It is never pleasant to find out a noise from your car you don’t know where from. Thus what if you identify a serpentine belt noise that lasts on your Mazda CX 7? It is very possible that this is a unimportant issue, but before being sure, it is better to carry out some checks. If this belt noise comes from your serpentine or driving belt, our team has written a page to help you finding and repairing it. First, we will look at the serpentine belt noises on your Mazda CX 7 and then we will check out the origins of these noises.
I encounter noises from serpentine belt Mazda CX 7
The best technique to check the condition of your belts is to listen to your vehicle. As soon as you find noises such as squealing or bells, you should take a closer look to verify their origin. The function of the serpentine belt or driving belt of your Mazda CX 7 is to transfer the movement of the engine to the secondary components that it will supply with energy. Like steering, air conditioning, water pump. Its role is therefore essential 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 distinctive engine components at variable speeds.
I find out squealing noises on my serpentine belt Mazda CX 7
This kind of squealing belt noises on Mazda CX 7, which will often be acute, can usually happen when the engine is cold, or when the acceleration increases in intensity. . This kind of noise must be heavy and it is obviously quite simple to associate it with one of these belts. To verify, do not hesitate to open your bonnet, engine running cold and check the origin of this noise, the serpentine or driving belt being accessible, it should not be too complicated for you to spot a belt noise on your Mazda CX 7. The reason of this issue can be related to the damper pulley, which works as a damper to eliminate 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 possibility that this event is annodine. As the serpentine belt of your Mazda CX 7 is exposed, it may squeak due to excessive humidity due to weather conditions and it may stop with a change in conditions. Remember to verify the condition of your belt (crack, crack), if this is the case replace it, otherwise simply tighten the belt.
I find out loud serpentine or driving belt noises Mazda CX 7
Just like squealing, a driving belt noise on your Mazda CX 7 that sounds like a loud grinding sound can express a lot about its condition. It is therefore essential 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 correctly. Other possibilities, the dynamic belt tensioner or the disengageable pulley of the alternator may be at the origin of this issue. Make sure to verify 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 find out bearing noises on the serpentine belt of my Mazda CX 7
Finally, if in your case you distinguish a bearing belt noise on Mazda CX 7, it is possible that it is related 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 replace it if it is too short. If after checking all thoses possibilities, you still notice a belt noises, read our article about timing belt noises on Mazda CX 7 which could maybe help you.
