Discovering noises from your car often is never pleasant, so listening air conditioning noises on your Mercedes A class can be a issues. This warning sign may be a sign of a minor problem as well as a warning of a much larger repair to come. In any circumstance, it is very important to research its source and take the required actions to resolve the issue, it is with this in mind that we wanted to compose this page to support you understand it better. We will first look at the conceivable causes for noise in the ventilation of your Mercedes A class. Then, in a second part, we will look into the noises related to the air conditioning of your car.air-conditioning-noisemercedes-a-class

Noise air conditioning Mercedes A class : most general triggers coming from general ventilation

Loud noise or roar from ventilation or fan of your Mercedes A class

Discovering a air conditioning noise on Mercedes A class is never pleasing, and can make your journeys specifically unpleasant. Ventilation is important whether it is in winter to warm up or defog or to cool down the car during the summer. In any case, having a thumping noise from the air conditioning of your Mercedes A class is a issues that must be dealt with. This noise is very often associated with a worn or dirty fan motor. To make certain that the issue is triggered by the ventilation, we would suggest that you open the ventilation of the issue location and look at the state of the fan, possibly grease it first, and if this is not enough, it will almost certainly have to be replaced.

I hear an heater fan noise like a click Mercedes A class

We will now have a look at the clicking noises you may hear from your ventilation. A clicking noise from Mercedes A class heater fan is often a consequence of a duct or fan obstructed by a foreign body. This noise is expected to increase as the air flow in the circuit increase. Please remember to examine the cleanness of your air inlets at the top of your hood, for example. You will then have to open the conduit in question and find the foreign body. If the issue remains, take your car to your garage.

I experience an hissing heater fan noise Mercedes A class

Finally, if you recognise a whistling noise in the ventilation of your Mercedes A class, it may be that the source of it is associated with a fan that has shifted or is starting to dry . In any circumstance, you will need to inspect the fan in question to visually examine its state. The easiest method is to open the ventilation circuit again, and turn on the circuit while you are watching its proper action, you can try to grease it to limit this noise, but it is very likely that the final remedy is to change it. If you have a whistling noise but are not sure if it is associated with ventilation, we encourage you to check out this document about front end noise on Mercedes A class to discover its origin.

I hear an heater fan Mercedes A class noise : specific air conditioning

Slamming noise air conditioning Mercedes A class

We will now look at the specified part of the air conditioning side of your heater fans and the origin of the noise it can produce. A clicking noise in your air conditioning, if it is short and when you start it only means a good functioning of your air conditioning compressor which lights up, this noise can be loud. Alternatively, if you hear a clicking noise or air conditioning scrap metal on your regular Mercedes A class, you will have to get worried in this circumstance. Indeed, it can announce an air conditioning compressor clutch, or compressor itself at the end of its life. So have your technician examine its proper performance.

Pshhh noise / hissing air conditioning Mercedes A class

If you discover pshhhh or whistling noise on the air condition side of your heater fan on Mercedes A class, but in cooling mode, you have two alternatives to explicate this issue. Indeed, at first, the most likely cause is that your air conditioning equipment is running out of gas, to examine it you should experience that the cold it has to emit is no longer as cold as before, if so, have your air conditioning system charged on your Mercedes A class and the issue should be fixed. Otherwise, you may experience a system leak and this psshhh or hiss may be associated with the gas getting out from the system. You can test the leak by integrating a tracer into your air conditioning system and monitoring for leaks, or more easily take your car to your technician.