When you come across uncommon noises on your Audi A3 you tend to concerns about them. Especially when you feel a noise when you accelerate on your Audi A3. It is right away assimilated to an engine unit issue and can therefore be severe. As we know that you do not take these disorders lightly, we have made a decision to publish this article to support 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 Audi A3, then what is a whistling or ratling noise at the acceleration of my Audi A3, then the sources of a noise that intensifies during acceleration and to finish a noise that ends when I stop accelerating.
Ma Audi A3 makes a high-pitched noise when I accelerate:
If your Audi A3 generates 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 occurs abruptly and if it can stop as it started. The alternator belt is a wearing part that is used to bring power to the secondary components of your Audi A3’s engine and although it is less vital than the timing belt it can bring about engine problem if it fails. This sound may be a symptom of a slackened belt, in which case the tensioner roller or its wear and tear may be at fault. In any case, verify the state of your belt and its tension. If it causes this acceleration noise on Audi A3, go to your auto mechanic.
Ma Audi A3 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 occurs with the rattling noise when you accelerate with your Audi A3, it is possible that your turbo is declining and some of its parts 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 perceive this blowing or whistling sound on your car, feel free to read this article about turbo noises on Audi A3, if you would like more details.
If, on the other hand, you do not experience any power loss due to an humming noise on your Audi A3, it is more than likely that you have one of your junctions or air hoses that has holes. So verify the whole air supply system from your air filter to your engine to discover the source of this acceleration sound.
Ma Audi A3 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 Audi A3 gets loud, then you will have to think about the rolling parts of your car. In fact, if this loud noise does not emerge when you iddle, it is certainly connected to your transmission, and, in general, to your wheels. The most regular cause is the state of your bearings, so make sure you verify their condition to be sure it is not the cause of this loud noise when you accelerate. If not, go to this content page about the noises related to Audi A3 noise wheels.
Ma Audi A3 makes a noise when I accelerate that stops when I stop accelerating:
At last, if you encounter a noise when accelerating with your Audi A3 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 cause. In fact, 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 signs of illness, go to your auto technician to change the clutch release bearings on your Audi A3. Go through our article on clutch noise on Audi A3 for more information.