Being owner of a car is beneficial, we most of the time need it to get to work and for almost all of our daily trips. This crucial part of our annual budget recurrently triggers us complications, being aware of oil leaking on your car is one of them… In actual fact, an oil leak is not usually benign and can quickly lead to the breakage of your engine if you don’t notice it. If you are aware of oil leaking on your Mercedes A class, you have come to the right page, we will first support you to find the source of the oil leak and, secondly, we will help you to repair it, when possible.


Identifying the origin of the oil leaking on your Mercedes A class

If you see fluid leaking from under your Mercedes A class, the first thing to do is to examine all of your levels (power steering, engine oil, brake fluid, coolant) to find out if any of them can fairly quickly be defined as the source of the leak. To limit the risks, it is definitely important to examine your levels every 2 weeks to avoid any risk of engine breakage.
In our circumstance we will only be interested in circumstance you detect oil leaking from your Mercedes A class, 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 uneasy smell.
It’s not always easy to find the source of the oil that leaks on a Mercedes A class because of the accessibility of the engine block, however here are the steps to adhere 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 be reluctant to clean the engine block and drive to have the ability to track down it easier.
  • That will help, here is a list of the auto parts that most often bring about 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 generated the oil to leak on your Mercedes A class.

Now that you’ve found the source 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, dependant upon its intensity, but you should know that this is not a durable answer and that the leak could get worse at any time. We are likely to present you the repairs that we think you can attempt on your own with some know-how, 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 A class, you will have to change your engine or gearbox oil.

Oil leakage from the drain plug and its seal on Mercedes A class

In this circumstance, the procedure is fairly simple, you just have to lift your Mercedes A class, if it is possible totally horizontal, remove your drain plug, drain your engine oil, change your drain gasket, tighten the plug to the right torque and examine the hot engine to make sure the leak has been fixed.

Oil leaking over from the oil filter of my Mercedes A class

In case that your oil leak comes from your oil filter, you will simply need to change it. To accomplish this, take a filter wrench, remove the old filter, being certain that the gasket does not stick to the engine, place the new filter and tighten it moderately. Same test, hot check if oil is leaking from your Mercedes A class.

Oil leaking from the pressure switch of my Mercedes A class

To finish , if it is your pressure switch that is the cause of your leak on your Mercedes A class, you can, according to its ease of access, reach it and change it very easily. To achieve this, place a drain tray under the part, disconnect the electrical wire, remove the part, quickly reposition the replacement pressure switch, clean the assembly and do a hot test to ensure that you no longer have any oil leaking from your Mercedes A class.

For any other type of leak, we encourage you to go to your auto mechanic because the repair needs too much expertise and tools to be done serenely alone.

In the event that you have any further questions about the Mercedes A class, do not hesitate to consult our Mercedes A class category.