What can be more annoying than finding out a persistent noise when driving your automobile, whether it’s because you want to hear your favorite radio or chat with your passengers, finding out an air noise on Mercedes Classe A 3 is always annoying. It is with this in mind that we wanted to prepare this article. In fact, our team wanted to give you the keys to resolve this persistent issue that can become annoying in the long term. First we will look at the air noise on Mercedes Classe A 3 coming from the cabin, then at the air noise that manifests itself during acceleration, and finally at the air noise on Mercedes Classe A 3 that is coming from doors.
I perceive an air noise in the cabin
if you detect of an air noise on your Mercedes Classe A 3 and it is situated in your cabin, it may be connected to a fan that has shifted or is starting to dry . In any case, you will have to examine the fan in question to visually check its state. The easiest way is to open the ventilation circuit, and rotate the circuit while you are watching its proper operation, you can try to grease it to limit this noise, but it is very likely that the final remedy is to change it.
If you haven’t found the answers to your questions in this section but your air noise on Mercedes Classe A 3 comes from your cabin, read both articles, firstly cabin noises on Mercedes Classe A 3 and heater fan noises on Mercedes Classe A 3 can surely help you find the cause.
I perceive an air noise when I accelerate with my Mercedes Classe A 3
Air noise Mercedes Classe A 3 linked to an air intake hose
The first of the two alternatives that can develop an air noise on Mercedes Classe A 3 when accelerating and the less severe. Is that you have one of your air intake hoses that has been punctured or cracked. This failure will cause a large and unexpected air intake . This will show itself in a loud air noise at acceleration when the air intake is running at full throttle. So check the state of all your hoses, don’t hesitate to ask someone to accelerate while you look at the engine block to help you identify the area of origin of air noise on Mercedes Classe A 3.
Air noise Mercedes Classe A 3 brought on by your turbo
One of the other possible origins of your air noise on Mercedes Classe A 3 is your turbo. In fact, a damaged turbo will release a sound close to an air or breath noise when it is switched on. It will be used during your acceleration phases. You may also experience a power loss that would signify the failure of your turbo. It is also plausible that a lack of lubrication is the cause of this noise. Have it verified, and change it if necessary, if you don’t want to get your engine dirty. If your air noise on Mercedes Classe A 3 manifests itself well when you accelerate at any speed, but you want more information about it or you still haven’t found the cause, check out both pages about turbo noises on Mercedes Classe A 3 and noise when accelerating on Mercedes Classe A 3 for more information.
I perceive an air noise on Mercedes Classe A 3 at the doors
Air noise Mercedes Classe A 3 brought on by plastic door covers
If you experience air noise on the doors of your Mercedes Classe A 3, it is plausible that it is related to some plastic covers on the inside walls of your door. These can come loose, hole, fall and thus create an air intake that will inevitably create a distinctive and annoying air noise in the cabin. To verify that you don’t have this issue on your Mercedes Classe A 3, open your doors and inspect the sides of them carefully, see if all the covers are properly installed.
Air noise Mercedes Classe A 3 brought on by door seals
Air noise at the doors of your Mercedes Classe A 3 can also be connected to a gasketfailing or overused. In fact, the door seal, in addition to have a protecting role against moisture infiltration, also has a protective task for air inlets in the passenger compartment. When it is worn, it will not settle and therefore no longer create a perfect seal between the door and the car body. To check its state, there are two techniques, first, visually check the condition of the seal and for the second test, install someone inside the passenger compartment and door by door, car closed, sprayed with water the seals to see if water goes in. If you are in this case, go to your auto mechanic to have your seal replaced and the air noises on your Mercedes Classe A 3 eliminated. If your air noise on Mercedes Classe A 3 is not fixed despite reading this part, that it is present at your doors, we suggest you to consult this full article on door noises on Mercedes Classe A 3 which should allow you to find the solution to your issue.
