A turbo noise on your Renault Scenic 2 can get worse and cause major malfunctions, and even breakage of the turbo. It is therefore necessary to discern where this dysfunction comes from in order to take the necessary measures. First of all we will discover various Tricks in order to properly maintain this turbo, then what are the causes of these sounds and how to fix them.
Turbo noise: a few tips
Turbo malfunctions can be prevented. Here are several tips to properly maintain it or change conduct in order to preserve it. To preserve the turbo in your Renault Grand Scenic 2, we recommend that you do not accelerate when you switch it on. Wait until the engine is running before accelerating. Check the oil level every 30 000 km approximately. The sewage naturally have a positive effect on your turbo.
Turbo whistling on the Renault Grand Scenic 2: what are the causes
We will now take a look at the most regular sounds on a Renault Grand Scenic 2. You will therefore be able to correctly perceive the origin of this noise in question.
The turbo in your Renault Scenic 2 makes noise all the time
If this turbo makes a strange sound in all situations, there is clearly a malfunction. This sound is produced when the turbo is pressurized. This is usually due to insufficient lubrication of the mechanism. Have it checked by a mechanic for a more in-depth audit. In the event that the turbo of this Renault Grand Scenic 2 is completely damaged, you will most likely have to replace it. Usually this problem is accompanied by an indicator light on your dashboard.
Renault Grand Scenic 2: Noise when accelerating
The Renault Grand Scenic 2's turbo makes a hissing noise when you step on the accelerator. This dysfunction could come from two main situations. This probably comes from a supply hose or the pierced exchanger. It is plausible that the sound we hear is more like a breath than a whistle sound. In this situation, visual inspection will be necessary to discern the malfunction. You will be able to change the hose if necessary, or change the exchanger if it is broken.
Renault Grand Scenic 2: Noise when decelerating
When the turbo of the Renault Grand Scenic 2 makes a sound when decelerating, the turbo is still running! There really isn't a reason for the turbo to make noise only when decelerating. The sound of the engine block probably covers that of your turbo when you step on the accelerator. It is however plausible that your engine block makes noise when you decelerate, but it is probably not coming from the turbo. Certainly an intake malfunction?
Renault Grand Scenic 2: Metallic noise from the turbo
A metallic sound from the turbo in the Renault Grand Scenic 2 is the result of a mechanical problem. This implies that your turbo is in bad condition! Don't wait too long to go to a garage. The breakage of a turbo will cause much more serious malfunctions, and it is quite expensive to replace.