2009 Toyota 4Runner Navigation Manual - Page 192

08 06.27 OTHER FUNCTIONS (b) All at once 5U5155F 1. Touch "Delete All" on the "Outgoing Calls" or "Incoming Calls" screen. (f) Setting the security When you set the security, you can prevent people from using some functions of the Hands−free system. It is useful when you leave your car with the hotel or you don't want others to see the data you registered. When you set or unlock the security, you have to input the security code. Be sure to change the default code when you use the security for the first time. 5U5156F 2. Touch "Yes". 146