2007 Toyota Prius Owners Manual - Page 159

-Selecting the push button start system mode (without smart function) INFORMATION You can insert a genuine key while in the "IG−ON" mode or with the hybrid system starting. Do not insert any key other than genuine keys. In the "ACC" mode, pressing the "POWER" switch briefly while depressing the brake pedal will start the hybrid system. If you leave your vehicle in the "ACC" mode for about an hour, the hybrid system is automatically turned off. 2) "IG−ON" (Amber indicator is turned on) All accessories are operable. Pressing the "POWER" switch briefly without depressing the brake pedal in the "ACC" mode turns on this mode. Without depressing the brake pedal 25p103a Each time you press the "POWER" switch briefly without the brake pedal depressed, the hybrid system mode changes in the order of "OFF", "ACC", "IG−ON" and then back to "OFF". 1) "ACC" (Green indicator is turned on) Accessories such as the radio operate. Pressing the "POWER" switch briefly without depressing the brake pedal in the "OFF" mode turns on this mode. The key can be removed at this position. The hybrid system is automatically turned off. In the "IG−ON" mode, pressing the "POWER" switch briefly while depressing the brake pedal will start the hybrid system. However, if "N" position is selected, the hybrid system will be turned in the "OFF" mode. 3) "OFF" (Indicator is turned off) The hybrid system is off. The key can be removed at this position. You may hear a motor sound in the engine compartment for a few seconds after the system is turned off and about 90 seconds have passed. Once you remove the key, the hybrid vehicle immobilizer system is automatically set. See "Hybrid vehicle immobilizer system" on page 21. 142