How To Jump A Prius From The Trunk. First, the 12v battery is in the trunk instead of under the hood. The easiest way to jump a prius is from the front junction box as shown above (and detailed in your manual).
Since i can't find anything in the manual or in the car, should i assume that my prius does not have a release button inside the car to open the trunk? First, the 12v battery is in the trunk instead of under the hood. You can jump start a prius with anything that has 12 volts.
So you'll need to get it charged, or replace it click to expand.
If you never fully discharge it, it will last a long time. I don't know if the karr alarm will prevent jumping the car, but that is a useless alarm for a prius and will drag down the 12v system when the car is off. Jump starting a prius : Connect the red positive jumper cable to the positive terminal in your car.