If your Prius has push start/stop button, then its possible that your vehicle may not start due to weak key fob battery. Replacing them will hopefully fix your Prius wont start problem on the car. Hold the Start button down with your index finger for at least 45 seconds. Thank you! I'm not sure if it is the original, I bought it used in 2013. It is highly likely that if your Prius wont start that there will be codes. If it's just sitting there connected to the vehicle, it will be completely dead in two weeks or so of non use. Seized Engine. In 2010 Toyota put an EGR system into Prius to help lower tailpipe emissions. What was it? Simple issues such as a dead battery or loose connections can be fixed with basic tools and knowledge. The last thing that can cause your Prius wont start but it cranks problem is fuel delivery issues. Weak Battery However, complex issues such as a problem with the high voltage battery or fuel filter should be left to a professional. I share all my tips with our readers to help them out the best I can. I've never replaced it before but the dealership may have. Tags: battery brakes dim display slow windshield wipers Neminemmiten New Member Joined: Mar 4, 2017 4 2 0 Location: Ithaca, NY Vehicle: 2010 Prius Model: II when i push the power button, it blinks a slow, steady orange, and the dash lights light up and go through some sort of flashing routine, ending with blinking squares around the gear shift icons. If the light doesn't change to green the brake pedal/brake light switch may be failing. All lights turn on in dash, but my car would not start. The reasons why you are having this issue can be due to several reasons. So, what about the cost of the problem Prius wont start? If one of the doors is open, the car may not start. If only you could start moving while the cables are attached, it would be fine. Although the 12v auxiliary battery in Prius is not responsible for starting the engine (since there is no starter motor), but it keeps all the electrical system running while your car is parked. A faulty fuel pump will need to be replaced by a mechanic. What you can do is replace the battery and try again. But, there are less things to troubleshoot than if it were cranking but will not start. But before you get discouraged, there are a few things you can check to diagnose the issue. If a sensor or camshaft is defective, the engine wont start. If your Prius won't turn off, the most common reason is a faulty combination meter. Why is this the case? How Do You Reset The Computer On A Ford F250? Here, well give you seven possible reasons your Prius wont start and offer some tips on repairing the issues. When I tried to start it this morning, a similar thing happened (i.e., no dashboard lights, green light on the starter button when I pressed on the brake but the car wouldn't start). Will Prius turn off without a key? I just replaced the traction battery because I had cell #2 go bad. But I'm assuming it's a bad 12V since jumping it starts it. Always consider your level of experience and knowledge before attempting a repair, and if in doubt, consult a professional. Overall, whether it's a Toyota Prius or another car, if it won't start, then you can't make it to your destination. One of the biggest issues that causes a vehicle to crank but not start is ignition issues. As title said, I rolled it, now it wont start, 2009 Toyota Prius, 165K miles. I tried to start the car but failed. This can be caused by many issues such as an air leak within the lines and pressure that drops too low, preventing your car from starting. Perhaps the battery connections were the issue. Evaluate the Battery Check the battery to determine if it is low or dead. Then try restarting the car to see if this caused the issue! When this occurs, the engine will stumble and run rough, sounding as if it is misfiring. Cylinder Number 1. However, if the remote battery is dead, it wont be able to communicate with the car, and the car wont start. Peter can be reached on Linkedin and you can tweet him at The_hybrid_guy on Twitter. 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. Meaning that one or possibly more coils are affected and need replacing. Hello human, I am a GPT3 powered AI chat bot. I'm also looking into getting a battery charger, and but first I'll follow your advice and check the voltage from the jump point with a multimeter. My Prius is lit up like a Christmas tree and I cant clear any lights. Does The Genesis G70 Require Premium Gas? . Why would remote locks not work but then the car start? The spark plugs themselves are often not affected by a defect. The head gasket can be repaired, but it may not be your best option. Meaning that running your car like this is not sustainable and you might have issues with the battery and other components in the long run. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. The first scenario when the car doesnt want to crank is cheaper to fix. I tried opening and closing all of the doors . Parked car for 15 minutes to go shopping only to come back to find the car unresponsive. Gen 3 Prius Care, Maintenance & Troubleshooting, Greater Vancouver, British Columbia, Canada, (You must log in or sign up to post here.). This is either a bad 12V battery or there is a bad electrical connection somewhere. I'm here to help you with your car. When the oil is overfilled, the excess amounts can get into the crank or combustion chamber and cause issues with the vehicle starting. Check and make sure all the battery electrical connections are tight. Deposits wreak havoc on the way the Prius runs and drives, including damaging the EGR valve itself. After holding it for at least one minute, release the button. The ignition system is responsible for starting the engine. I bought my EV6 GT LINE at Kia irvine. There are some warning signs to watch for if you think your Prius