A turbo noise on a Subaru Legacy could get worse and generate major problems, even a turbo breakage. It is therefore important to understand how to preserve it so that you can take the appropriate actions. If you observe a turbo noise on your Subaru Legacy, you are on the good internet site. First we will see some tips to properly preserve the turbo, then what are the causes of these noises and how to fix them.
Few techniques to preserve and avoid noises on your Subaru Legacy turbo
Turbo trouble can be prevented. In this case, there are several possibilities to properly preserve it or change its conduct to preserve it. To be able to protect the turbocharger of the Subaru Legacy, we suggest you not to accelerate when starting the engine. Wait until the automobile is warm up before accelerating. Examine the oil level every 30,000 km or so.
Turbo, which whistles on the Subaru Legacy: what are the causes?
We will now take a look at the most recurrent turbo noises on this Subaru Legacy. This will allow you to efficiently locate the origin of the whistle in question.
The turbo of your Subaru Legacy makes noise all the time
If your turbo creates noise in all conditions, there is obviously a problem. This sound comes when the turbo is pressurized. This is usually related to insufficient lubrication of the mechanism. Have it inspected by your professional for a thorough check. If the turbo of your Subaru Legacy is definitely in poor condition, you will probably have to swap it. In general, this malfunction is indicated by a warning light on your dashboard.
Subaru Legacy: Turbo noise at acceleration
The turbocharger of this Subaru Legacy creates a whistle when you accelerate. This matter can arise from two main situations. This is most likely because of a supply hose or the perforated heat exchanger. It is plausible that the sound emitted is more like a breath than a whistle. If this is the case, a visual inspection will be essential to determine the failure. You can change the hose if necessary, or change the exchanger if it is broken.
Subaru Legacy: Turbo noise at deceleration
If the turbo of this Subaru Legacy emits a sound when decelerating, it’s because the turbo still works! There is no real explanation for the turbo to generate noise only at deceleration. The sound of your engine probably goes over that of your turbo as soon as you accelerate. It’s plausible that your engine block makes noises once you release the accelerator pedal, but it undoubtedly doesn’t come from the turbo of your Subaru Legacy. Perhaps a problem of admission?
Subaru Legacy: Metal rattling noise of the turbo
A metallic rattling sound from the turbocharger of this Subaru Legacy comes from a mechanical malfunction. This means that the turbo is in poor condition! Don’t wait too long before going to a garage. Turbo breakage can generate much higher problems, and it is expensive to swap.
