It is never relaxing to hear a noise from your car you don’t know where from. Thus what if you detect a serpentine belt noise that remains on your Audi A8? It is extremely possible that this is a minor issue, but before being sure, it is better to carry out some verifications. If this belt noise comes from your serpentine or driving belt, our team has written a content to help you locating and solving it. First, we will look at the serpentine belt noises on your Audi A8 and then we will check out the sources of these sounds.
I encounter noises from serpentine belt Audi A8
The best method to check the state of your belts is to listen to your vehicle. Immediately after you find sounds such as squealing or bells, you should take a closer look to examine their source. The role of the serpentine belt or driving belt of your Audi A8 is to transfer the movement of the engine to the secondary parts that it will supply with energy. Like steering, air conditioning, water pump. Its role is therefore fundamental in the normal overall performance of your vehicle. The serpentine belt is said to be asynchronous, i.e. unlike the timing belt, it has the capacity to drive different engine parts at variable speeds.
I hear squealing noises on my serpentine belt Audi A8
This sort of squealing belt noises on Audi A8, which will often be acute, can mostly happen when the engine is cold, or when the acceleration increases in intensity. . This sort of sound must be heavy and it is obviously quite simple to connect it with one of these belts. To examine, do not hesitate to open your bonnet, engine running cold and check the source of this noise, the serpentine or driving belt being exposed, it should not be too difficult for you to identify a belt noise on your Audi A8. The reason of this issue can be connected to the damper pulley, which functions as a damper to get rid of irregularities in the tension in the motor cycle and therefore in the energy transmission to the belt. This results in a loose belt that will jerk. However, you still have the opportunity that this phenomenon is annodine. As the serpentine belt of your Audi A8 is exposed, it may squeak due to excessive humidity due to weather conditions and it may end with a change in conditions. Keep in mind to examine the state of your belt (crack, crack), if this is the case replace it, otherwise simply tighten the belt.
I hear loud serpentine or driving belt noises Audi A8
Just like squealing, a driving belt noise on your Audi A8 that sounds like a loud grinding sound can tell you a lot about its state. It is therefore necessary that you look further and locate the reason for this sound that can indicate the end of your belt’s life. Like squealing noise, it can be identified in most cases when cold . It generally means a worn pulley whose streaks no longer allow it to be driven properly. Other possibilities, the dynamic belt tensioner or the disengageable pulley of the alternator may be at the source of this issue. Remember to examine first the serpentine/driving belt which in most cases is the reason of this issue, otherwise it will be necessary to replace the tensioner or pulley.
I hear bearing noises on the serpentine belt of my Audi A8
Finally, if in your case you distinguish a bearing belt noise on Audi A8, it is possible that it is connected to a serpentine belt that is too tight . Indeed, it is possible that its size may be smaller than recommended and cause the entire system to overvoltage, resulting in this whistling noise or slight rolling noise. The problem in this case is that the bearing bearings or the Damper pulley may fail . Remember, therefore, to stretch the belt to limit the risks or to swap it if it is too short. If after checking all thoses possibilities, you still perceive a belt noises, read our article about timing belt noises on Audi A8 which could maybe help you.
