A turbo whistle on the smart forfour will sometimes get worse and cause serious problems, or even breakage of the turbo. It is therefore important to understand where this concern comes from in order to resolve the problem. At first we will see some Tricks in order to properly maintain its turbo, and then what will be the causes of these noises and how to deal with them.
Turbo noise: a few tips
Turbo concerns can be prevented. In this sense, you will find below some techniques to properly maintain it or adopt a conduct to preserve it. In order to preserve the turbo of ette smart forfour, we advise you not to accelerate when starting. Wait until your engine is on to accelerate. Check the oil level every 30 000 km nearly. The sewage of course have a beneficial effect on your turbo.
Turbo whistling on the smart forfour: what are the causes
We are now going to take a tour of the most common noises on the smart forfour. You will thus be able to correctly detect the source of this whistle which one speaks.
The turbo in your smart forfour makes noise all the time
If this turbo sounds weird in any case, there is definitely a problem. This noise must come when the turbo is pressurized. This is most often linked to a lack of lubrication of the mechanism. Take it to a professional for a further audit. If the turbo in your smart forfour is definitely in bad shape, you may need to replace it. Usually, this problem is indicated by an indicator light on your dashboard.
smart forfour: Noise during acceleration
The turbo in your smart forfour generates a hissing noise when you accelerate. This concern can come from two main causes. This is probably from a supply hose or the punctured heat exchanger. The noise you hear may sound more like hissing than hissing. If this is the case, a visual inspection will be essential to discern the fault. You will be able to replace the hose if necessary, or replace the exchanger if it is pierced.
smart forfour: Noise during deceleration
If the turbo of your smart forfour generates a noise when decelerating, your turbo is still working! There's no real reason for the turbo to make noise just when decelerating. The sound of your engine probably overshadows the sound of your turbo when you accelerate. However, it is possible that your engine makes noises when you let go of the accelerator pedal, but it is probably not coming from the turbo. No doubt an admission problem?
smart forfour: Metallic noise from the turbo
A metallic noise from the turbo of your smart forfour must be coming from a mechanical problem. This therefore means that your turbo is in bad condition! Don't wait too long before heading to a professional. The breakage of a turbo can cause much more serious worries, and it is rather expensive to replace.