[header] How to respond when your 2004 toyota prius stalls [title] If it won't start, try to " reboot " the computer by pressing down the start button. [step] Hold it down for at least 45 seconds. [title] If all the warning lights come on, press the brake-pedal down as hard as you can, and then press the start button. 
[title] All systems are operating except that you cannot put the car in gear. [title] Hold down the start button for at least 45 seconds with your foot on the brake.