2010 Toyota Prius Owners Manual - Page 629

Wha t t o do if... What t o do if...A tire punctures P. 524 If you have a flat tire P. 108 Immobilizer system The hybrid system does not start P. 538 If the hybrid system will not start P. 543 If the 12 volt battery is discharged The high coolant temperature warning light comes on P. 548 If your vehicle overheats Steam can be seen coming from under the hood The key is lost P. 540 If you lose your keys The 12 volt battery runs out P. 543 If the 12 volt battery is discharged The doors cannot be locked P. 67 P. 72 Side doors Back door The vehicle is stuck in mud or sand P. 553 If the vehicle becomes stuck 610