clogged by dirt and airborne particles and clogs over time. Faulty spark plugs are almost never a cause of bad starting, spark plugs are largely inert and their condition is nearly always a sign of another issue in the car. In addition, if the battery dies, you won't be able to start the Toyota Prius or any hybrid car for that matter. Did you figure this out? When the fuel pump fails it stops working completely so you cant start the car while the car keeps cranking. Knock, knock! The fuel pump could also be the culprit. The most likely cause for this issue is that the alternator unit that charges your battery has failed. If a spark plug has failed, it must be replaced in the workshop. The second pic is kind of blurry, but the first one, its definitely blown. The only expensive stuff involves replacing the starter motor or the alternator and these could cost more than $500 in most cases. 1. Car Maintenance Writer - I have researched and documented hundreds of articles in the car troubleshooting and DIY niche. If your battery no longer has enough charge to turn the starter, your Prius will not start. Then we learned if the battery of the Prius can make it not work and the answer is no. If you determine a new hybrid battery is needed, be conscious of pricing, as many dealerships ask top dollar for replacement batteries. If yes, what replacement battery do you recommend? You can take your battery up to the local parts store, or even Wal-Mart, and have it tested to see if it is still holding a charge. Kinda like it's seized, it eventually starts + runs like a top. Good luck with the diagnosis. Vaughn is a seasoned off-roading expert and professional winch specialist. Check the fuel gauge. Unfortunately, if your Toyota Prius won't start, it can be frustrating. In some vehicles, the 12v battery starts the car, but in a Prius. The smart key. Why is this the case? Rodent damage can be another reason why your Toyota Prius wont start. 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