What can be more annoying than discovering a repeated noise when driving your automobile, whether it’s because you want to listen to your favorite radio or chat with your passengers, discovering an air noise on Mercedes Cla is always irritating. It is with this in mind that we decided to create this article. In fact, our team wanted to give you the keys to fix this recurring trouble that can become annoying in the long run. First we will check out the air noise on Mercedes Cla based on the cabin, then at the air noise that manifests itself during acceleration, and finally at the air noise on Mercedes Cla that is coming from doors.
I listen to an air noise in the cabin
if you recognise of an air noise on your Mercedes Cla and it is located in your cabin, it may be linked to a fan that has shifted or is starting to dry . In any case, you will need to examine the fan in question to visually verify its condition. The easiest method 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 solution is to replace it.
If you haven’t found the answers to your questions in this section but your air noise on Mercedes Cla comes from your cabin, read both articles, firstly cabin noises on Mercedes Cla and heater fan noises on Mercedes Cla can surely help you find the cause.
I listen to an air noise when I accelerate with my Mercedes Cla
Air noise Mercedes Cla brought on by an air intake hose
The first of the two possibilities that can create an air noise on Mercedes Cla 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 result in a large and unexpected air intake . This will express itself in a loud air noise at acceleration when the air intake is running at full throttle. So verify the condition of all your hoses, don’t hesitate to ask someone to accelerate while you check out the engine block to help you discern the area of origin of air noise on Mercedes Cla.
Air noise Mercedes Cla caused by your turbo
One of the other possible sources of your air noise on Mercedes Cla is your turbo. In fact, a damaged turbo will produce 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 feel a power loss that would point out the failure of your turbo. It is also plausible that a lack of lubrication is the cause of this noise. Have it checked, and replace it if necessary, if you don’t want to get your engine dirty. If your air noise on Mercedes Cla manifests itself well when you accelerate at any speed, but you want more info about it or you still haven’t found the cause, browse both pages about turbo noises on Mercedes Cla and noise when accelerating on Mercedes Cla for more info.
I listen to an air noise on Mercedes Cla at the doors
Air noise Mercedes Cla caused by plastic door covers
If you experience air noise on the doors of your Mercedes Cla, it is possible that it is related to 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 inevitably create a serious and unpleasant air noise in the cabin. To ensure that you don’t have this trouble on your Mercedes Cla, open your doors and check the sides of them carefully, see if all the covers are properly placed.
Air noise Mercedes Cla caused by door seals
Air noise at the doors of your Mercedes Cla can also be linked to a gasketfailing or overused. In fact, the door seal, in addition to have a protecting 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 generate a perfect seal between the door and the car body. To verify its condition, there are two methods, first, visually verify 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 swapped and the air noises on your Mercedes Cla wiped out. If your air noise on Mercedes Cla is not eliminated despite reading this part, that it is present at your doors, we advise you to have a look at this full article on door noises on Mercedes Cla which should allow you to find the solution to your trouble.
