When these sensors go bad, it can be impossible for your Prius to start. Third, the computer checks if the battery has enough power, and only then activates the starter motor that turns over the engine, or switches to "Ready" mode if it's a Hybrid or Electric car. Answered in 2 minutes by: Toyota Mechanic: Skyvisions Skyvisions, ASE Certified Technician Category: Toyota Use a voltmeter to check the voltage of the battery. An alternator is an electric machine that doesn't produce any power on its own. Move on to the next probable cause. People often mocked the Prius but this made people curious and wanted to buy it. The first scenario when the car doesnt want to crank is cheaper to fix. Well, this is the case because fuses are installed for security. Checking fuel issues may sound like a given, but we dont just mean your fuel gauge (but if you are out of gas, wed suggest filling the tank as your first step). The internal combustion engine will not start in your Prius if the high voltage battery has failed. Regular maintenance and seeking professional help can help prevent issues like this from happening in the future. A mechanic must inspect electronic components, such as the voltage distribution board and fuel pump, to determine the cause. The engine coils are essential for the car to crank. Kia Wont Start, Just ClicksWhat Could Be Wrong? Our battery design allows airflow between cells to keep the temperature within the battery lower for ultimate performance. **Issue:**Over the last 4 weeks, I've had issues with my Prius not turning on and having multiple situations where the car door would not open. If only one plug is actually loose, you can fix the problem yourself on site. Rolled my Prius, motor won't start now. If the battery is drained and doesnt hold power, then you might experience these difficulties with clicking sound and the car not starting to happen. It really can get that one last start out of it. When stepping on the brake and pushing the start button, the dash lights up but the "READY" light does not come on. Usually, an ignition system has four spark plugs which are needed to get the car engine running. Took keys out. The head gasket can be repaired, but it may not be your best option. Lets dive right in and get your problem resolved as soon as possible. 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 most likely reason for this situation is that the metal arms on the solenoid are worn down. 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. 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. A failing battery can cause your Toyota Prius not to start. 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. 1. Cleaning is not possible, you can only change the filter. Imagine that you have to go on a date and the Prius wont start problem happens. Now everything is different and so is the Prius. Tip: You can try starting your Prius with its second key. Very often this could be caused by a low battery or poor connection between the battery and starter. Sometimes even the starter can fail as well. So thats about a third of the list which is completely irrelevant. Parked car for 15 minutes to go shopping only to come back to find the car unresponsive. The rodent damage can usually be seen quickly by looking into the engine compartment. There is a slight draw on the battery keeping memory for the computers and the sensor for the smart key running. Does The Battery Affect The Driveability Of The Prius. Wouldnt start. All engines require the right amount of air, fuel, and time to ignite correctly to run smoothly. Thats why it is so important to check everything. DIY repairs can be dangerous and may cause further damage to the car. Buzz sound. After this, you'll want to wait at least 30 seconds before attaching it back on for a full reset. Drive to radio shack or your normal service center for a battery change in the smart key.. 2. If the battery doesnt work the Prius will still drive without a problem. Check out this wild new battery tech that Tesla has and why it will forever change the auto industry. If you are a Prius owner suffering from this symptom, take a look at two causes of the issue and what you can do about it. Once you have done that, you will need to insert the new battery and seal it back up. The smart key. Just like a regular car. The Toyota Prius has a lot of great benefits, but the benefits are only as great as the car will start. And this involves when the car is cranking but the engine simply doesnt want to start. The first and most common is when it wont turn over. Lights all will come on. You'll first want to open the hood and locate your battery. MacBook won't start up is one that turns on but doesn't load the OS. SEE, I think it's a 15 pin plug and two wires change on the plug fro 95 to. Deposits wreak havoc on the way the Prius runs and drives, including damaging the EGR valve itself. Vaughn is a seasoned off-roading expert and professional winch specialist. Lastly, you may need to take your car to a certified mechanic for help. Peter Neilson is an automotive consultant specializing in electric cars and hybrid battery technologies. Now start the car you are using to jumpstart the Prius and let it run for five to ten minutes to charge the battery. , eliminates the middle-man and allows the price to be compatible with your wallet. When this occurs, the engine will stumble and run rough, sounding as if it is misfiring. The best option is typically a low mileage engine. There is still about a 40% chance to save one. 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. The consent submitted will only be used for data processing originating from this website. Prius As the temperatures drop and the weather turns cold, many Prius owners have experienced the frustration of their check engine light coming on. The solenoid is there to transfer the electricity from the battery to the starter motor. Typically, the codes that come up after a diagnostic are P0A80 and P3000. This is easily accessible on most cars. If this is your issue, you are going to have to replace the dead key fob battery. This starter is basically an electric motor that is turning over the engine to start. 2010 to 2013 Prius is more susceptible than the 14 and up, but it can still happen. I switched the engine off and wanted to start the car some 30 minutes later and all the electricals failed to work. Shake, Rattle And EGR? There are a lot of issues that can cause your Prius to crank, but not start. **Actions Taken:**I have attempted to look into what the problem may be on my own but could use guidance from more knowledgeable people such as yourselves. Design Successful testing of the car battery, i.e. The scenario is when you insert the key into the ignition and nothing happens or only a small click-click sound is heard from the engine. Passive means, among other things, that the transponder in the key does not need its own power source. Car will only go from park to neutral, not reverse or drive. Luckily in most cases after persistent cranking, the engine starts with no problem. 6. Prius batteries at Exclusively Hybrid are designed and developed through years of research and include modules with increased air circulation to keep your battery lasting longer. Inside the key fob, there is a transponder. Youll see a security warning when trying to crank the engine though. Perhaps the battery connections were the issue. When the starter isnt functioning, it is impossible to start the vehicle (unless its a manual, then you can pop start it). But, be careful when lending a hand yourself to the fuse box! You can take a look at the battery poles where the cables connect. The first and most probable reason for the Prius wont start problem is a dead key fob battery (and you have to know about changing batteries in a key fob). The solenoid is located on top of the starter and they work in pairs. Is your Prius suffering from a rattle/shake on startup? Now lets discuss scenario number 2. Another warning sign is if you are getting poor fuel economy. The starter solenoid is the second in the line when it comes to failing and Prius wont start from 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. But the longer the Prius wont start sitting, the worse the rust inside gets. This makes it more challenging for thieves to steal them. 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Lastly, we will focus on the costs involved in fixing this problem. Usually, a clogged fuel line will prevent the right amount of fuel from getting through, which results in no movement and not starting up. Tracking them down can be downright challenging. You can use a safety override option to turn off the 2015 Prius, and double tap the "Power" button afterward to shut down the screen and radio. Is this a battery problem? I just had the same experience last night. Without a spark, you can expect the car to crank a lot and not start. If it gets bad, the Prius won't turn off. Prius security systems can prevent the car from starting, and a warning light will indicate the problem. 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. The fuel system delivers fuel to the engine. There are many reasons that your Prius may not start. 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