Why did my battery die on my Prius?
Dead Prius Battery and I KNOW WHY!!! My battery was dead at lunch today. Figured I would let you in on a little bug I may have found in the Prius today. The 12V battery will die if you follow this sequence of steps. Your lights will be on at this point and will stay on. This happened this morning when talking with a friend.
Can a 12V Charger keep a Prius Prime alive?
If your 12v battery is healthy, once a week drive for ~1hour is enough to keep the 12v battery charged. As said above, the plug-in does maintain 12v while actively charging the traction battery, but will not bring the dead battery back to life. Tideland Prius, benagi and bb4srv like this.
Can a Prius be left on the batter tenderer?
I left the hood popped overnight and this morning opened the hood to take a reading before doing anything to the car. But it was still on the batter tenderer. yes leaving it for 2-3 overnights and take the reading would see the true condition of the battery. At least I’m not stuck at home now!
What does auto off mean on a Toyota Prius?
The auto-off feature that Toyota included with the Prius is not anything like an auto lamp feature that you seen on other vehicle. Prius auto-off is a stop gap feature to help protect the 12v battery. It was designed to kill the headlights after the car is powered down and the drivers door is opened.
How often does a Toyota Prius need to be charged?
It would be really useful if there was a list of which devices were driven by which battery. The dealer PDI information stated the 12V battery should be charged if the car is left unused every 2 weeks. Trickel charge is recommended. If left longer, the engine should be run in maintenance mode for 30 minutes every 2 months.
How long can a Toyota Prius sit unused?
After all the Prius is the most technologically advanced production car in the World so it should be able to do the job! It would be really useful if there was a list of which devices were driven by which battery. Click to expand…
What should I do if I Leave my Prius in the car?
If you are going to leave your car for over two weeks, DISCONNECT the negative lead of the battery cable at the battery in the back end of the Prius. Make sure you have the back seat folded down and the little cover underneath the floor boards removed so you can open the hatch from inside when you are ready to reconnect the battery.
What happens when you turn off the lights on a Prius?
While most modern cars electronically turn off your headlights to avoid battery drain, in certain circumstances, some Prii (the plural for Prius) will actually turn them on. The bad news is the driver may not know the lights came on and doesn’t turn them back off. This results in the dreaded dead battery and requires a jump start.
What’s the best way to charge a Toyota Prius battery?
Although it’s a bit of a PITA due to the vent tube, cooling duct, and other “stuff” it’s best to actually remove the battery and charge it with a dedicated charger. Toyota used to recommend a fancy-schmancy automatic battery charger made by Associated, set at the 10 amp position.
Can a Prius be charged from a trickle charger?
If the approved charger is not available you may use a trickle charger if the amperage is kept below 3.5 A.†It also recommends removing the battery from the vehicle during charging, but says it is safe to jump-start the Prius from either the battery or the jump-start terminal under the hood.
Is there a way to put a Prius with dead battery into neutral?
If it is within 15 ft. it will drain the battery or deactivate the smart key fuction if the car is left for longer then a week. Under the steering wheel there are 2 red buttons.
Where is the battery located on a Toyota Prius?
If the 12 Volt auxiliary battery is discharged or disconnected, the vehicle cannot be started and cannot be shifted out of park. The auxiliary battery is located in the cargo area. It is concealed by a fabric cover on the passenger side rear quarter well (page 15):
What to do if your Toyota Prius dome light goes off?
A simple solutioN to door ajar dome lamp on situations is to look at the dash at the are of the door ajar light when you exit the vehicle. If that light is off, your dome lamps will also turn off after their prescribed on time has elapsed. I do think it is easier to just turn the lights off.
Why does the headlight auto off on a Toyota Prius?
The reason the headlight auto-off acts the way it does is because you may actually want or need light with the car powered off. Also the only way the car can guess the driver is leaving is if he opens his door. If he didn’t open his door, he is most likely still inside and still needs the headlight.
Do you need a new battery for a Toyota Prius?
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. Hey everyone! I wanted to give you a cool tip for the day if you are looking to replace that old 12v battery that is in your Toyota Prius.
How long does a Prius 12 V battery last?
The Prius does charge the 12 V rather gently. Also, your normal driving pattern should ensure the 12 V stays in a good state of charge, Having said that, I think you would be correct in that it is a reasonable expectation that even a half charged Battery should not be flat after sitting for 2 1/2 days.