Whether for your own security, for roadworthiness testing or to avoid a fine, making sure your turn signal bulbs are always functioning is extremely important. In actual fact, bulbs are wearing parts that will predictably burn out over time and consequently need to be swapped out. You’re almost certainly in this article because one of your rear turn signals is burnt out and you’re thinking about how to change the bulb of a rear turn signal on you Mercedes Classe B 3, we’ve put into writing this content to help you do it by yourself without having to go to your motor mechanic. In a first step, we will examine examining a burnt-out rear turn signal bulb on your Mercedes Classe B 3 and in a second part, how to change the rear turn signal bulb on your Mercedes Classe B 3.

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How do you know if the rear turn signal bulb on your Mercedes Classe B 3 is burnt-out or needs to be replaced?

When you drive your vehicle you don’t always have the possibility to check all the security features of your Mercedes Classe B 3. In actual fact, you are often in a rush and are likely to get into your vehicle, make your journey and put it down right away without taking the time to do an occasional check-up. It is due to this fact necessary to make the effort to once in a while check the condition of your headlights and turn signals. It’s quite possible that you have a burnt-out rear turn signal on your Mercedes Classe B 3, but you didn’t become aware of it. Here are the two basic solutions to check if a rear turn signal on your car is out of order or if you need to change it as soon as possible:

  • When you stop, turn on the ignition on your Mercedes Classe B 3, then alternately turn on your left and right rear turn signals and get out of the car to check that they are operational.
  • By listening to the sound of your turn signals. In truth, there is an audible signal on each car that alerts you of a rear turn signal bulb burnt out on your Mercedes Classe B 3, you will recognise that the time between each “click” is much closer, this involves that you will have to change the rear turn signal bulb or before. It’s up to you to examine and verify which one is burnt out by a visual check as on the first procedure shown above.

You may have another bulb to change, like the one of your low beam Mercedes Classe B 3 or your position lights on Mercedes Classe B 3, don’t hesitate to read our content articles to help you to complete this replacing.

Changing the rear turn signal bulb on my Mercedes Classe B 3

Now let’s go to the most instersting part of this guideline, how to change the rear turn signal bulb on Mercedes Classe B 3? Take note that this procedure is very simple, you will need to access, from the inside of your trunk, your headlight unit, open it and replace the burnt out rear turn signal bulb on your car. If it is a bulb on your front turn signal on your Mercedes Classe B 3, see our dedicated content page. Nevertheless, here are the full description to follow in order to complete this act accurately:

  • To access the tail light set up, take off the carpeting or plastic cover to access the tail light assembly.
  • Use a screwdriver or torx wrench (6-pointed star) to open the tail light assembly.
  • Take off the rear indicator bulb from your burnt-out turn signal that you have sooner recognized by an external visual inspection, for this you will need to make a quarter turn in a counter-clockwise direction
  • Change the rear turn signal bulb on your Mercedes Classe B 3. There are two types of bulbs, transparent bulbs when the cover is orange, or orange bulbs when the cover is transparent, choose the right model for your car
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  • Remount your rear turn signal bulb and close your tail light block, then, check your new turn signal bulb is working effectively

If you have any further questions about the Mercedes Classe B 3, do not hesitate to consult our Mercedes Classe B 3 category.