Bring your Porsche to RSW European Auto Repair if the engine is making a strange noise. Based on your description of the noise, we will locate the problem and repair it. Below, we have listed the various noises that engines can make when something is wrong. We will also discuss the underlying causes.
Grumbling
If your Porsche’s engine is grumbling, growling, or grinding, you may have a problem with the motor oil. You will hear strange metallic noises if you don’t have enough oil circulating through the engine. It’s imperative that you get this problem addressed right away because low motor oil can damage the engine. As an aside, the alternator or water pump may also grumble if they are going bad.
Hissing
Generally, a leaking vacuum hose will make a hissing or squealing noise in the Porsche’s engine. This being said, you may also hear hissing if you have leaking fluid in the engine. As with the motor oil, it’s important to have a fluid leak fixed right away to make sure the fluid level does not get too low.
Knocking
If your Porsche’s engine is knocking, there’s a detonation problem in the cylinder block. This problem could be caused by worn spark plugs, a lean fuel mixture, or low-octane fuel. The engine may also knock if the pistons are making contact against the cylinder walls. Worn rod bearings can cause this.
Popping
Popping can also sound like tapping, and this noise can come from the exhaust manifold if it has a crack through which exhaust can leak. Popping or tapping can also indicate that you’ve got a problem with the catalytic converter. Usually, this means that the converter is clogged and needs to be replaced.
Rumbling
Rumbling isn’t the same as grumbling. Rumbling is a roaring sound that is extremely loud. This can be caused by a hole in the muffler or a stolen catalytic converter. In this case, you need to have the Porsche repaired as soon as possible to avoid getting a ticket because the engine is too loud.
Squealing
Finally, your Porsche’s engine may squeal if the accessory belt is due for tightening. The belt can also squeal if it is wearing out and needs to be replaced. In addition, the tensioner may be the problem. We will determine why the engine is squealing and repair the issue.
Call RSW European Auto Repair in Kinnelon, NJ, or Green Brook Township, NJ, today to set up a service appointment for your Porsche.