You may already know this, however the alternator is a vital element within an engine. He is the one who guarantees to change energy of the engine of this Volvo 142 in Electricity supply in order to recharge the battery. If there is a malfunction, it could therefore essentially cause electrical failures. It is therefore important to resolve the problem. However, the concern could also come from your belt, and even pulleys. We will see through this guide where the problems according to the noise which is issued.noise-alternator Volvo-142

Noise alternator belt on a Volvo 142

La alternator belt, also called accessory belt, is the essential element that contributes to the proper functioning of the alternator. It is this one which by its convolution drives the alternator and will make it possible to manufacture electricity. But it also serves to train others pumps of the motor. In the event that it breaks, the latter could make damages pretty serious in the engine of the Volvo 142.

A metallic noise on the Volvo 142:

Here is a hazard that generally comes Cold. The most classic cause is that some of the streaks in the belt turn out to be damaged. But it could also happen if the pulley is a little out of gon. If the belt deteriorates it could obviously break. If you can make out this noise, it is best to replace the belt and the problem will be repaired almost without fail.

A sharp squeal on the Volvo 142:

Indeed, it is the most recurrent dysfunction, but also the least critical. It usually comes from cold, but could return even hot at times. However, it suddenly stops. This inconvenience generally comes when the accessory belt is slack. Just the tender and it's won. Be careful, if it remains in this situation for too long, the belt could deteriorate and cause a more serious incident in the long term. This acute screeching also sometimes appears when the damper pulley is damaged, however it is rarer.

A slight hiss or breath on the Volvo 142:

It is the opposite of the dysfunction of before. Your strap is likely to be far too tight or too short. You know what you have left to do !

Alternator noise on a Volvo 142

When it is really the alternator which produces this noise and not your belt, then the dysfunctions will be fundamentally different. However, the noise you hear may be similar to that of a strap, either high hiss. The problem could come from a electrical failure, this remains relatively usual. In case the voltage essential to the good activity of this Volvo 142 is low, it generally refers to the lack of intensity of the lights or lights inside your automobile. If ever the intensity is unusual, it may be that the battery indicator can be turned on. In order to make a real diagnostic of the problem, it is still useful to use a voltmeter to take the tension via the plus and minus of the battery, the engine started of course. Assuming that the voltage is found to be lower than that recommended on the battery, the problem may therefore come from the alternator. In this case, it will usually have to be replaced.

Conclusion:

A new alternator noise generally comes from the alternator belt, but could also come from the alternator itself. financially, an alternator belt is much cheaper compared to the alternator. Ask the price at a mechanic before embarking on work, simply because you can never be sure of the source of the problem. Hoping that this guide has helped you, if so you can leave a comment. See you soon with your Volvo 142.