battery is dying. And Prius batteries are special snowflakes. Make sure that there is proper contact. The electronic locks, windshield wiper were not working. If the key fob battery is bad, it can cause the car not to start when using the push-start button. A blown fuse is rare but can be a reason why a Prius wont start. If your battery no longer has enough charge to turn the starter, your Prius will not start. So, let's take a look at the common reasons why this is happening. The EGR helped accomplish the task, but owners found out later on something terrible about it, it plugs up. Get a better understanding of what may be causing the issue and determine the best course of action. There is a slight draw on the battery keeping memory for the computers and the sensor for the smart key running. Car will only go from park to neutral, not reverse or drive. Overfilling the engine oil is an issue often overlooked that actually happens quite often. Having no start issues on your car is probably one of the most infuriating events that could happen. Depending on how much overfill you had, you may need to remove your intake manifold and clean out the oil from there. Otherwise, theyll need to be checked and replaced at the mechanic. Thanks. Search Toyota Prius Torque News for more in depth Prius coverage from our reporters. Its best to have it inspected by a mechanic if any issues arise. All dash board lights is does go on as well. So, understanding the reasons behind this action will help you out in uncovering what is causing Prius wont start and solve the problem in the right manner. However, its often caused by a simple issue like a dead battery or a blown electrical fuse. If the voltage is low, the battery may need to be charged. Theres a short somewhere in the system. Even though, the last generation was released back in 2015. If the system is malfunctioning, the car may turn on but wont start. But, be careful when lending a hand yourself to the fuse box! If the security system is malfunctioning, the car wont start, even if the battery and other systems are working properly. Tried starting it in the morning but couldn't get inside the car. Well, they have quite a lot in common. Purchasing a new or refurbished battery from a respected manufacturer, such as Exclusively Hybrid, eliminates the middle-man and allows the price to be compatible with your wallet. Ask Your Own Toyota Question. People often mocked the Prius but this made people curious and wanted to buy it. While the plugs themselves may not be the issue, plug connections on the system can come loose. The Toyota Prius does not start the engine with the 12V battery, and in fact does not even have a starter. Well, thats what we are going to cover in the next chapter. Instead, plug connections on the ignition system come loose. Hold the key fob up to the start button with your foot on the brake and press the start button. When trying to start it nothing happens. When stepping on the brake and pushing the start button, the dash lights up but the "READY" light does not come on. A damaged EGR valve can hang open and cause excess flow on startup. 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. If this is the case, then you are at the right place because we are going to learn quite a bit when it comes to this problem and how you can solve it quickly and effectively. checking the voltage, usually results in values of approx. A bad alternator is another possible reason why your Toyota Prius won't start. There are many different issues that can cause the problem. Either way, we hope that with our answers we helped you solve this problem. To force start your Prius, you have to press and hold the power button on your dashboard for at least one minute. Design it started and the normal trip information displayed fine, indicating the drive battery has 3/4 charge, which assures me the main battery is not dead. Prius Wont Start Why Is This Happening? For example, if you dont have fuel in the tank, then it is quite logical that the Prius wont start problem will appear. Ensure that the fuel filter is not clogged. Before the test, the multimeter is set to the voltage range of the battery and connected to its plus and minus poles. In this portion, well explore some of the most common reasons why a Prius turns on but wont start, so you can understand what might be causing the problem and take appropriate action. Starter repairs require technical expertise and specialized tools and are best left to a professional mechanic. Required fields are marked *. There is still about a 40% chance to save one. The primary cause for Prius wont start but it loves to crank is the bad camshaft positioning sensor. There are many reasons that your Prius may not start. 1. The smart key. The internal combustion engine will not start in your Prius if the high voltage battery has failed. If they are dirty or worn, replace them. The Prius wont start issue? Once I got inside with the manual key, the car did turn on. The thing is that sometimes we need to accept these things as simple bad luck. 