Having a healthy car appears to be a vital requirement for many people, as we are all dependent on our automobiles, regardless it is to get to your job or for personal reasons. So when we come across some thing different about our BMW 7 Series, we rationally are likely to ask ourselves queries. If, in your case, it’s your engine that rattles when hot on your BMW 7 Series, you’ve come to the right place. We know that this is a repeating problem and so we have decided to publish a specialized document to help you deal with it. For this, first we will take a look at the problems relevant to hydraulic tappets and valves, then at combustion problems, and at last at the engine rattling when hot because of concerns relevant to the lower engine.

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Engine rattling when hot on my BMW 7 Series because of the hydraulic tappets

If you notice the engine hot rattles on your BMW 7 Series, and this noise is established at the top of the engine, it involves that it comes from your cylinder head and its accompanying elements. There are two possible motives of an hot engine rattling on a BMW 7 Series. Either the hydraulic tappets, in general it is because of their faulty “hydraulic catch-up” system that you will hear these clicking noises, often when hot and not when cold. Otherwise, it is the play of your rocker arms or their state of wear that is accountable. In this instance, consider replacing them.

The engine of my BMW 7 Series is doing some rattling noise when hot because of combustion problem

Second option, if you have the feeling that the hot engine rattling is relevant 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 components of the engine to promote good combustion. And to conclude, the most classic cause comes from your injectors, which are either clogged or damaged. Don’t forget to go to your auto mechanic so that he can inspect the component that seems to be the reason of your engine’s hot clicking on your BMW 7 Series.

Engine of my BMW 7 Series rattling cause of problem in the lower part of the engine

Finally, if you have outlined the area of origin of your engine that hot rattles on your BMW 7 Series that comes from your lower engine, it may be that your connecting rods or piston pins are the origin. In both circumstances, 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 BMW 7 Series. In any case, don’t wait when you spot such a problem, it will enable you to foresee an upcoming big repair or at best find a cheaper remedy, rather than find yourself faced with a failure with the origin of your engine rattling when hot and the end end result being your engine giving out on you when you come home from work. Don’t hesitate to check out our catalogue of items on your car that can help you remedy other worries or learn more about your BMW 7 Series.

If you have any further questions about the BMW 7 Series, do not hesitate to consult our BMW 7 Series category.