Regardless you feel you can’t see as well after dark, regardless you feel you’re lighting too low or too high, in all of these occasions, there’s only one part of your car to blame – your low beams. Even though this adjustment may appear simple thanks to the thumbwheel on your dashboard, a full adjustment is much more technical than this common modification, and in this document, we will discover how to adjust the low beam lights of your BMW X4? For this, first of all we will discover why you should adjust your lights, and, secondly, how to adjust the low beam lights of your BMW X4.

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Why set the low beam lights of your BMW X4?

So let’s begin our document with the interest of adjusting the low beam lights of your BMW X4. For most of us these lights are well enough adjusted, and it looks like that they light up enough at night. Unfortunately this is not automatically the case and checking this setting, either because the low beams of your BMW X4 are not illuminating well, or because you have the feeling that they are too weak or too strong is a good option .

Adjusting the low beam of your BMW X4 for safety is a good option.

First of all, the adjusting of the dipped headlights of an BMW X4 must be done for a ordinary safety cause. Regardless it’s for you, or for the other drivers you come across during your night journeys. In reality, if you don’t see enough, the real danger is to fail to see an obstacle on the road, or to predict a curve badly. However, if your lights are too strong, you risk dazzling the drivers in front of you, and thus putting yourself in danger. It is subsequently necessary for others as well as for you to have an optimal setting of your parking lights.

Setting the low beam headlights of an BMW X4 for legal reasons

In addition to safety, there is a law that supervises the power, the adjustment of low beams of cars, here is what it specifies: have between 2 and 4 headlights that illuminate at minimum , 30 meters. Another legislation supervises their use, the European one (directive 76/756/EEC), which stipulates that the height of the beam must be between 500 mm and 1200 mm from the floor, and that they must be at least 600 mm apart.

How to adjust the low-beam headlamps of a BMW X4?

We will now go forward to the part that concerns you the most in this document, how to adjust the low beams of his BMW X4? This setting may sound a bit complex, but if you follow the instructions you should be able to do it without too much problem.

Preparations to set the low beam of a BMW X4

Firstly, you will need to set up your car to adjust your low beam lights in good conditions, here are the preparations to put in place:

  • Place your car on a surface in front of a white wall for example, about 4 or 5 meters from the wall.
  • Verify your tire pressure precisely.
  • Verify that the height adjustment knob for the lights is set to 0
  • .

  • Try doing that with half a full tank.
  • Remove all unnecessary weight from the car, only one person should be in the driver’s seat.

The setting of the low beam headlights of his BMW X4

Once your car is in place, you will switch on your dipped beam and make a cross-shaped mark (one horizontal and one vertical section) in the middle of the beam that will be projected on the wall. Make sure with a level that both parts of the cross are straight. Then step back your car up to a distance of between 7 and 10 metres. For the rest of the process here are the steps to follow:

  • Open your bonnet, situate the screws for horizontal and vertical adjustment of the lights of your BMW X4 (they are almost always marked, and those above must adjust the verticality and those on the side controls the horizontality of the adjustment).
  • Use a cloth or some thing else to hide the light on which you are not making the adjustment.
  • Using the screws to make the horizontal adjustment, you should have the most intense part of the beam which should be a little to the right of the vertical line marked on the wall
  • .

  • With regard to vertical modification, you will have to use the screw to try to position the upper end of the beam at the level of the horizontal marking on the wall, or slightly below.
  • Once completed, check that the low beam setting of your BMW X4 is consistent on the road, do not hesitate to check that it has been driven, in some cases it may move.

If you want to adjust the fog lights on your BMW X4, please browse our document on this subject.

If you need more tutorials on the BMW X4, go to our BMW X4 category.