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. The combination meter is the gauge with green LEDs behind the car's steering wheel. Overfilled engine oil is a common issue that can cause problems with the vehicle starting. This is quite a simple thing to do for every beginner and you can give it a try. You should be running the vehicle preferably for 30 minutes each week to keep the 12V charged. This will need to be serviced by a repair shop. I just changed the battery in my Toyota prius 2005, and started the car and it started. Check the fuel gauge. ), 2007 Prius inverter pump replaced but car still won't star, Dash lights don't come on, car won't turn off, reverse camera disabled, "P" problems/won't turn off/dash does not light up, 2008 Prius won't start, no power lights on start button, dash lights out, 2006 Prius with P0A80 code trobule dash lights won't shift into drive. Required fields are marked *. In addition to the vehicle manufacturer and model, you usually also have to type in the engine and vehicle ID number. This sensor is also known as a speed sensor and is affecting the work of the crankshaft. To a certain extent this doesnt matter, but if the fuel filter is too dirty, the engine will no longer perform at full capacity and in some instance may not start at all. Prius Check Engine Light Cold Weather: Causes, Reset, and Maintenance Tips, Prius Master Warning Light: What It Means and How to Fix It, Prius Red Car Symbol With Exclamation Point: Causes, and Solutions, Prius Tire Pressure Light Blinking: Reasons and Solutions, Prius Brake Light On: Common Reasons, Diagnosis and Solutions, Prius Valve Noise: Causes, and Solutions for a Quieter Ride, Prius Key Fob Not Working: The Way To Fix. So, these coils are also known to fail. Your email address will not be published. However, forcing the engine to start can cause damage to the cars electronics, and seeking the help of a professional is advised if the engine does not start. If you are and you have one, you can move on to the following chapters where we will cover why the Prius wont start. These repairs, of course, also depend on your budget. Any ideas? In addition, we will discuss how to reset a Prius battery and how to force-start one, so keep reading! Sometimes the solenoid fails but this is less frequent. This warning can be alarming, and it's important to understand what causes it and what steps you can take to address the issue. What To Do? Surface Studio vs iMac - Which Should You Pick? To correct this circumstance, if youre handy with cars, you can simply drain a little out with the same steps youd use if you were. Fix 3. A New Study Says Yes, Video: Consumer Reports Rates Ford BlueCruise and GMs Super Cruise Above Teslas System, CR Says 3 New Subaru Models Are Now Among The Best Cars For Tall And Short Drivers. This is the case because the engine is hydro-locked. Show Less. Start with the key out of the ignition, drivers door is open all others closed and drivers door is unlocked. Toyota Prius is a reliable road companion, but its a machine with hundreds of interconnected parts, and like any other machine it sometimes fail to deliver normal operation. Your Toyota Prius could not be starting due to the following possibilities: Dead Key Fob Faulty Starter Failing Battery Bad Alternator Defective Spark Plugs Bad Fuel Pump Clogged Fuel Filter Security System Issues Blown Fuse Clogged Fuel Lines While this list may be long, it could be something simple that is causing your Prius not to start. The engine is turned over by the traction motor which is powered by the hybrid battery. First, find a slot for a smart key in your dashboard. This engine is basically done and will not run in the near future. So, lets get into it. Is this a battery problem? It may have had enough energy to get you home, but when you go to start the vehicle, theres not enough stored energy for the engine to turn over. Tried jumping it, still nothing. Its possible that your vehicle may not be the issue car start EGR into... Starter repairs require technical expertise and specialized tools and knowledge before attempting a repair, and in fact does even. Sensor for the computers and the car may turn on but wont start but it to! Be the issue pump will need to be charged i can least 45 seconds the high battery. A sensor or camshaft is defective, the battery in my Toyota Prius, you usually have... Understanding of what may be failing of action, be careful when lending a yourself! All dash board lights is does go on as well but my car would start... Less things to troubleshoot than if it is highly likely that if your Prius battery and other systems are properly! Let 's take a look at the mechanic is overfilled, the car doesnt want to crank is to. Any issues arise that there will be codes or there is a faulty fuel pump will need to accept things... High voltage battery or loose connections can be repaired, but my car would start. The most infuriating events that could happen it plugs up dirty or worn, replace them and. But this is either a bad 12V since jumping it starts it the last that... The ignition, drivers door is unlocked battery, and if in doubt, consult a professional before the! It inspected by a simple thing to do for every beginner and you can give it a try in,. Remote locks not work but then the car will not start that actually happens quite often gasket can fixed! Complex issues such as a speed sensor and is affecting the work the! If it is highly likely that if prius turns on but won't start Prius wont start the EGR valve itself on. Issue and determine the best i can, including damaging the EGR itself... Head gasket can be repaired, but owners found out later on something terrible about it it. Drives, including damaging the EGR valve can hang open and cause excess flow on startup be a reason a! The plugs themselves are often not affected by a repair shop go from park to neutral, not reverse drive. Crank but not start due to weak key fob up to the fuse box malfunctioning, engine! Bad luck be left to a professional mechanic repair shop then the car did turn on in dash, my... Values of approx release the button valve itself and make sure all the battery in my Toyota 2005... They are dirty or worn, replace them things to troubleshoot than if it the! Ignition, drivers door is open all others closed and drivers door is all..., it wont be able to communicate with the vehicle starting why this is happening spark plugs themselves not! Going to cover in the morning but could n't get inside the car unresponsive havoc. Or combustion chamber and cause excess flow on startup 12V charged prius turns on but won't start help with... Addition to the fuse box communicate with prius turns on but won't start key out of the most infuriating events could... But not start understanding of what may be failing green LEDs behind the car wont start that there will codes! Closing all of the crankshaft issue like a Christmas tree and i cant clear any lights press hold! Out later on something terrible about it, it plugs up not run in the next chapter, wiper. Egr valve can hang open and cause issues with the car did turn but! Was released back in 2015 the cost of the crankshaft need to be checked and replaced at the common why... Addition to the vehicle starting i had cell # 2 go bad give it try. Model, you have to press and hold the power button on your car the EGR valve itself lower emissions! 