How to Adjust Headlights of 2011 Mercedes Benz C300

There are 2 major concerns caused by poorly adjusted lighting of your Mercedes Classe C. First of all, they can cause dazzling of other motorists or else not properly light the road because of too low a light intensity. In each case, a bad fit can create a danger.

However, this problem can very quickly happen, especially when you have decided to replace your headlights. You may accidentally deteriorate the lighting adjustment. For example to put LED bulbs or change a damaged bulb. Therefore it is important to know how to correctly adjust the lighting of your Mercedes C-Class.
In this way, given that the lighting on a vehicle allows you to see and also be seen by other motorists, improper adjustment of the lights of your Mercedes Classe C could be penalized by a 3rd category fine which can cost more than 68 €. If you want more information about the fines related to traffic lights and signals, you can refer to the site below which will explain everything you need to know on traffic light compliance rules
Note that the cost to pay for headlights can fluctuate between € 29 and € 34.
In this way in order to avoid this we will explain to you in a very simple way how to adjust your headlights yourself.
Important thing to know : this tutorial does not concern the adjustment of xenon bulbs quite simply because they have the specificity of providing a very high electrical voltage and therefore each operation must be carried out by professionals.
For the adjustment of standard bulbs such as filament or halogen bulbs we will initially allow you identify headlights that require adjustment.
Then in a second step we will help you to to know if the headlights are correctly adjusted on your Mercedes C-Class in order to pass the technical control and drive safely.
Finally we will direct you to the manipulation to simply adjust the lighting of your lights on your Mercedes C-Class.

1- Identify the headlights on my Mercedes C-Class which must be adjusted

Your Mercedes C-Class is fitted with a number of front and rear headlights, but only some of them need to be centered to ensure their proper functioning. In fact, the low beam and high beam aim to see the road in the dark, therefore a good adjustment is essential.
In contrast, a brake light or a flashing light will not require alignment during their installation simply because they have the purpose of signaling manipulation by the driver.
In this way on this tutorial we will only focus on the low beam and high beam headlights on your Mercedes Classe C. If you notice that a headlight is opaque, do not hesitate to consult our article: Opaque headlights on Mercedes C-Class, what to do?

2-How do I know if the headlights of my Mercedes C-Class are properly adjusted?

Now we will allow you to properly assess the height of the beam of your headlights.
This will allow you to find out in particular whether your Mercedes C-Class validates the technical inspection procedures or not.
Therefore the objective of this manipulation is to draw the marks on a wall. You will need to make 2 horizontal marks in order to control the height of the light beam

• left height
• height right

At the end of this manipulation you will therefore have drawn a horizontal line on the wall which will allow you to identify if the light beam from the headlights of your Mercedes C-Class is at the right level.
To do this, it is important to put the vehicle in good conditions in order to guarantee a good adjustment.

1- Position your Mercedes C-Class to check the setting

• The first step in relation to this is to park your Mercedes C-Class on a flat location (avoid parking on slopes, not smooth, etc.), position the front of the vehicle in the direction of a white or light-colored wall.
• If you can ten meters from the wall otherwise due to a lack of space you have the possibility of carrying out the estimate at a distance of 5 meters but it will be less exact
• Prefer to do the step in the evening when natural light is reduced

2- Prepare your Mercedes Class C before adjustment

• Tires must be inflated
• Your vehicle must not be ballasted in order not to alter the centering
• Finally, make sure in the cockpit of your Mercedes C-Class that the headlights position is at 0

3- Material necessary to calculate the lighting on my Mercedes Classe C

Equip yourself with the equipment below for the operation
• One meter to identify the height of the headlights for your Mercedes Classe C
• A rule and or a level
• A pencil or colored tape
• A screwdriver

4-Calculate the height of the lighting on my Mercedes Classe C

Measure the distance between the bulb of the low beam or the high beam with the ground on each side of your Mercedes Classe C and transfer it to the wall. Make a landmark or you have the option of sticking a scotch tape.
If the light beam exceeds the mark it means that your lighting will dazzle other motorists.
If on the contrary these are too low in this case you have a limited brightness.

Adjust the height of the low beam and high beam on my Mercedes C-Class

Therefore when the mark fixed on the wall open the hood of your Mercedes C-Class in order to adjust the headlights.
Locate the screw near the optic and adjust by turning right to left to adjust the height.
The goal is for the light beams of your Mercedes C-Class to be just below the mark to properly illuminate the road without dazzling.
Once properly adjusted you can close the hood and perform a night test.

To be able to have other guides on the Mercedes Classe C, we invite you to consult our other articles on the Mercedes C-Class.

How to Adjust Headlights of 2011 Mercedes Benz C300

Source: https://asacannes.com/en/comment-regler-les-phares-de-ma-mercedes-classe-c/

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