It is never pleasant to experience a sound on your car you don’t where it comes from. So what if you detect a timing belt noise that persists on your Mercedes Benz S Class? It is highly possible that this is a slight trouble, but before making sure, it is better to carry out some inspections. If this belt noise comes from your timing belt, our team has created this content page to help you locate and fix it. First, we will have a look at the timing belt noises on your Mercedes Benz S Class and then we will look at the causes for these noises.timing-belt-noise-mercedes-benz-s-class

Noise of timing belt Mercedes Benz S Class

The timing belt has a crucial role to play. It will act as a conductor and synchronizes the engine crankshaft to the camshaft. It assures the correct transmission of movement to the valves and pistons, which must open at precise times. It is the link between the top and bottom of the engine. It is sorely tested and wears out over time, it is up to you to respect the manufacturer’s suggestions to change it at the right moment, we usually talk about years or mileage to respect. Otherwise, you could be the victim of a engine failure.

I hear a timing belt loud noise on my Mercedes Benz S Class after replacement

If you hear a loud whistling sound that does not diminish on the timing belt of your Mercedes Benz S Class, it can be linked to a circular saw sound. It is more than plausible that you will have to worry about it right away. This can happen as a result of a poorly performed belt replacement. Indeed, some professionals want to save time and do not respect the manufacturer’s stress measures. Indeed, to change a timing belt you must first fix the engine in a certain process, with the right equipment. Then, when the belt is reassembled, you will have to manage its tension and comply with the manufacturer’s standard. To do this, we will use a tool called a tensiometer, but unfortunately some garages or professionals do not apply themselves to one of these two tasks, which inevitably causes major issues for the car owner. This leads to an over-tension of the timing belt which is even greater when hot and may eventually break. Think about to take your car to a professional to validate and resolve this mistake. If, after checking, this loud noise does not come from your timing belt, read this content page on loud noises on Mercedes Benz S Class for more details about it. In the other hand, it could be a serpentine noise on Mercedes Benz S Class that you come across.

I acknowledge belt noises squealing or squeaking that intensify Mercedes Benz S Class

Finally, if you hear asound from your Mercedes Benz S Class’s timing belt, it is imperative to take care of it and take your vehicle to your mechanic or risk engine failure. The reason for this noise is often an end-of-life belt that starts to degrade inside the engine and whose flaps begin to knock against the inside of the timing gearbox. Hurry to your auto technician. The replacement of a timing belt kit must always be done in advance as part of normal car service. If you wait until the failure arises, it will be too late because the result of a timing belt failure is the failure of your engine. We will generally take this opportunity to change the accessory belt, the tensioning rollers that manage the tension of the belt and the water pump system. If you’re lucky and this noise doesn’t come from your timing belt, read our content page on squeaking noise on Mercedes Benz S Class.