It is never enjoyable to perceive a sound in your automobile that you don’t know the cause of. So, what if you identify a loud noise that persists on your Citroen C1? It is very plausible that this is a minor trouble, but before beeing sure, it is better to accomplish some verifications. Whether that loud noise comes from the front of the vehicle, from the rear, whether it appears when you accelerate or when you are parked, our team has created this content to help you fix it. First, we will describe the possible reasons for the trouble according to when loud noise shows up on your Citroen C1, and then we will give attention to the region of origin of the noise. In any case, if this noise continues, follow these instructions to help you find the origin.loud-noise-citroen-c1

When does my Citroen C1 generate a loud noise?

One way to find a noise from your Citroen C1 is to identify when it appears. Indeed, some trouble can be related to components that are only stressed under certain occasions. It is this method that we will focus on in this first part.

Loud noise Citroen C1 when accelerating

Loud noise on Citroen C1 that appears when you are accelerating can be symptomatic of multiple failures. In fact, if you encounter a noise that is louder and louder when you accelerate, it can come from a faulty turbo that will create a much higher noise than during normal operation. Moreover, it is also highly plausible that loud noise on your Citroen C1 is connected to a wheel bearing, which is one of the most common causes of these types of manifestations. Another alternative 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 gains speed.
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When my Citroen C1 is stopped

If your Citroen C1 makes a loud noise while not accelerating, engine on, the trouble may be connected to poor air intake. An air intake hose that has come loose or has a hole in it may be the induce.

Where does loud noise come from on my Citroen C1 and how can I be sure of its origin?

Now that we have defined the origin of the noise, we will deal with the verification step to make sure that this is the matter you are going through.

  • The loud noise comes from the wheels of my Citroen C1

    As we have seen previously, loud noise from the wheels of your Citroen C1 may be connected to two main problems. 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 consider to check 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 as soon as possible. If it is a deformed tire, don’t forget to visually check the entire tread area for linearity. If it is the balancing of the wheels of your Citroen C1 that is the problem, you will tend to feel a vibration in the direction of the automobile as you go faster. In both circumstances, you will have to go to your auto technician to replace the tires or accomplish a balancing.

  • The loud noise comes from the engine of my Citroen C1

    In case you have discovered loud noise as coming from the engine of your Citroen C1, 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 experience a power loss during your acceleration. If the loud noise on your Citroen C1 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 check that the engine idle speed is not random. In case you confirm one of these two trouble, take your automobile to your service garage .

  • Loud noise comes from the exhaust pipe of the vehicle

    If the noise you have found comes from the exhaust pipe of your Citroen C1, 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 Citroen C1, 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 starting point 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.