Fuse, wiring, bulbs
blowen fuse or lights check fuse first
Most likely a fuse or a bad ground.
Your emergency lights are on.
Check the fuses and the bulbs.
in dash lights
Check the grounds for the headlights.
depends on which lights? inside over head? /Dash board?/Doors? /front headlights?/Flashers?/ turn signals?/ Backing lights?/ Parking lights?/ So which ones ? what Year??
Headlights, interior lights, parking lights,Headlights, interior lights, parking lights,
Often this type of behavior is caused by a bad ground for the lighting circuit. Check the ground circuit for the brake lights.
Bumper mounted park lamps
Start by checking your fuses. Then bulbs. Then switches in that order.
Check the fuse for the headlights. It is probably open.
Check the fuses.
If you have no brake lights or tail lights then you've probably got an electrical problem. Check the fuses first and see if you have one or more blown.
a malfunction of the hard drive to send signals to the processor
Not if headlights are reqired by law.
I always start with the basics.......fuses. Then go to bulbs...... Look in your fuse panel and see if you have one marked tail lights......and check it. the brake, headlights and signals work off another circuit.
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.
check the fuses - there is no fuse for the headlights.
Fog lights are only accessable when headlights are on; once headlights are on, pull shaft/stalk out to turn on fog lights.
first make sure hazard lights are not on.next you need to ckeck the grounds from the battery.
It's a relay. Which one it depends... I would start from testing headlights relay.
You need to replace your head light switchRutifo