How do you use the headlights?

How do you use the headlights?
Experienced mechanics share their insights in answering this question :
Being able to use the headlights on your car is critical – they provide you with the visibility necessary for night driving, even in areas with plenty of street lights. Driving without your headlights on at night is illegal (and in some states, it’s illegal to drive in the rain without them on). Here’s how to work them:

Turn the headlight knob one time to turn on your running lights. This will also turn on other lights, including those in the interior instrument panel.
Turn the knob to the second position to turn on your low beams.
Push the switch forward to change from low beams to high beams.
Pull the switch backward to change from high beams back to your low beams.

Tip

Never drive with your high beams on if you are approaching traffic, or in an urban or suburban area with sufficient streetlights.

How to Identify and Fix Common car Problems ?

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2 Pull the lever back to select the low beam. 3 Pulling and releasing the lever flashes the headlight high beams on and off. The battery saver automatically turns off the ignition after a period of time when the ignition switch is left in the ACC or ON position.
System mechanism

To enable High Beam Assist, turn the headlight switch to the AUTO position. Push the headlight lever forward. A High Beam Assist indicator light will display in the instrument gauge cluster.

As you stand in the front of the car, have the assistant turn the headlights off. Next, put the dark cloth or cardboard over one headlight, and have the assistant turn the headlights on. Find the adjusting screw and turn the screws slowly clockwise to raise the height of the lights or counterclockwise to lower them.
You might not think of manually turning your high beams on or off every time you need to. That`s why the Auto High-Beam Headlamps feature is so helpful — it can do that for you, automatically. This driver-activated system with windshield-mounted camera scans the road at speeds above 25 miles per hour.
The likely cause is a fuse, headlight relay, headlight switch, dimmer switch or a wiring fault. About the only cause that is an easy fix is a blown fuse. Consult your owner`s manual to locate the main fuse for the headlight circuit and replace that fuse with one having the same amp rating.
High-beam headlights shine at an angle to illuminate the road 350 to 400 feet ahead or about twice as far as low beams. (Remember that 68 mph equals about 100 feet per second. When you travel at highway speeds at night, low beams may give you only a second or two to react to a hazard.)
DRLs are lights located on the front of a vehicle that remain on whenever the engine is running. Unlike headlights, daytime running lights are fairly dim and don`t illuminate the road ahead.
Whether they`re required or not, daytime running lights are a good safety feature to have. They don`t require much power to run, and they make it easier for other drivers to see you. Just don`t rely on daytime running lights to replace your headlights.
The switch to turn them on is usually found on a dashboard dial or twisted indicator stalk, although many newer cars have running lights that work without input from the driver.

Relevant Questions and Answers :

the most relevant questions and answers related to your specific issue

My headlights came on and drained my battery I put a new battery in and my headlights still wouldn’t go off I took out the bulb an
ANSWER : The common thread between the headlights and the signal lights is the combination switch. The combination switch controls your signal lights, turns the headlights on and off, as well as controls the high beam function. Most like;y the switch or wiring to the switch has an electrical short. This can cause constant power going to the functions the switch controls. While the combination switch is the most likely cause, wiring can also be a problem so I suggest having a certified technician look into the lights staying on to determine if there is a wiring issue before replacing any components. If the combination switch is found to be the culprit, the technician can replace it for you.

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Headlight Issue
ANSWER : Hello.

The daytime running lights are not supposed to function at the same time as the headlights. The daytime running lights are only supposed to come on during the day, to provide additional visibility for daytime driving, independently of the headlights. When the headlights are turned on the daytime running lights should turn off. If they are not turning on it may be possible that perhaps the bulbs have burned out, or there is an issue with the fuse or relay. If you run into any issues, consider contacting a certified technician, like one from YourMechanic, as certified technician can diagnose any issues with your lights firsthand and help you make the right repair.

