Quick Answer: Why Do My Low Beams Not Work But High Beams Do?

When I turn my high beams on the lights go out?

Most of the time both bulbs are bad.

The connections to the bulbs could be faulty as well.

If you’re unable to pinpoint the issue, have a certified technician, like one from YourMechanic, diagnose your lights firsthand for an accurate repair..

Why did my low beams stopped working?

Bulbs usually don’t burn out together, but it’s still important to rule that out by checking for power. Most total headlight failures are caused by a bad component like a fuse, relay, or module. Wiring problems can also cause both headlights to stop working. … The fix: Replace the bulb, switch, or relay.

How do high beams and low beams work?

How High Beams Work and When to Use Them. The difference between the low beam headlights and the high beam headlights is the distribution of the light. When the low beams are on, the light is positioned forward and down so as to light the roadway but not affect the drivers who are driving in the opposite direction.

Why are my high beams stuck on?

Dear Bruce: The most common problem is the steering column switch. I followed the wire diagram on our Identifix web site and found that the high-beam lights get energized when the lever is moved. Then from the lever movement the signal goes to the body control module to the high-beam relay and out to the headlights.

How much does it cost to fix high beams?

He charges $50 per headlight for installation. According to aftermarket parts retailer AutoZone, the average cost of a halogen bulb is about $15 to $20, while HID bulbs typically cost $100 or more. Addison says the average cost to replace an entire headlight assembly is $250 to $700.

What are the symptoms of a bad headlight relay?

Symptoms of a Bad or Failing Headlight Closure RelayHeadlight doors don’t open. One of the first symptoms of a failed headlight closure relay is headlight doors that don’t open. … Headlight doors stuck open. … Headlight doors operate erratically and open or close on their own.

Is there a fuse for high beams?

Blown High Beam Fuse A fuse protects the wiring from damage, in case too much current is being drawn through the high beam circuit. The fuse will blow if there’s a short circuit, but it might also blow if an accessory is drawing off it or if the bulb is the incorrect wattage.

How do you fix low beam headlights not working?

4 Steps to Fix a Low Beam Headlight BulbFind the blown out bulb. … Buy the replacement bulb. … Get your tools ready. … Disconnect the negative terminal on the battery. … Remove the trim pieces. … Find the headlight holder. … Disconnect the cables from the headlight. … Remove the headlight bulb from the bulb housing.

How do you turn off the high beams on a Ford Explorer?

When the automatic control has activated high beams, pushing or pulling the stalk will provide a temporary override to low beam. To permanently deactivate the system use the information display menu or turn the lighting control switch from autolamps to headlamps.

What are the symptoms of a bad headlight switch?

Symptoms of a Bad or Failing Headlight SwitchIssues switching between modes. One of the most common symptoms of a faulty headlight switch is issues switching between headlight modes. … Issues with the high beams. … None of the lights work.

Do low beams stay on with high beams?

If you have separate low beam and high beam bulbs like some older cars do, they work pretty much the same way except that the low beams stay on when the high beams turn on.

Can I drive with my high beams on?

“When approaching an oncoming vehicle and you’re within 500 feet of that car, a driver is not to use their high-beam lights,” Montiero said. “When approaching another vehicle from the rear, a driver is not to use their high-beam lights within 300 feet.”

What do I do if my headlight goes out?

If your headlights suddenly go out, do the following:First, try your dimmer switch. Often that will turn them back on again.Try the headlight switch a few times. … Pull off the road as soon as you can and leave your hazard lights on so that other cars can see you.

What would cause high beams not to work?

By far the most common reason your brights will stop working is from a blown fuse or a bad relay. Under the hood, a fuse box holds a variety of fuses and relays hooked up to all sorts of electrical components throughout your car.

Are high beams and low beams on the same circuit?

Since both high-beams are powered from the same pole of the headlamp switch and the left high-beam is out while the right is bright, the problem is probably not the headlamp switch….Headlight Circuit Evolution.HIGH-BEAMLOW-BEAMLeft SideOutBrightRight SideBrightDim