Having a healthy car appears to be an essential prerequisite for a lot of people, as we are all depending on our vehicles, regardless it is to go to your job or for personal reasons. So when we discover some thing different about our Mercedes Classe C 4, we logically usually tend to ask ourselves queries. If, in your case, it’s your engine that rattles when hot on your Mercedes Classe C 4, you’ve come to the right place. We understand that this is a repeating issue and so we have chose to publish a focused article to enable you deal with it. For this, first we will take a look at the complications related to hydraulic tappets and valves, then at combustion complications, and finally at the engine rattling when hot because of trouble related to the lower engine.
Engine rattling when hot on my Mercedes Classe C 4 because of the hydraulic tappets
If you find out the engine hot rattles on your Mercedes Classe C 4, and this noise is based at the top of the engine, it involves that it comes from your cylinder head and its accompanying components. There are two possible motives of an hot engine rattling on a Mercedes Classe C 4. Either the hydraulic tappets, in most cases it is because of their faulty “hydraulic catch-up” system that you will hear these clicking noises, often when hot and not when cold. In any other case, it is the play of your rocker arms or their state of wear that is responsible. In this case, consider replacing them.
The engine of my Mercedes Classe C 4 is doing some rattling noise when hot because of combustion problem
Second possibility, if you have the impression that the hot engine rattling is related to the combustion of your engine, there are three possible motives of this one. It may be that your timing is out of sync and that it does not control the synchronization of the different elements of the engine to promote good combustion. And to finish, the most common cause comes from your injectors, which are either clogged or damaged. Don’t hesitate to go to your auto technician so that he can check the component that seems to be at the origin of your engine’s hot clicking on your Mercedes Classe C 4.
Engine of my Mercedes Classe C 4 rattling cause of problem in the lower part of the engine
To finish, if you have outlined the location of origin of your engine that hot rattles on your Mercedes Classe C 4 that comes from your lower engine, it may be that your connecting rods or piston pins are the origin. In both cases, the risk in the long run is engine breakage. These two repairs are particularly complex and most mechanics will advise you to replace the engine of your Mercedes Classe C 4. In any case, don’t wait when you detect such a issue, it will allow you to anticipate an upcoming big repair or at best find a less costly solution, rather than find yourself faced with a failure with the origin of your engine rattling when hot and the end final result being your engine giving out on you when you come home from work. Don’t hesitate to take a look at our catalogue of items on your car that can enable you get rid of other worries or learn more about your Mercedes Classe C 4.
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