When you detect uncommon sounds on your Lexus CT you tend to stress about them. Specifically when you feel a noise when you accelerate on your Lexus CT. It is right away assimilated to an engine motor issue and can therefore be serious. As we know that you do not take these complications lightly, we have made a decision to publish this document to help you find the causes and eliminate this concern as quickly as possible. To do this, we will first see what are the oeigins of a high pitched noise when accelerating with my Lexus CT, then what is a whistling or ratling noise at the acceleration of my Lexus CT, then the origins of a noise that intensifies during acceleration and to finish a noise that stops when I stop accelerating.
Ma Lexus CT makes a high-pitched noise when I accelerate:
If your Lexus CT makes a loud noise when you accelerate, it is quite plausible that the alternator belt is the induce of your issue. You will need to identify if this noise happens suddenly and if it can stop as it started. The alternator belt is a wearing part that is utilized to carry power to the secondary components of your Lexus CT’s engine and although it is less vital than the timing belt it can induce engine failure if it fails. This noise may be a sign of a slackened belt, in which case the tensioner roller or its wear and tear may be to blame. In any case, examine the condition of your belt and its tension. If it causes this acceleration noise on Lexus CT, go to your mechanic.
Ma Lexus CT 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 Lexus CT, it is possible 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 induce, otherwise you risk blockage your engine in the long run. If you notice this blowing or whistling noise on your car, feel free to consult this document about turbo noises on Lexus CT, if you would like more information.
If, on the other hand, you do not experience any power loss due to an humming noise on your Lexus CT, 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 source of this acceleration sound.
Ma Lexus CT 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 Lexus CT gets loud, then you will have to check the rolling parts of your vehicle. Indeed, if this loud noise does not surface when you iddle, it is certainly related to your transmission, and, in general, to your wheels. The most regular reason is the state of your bearings, so make sure you examine their condition to ensure that it is not the reason of this loud noise when you accelerate. If not, go to this article about the noises related to Lexus CT noise wheels.
Ma Lexus CT generates a noise when I accelerate that ceases when I stop accelerating:
Finally, if you experience a noise when accelerating with your Lexus CT 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 evaluate 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 manifestations, go to your auto technician to change the clutch release bearings on your Lexus CT. Look at our article on clutch noise on Lexus CT for more information.
