When you discover abnormal noises on your Porsche 911 you tend to stress about them. Especially when you feel a noise when you accelerate on your Porsche 911. It is automatically assimilated to an engine unit problem and can therefore be severe. As we know that you do not take these disorders lightly, we have decided to produce this article to support you find the causes and get rid of 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 Porsche 911, then what is a whistling or ratling noise at the acceleration of my Porsche 911, then the origins of a noise that intensifies during acceleration and at last a noise that stops when I stop accelerating.
Ma Porsche 911 makes a high-pitched noise when I accelerate:
If your Porsche 911 produces a loud noise when you accelerate, it is quite plausible that the alternator belt is the cause of your problem. You will need to establish if this noise shows up 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 Porsche 911’s engine and although it is less important than the timing belt it can bring about engine failure if it breaks. This sound 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, verify the state of your belt and its tension. If it causes this acceleration noise on Porsche 911, go to your auto technician.
Ma Porsche 911 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 Porsche 911, it is conceivable that your turbo is failing and some of its parts are at the end of their life. Verify it and replace it if it is the cause, otherwise you risk blockage your engine in the long run. If you notice this blowing or whistling sound on your car, feel free to refer to this document about turbo noises on Porsche 911, if you would like more details.
If, on the other hand, you do not feel any power loss due to an humming noise on your Porsche 911, it is more than likely that you have one of your junctions or air hoses that has holes. So verify the entire air supply system from your air filter to your engine to determine the starting point of this acceleration sound.
Ma Porsche 911 produces 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 Porsche 911 gets loud, then you will have to think about the rolling parts of your automobile. Indeed, if this loud noise does not emerge when you iddle, it is necessarily linked to your transmission, and, in general, to your wheels. The most basic 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 article about the noises related to Porsche 911 noise wheels.
Ma Porsche 911 makes a noise when I accelerate that stops when I stop accelerating:
To finish, if you encounter a noise when accelerating with your Porsche 911 and this noise which could be a cliking sound tends to stop 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 changed almost 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 mechanic to swap the clutch release bearings on your Porsche 911. Read our article on clutch noise on Porsche 911 for more information.
