Conditions which impair vision (rain, fog, snow, smog, heavy overcast). Additionally, states may require headlights to be turned on in tunnels and even work zones.
While it is mostly understood that any time visibility is reduced (fog, smoke, snow, rain, etc) you aught to use your headlights, this answer cannot be more specific unless you specify the locality you are driving in. Laws vary around the world and from jurisdiction to jurisdiction.
Rain, Smoke, Fog Acording with Florida, Driver's Handbook Pag (28)
No. That would be "Careless and Reckless". DUI is "Driving Under the Influence".
you take out the DRL fuse under the dash. that's the daytime running lights.
There are many driving conditions that it could be dangerous to accelerate. These include when it is icy, raining, snowing, or if you are under the influence of drugs or alcohol.
Yes, it has an interference engine. Timing belt replacement recommended every 105K under normal driving conditions or 60K under severe driving conditions.
I had a problem with my headlights going off, not the high beams. Replaced the rectangular silver can thingy at the fuse panel under the dash on the drivers side. I put a higher rated one in, which is a no no, but it solved the problem of the headlights going out.
driving off the paved portion of the highway
You should be able to pull the fuse for the daytime running lights to disable them. Probably located in the fuse panel under the hood. There should be a picture on the inside of the lid which tells you which fuse is which.
during fog Low beam or Parker's Or during heavy rain and full eclipses.
Depends on where you live and the conditions under which you drive. Under normal driving conditions I recommend you change the filter every 30,000 miles. More often if you drive in very dusty conditions.
To prevent loss of water from guard cells