What could possibly be more annoying than listening a persistent noise when driving your car, whether it’s because you want to listen your favorite radio or chat with your passengers, listening a wind noise on Mercedes Classe A 4 is always annoying. It is with this in mind that we wanted to write this article. In fact, our team wanted to give you the keys to remedy this recurring issue that can become annoying in the long term. First we will have a look at the wind noise on Mercedes Classe A 4 based on the cabin, then at the air noise that manifests itself during acceleration, and finally at the wind noise on Mercedes Classe A 4 that is coming from doors.
I perceive a wind noise in the cabin
if you detect of a wind noise on your Mercedes Classe A 4 and it is situated in your cabin, it may be relating to a fan that has shifted or is starting to dry . No matter the reason, you will need to inspect the fan in question to visually examine its state. The easiest approach is to open the ventilation circuit, and rotate the circuit while you are watching its proper performance, you can try to grease it to limit this noise, but it is very likely that the final solution is to swap it.
If you haven’t found the answers to your questions in this section but your wind noise on Mercedes Classe A 4 comes from your cabin, read both articles, firstly cabin noises on Mercedes Classe A 4 and heater fan noises on Mercedes Classe A 4 can surely help you find the reason.
I perceive a wind noise when I accelerate with my Mercedes Classe A 4
Wind noise Mercedes Classe A 4 brought on by an air intake hose
The first of the two possibilities that can create a wind noise on Mercedes Classe A 4 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 lead to a large and unexpected air intake . This will express itself in a loud wind noise at acceleration when the air intake is running at full throttle. So examine the state of all your hoses, don’t hesitate to ask someone to accelerate while you look at the engine block to help you establish the area of origin of wind noise on Mercedes Classe A 4.
Wind noise Mercedes Classe A 4 caused by your turbo
One of the other possible origins of your wind noise on Mercedes Classe A 4 is your turbo. In fact, a broken turbo will emit a sound close to a wind or breath noise when it is switched on. It will be used during your acceleration phases. You may also feel a power loss that would indicate the failure of your turbo. It is also possible that a lack of lubrication is the reason of this noise. Have it examined, and swap it if necessary, if you don’t want to get your engine dirty. If your wind noise on Mercedes Classe A 4 manifests itself well when you accelerate at any speed, but you want more details about it or you still haven’t found the reason, browse both content articles about turbo noises on Mercedes Classe A 4 and noise when accelerating on Mercedes Classe A 4 for more details.
I perceive a wind noise on Mercedes Classe A 4 at the doors
Wind noise Mercedes Classe A 4 caused by plastic door covers
If you encounter wind noise on the doors of your Mercedes Classe A 4, it is plausible that it is caused by some plastic covers on the inside side panels of your door. These can come loose, hole, fall and thus produce an air intake that will obviously create a serious and annoying wind noise in the cabin. To confirm that you don’t have this issue on your Mercedes Classe A 4, open your doors and examine the sides of them carefully, see if all the covers are properly installed.
Wind noise Mercedes Classe A 4 caused by door seals
Wind noise at the doors of your Mercedes Classe A 4 can also be connected to a gasketfailing or overused. Certainly, the door seal, in addition to have a preventive purpose 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 provide a perfect seal between the door and the car body. To examine its state, there are two ways, first, visually examine the state 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 enters. If you are in this case, go to your technician to have your seal changed and the wind noises on your Mercedes Classe A 4 removed. If your wind noise on Mercedes Classe A 4 is not resolved despite reading this part, that it is present at your doors, we recommend you to have a look at this complete article on door noises on Mercedes Classe A 4 which should allow you to find the solution to your issue.
