2010 Toyota Tundra CrewMax Navigation Manual - Page 61
2010 Toyota Tundra CrewMax Manual
Page 61 highlights
09 01.26 BASIC FUNCTIONS D Speech command example:Changing map scale 1. Push the talk switch. 2. Say "Command list". 3. Say "Zoom in" or "Zoom out". To confirm commands on the screen, touch or to scroll through the command list. This function is available only when the vehicle is not moving. When or is touched, push the talk switch again and say the command. The scale of the map display is changed. 49 2010 TUNDRA Navigation from April.09 Prod.(OM34481U)