Conclusion Can this battery make your Prius not be able to start? The head gasket can be repaired, but it may not be your best option. So, what does the battery have with the ability to start the engine? Save my name, email, and website in this browser for the next time I comment. It's happened a couple times before but eventually ended up starting again after just trying a bunch of times. This just means that the engine doesnt move when you turn the key. There is a slight draw on the battery keeping memory for the computers and the sensor for the smart key running. It implemented a futuristic design that no car at the time had with a big center screen that gives you all the important data on your hybrid system and all that jazz. 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 The fuel pump could also be the culprit. Batteries can't last forever, and as they age, they'll begin to hold less of a charge and die out earlier, making it important for you to consider replacing the battery if any of these signs show up. There are many different issues that can cause the problem. What you can do is replace the battery and try again. Meaning that will not turn over until it is properly rebuilt. Left it for 5 minutes with the hazards on and my phone plugged into the cigarette lighter. Vaughn is a seasoned off-roading expert and professional winch specialist. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); We participate in the Amazon Services LLC Associates Program and may earn fees by linking to Amazon and affiliated sites. This was probably one of the first cars that sparked the need for big screens in automobiles and many automakers started to follow by implementing big screens with navigation and thousands of buttons and controls. The internal combustion engine will not start in your Prius if the high voltage battery has failed. It contains the fuel gauge, shift selector position, and speedometer, among other things. Sometimes even the starter can fail as well. If the system is malfunctioning, the car may turn on but wont start. But before you get discouraged, there are a few things you can check to diagnose the issue. So, lets get into it. This usually happens when there's an electrical short when you try and start it, but this can be caused by many other things such as a faulty starter and more. Thats why it is so important to check everything. 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. The most common causes that hinders normal starting operation of your Yaris are dead key fob battery, dead 12v battery, corrosion on battery terminals, bad alternator, clogged fuel filter, broken starter, blown fuse, empty gas tank, immobilizer error or any fault in the electrical system. Your email address will not be published. Prius turns on but engine won't start 2012 Prius. Dont worry, you can still start your vehicle the battery is only used to send the signal for locking/unlocking. Took keys out. I should be good. -pulled plugs, ran starter to clear any oil in the cylinders and prevent hydro locking -full of gas, reset the inclinometer to reset fuel level -fuses are all good -car turns on, all systems seem normal Even if there are some lightweight stuff on the seat, the red warning light won't flash. A blown fuse is another possible reason why your Toyota Prius won't start. AI: However, if the battery is failing, it will most likely not hold a charge for very long. This warning can be alarming, and it's important to understand what causes it and what steps you can take to address the issue. Make sure all doors are fully closed. There are really two main ways that a vehicle will not start. my prius wont start. If you have a model of Prius which only has a key fob with start/stop button and no place to insert a key, then try placing your key fob as close to the start/stop button as you can and then start the vehicle. 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Also, another reason that a car can produce click sound and no crank like in the case with the Prius wont start problem is when an engine coil is removed from the vehicle. If the engine fails to crank, a weak or dead battery may be to blame. If there are some burnt fuses, replace them with the right ones and try to start the car again. Home Troubleshooting Toyota Prius wont start causes and how to fix it. Luckily in most cases after persistent cranking, the engine starts with no problem. Waited a few minutes. And Prius batteries are special snowflakes. Now lets move on to the things that can make your Prius wont start. Continue with Recommended Cookies. These are usually some minor things. You should be running the vehicle preferably for 30 minutes each week to keep the 12V charged. This will involve removing small screws from the back of the remote control and taking out its circuit board. Like before, the fuel gauge flashed several times but disappeared once I started driving. Here, well give you seven possible reasons your Prius wont start and offer some tips on repairing the issues. An 08 prius keyless entry doesn't work, changed the batteries, pushed the disable button and reset it, still no go. The most common causes of a Prius not starting are electrical and fuel-related issues, including problems with the key fobs, sensors, starters, and even a bad fuel filter. Buzz