2010 Toyota Highlander Owners Manual - Page 220

2-2. Instrument cluster Odometer/Trip meter Odometer Displays the total distance the vehicle has been driven. Trip meter Displays the distance the vehicle has been driven since the meter was last reset. Trip meters A and B can be used to record and display different distances independently. Instrument panel light control The brightness of the instrument panel lights can be adjusted. Brighter Darker When the headlight switch is turned on, the brightness will be reduced slightly unless the control dial is turned fully up.