When you notice uncommon sounds on your Citroen C3 you tend to concerns about them. Especially when you feel a noise when you accelerate on your Citroen C3. It is immediately assimilated to an engine issue and can therefore be significant. As we know that you do not take these trouble lightly, we have decided to prepare this article to help you find the causes and eradicate this concern as quickly as possible. To do this, we will first see what are the reasons of a high pitched noise when accelerating with my Citroen C3, then what is a whistling or ratling noise at the acceleration of my Citroen C3, then the sources of a noise that intensifies during acceleration and at last a noise that stops when I stop accelerating.noise-when-acceleratingcitroen-c3

Ma Citroen C3 makes a high-pitched noise when I accelerate:

If your Citroen C3 makes a loud noise when you accelerate, it is quite possible that the alternator belt is the cause of your issue. You will need to establish if this noise takes place abruptly and if it can stop as it started. The alternator belt is a wearing part that is used to supply power to the secondary components of your Citroen C3’s engine and although it is less vital than the timing belt it can cause engine troubles if it fails. This noise 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 Citroen C3, go to your mechanic.

Ma Citroen C3 makes whining noise when I accelerate:

  • Rattling or whistling noise caused by the turbo
  • If you have a power loss that comes with the rattling noise when you accelerate with your Citroen C3, it is possible that your turbo is screwing up and some of its parts are at the end of their life. Check it and replace it if it is the cause, otherwise you risk blockage your engine in the long run. If you listen to this blowing or whistling noise on your car, feel free to consult this document about turbo noises on Citroen C3, if you would like more info.

  • Humming noise caused by air leakage
  • If, on the other hand, you do not feel any power loss due to an humming noise on your Citroen C3, 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 origin of this acceleration sound.

Ma Citroen C3 makes 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 Citroen C3 gets loud, then you will have to think about the rolling parts of your car. Indeed, if this loud noise does not surface when you iddle, it is surely related to your transmission, and, in general, to your wheels. The most regular reason is the state of your bearings, so don’t forget to check their condition to ensure that it is not the reason of this loud noise when you accelerate. If not, go to this document about the noises related to Citroen C3 noise wheels.

Ma Citroen C3 produces a noise when I accelerate that ceases when I stop accelerating:

At last, if you encounter a noise when accelerating with your Citroen C3 and this noise which could be a cliking sound tends to end when you disengage (press the clutch pedal), then one of the wear parts of your clutch system may be the reason. Indeed, the clutch release bearings must be replaced around every 120 000 / 130 000km. To test it, you just have to see if you have more difficulty than every time 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 technician to change the clutch release bearings on your Citroen C3. Read our article on clutch noise on Citroen C3 for more information.