When you find out about abnormal noises on your Peugeot 4008 you tend to stress about them. Especially when you feel a noise when you accelerate on your Peugeot 4008. It is right away assimilated to an engine motor trouble and can therefore be considerable. As we know that you do not take these complications lightly, we have chosen to create this content page to help you find the causes and wipe out this issues as quickly as possible. To do this, we will first see what are the reasons of a high pitched noise when accelerating with my Peugeot 4008, then what is a whistling or ratling noise at the acceleration of my Peugeot 4008, then the sources of a noise that intensifies during acceleration and to finish a noise that ends when I stop accelerating.noise-when-acceleratingpeugeot-4008

Ma Peugeot 4008 makes a high-pitched noise when I accelerate:

If your Peugeot 4008 generates a loud noise when you accelerate, it is quite plausible that the alternator belt is the cause of your trouble. You will need to define if this noise takes place abruptly and if it can stop as it started. The alternator belt is a wearing part that is employed to carry power to the secondary components of your Peugeot 4008’s engine and although it is less vital than the timing belt it can bring about engine damage if it fails. This sound may be a sign of a slackened belt, in which case the tensioner roller or its wear and tear may be responsible. In any case, check the state of your belt and its tension. If it causes this acceleration noise on Peugeot 4008, go to your mechanic.

Ma Peugeot 4008 makes whining noise when I accelerate:

  • Rattling or whistling noise caused by the turbo
  • If you have a power loss that occurs with the rattling noise when you accelerate with your Peugeot 4008, it is conceivable that your turbo is declining and some of its components are at the end of their life. Check it and change it if it is the cause, otherwise you risk clogging your engine in the long run. If you discover this blowing or whistling sound on your car, feel free to read this document about turbo noises on Peugeot 4008, if you would like more info.

  • Humming noise caused by air leakage
  • If, on the other hand, you do not experience any power loss due to an humming noise on your Peugeot 4008, it is more than likely that you have one of your junctions or air hoses that has holes. So check the complete air supply system from your air filter to your engine to locate the source of this acceleration sound.

Ma Peugeot 4008 generates an increasingly loud noise when I accelerate:

If, on the other hand, you have the feeling that the more you gain speed, the more your noise at acceleration on Peugeot 4008 gets loud, then you will have to check the rolling parts of your automobile. Indeed, if this loud noise does not occur when you iddle, it is surely connected to your transmission, and, in general, to your wheels. The most known cause is the state of your bearings, so don’t forget to check their condition to be sure it is not the cause of this loud noise when you accelerate. If not, go to this article about the noises related to Peugeot 4008 noise wheels.

Ma Peugeot 4008 generates a noise when I accelerate that stops when I stop accelerating:

Finally, if you encounter a noise when accelerating with your Peugeot 4008 and this noise which could be a cliking sound tends to stop when you disengage (press the clutch pedal), then one of the wear parts of your clutch system may be the cause. Indeed, the clutch release bearings must be replaced approximately every 120 000 / 130 000km. To evaluate it, you just have to see if you have more difficulty than usual shifting gears, if you feel a resistance either stronger or non-existent in the clutch pedal. If you have any of these symptoms, go to your auto mechanic to swap the clutch release bearings on your Peugeot 4008. Look at our article on clutch noise on Peugeot 4008 for more information.