2010 Toyota Tacoma Regular Cab Owners Manual - Page 332

3-6. Other interior features Outside temperature display (vehicles with accessory meter) Displays the outside air temperature. The temperature range that can be displayed is from -22°F (-30°C) to 122°F (50°C). Switches the outside air temperature display between °F (Fahrenheit) and °C (Celsius). 3 Interior and exterior features