When you detect irregular sounds on your Bmw Serie 3 F30 you tend to concerns about them. Especially when you feel a noise when you accelerate on your Bmw Serie 3 F30. It is instantly assimilated to an engine issue and can therefore be significant. As we know that you do not take these disorders lightly, we have decided to produce this content to help 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 Bmw Serie 3 F30, then what is a whistling or ratling noise at the acceleration of my Bmw Serie 3 F30, then the sources of a noise that intensifies during acceleration and at last a noise that stops when I stop accelerating.
Ma Bmw Serie 3 F30 makes a high-pitched noise when I accelerate:
If your Bmw Serie 3 F30 makes a loud noise when you accelerate, it is quite conceivable that the alternator belt is the reason of your issue. You will need to define if this noise takes place abruptly and if it can stop as it started. The alternator belt is a wearing part that is utilized to supply power to the secondary components of your Bmw Serie 3 F30’s engine and although it is less important than the timing belt it can generate engine damage if it stops working. 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, check the condition of your belt and its tension. If it causes this acceleration noise on Bmw Serie 3 F30, go to your auto mechanic.
Ma Bmw Serie 3 F30 makes whining noise when I accelerate:
- Rattling or whistling noise caused 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 Bmw Serie 3 F30, it is possible that your turbo is declining and some of its elements are at the end of their life. Examine it and swap it if it is the reason, otherwise you risk blockage your engine in the long run. If you find out this blowing or whistling sound on your car, feel free to read this document about turbo noises on Bmw Serie 3 F30, if you would like more information.
If, on the other hand, you do not feel any power loss due to an humming noise on your Bmw Serie 3 F30, 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 discover the starting point of this acceleration sound.
Ma Bmw Serie 3 F30 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 Bmw Serie 3 F30 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 surely connected to 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 ensure that it is not the cause of this loud noise when you accelerate. If not, go to this document about the noises related to Bmw Serie 3 F30 noise wheels.
Ma Bmw Serie 3 F30 produces a noise when I accelerate that stops when I stop accelerating:
To finish, if you encounter a noise when accelerating with your Bmw Serie 3 F30 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 replaced around every 120 000 / 130 000km. To evaluate it, you just have to see if you have more difficulty than usually 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 mechanic to change the clutch release bearings on your Bmw Serie 3 F30. Look at our article on clutch noise on Bmw Serie 3 F30 for more information.
