2010 Toyota Sienna Navigation Manual - Page 182

OTHER FUNCTIONS (c) Rear system lock (with rear seat entertainment system) If the vehicle is equipped with the rear seat entertainment system, the rear seat entertainment system can be locked to prevent rear passengers from operating the entertainment system. Select "ON" or "OFF" and then touch "OK". "ON": The rear passengers cannot operate the rear seat entertainment system. Only front passengers can operate the system. "OFF": Both the front and rear passengers can operate the rear seat entertainment system. (d) Delete personal data The following personal data can be deleted or returned to their default settings: D Maintenance conditions D Maintenance information "off" setting D Memory points D Areas to avoid D Previous points D Route trace D User selection settings D Phone book data D Dialed numbers and received calls D Speed dial D Bluetoothr phone data D Security code This function is available only when the vehicle is not moving. 183