Having an automobile is important, we most of the time need it to get to our job and for the majority of our daily trips. This vital portion of our annual budget commonly causes us complications, being conscious of oil leaking on your car is one of them… In reality, an oil leak is rarely inoffensive and can quickly lead to the breakage of your engine if you don’t recognize it. If you are conscious of oil leaking on your Mercedes Classe E 5, you have come to the right place, we will first help you to find the cause of the oil leak and, secondly, we will help you to remedy it, if possible.

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Identifying the origin of the oil leaking on your Mercedes Classe E 5

If you discover fluid leaking from under your Mercedes Classe E 5, the first action to take is to verify all of your levels (power steering, engine oil, brake fluid, coolant) to see if any of them can quickly be defined as the origin of the leak. To limit the risks, it is certainly fundamental to verify your levels every 2 weeks to prevent any risk of engine breakage.
In our case we will only be focused on case you notice oil leaking from your Mercedes Classe E 5, as far as engine oil is concerned, the liquid will be quite viscous and in shades of brown to black and if it is gearbox oil, it will be rather in amber tones and will have a strong unpleasant smell.
It’s not constantly easy to find the cause of the oil that leaks on a Mercedes Classe E 5 because of the room in the engine block, however here are the simple steps to stick to to find the origin of the oil:

  • Discover the point where the oil falls, the spot from which it leaks onto the ground…
  • Track down the route of the dripping oil to its start, if the blot is too important, don’t think twice to clean the engine block and drive to be able to track down it without difficulty.
  • To guide you, here is a list of the auto parts that in most cases trigger oil to leak from a car: the drain plug and its seal; one of your crankcase gaskets; the oil pressure switch; the oil filter; the transmission drain plug; the transmission sealing rings.

If it is possible, repair the part that made the oil to leak on your Mercedes Classe E 5.

Now that you’ve identified the cause of the oil leaking, it’s time to get down to business. Naturally, for a while, you’ll be able to add more oil to top up the level, determined by its seriousness, but bear in mind that this is not a long lasting remedy and that the leak could become worse at every time. We are gonna show you the repairs that we think you can undertake on your own with some knowledge, tools and depending to the accessibility that you are going to have on your engine. No matter the reason, you should know that after repairing an oil leak on a Mercedes Classe E 5, you will have to swap your engine or gearbox oil.

Oil leakage from the drain plug and its seal on Mercedes Classe E 5

In this scenario, the process is quite simple, you just have to lift your Mercedes Classe E 5, when possible perfectly horizontal, remove your drain plug, drain your engine oil, swap your drain gasket, tighten the plug to the right torque and verify the hot engine to make sure the leak has been repaired.

Oil leaking over from the oil filter of my Mercedes Classe E 5

In case that your oil leak comes from your oil filter, you will only need to replace it. To achieve this, take a filter wrench, remove the old filter, ensuring that the gasket does not stick to the engine, fit the new filter and tighten it moderately. Same test, hot check if oil is leaking from your Mercedes Classe E 5.

Oil leaking from the pressure switch of my Mercedes Classe E 5

Finally, if it is your pressure switch that is the reason of your leak on your Mercedes Classe E 5, you can, according to its ease of access, reach it and swap it easily. To make this happen, place a drain tray under the part, disconnect the electrical wire, remove the part, quickly reposition the replacement pressure switch, clean the whole thing and do a hot check to validate that you no longer have any oil leaking from your Mercedes Classe E 5.

For any other type of leak, we advise you to go to your repair shop because the repair necessitates too much knowledge and tools to be performed serenely alone.

If you want more tutorials on the Mercedes Classe E 5, go to our Mercedes Classe E 5 category.