When you detect unusual sounds on your Toyota Avalon you tend to stress about them. Specifically when you feel a noise when you accelerate on your Toyota Avalon. It is right away assimilated to an engine problem and can therefore be significant. As we know that you do not take these complications lightly, we have decided to create this article to help you find the causes and eliminate this issues as quickly as possible. To do this, we will first see what are the oeigins of a high pitched noise when accelerating with my Toyota Avalon, then what is a whistling or ratling noise at the acceleration of my Toyota Avalon, then the sources of a noise that intensifies during acceleration and to finish a noise that stops when I stop accelerating.noise-when-acceleratingtoyota-avalon

Ma Toyota Avalon makes a high-pitched noise when I accelerate:

If your Toyota Avalon makes a loud noise when you accelerate, it is quite conceivable that the alternator belt is the reason of your problem. You will need to determine if this noise appears abruptly and if it can stop as it started. The alternator belt is a wearing part that is used to carry power to the secondary components of your Toyota Avalon’s engine and although it is less vital than the timing belt it can bring about engine problem if it breaks. This sound may be a sign of a slackened belt, in which case the tensioner roller or its wear and tear may be at fault. In any case, examine the state of your belt and its tension. If it causes this acceleration noise on Toyota Avalon, go to your auto technician.

Ma Toyota Avalon 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 Toyota Avalon, it is conceivable that your turbo is failing and some of its elements are at the end of their life. Verify it and replace it if it is the reason, otherwise you risk clogging your engine in the long run. If you discover this blowing or whistling sound on your car, feel free to read this article about turbo noises on Toyota Avalon, if you would like more details.

  • 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 Toyota Avalon, it is more than likely that you have one of your junctions or air hoses that has holes. So examine the whole air supply system from your air filter to your engine to locate the origin of this acceleration sound.

Ma Toyota Avalon 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 Toyota Avalon gets loud, then you will have to look at the rolling parts of your vehicle. Indeed, if this loud noise does not show up when you iddle, it is necessarily related to your transmission, and, in general, to your wheels. The most known cause is the state of your bearings, so remember to examine 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 Toyota Avalon noise wheels.

Ma Toyota Avalon produces a noise when I accelerate that ends when I stop accelerating:

At last, if you experience a noise when accelerating with your Toyota Avalon 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 almost every 120 000 / 130 000km. To test 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 signs of illness, go to your auto technician to swap the clutch release bearings on your Toyota Avalon. Go through our article on clutch noise on Toyota Avalon for more information.