Headlights are on a relay. It may have fused shut. The relay maybe in with the fuses. Some have a delay going off which may have failed.
To turn off the headlights on a Skoda Octavia, locate the headlight switch, typically found on the left side of the steering wheel. Turn the switch to the "off" position. If your model has automatic headlights, you may need to switch the setting from "Auto" to "Off" to deactivate the headlights completely. Finally, ensure the engine is off to prevent the lights from turning back on automatically.
They as designed to "dim" when headlights are on to reduce "glare" try adjusting dash dimmer switch
loose bulbs
check the headlight/multifunction switch
Your headlights turn off when you turn the high beams on because you have a defective switch. You need to have a mechanic replace the high beams switch. It is a simple replacement.
They stay on cause they runnin off the battery. there should be a car headlights switch somewhere by your spedometer stuff...
Replace your headlamp switch.
they turn on with the windshield wiper switch
It could be a fuse, a relay the switch
To turn off the headlights on a 2006 Volvo S40, ensure the ignition is in the "off" position. If the headlights are still on, check the headlight switch on the dashboard and turn it to the "off" position. Additionally, if the vehicle is equipped with automatic headlights, you may need to switch the setting to manual to control the lights. If they remain on, it's possible there's a malfunction that needs further inspection.
if you've tried hitting the high/low beam switch & headlights are out on both, then a bad headlight switch or headlight switch plug or high/low beam switch plug not fully engaged.
You cant