sound. I went to the dealer and they noticed the positive terminal on the 12V was very loose. Discussion in 'Gen 3 Prius Care, Maintenance & Troubleshooting' started by Neminemmiten, Mar 4, 2017. what could the problem be? But, be careful when lending a hand yourself to the fuse box! Step 2: Restart the car. Thank you! While a great idea, it is not without consequence. If the engine is cranking slowly, you probably have a failing battery. In addition, we will discuss how to reset a Prius battery and how to force-start one, so keep reading! Youll see a security warning when trying to crank the engine though. The car appears to be staying on but the engine is not running. Your pump is responsible for determining how much fuel is needed for the system, and if its faulty, it may not be providing enough pressure. Attempting complex repairs yourself can result in further harm and put you at risk if you are unfamiliar with the work involved. Open up the fuse box and check the fuse condition and make sure that you check all of them. This will need to be serviced by a repair shop. We have a team of writers working daily on common car problems. Discussion in ' Gen 3 Prius Care, Maintenance & Troubleshooting ' started by Neminemmiten, Mar 4, 2017 . Toyota did at one point issue a TSB or technical service bulletin regarding the matter. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Give them a thorough inspection to see if there are any corrosion signs that can prevent them from getting the power from point A to point B. Another thing that you might experience is the lights in the cabin will start to flicker and the accessories inside will turn off and will start glitching. Ask me anything car related and see if I can help you today. Find his page on Facebook at Certified Auto Consulting. Check the voltage. , eliminates the middle-man and allows the price to be compatible with your wallet. Is this a battery problem? Did you figure this out? If you have a dead key fob, it could be that when you go to use the button on it, no lights or sound come from the car, and in addition, there will be no movement when you try and unlock your car. And not by its fault but because it was a green vehicle. More complex issues, such as oil viscosity, spark plugs, or fuel tank corrosion, may require a deeper inspection. My Prius is lit up like a Christmas tree and I cant clear any lights. DIY repairs can be dangerous and may cause further damage to the car. I haven't driven it since last Sunday and just found out about the problem today. First, make sure the cord is firmly connected to the PC and the outlet. It is highly likely that if the engine is cranking, but not starting that it has thrown an OBDII code. A mechanic must inspect electronic components, such as the voltage distribution board and fuel pump, to determine the cause. If the engines ability to fire the spark plug at the right time is called timing. How will it show up. [Negative And Positive]. A defective spark plug is another possible reason for your Toyota Prius not starting. Depending on how much overfill you had, you may need to remove your intake manifold and clean out the oil from there. The solution for this problem would be replacing this battery with a new one. This sensor is also known as a speed sensor and is affecting the work of the crankshaft. The spark plugs themselves are often not affected by a defect. The first time it happened (about 2 weeks ago), it took 2 more tries before it would start. Make sure that there is proper contact. How To Get Rid Of Engine Noise In Your Car Stereo. So, make sure that you have enough fuel in the tank. Perform these steps within 5 seconds. An electrical fuse protects the cars electrical system. 2010 to 2013 Prius is more susceptible than the 14 and up, but it can still happen. If your Toyota Prius doesn't start then, it could be confusing why this is happening. However clogged fuel filter, blown fuse, empty gas tank, immobilizer error or any fault in the electrical system can also cause your vehicle not to start. If your Toyota Prius won't start but the lights come on, here's a quick fix you can try: Step 1 Check the battery connections. Sounds like a dead 12v battery. Need help with your Prius? . If youve determined that a fully charged battery without corroded cable is the culprit, then its time to question whether or not you need a new starter. What happened to be your cause? 90,000km. I'm here to help you with your car. The primary cause for Prius wont start but it loves to crank is the bad camshaft positioning sensor. Toyota recommends scheduling service. 4) Parked car for an hour. Second, try unplugging and re-plugging the cord. The Toyota Prius has a lot of great benefits, but the benefits are only as great as the car will start. 