You may already know this, however the alternator is an essential component within an engine. This is the one who is responsible for changing energy the engine of your volvo c70 in Electricity supply so as to recharge the battery. If there is a problem, it can therefore mainly cause electrical failures. It therefore seems essential to deal with it. However, the malfunction can mainly come from your belt, sometimes pulleys. We will discover through this post where the problems according to the noise that you hear.noise-alternator-volvo-c70

Alternator belt noise on a Volvo C70

La alternator belt, also called an accessory belt, proves to be the essential element which contributes to the good action of the alternator. Thanks to its convolution, it takes the alternator and will create electricity. But it also serves to operate other pumps of the motor. In the event that it destroys, it could cause damages truly serious in the engine of the volvo c70.

A metallic noise on the Volvo C70:

This is a noise that usually comes Cold. The most common reason is that the streaks in the belt turn out to be damaged. But it can also happen in the case where the pulley is an offset skewer. If the belt deteriorates, it could of course break. If you happen to hear this sound, the best thing to do is to change the belt and the malfunction will almost certainly be fixed.

A sharp squeal on the Volvo C70:

Indeed, this is the most usual hassle, but also the least critical. It usually comes from cold, but could reappear even when hot sometimes. However, it suddenly stops. This inconvenience usually comes in the case where the accessory belt is not tight enough. Just the tighten and it's won. Be careful, when it remains in this state for too long, the belt could be damaged and cause a more serious malfunction in the long term. This sharp screech also occurs sometimes in the event that the damper pulley is deteriorated, however it is rarer.

A slight hiss or breath on the Volvo C70:

It's the reverse of the hassle of the last example. Your strap is certainly too tight or too short. You imagine what you must do!

Alternator noise on a Volvo C70

When it is indeed the alternator which creates this sound and not your belt, in this case the problems will be quite different. However, the sound you hear may have similarities compared to that of a strap, i.e. high hiss. The malfunction could come from a electrical failure, this remains relatively frequent. If ever voltage essential to the good activity of this volvo c70 remains weak, this is usually seen during a lack of power of the lights or lights within the vehicle. If ever the power gap is evident, it is possible that the battery indicator either running. In order to achieve real diagnostic malfunction, it is entirely feasible to use a voltmeter to take the tension on the + and minus of your battery, with the ignition on naturally. If the voltage turns out to be lower than that suggested by the battery, the malfunction can therefore come from the alternator. In this case, it will generally have to be changed.

Conclusion:

An alternator sound generally comes from the alternator belt, but could also come from the alternator itself. financially, the alternator belt is much cheaper than the alternator. Get the price from a mechanic before starting work, simply because we are in no way sure of the cause of the malfunction. We hope this article has served you something, in this case do not hesitate to post a comment. Have a good trip with your Volvo C70.