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I changed the lightbulbs on my cars headlights but the driver side headlight won’t turn on…
ANSWER : Hello. Ironically, I happen to have a 2000 CLK 430 as well and I experienced an almost identical scenario as you did. I had a fog light out on my vehicle, thinking it was a bulb I went ahead and replaced the light bulb but once I replaced it it still did not fix the issue. Upon further inspection of my vehicle I found that the some of the insulation around the wiring leading to the fog light was brittle and causing wires to be exposed. I taped the wires with some electrical tape because Mercedes-Benz has a very sensitive electrical system and if a wire is exposed it will cause resistance. If the electrical system senses too much resistance it will cut power off to that component to help protect other electrical parts. I suggest to have a technician such as one from YourMechanic inspect the wiring of your fog light that is out, check the fog light fuse in the side fuse compartment, and also check the clearance light bulb. The clearance light bulb is a small bulb located under the fog light and is integrated into the fog light circuit. If the clearance light is out it will interrupt the fog lights power. On my vehicle it was a clearance light being out and the damaged wiring to the fog light causing my fog light to be inoperative. You are able to find a technician and schedule an appointment to evaluate your vehicle here https://www.yourmechanic.com/services/fog-or-driving-lights-are-not-working-inspection

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I have changed the car battery on my Renault Grand Scenic and used the car that day on the sunday. However 3 days later the car wo
ANSWER : Hello, thank you for writing in. If the new battery has also failed to hold a charge, the alternator is likely not working correctly. You can test the alternator at home with a voltmeter, or you can remove it and have it tested at most automotive parts stores. It will need to be replaced if it has failed. You will also want to make sure all of the electrical connections are clean, dry, and tight. For more help testing or replacing the alternator, contact our service department to schedule an appointment.

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At night, headlights briefly turn off when using turn signal
ANSWER : Hello, thanks for writing in about your 2012 Hyundai Veracruz. The multi-function switch near the steering wheel has been known to cause a similar issue on many vehicles. Worn contacts inside the switch can cause the exterior lighting to malfunction or even short out. I recommend having a qualified mechanic, like one from YourMechanic, inspect the headlights and lighting circuitry in person in order to make the correct repair.

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I turn my high beam headlights on and both headlights go out.
ANSWER : Hello, thanks for writing in about your Nissan Frontier. The only way to tell if it is the light bulbs or the switch is to check for power to the bulbs when you switch to high beam. 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.

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Using E-15 fuel in my car do I need to use regular unleaded fuel maybe once in awhile or is it safe to continue to use the E-15?
ANSWER : E-15 is shorthand for gasoline blended with 15% Ethanol which is a fairly corrosive material which can cause damage to rubber parts and other critical parts over time. Ethanol also attracts and bonds with water from the air, and that water can separate out inside the tank due to phase separation. If your vehicle sits for long periods between use, the moisture settles to the bottom of the tank and can potentially clog in-tank pumps and filters. Damage is also possible in fuel lines, injectors, seals, gaskets, and valve seats as well as carburetors on older engines.

The main issue with respect to E-15 in many cases is whether or not the car will be covered under warranty from damage caused by using this product. GM and Ford have certified their own cars starting with 2012 (GM) and 2013 (Ford) to be compatible with E-15 and so some of the newer cars may not have any trouble with this.

I would not recommend using this fuel on longer drives where the chances of burning through an entire tank relatively quickly are greater. This may lessen the chance of excess E-15 fuel sitting in the bottom of your tank for longer periods of time where it may be prone to causing damage as outlined above.

If you run into any issues, feel free to contact YourMechanic, as one of our mobile technicians can come to your home or office to service your vehicle.

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Can I use Primium 91 petrol for Pajero in Kuwait climate?? is there any problem for if Use this instead of Super 95?
ANSWER : Hi there:

As a United States based online mechanic service, we’re not that aware of the different climate changes in Kuwait. However, in general, when you have extreme heat, keeping your fuel consistent is very important for overall performance and engine efficiency. A change of fuel from 95 to 91 octane is a rather large jump; so you might want to seek advice from a local mechanic for your application.

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