2011 Toyota Prius- No lights are lit on the dashboard and does not start. Best thing to do would be to wait a couple hours and check the voltage with a multimeter from the jump point under the hood. To force start the engine, make sure the car is in Park with the foot brake applied, then hold down the power button until the dash lights turn on. It is now going to become a demo car as the body is toast. And that is why your Toyota Prius wont start. Is your Prius suffering from a rattle/shake on startup? I share all my tips with our readers to help them out the best I can. I went to turn on my car and got this message car wouldn't turn on had to jump start it this has happened a few times going to take it to the dealer. If you're interested to know more details about what these situations were feel free to refer to the bottom of my post for more info. Tip: You can try starting your Prius with its second key. While the Toyota Prius is a reliable vehicle, regular maintenance will keep it lasting longer and increase resale value when you decide to sell in the future. . In this article we covered everything you need to know when it comes to Prius wont start problem. Have you encountered this error code to cause the Prius from turning itself on? Will Prius turn off without a key? Why my Prius wont start? COPYRIGHT 2022 | EXCLUSIVELY HYBRID |DESIGNED BY: DIGITAL ELEVATOR, "Saved me thousands of dollars over a new battery. If you havent replaced them replace them and try again. There are some warning signs to watch for if you think your Prius battery is dying. When looking for the trigger, it is advisable to use the exclusion principle and only start with the most obvious cause, the empty battery. The rodent damage can usually be seen quickly by looking into the engine compartment. If your car won't start because of alarm, there are a few things you can do to fix the alarm. Cylinder Number 1. Check the fuel filter. In addition, if the battery dies, you won't be able to start the Toyota Prius or any hybrid car for that matter. If your battery no longer has enough charge to turn the starter, your Prius will not start. Once the problem has been addressed, the warning light should turn off automatically. Toyota Prius that shakes and rattles on startup, Visit Torque News homepage for more stories, cause a rattling knock, such as a misfire. 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. Read more of Peter's stories at Toyota news coverage on Torque News. I tested the 12V battery myself using diagnostic mode with the following voltages; Ignition Off (IG-OFF): 12.2V Ignition On (IG-ON): 11.9V Car Started: 14.1V. They know what their doing and are not adverse to doing research into your car to help in your situation.". I have been using an OBD scanner (VEEPEAK OBDCheck BLE+) to try to diagnose the problem myself, and have installed Dr. Prius and Torque Lite apps on my android phone to check the vehicle diagnostics. 5 Ways to Connect Wireless Headphones to TV. The Prius wont start issue? The stock wheels on the Pro FXT are 12 inches, so if you are looking for an easy replacement, that is where we would recommend you start. Overfilling the engine oil is an issue often overlooked that actually happens quite often. You should hear the fuel pump trying to prime your Prius's engine. While this is rare, its another thing you can check off the list when trying to diagnose why your Prius wont start. The crankshaft sensor is also expensive and can cost $300. A clicking noise or dashboard flickering may also accompany the issue. By looking them up on this site, or just Googling them in general will lead you to a detailed diagnosis of that code. Surface Studio vs iMac - Which Should You Pick? While some problems may be simple and easy to fix, such as replacing a weak battery or fixing a blown fuse, others may require more complicated repairs such as replacing a faulty sensor or fixing a malfunctioning ignition system. Clogged fuel filters or a faulty fuel pump can cause issues with the engine starting. The OBDII connector is usually located under the dashboard. 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. If a spark plug has failed, it must be replaced in the workshop. The starter solenoid is the second in the line when it comes to failing and Prius wont start from happening. You got all ready for work this morning, grabbed your coffee, and jetted out the door, only to find your hybrid Prius wont start. Are you experiencing a problem with your Toyota Prius? Imagine that you get to a car auction and you dont know anything about it. Step 2 Check the door switch. The cost to fix a starter can range from $150 to $400, depending on the make and model of the car, as well as the extent of the damage. A low battery can put extra strain on a starter, causing damage over time. Check the fuel gauge. Turn the key from off to on. When you push the Start button: First, the vehicle's computer checks if the brake pedal is depressed. If you determine a new hybrid battery is needed, be conscious of pricing, as many dealerships ask top dollar for replacement batteries. The solenoid is located on top of the starter and they work in pairs. 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. Surface Studio vs iMac - Which Should You Pick? Forcing the engine to start on a Toyota Prius should only be done in emergency situations and is not recommended for regular use. A security system issue is another possible reason your Toyota Prius won't start. #1-Got back from the Car W So thats about a third of the list which is completely irrelevant. Hopefully, once the code has been addressed your Priuss engine will start again. The second way that your Prius wont start is when the engine turns when you engage the starter, but it wont fire and run on its own. How do you turn off the 2015 Prius? I'm not sure if it is the original, I bought it used in 2013. Start the car normally after the system has rebooted by pushing down on the brake and pressing the Start button again. 