What can be more frustrating than listening a persistent noise when driving your vehicle, whether it’s because you want to listen your favorite radio or chat with your passengers, listening an air noise on Peugeot 407 is always annoying. It is with this in mind that we wanted to produce this article. Indeed, our team wanted to give you the keys to solve this recurring issue that can become frustrating in the long term. First we will check out the air noise on Peugeot 407 based on the cabin, then at the air noise that manifests itself during acceleration, and finally at the air noise on Peugeot 407 that is coming from doors.
I listen an air noise in the cabin
if you detect of an air noise on your Peugeot 407 and it is situated in your cabin, it may be connected to a fan that has shifted or is starting to dry . No matter the reason, you will have to examine the fan in question to visually verify its state. The easiest approach 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 change it.
If you haven’t found the answers to your questions in this section but your air noise on Peugeot 407 comes from your cabin, read both articles, firstly cabin noises on Peugeot 407 and heater fan noises on Peugeot 407 can surely support you find the cause.
I listen an air noise when I accelerate with my Peugeot 407
Air noise Peugeot 407 caused by an air intake hose
The first of the two alternatives that can create an air noise on Peugeot 407 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 bring about 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 verify the state of all your hoses, don’t hesitate to ask someone to accelerate while you check out the engine block to support you discern the area of origin of air noise on Peugeot 407.
Air noise Peugeot 407 linked to your turbo
One of the other possible origins of your air noise on Peugeot 407 is your turbo. Indeed, a weakened 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 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 Peugeot 407 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 content articles about turbo noises on Peugeot 407 and noise when accelerating on Peugeot 407 for more info.
I listen an air noise on Peugeot 407 at the doors
Air noise Peugeot 407 linked to plastic door covers
If you encounter air noise on the doors of your Peugeot 407, it is plausible that it is connected to some plastic covers on the inside sides of your door. These can come loose, hole, fall and thus create an air intake that will inevitably generate a serious and unpleasant air noise in the cabin. To ensure that you don’t have this issue on your Peugeot 407, open your doors and inspect the sides of them carefully, see if all the covers are properly positioned.
Air noise Peugeot 407 linked to door seals
Air noise at the doors of your Peugeot 407 can also be related to a gasketfailing or overused. Certainly, the door seal, in addition to have a protecting role against moisture infiltration, also has a protective purpose 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 verify its state, there are two options, first, visually verify 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 gets into. If you are in this case, go to your mechanic to have your seal exchanged and the air noises on your Peugeot 407 removed. If your air noise on Peugeot 407 is not fixed despite reading this part, that it is present at your doors, we recommend you to read this complete article on door noises on Peugeot 407 which should allow you to find the solution to your issue.
