When you observe uncommon sounds on your Bmw 1 series you tend to stress about them. Specifically when you feel a noise when you accelerate on your Bmw 1 series. It is automatically assimilated to an engine motor issue and can therefore be severe. As we know that you do not take these disorders lightly, we have decided to produce this document to help you find the causes and eradicate 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 Bmw 1 series, then what is a whistling or ratling noise at the acceleration of my Bmw 1 series, then the origins of a noise that intensifies during acceleration and at last a noise that ends when I stop accelerating.noise-when-acceleratingbmw-1-series

Ma Bmw 1 series makes a high-pitched noise when I accelerate:

If your Bmw 1 series generates a loud noise when you accelerate, it is quite plausible that the alternator belt is the induce of your issue. You will need to establish if this noise appears suddenly 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 Bmw 1 series’s engine and although it is less important than the timing belt it can bring about engine damage if it fails. This noise may be a warning sign of a slackened belt, in which case the tensioner roller or its wear and tear may be to blame. In any case, check the state of your belt and its tension. If it causes this acceleration noise on Bmw 1 series, go to your technician.

Ma Bmw 1 series 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 Bmw 1 series, it is conceivable 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 induce, otherwise you risk blockage your engine in the long run. If you find out this blowing or whistling noise on your car, feel free to read this content about turbo noises on Bmw 1 series, 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 Bmw 1 series, it is more than likely that you have one of your junctions or air hoses that has holes. So check the whole air supply system from your air filter to your engine to locate the origin of this acceleration sound.

Ma Bmw 1 series 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 Bmw 1 series gets loud, then you will have to check the rolling parts of your vehicle. In fact, if this loud noise does not surface when you iddle, it is certainly in connection with your transmission, and, in general, to your wheels. The most basic cause is the state of your bearings, so make sure 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 Bmw 1 series noise wheels.

Ma Bmw 1 series creates a noise when I accelerate that ceases when I stop accelerating:

To finish, if you experience a noise when accelerating with your Bmw 1 series 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. In fact, the clutch release bearings must be changed approximately 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 symptoms, go to your mechanic to swap the clutch release bearings on your Bmw 1 series. Go through our article on clutch noise on Bmw 1 series for more information.