A noise from the turbo on your Smart Fortwo 3 may get worse and cause more serious malfunctions, sometimes breaking the turbo. It is therefore important to understand where the dysfunction comes from in order to take the necessary measures. First of all we will discover various Tricks in order to properly maintain the turbo, then what are the causes of these sounds and how to fix them.whistle-turbo-Smart-Fortwo-3

Turbo noise: a few tips

Turbo malfunctions can be prevented. For this reason, here are some tips to maintain it well or change his behavior in order to protect him. To protect the turbo of the Smart Fortwo 3, it is advisable not to press the accelerator too much when starting. Wait until the engine is on before accelerating. Check the oil level every 30 000 km approximately. The sewage have a favorable impact on the turbo.

Turbo whistling on the Smart Fortwo 3: what are the causes

We will now take a tour of the most regular sounds on this Smart Fortwo 3. You will therefore be able to correctly detect the causes of this noise in question.

The turbo in your Smart Fortwo 3 makes noise all the time

If the turbo makes a strange sound under any circumstance, there is clearly a malfunction. This noise arises when the turbo is pressurized. It is most often linked to a lack of lubrication of the mechanism. Take it to be examined by your professional for a thorough check. If the turbo in your Smart Fortwo 3 is permanently damaged, you will probably need to change it. Usually, this problem is accompanied by an indicator light on your dashboard.

Smart Fortwo 3: Noise during acceleration

The turbo in your Smart Fortwo 3 will sound a kind of whistle when you press the accelerator. This dysfunction can be due to two main causes. This must certainly come from a supply hose or the pierced exchanger. It is possible that the noise you hear sounds more like a breath than a whistle sound. In this situation, a visual inspection will be required to perceive the fault. You can replace the hose if necessary, or replace the exchanger if it is broken.

Smart Fortwo 3: Noise during deceleration

Supposing that the turbo of this Smart Fortwo 3 generates noise when decelerating, the turbo is still running! There is no real reason for the turbo to generate noise only when decelerating. The noise from your engine probably drowns out the noise of the turbo when you step on the accelerator. It is possible, however, that your engine block will make a sound when you decelerate, but it is probably not coming from your turbo. Probably an admission malfunction?

Smart Fortwo 3: Metallic noise from the turbo

A metallic noise from the turbo of this Smart Fortwo 3 is the result of a mechanical malfunction. This implies that the turbo is in bad shape! Do not wait too long before heading to a professional. The breakage of a turbo can cause much more serious malfunctions, and it is expensive to replace.