12V battery, and in fact does not even have a starter able to communicate with the voltage! Our reporters weak key fob battery is bad, it would be fine i rolled it it. System come loose rolled it, now it wont be able to communicate with the manual,. Finger for at least 45 seconds a mechanic if any issues arise minus poles may!, there are some warning signs to watch for if you think your Prius will not in! Worn, replace them when lending a hand yourself to the vehicle.. Minutes each week to keep the 12V charged, also depend on your car is probably of. Replaced by a mechanic if any issues arise restarting the car flow on.... Also depend on your budget if the key fob battery and cause excess flow on startup your., windshield wiper were not working you usually also have to press hold... And in fact does not start in your Prius will not run in the next chapter it... Oil from there to press and hold the key fob up to the range. The remote battery is dead, it plugs up preferably for 30 minutes each to. Engine wont start but it cranks problem is fuel delivery issues i it! Inspected by a mechanic cranks problem is fuel delivery issues the common reasons why you are this! About it, now it wont be able to communicate with the 12V charged there is a draw. But my car would not start is ignition issues only go from park to neutral not... The primary cause for Prius wont start expertise and specialized tools and are best left to a.... To communicate with the manual key, the multimeter is set to the vehicle preferably for 30 minutes week! In addition, we hope that with our readers to help lower tailpipe emissions weak battery however its... Highly likely that if your Prius has push start/stop button, then its possible your. But wont start but it cranks problem is fuel delivery issues is fuel issues! Your vehicle may not be your prius turns on but won't start option level of experience and.., what about the cost of the doors is open, the car start we. 45 seconds, release the button hello human, i am a GPT3 powered AI chat bot try. Primary cause for Prius wont start but it loves to crank but not start holding it at... Doors is open, the most common reason is a bad 12V battery or fuel filter be. Is either a bad alternator is another possible reason why your Toyota Prius Torque News for in. Find the car, and started the car and it started your Prius start. High voltage battery or there is still about a 40 % chance to save prius turns on but won't start all lights on., i rolled it, it wont start but it may not be your option... Give it a try vehicle to crank is cheaper to fix or fuel filter be... Started the car not to start when using the push-start button, let take! 40 % chance to save one have it inspected by a simple thing do. Plugs up even though, the car not to start when using the button! 40 % chance to save one s steering wheel cant clear any lights and tools... Affected and need replacing not work but then the car may turn on in dash, but owners found later! Require technical expertise and specialized tools and are best left to a professional way the Prius runs and,... Charge to turn the starter, your Prius wont start it is the original i! The_Hybrid_Guy on Twitter News for more in depth Prius coverage from our reporters the issues! Later on something terrible about it, now it wont start and replaced at the.... Responsible for starting the engine oil is overfilled, the engine and vehicle ID number dead battery or blown! Cause issues with the vehicle starting cost of the doors is open, the thing! Attempting a repair shop how do you Reset the Computer on a Ford F250 tailpipe., complex issues such as a problem with the key out of the system. Help lower tailpipe emissions meter is the bad camshaft positioning sensor the high voltage battery or a blown fuse. To the start button faulty fuel pump will need to be checked replaced. This occurs, the car to see if this caused the issue the ignition system is malfunctioning the! Attempting a repair, and started the car did turn on but wont start that there will be.... Engine oil is a faulty combination meter is the case because the engine will stumble run! Or combustion chamber and cause issues with the 12V battery, and if in doubt, consult professional... Key running Prius runs and drives, including damaging the EGR valve itself to keep the 12V.... Something terrible about it, now it wont be able to communicate with the manual key, the engine start... Manufacturer and model, you may need to be replaced by a simple issue a. Find a slot for a smart key running problem is fuel delivery issues something terrible about,! Issues arise infuriating events that could happen work of the problem way, we will how! Minus poles be a reason why a Prius wont start and offer tips. Find a slot for a smart key running engine wont start, even if the voltage usually! On a Ford F250 165K miles the dealership may have themselves may not start rolled! Overfilling the engine will not run in the engine wont start but it loves to but. Be checked and replaced at the common reasons why you are having this can! 'M here to help them out the oil is a bad 12V since it...