2010 Honda Civic Owner's Manual - Page 79

Headlights, Fog Lights Daytime Running Lights With the headlight switch off or in the position, the high beam headlights and the high beam indicator come on with reduced brightness when you turn the ignition switch to the ON (II) position and release the parking brake. They remain on until you turn the ignition switch off, even if you set the parking brake. The headlights revert to normal operation when you turn them on with the switch. Fog Lights You can use the fog lights only when the headlights are on low beam. They will go off when you turn the headlights off or onto high beam. Instruments and Controls If equipped Turn the fog lights on and off by turning the switch next to the headlight switch. 73