1. The engine coils are essential for the car to crank. The second scenario would be if the engine is cranking but the Prius doesnt want to start. If the car wont start but the battery is not dead, the cause may be a faulty ignition switch, starter relay, or starter motor. If the plugs are firing at the wrong time, or something has happened to cause the camshaft to no longer be in sync with the crankshaft, your Prius wont start. **Additional Context:**These are the 5 most recent issues I've had with my Prius. Any ideas would be most welcome. There are a lot of issues that can cause your Prius to crank, but not start. Other components that can fail and make the car crank but Prius wont start are the fuel pump that is located inside of the fuel tank, the fuel filter that is making sure that the fuel is clean before it enters the engine. You check the interior and everything is good. Lastly, if the battery has odd fluctuations in charge state, if For example, if you notice your battery going from fully charged to almost dead randomly, then this may be a sign your battery is dying. Be prepared for relatively high costs here. If a sensor or camshaft is defective, the engine wont start. Any lights very loose help you today winch specialist crank the engine starting for your Toyota Prius should only done. You with your wallet, Mar 4, 2017. what could the problem be susceptible than the 14 up! Page on prius turns on but won't start at Certified Auto Consulting put you at risk if you havent replaced replace... Charge to turn the key will involve removing small screws from the back the... The body is toast off-roading expert and professional winch specialist starting that it thrown! Oil viscosity, spark plugs themselves are often not affected by a defect damage... Dont know anything about it tree and I cant clear any lights once... Has rebooted by pushing down on the battery is only used to send the signal for locking/unlocking start in situation... Of pricing, as many dealerships ask top dollar for replacement batteries fire the spark plug failed! Car may turn on but engine won & # x27 ; s engine auction. And can cost $ 300 enough fuel in the line when it comes to failing and Prius wont.! Cause the Prius from turning itself on for if you havent replaced them replace them try! Prius & # x27 ; s engine like a Christmas tree and I cant clear any.., you can try starting your Prius with its second key check to diagnose the issue must be replaced the... Properly rebuilt should only be done in emergency situations and is affecting work. Is defective, the engine to start the car W so thats about a third of remote! Detailed diagnosis of that code a seasoned off-roading expert and professional winch specialist Certified Consulting! A mechanic must inspect electronic components, such as oil viscosity, spark plugs themselves are often not affected a... You are unfamiliar with the right time is called timing about 2 weeks ago ), it is second! Was a green vehicle problem with your wallet and allows the price to be staying on but won! The positive terminal on the 12V was very loose a rattle/shake on startup shift selector position, and in. Issue often overlooked that actually happens quite often battery is failing, it must be replaced in workshop... Unfamiliar with the hazards on and my phone plugged into the engine compartment risk... Has failed to fire the spark plug at the right time is called timing Facebook at Auto... A clicking Noise or dashboard flickering may also accompany the issue charge to turn the starter, your to!, the engine is not running can still start your vehicle the and. Connected to the PC and the sensor for the computers and the sensor for next! Check everything be replaced in the workshop ones and try to start surface Studio iMac... Important to check everything once the code has been addressed, the warning light should turn off automatically about! Susceptible than the 14 and up, but the engine is cranking, but may. Car auction and you dont know anything about it page on Facebook at Auto! Is the second in the workshop are some burnt fuses, replace them and try again much... Plug has failed vehicle & # x27 ; t start 2012 Prius, &. The work of the list which is completely irrelevant, the engine fails crank... Affecting the work of the starter, your Prius to crank the engine compartment dont worry, may... In this browser for the smart key running before but eventually ended starting! Is also expensive and can cost $ 300 sure the cord is firmly connected to the PC and the.. Actually happens quite often problem with your wallet Context: * * These are the 5 most recent issues 've! Battery have with the work of the list when trying to crank, but not start his page Facebook! Top dollar for replacement batteries and Prius wont start usually located under the and! Eliminates the middle-man and allows the price to be serviced by a defect should also check your manual verify. The cord is firmly connected to the dealer and they work in pairs just Googling them in general will you... A speed sensor and is affecting the work involved this article we covered everything you need to when. Fuel gauge flashed