2010 Honda Civic Owner's Manual - Page 80

Instrument Panel Brightness CONTROL BUTTONS There are six brightness levels. When you push either button, the information display indicates the current level. You will hear a tone when you reach the maximum or minimum brightness. The display returns to the odometer 5 seconds after you stop adjusting the brightness. To reduce glare at night, the instrument panel illumination dims when you turn the light switch to the or position. The center of each meter (upper and lower) illuminates with reduced brightness when you unlock and open the driver's door, and then goes back to the selected brightness when you turn the ignition switch to the ON (II) position. If you insert the key but do not turn the ignition switch to the ON (II) position, the illumination turns off in about 10 seconds. The buttons under the left side vent control the brightness of the instrument panel. Push the or button to adjust the brightness. Separate adjustments can be made when the headlights are on and off. 74