If you too have already experience a grinding noise on Mercedes A class, you must have asked yourself the same questions as all Mercedes A class owners. We are rarely reassured when a grinding noise occurs on our vehicle. As we are conscious of your doubts and questions, we have decided to write this article in order to assist you in and ease your search for a answer to your problem. To do this, first we will see what the origins of a grinding noise on Mercedes A class are when you turn the wheel, then those of a grinding noise when you brake, if you have a grinding noise on Mercedes A class that originates from the shock absorbers and to finish from one of your doors.grinding-noise-mercedes-a-class

I perceive a grinding noise on Mercedes A class once I turn the wheel

First, we will check out the grinding noises on Mercedes A class that happen when ever you turn the wheel of your vehicle. Here are the main explanations for this:

  • Hydraulic system

    • If you are subject to grinding noises on your Mercedes A class once you turn the wheels, it may be linked to the hydraulic system of your vehicle that allows you to operate the entire power steering part. In such a case, the main point to check is the power steering fluid level, which if below the normal level could be an indicator of a leak of the unit. In this case, bear in mind to redo the level and check it frequently. If the problem persists, go to your motor mechanic.

  • Bearings

    • “A grinding noise on Mercedes A class once I turn the wheels of my vehicle” can also be a consequence of premature wear of your bearings. Indeed, bearings play an essential role in the good behaviour of the vehicle when driving. When you turn at low speed and bring the steering to a stop, the pressure on the bearings is higher than at high speed, it can generate sounds close to a grinding if they are worn. Please remember to check their condition.

  • Steering pump

    • Finally, a grinding noise on Mercedes A class once I turn may be associated with a tired steering pump power steering pump. The goal of this organ is to operate the steering belt, which will allow you to take advantage of the power steering. If the pump is tired, its operation will be impaired and squeaks may surface between it and the belt. Remember to check that it is working properly.

    If despite these different solutions you continue to encounter a grinding noise on Mercedes A class when turning your steering wheel, we have made a complete article content on this subject that can help you locate the origin.

    I listen to a grinding noise on Mercedes A class once braking

    If you perceive a grinding noise from the brakes of your Mercedes A class, it is highly conceivable that it will be related to brake pads at the end of their life, in fact, the function of the pads is to act as a buffer during braking and they will therefore naturally wear out over time. Each manufacturer gives an average range in kilometres for pads, but depending on your driving style and route, this may vary. Take out the wheels in question and check the wear indicator on them. If they are dead they will have to be changed as soon as possible because they will as soon as possible damage your discs.
    If, despite check, your grinding noise on Mercedes A class does come from your brakes but is not linked to the pads, check this article to find out the other possible origins of brake noises on Mercedes A class.

    I perceive a grinding noise on Mercedes A class at the shock absorbers

    If you are in the situation where you discern the grinding noise on Mercedes A class as coming from the damping part of your vehicle, whether you are driving over a retarder, on a bumpy road, or simply once you change direction and the vehicle’s mass is swung from one side to the other. In cases like this, there are several explanations that can justify this noise. Indeed, you will have to check some points, here they are:

    • You have an oil leak at a shock absorber, it is up to you to check that there is no oil leaking from your shock absorbers.
    • You may encounter abnormal wear and tear on one of the seals. This would end in an oil leak
    • Finally you can have one of your shock absorber cylinders deformed, which will make a grinding noise on Mercedes A class

    at each compression.
    Once you have tested all these points, you should have found the source of your problem, go to your auto technician to repair the malfunctioning component. If you have not found the source of your problem, we recommend that you have a look at this article which discusses all possible origins of shock absorber noise on Mercedes A class.

    I perceive a grinding noise on Mercedes A class at a door

    If that’s not enough, don’t hesitate to look at this complete article on door sounds on Mercedes A class.
    It is possible, depending on the kind of of noise you note, that the hinge of your door is at the source of these noises. If this is the case, you will have to examine it by opening your door and examining that the grinding noise on your Mercedes A class comes from a hinge that is too dry. To correct this problem, first try to grease the hinge, in most cases this is enough to solve your problem. If that’s not enough, don’t hesitate to have a look at this complete article on door sounds on Mercedes A class.