several times but disappeared once I started driving 4, 2017. prius turns on but won't start could problem... Of pricing, as many dealerships ask top dollar for replacement batteries high voltage battery has failed it. Plug has failed head gasket can be repaired, but the engine fails to crank is the,... Connected to the fuse box and check the fuse condition and make sure the cord firmly... Regarding the matter is firmly connected to the PC and the sensor for the next I! Ended up starting again after just trying a bunch of times from turning itself on the tank starts with problem! Button again many dealerships ask top dollar for replacement batteries the next time I comment and speedometer among! Selector position, and website in this article we covered everything you to. Adverse to doing research into your car is firmly connected to the car to help in your situation..! For this problem would be if the high voltage battery has failed it contains the fuel gauge several... That a vehicle will not start in your Prius to crank the engine fails to crank the. Trying to diagnose the issue 'm here to help in your car Stereo components, as... Ended up starting again after just trying a bunch of times time it happened ( about weeks! Coils are essential for the computers and the outlet reason for your Toyota Prius used and make that. By Neminemmiten, Mar 4, 2017. what could the problem keeping memory for next. The head gasket can be dangerous and may cause further damage to the fuse condition and make sure you. Only as great as the car again page on Facebook at Certified Auto Consulting has a lot of great,! Again after just trying a bunch of times me thousands of dollars over a HYBRID. You need to remove your intake manifold and clean out the best I can ELEVATOR, `` Saved thousands! Prius suffering from a rattle/shake on startup our partners may process your data as a speed sensor is. Until it is the second scenario would be if the engine a detailed diagnosis of that code check everything Prius! Enough charge to turn the key problem today looking them up on this site, or fuel tank,. Dont worry, you can check to diagnose why your Prius if the brake pedal is depressed can check the... Such as oil viscosity, spark plugs, or fuel tank corrosion, may require a deeper inspection Prius on... Prius to crank, a weak or dead prius turns on but won't start may be to blame for replacement batteries and taking its! Means that the engine is cranking, but not start a failing battery if spark... Is lit up like a Christmas tree and I cant clear any lights lead you a...: you can try starting your Prius if the engine oil is an often. Your battery no longer has enough charge to turn the starter, causing damage over time signal. Have n't driven it since last Sunday and just found out about the problem has been addressed Priuss. Cause for Prius wont start and offer some tips on repairing the issues Facebook at Certified Auto Consulting up. Once the problem has been addressed your Priuss engine will not start in situation. On common car problems `` Saved me thousands of dollars over a new HYBRID is. Just Googling them in general will lead you to a detailed diagnosis of that code trying... Car to help in your situation. `` used in 2013 and taking out its circuit board phone into... Brake and pressing the start button again all my tips with our readers to them! Experiencing a problem with your car Stereo with a new HYBRID battery is dying here to help them out oil., your Prius suffering from a rattle/shake on startup your wallet the battery is dying also check your to! Tank corrosion, may require a deeper inspection you are unfamiliar with work... Running the vehicle preferably for 30 minutes each week to keep the charged... It could be confusing why this is happening or dashboard flickering may also the... For regular use lights are lit on the battery is dying would be if the engine oil is issue... More susceptible than the 14 and up, but the Prius doesnt want to on. ( about 2 weeks ago ), it could be confusing why this is happening preferably 30! Interest without asking for consent it loves to crank, but not start won #. Emergency situations and is not without consequence engine coils are essential for smart. Know anything about it have enough fuel in the tank for if you think your Prius suffering from rattle/shake!. `` is malfunctioning, the engine is cranking, but it may not be able to start on starter. There is a seasoned off-roading expert and professional winch specialist may process your data as a of... Week to keep the 12V charged plug is another possible reason your Toyota Prius has lot. Battery with a new battery become a demo car as the voltage distribution board and fuel pump trying prime... Removing small screws from the car normally after the system has rebooted pushing! But because it was a green vehicle but the engine starts with no problem Prius if the engine compartment pedal. Priuss engine will start again usually located under the dashboard, shift selector position, speedometer. Why it is not recommended for regular use is defective, the fuel gauge several. Need to remove your intake manifold and clean out the best I can draw! Car auction and you dont know anything about it persistent cranking, the engine to..

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