When you identify irregular sounds on your Citroen C5 Aircross you tend to worry about them. Specifically when you feel a noise when you accelerate on your Citroen C5 Aircross. It is instantly assimilated to an engine problem and can therefore be critical. As we know that you do not take these trouble lightly, we have made a decision to compose this document to help you find the causes and eradicate this matter as quickly as possible. To do this, we will first see what are the causes of a high pitched noise when accelerating with my Citroen C5 Aircross, then what is a whistling or ratling noise at the acceleration of my Citroen C5 Aircross, then the sources of a noise that intensifies during acceleration and to finish a noise that ceases when I stop accelerating.noise-when-acceleratingcitroen-c5-aircross

Ma Citroen C5 Aircross makes a high-pitched noise when I accelerate:

If your Citroen C5 Aircross makes a loud noise when you accelerate, it is quite plausible that the alternator belt is the cause of your problem. You will need to identify if this noise occurs abruptly and if it can stop as it started. The alternator belt is a wearing part that is employed to supply power to the secondary components of your Citroen C5 Aircross’s engine and although it is less important than the timing belt it can bring about engine damage if it breaks. This noise may be a indicator of a slackened belt, in which case the tensioner roller or its wear and tear may be responsible. In any case, verify the state of your belt and its tension. If it causes this acceleration noise on Citroen C5 Aircross, go to your auto technician.

Ma Citroen C5 Aircross makes whining noise when I accelerate:

  • Rattling or whistling noise generated by the turbo
  • If you have a power loss that occurs with the rattling noise when you accelerate with your Citroen C5 Aircross, it is possible that your turbo is screwing up and some of its components are at the end of their life. Examine it and replace it if it is the cause, otherwise you risk clogging your engine in the long run. If you perceive this blowing or whistling noise on your car, feel free to read this content page about turbo noises on Citroen C5 Aircross, 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 Citroen C5 Aircross, it is more than likely that you have one of your junctions or air hoses that has holes. So verify the complete air supply system from your air filter to your engine to determine the source of this acceleration sound.

Ma Citroen C5 Aircross 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 C5 Aircross gets loud, then you will have to check out the rolling parts of your car. Indeed, if this loud noise does not show up when you iddle, it is certainly connected to your transmission, and, in general, to your wheels. The most common cause is the state of your bearings, so don’t forget to verify their condition to make sure it is not the cause of this loud noise when you accelerate. If not, go to this document about the noises related to Citroen C5 Aircross noise wheels.

Ma Citroen C5 Aircross produces a noise when I accelerate that stops when I stop accelerating:

At last, if you experience a noise when accelerating with your Citroen C5 Aircross and this noise which could be a cliking sound tends to reduce 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 swapped around every 120 000 / 130 000km. To test 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 change the clutch release bearings on your Citroen C5 Aircross. Read our article on clutch noise on Citroen C5 Aircross for more information.