It is never pleasant to perceive a noise in your automobile that you don’t know the starting point of. So, what if you discern a loud noise that lasts on your Ford S-max 2? It is very plausible that this is a minor trouble, but before beeing sure, it is better to complete some verifications. Whether that loud noise comes from the front of the vehicle, from the rear, whether it happens when you accelerate or when you are parked, our team has made this article to help you fix it. First, we will describe the possible reasons for the issue according to when loud noise shows up on your Ford S-max 2, and then we will concentrate on the region of origin of the noise. In any case, if this noise continues, follow these recommendations to help you find the origin.loud-noise-ford-s-max-2

When does my Ford S-max 2 make a loud noise?

One way to identify a noise from your Ford S-max 2 is to define when it shows up. Indeed, some trouble can be connected to parts that are only stressed under certain occasions. It is this technique that we will focus on in this first part.

Loud noise Ford S-max 2 when accelerating

Loud noise on Ford S-max 2 that starts when you are accelerating can be symptomatic of different failures. In fact, if you experience a noise that is louder and louder when you accelerate, it can come from a faulty turbo that will generate a much higher noise than during normal use. Furthermore, it is also highly plausible that loud noise on your Ford S-max 2 is connected to a wheel bearing, which is one of the most common causes of these types of manifestations. Another possibility is that your exhaust pipe may have holes or a collar may have become loose. Finally, it is also plausible that the trouble may come from a deformed tire or an unbalanced wheel that will tend to vibrate as it increases speed.
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When my Ford S-max 2 is stopped

If your Ford S-max 2 makes a loud noise while not accelerating, engine on, the trouble may be in connection with poor air intake. An air intake hose that has come loose or has a hole in it may be the reason.

Where does loud noise come from on my Ford S-max 2 and how can I be sure of its origin?

Now that we have determined the cause of the sound, we will focus on the verification step to be certain that this is the matter you are going through.

  • The loud noise comes from the wheels of my Ford S-max 2

    As we have seen before, loud noise from the wheels of your Ford S-max 2 may be in connection with two main trouble. If it is one of your tired bearings, it will tend to make a thumping noise that intensifies when it is under stress (spins faster and faster). So keep in mind to examine by driving “fast” (neutral gear on and window open to hear only the noise of the wheels) that the noise is located here, if this is the case replace it or them quickly. If it is a deformed tire, make sure to visually check the entire tread area for linearity. If it is the balancing of the wheels of your Ford S-max 2 that is the trouble, you will tend to feel a vibration in the direction of the car as you go faster. In both circumstances, you will have to go to your technician to replace the tires or accomplish a balancing.

  • The loud noise comes from the engine of my Ford S-max 2

    In case you have identified loud noise as coming from the engine of your Ford S-max 2, the two most likely causes are turbo and air intake. In the first case, a turbo failure may also be connected with a compression loss during the engine ramp-up phase, so you should encounter a power loss during your acceleration. If the loud noise on your Ford S-max 2 is related to air intake, the check will be done mainly visually, check all your air intake hoses by a visual control in your engine block to be sure that it is not damaged or disconnected which would cause an air intake, if it is just disconnected you can reconnect the air intake tubes yourself. Then examine that the engine idle speed is not random. In case you confirm one of these two disorders, take your car to your mechanic .

  • Loud noise comes from the exhaust pipe of the vehicle

    If the noise you have discovered comes from the exhaust pipe of your Ford S-max 2, it is highly plausible that you have rust if your vehicle is old and has created holes in it over time and therefore generates a very high noise close to aircraft noise on your Ford S-max 2, that a part has been cut off due to wear, or, finally, that a clamp has become loose due to vibrations. To confirm this, get help from someone who will stand under the vehicle while you accelerate to find the exact area of source of this noise. If it is a hole, you can repair it with a putty provided for this purpose, or, if it is a collar, “reattach” it. If it is cut or the hole is too big, it is better to get closer to your mechanic.