When you find out about abnormal sounds on your Audi A6 you tend to concerns about them. Especially when you feel a noise when you accelerate on your Audi A6. It is instantly assimilated to an engine trouble and can therefore be significant. As we know that you do not take these trouble lightly, we have chosen to produce this content to help you find the causes and eradicate this issues as quickly as possible. To do this, we will first see what are the causes of a high pitched noise when accelerating with my Audi A6, then what is a whistling or ratling noise at the acceleration of my Audi A6, then the origins of a noise that intensifies during acceleration and finally a noise that ceases when I stop accelerating.
Ma Audi A6 makes a high-pitched noise when I accelerate:
If your Audi A6 makes a loud noise when you accelerate, it is quite possible that the alternator belt is the reason of your trouble. You will need to identify if this noise occurs suddenly and if it can stop as it started. The alternator belt is a wearing part that is used to get power to the secondary components of your Audi A6’s engine and although it is less crucial than the timing belt it can bring about engine troubles if it breaks. This noise may be a symptom of a slackened belt, in which case the tensioner roller or its wear and tear may be responsible. In any case, examine the condition of your belt and its tension. If it causes this acceleration noise on Audi A6, go to your technician.
Ma Audi A6 makes whining noise when I accelerate:
- Rattling or whistling noise generated by the turbo
- Humming noise caused by air leakage
If you have a power loss that comes with the rattling noise when you accelerate with your Audi A6, it is possible that your turbo is screwing up and some of its parts are at the end of their life. Verify it and replace it if it is the reason, otherwise you risk blockage your engine in the long run. If you perceive this blowing or whistling noise on your car, feel free to refer to this document about turbo noises on Audi A6, if you would like more information.
If, on the other hand, you do not experience any power loss due to an humming noise on your Audi A6, it is more than likely that you have one of your junctions or air hoses that has holes. So examine the entire air supply system from your air filter to your engine to discover the origin of this acceleration sound.
Ma Audi A6 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 Audi A6 gets loud, then you will have to check out the rolling parts of your car. Indeed, if this loud noise does not occur when you iddle, it is surely linked to your transmission, and, in general, to your wheels. The most regular reason is the state of your bearings, so remember to examine their state to be sure it is not the reason of this loud noise when you accelerate. If not, go to this content page about the noises related to Audi A6 noise wheels.
Ma Audi A6 creates a noise when I accelerate that ends when I stop accelerating:
Finally, if you experience a noise when accelerating with your Audi A6 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 reason. Indeed, the clutch release bearings must be changed around every 120 000 / 130 000km. To check 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 manifestations, go to your technician to replace the clutch release bearings on your Audi A6. Look at our article on clutch noise on Audi A6 for more information.
