A hissing of the turbo on your Toyota Prius 4 can worsen and cause more serious problems, sometimes breaking the turbo. It therefore remains important to discern where this problem comes from in order to resolve the problem. First we will discover various Tricks to properly maintain the turbo, then what are the causes of these noises and how to fix it.whistling-turbo-Toyota-Prius-4

Turbo noise: a few tips

Turbo problems can be prevented. Here are several techniques to maintain it well or change their behavior in order to preserve it. In order to preserve the turbo of the Toyota Prius 4, we advise you not to accelerate at startup. Wait for the engine to start before accelerating. Check the oil level every 30 000 km about. The sewage of course have a positive effect on the turbo.

Turbo whistling on the Toyota Prius 4: what are the causes

We will now go around the most regular noises on a Toyota Prius 4. You will thus be able to correctly detect the origin of this whistling which we are talking about.

Your Toyota Prius 4's turbo makes noise all the time

If this turbo generates noise in all cases, there is clearly a problem. This noise comes from the pressurization of the turbo. This is usually due to insufficient lubrication of the mechanism. Have it examined by a professional for a thorough examination. If the turbo of your Toyota Prius 4 is completely damaged, you may need to change it. Usually this problem is accompanied by a light on your dashboard.

Toyota Prius 4: Acceleration noise

The turbo of the Toyota Prius 4 produces a kind of whistle when you accelerate. This problem can arise from two major situations. This must probably come from a supply hose or from the pierced exchanger. It is plausible that the noise emitted is more like a breath than a whistle sound. If this is the case, a visual inspection will be necessary to discern the fault. You will be able to replace the hose if necessary, or replace the exchanger if it is broken.

Toyota Prius 4: Noise at deceleration

Supposed that the turbo of your Toyota Prius 4 makes a noise when decelerating, it means that the turbo always works! There is no real reason for the turbo to generate sound only when decelerating. The sound of your engine probably covers that of your turbo when you accelerate. It's plausible, however, that your engine will make noise when you let go of the accelerator pedal, but it certainly doesn't come from your turbo. Probably an admission problem?

Toyota Prius 4: Metallic turbo noise

A metallic noise from the turbo of your Toyota Prius 4 comes from a mechanical problem. This means that the turbo is in bad condition! Do not wait too long before going to a professional. Breaking a turbo can cause much bigger problems, and it's expensive to replace.