When you identify unusual sounds on your Renault Scenic 2 you tend to stress about them. Specifically when you feel a noise when you accelerate on your Renault Scenic 2. It is immediately assimilated to an engine motor problem and can therefore be serious. As we know that you do not take these problems lightly, we have chosen to prepare this content to help you find the causes and wipe out this matter as quickly as possible. To do this, we will first see what are the oeigins of a high pitched noise when accelerating with my Renault Scenic 2, then what is a whistling or ratling noise at the acceleration of my Renault Scenic 2, then the sources of a noise that intensifies during acceleration and to finish a noise that ceases when I stop accelerating.
Ma Renault Scenic 2 makes a high-pitched noise when I accelerate:
If your Renault Scenic 2 makes a loud noise when you accelerate, it is quite possible that the alternator belt is the induce of your problem. You will need to define if this noise appears abruptly 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 Renault Scenic 2’s engine and although it is less crucial than the timing belt it can generate engine failure 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 to blame. In any case, check the state of your belt and its tension. If it causes this acceleration noise on Renault Scenic 2, go to your auto mechanic.
Ma Renault Scenic 2 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 Renault Scenic 2, it is conceivable that your turbo is failing and some of its elements are at the end of their life. Examine it and swap it if it is the induce, otherwise you risk clogging your engine in the long run. If you discover this blowing or whistling sound on your car, feel free to consult this document about turbo noises on Renault Scenic 2, 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 Renault Scenic 2, 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 Renault Scenic 2 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 Renault Scenic 2 gets loud, then you will have to think about the rolling parts of your automobile. Indeed, if this loud noise does not surface when you iddle, it is surely related to your transmission, and, in general, to your wheels. The most basic reason is the state of your bearings, so don’t forget to check their state to be sure it is not the reason of this loud noise when you accelerate. If not, go to this document about the noises related to Renault Scenic 2 noise wheels.
Ma Renault Scenic 2 makes a noise when I accelerate that ends when I stop accelerating:
Finally, if you encounter a noise when accelerating with your Renault Scenic 2 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 reason. Indeed, the clutch release bearings must be replaced almost every 120 000 / 130 000km. To test 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 signs of illness, go to your auto technician to change the clutch release bearings on your Renault Scenic 2. Read our article on clutch noise on Renault Scenic 2 for more information.
