Being owner of a vehicle is beneficial, we most of the time need it to get to work and for the majority of our daily trips. This vital portion of our annual budget commonly triggers us surprises, being aware of oil leaking on your car is one of them… In truth, an oil leak is not often harmless and can quickly lead to the breakage of your engine if you don’t recognize it. If you are aware of oil leaking on your Renault Laguna, you have come to the right page, we will first help you to uncover the source of the oil leak and, secondly, we will help you to remedy it, if it is possible.

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Identifying the origin of the oil leaking on your Renault Laguna

If you find fluid leaking from under your Renault Laguna, the first action to take is to check all of your levels (power steering, engine oil, brake fluid, coolant) to find out if any of them can quickly be defined as the source of the leak. To limit the risks, it is certainly fundamental to check your levels every 2 weeks to avoid any risk of engine breakage.
In our circumstance we will only be interested in circumstance you notice oil leaking from your Renault Laguna, 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 constantly easy to uncover the source of the oil that leaks on a Renault Laguna because of the room in the engine block, nevertheless here are the guidelines to follow to uncover the source 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 big, don’t be reluctant to clean the engine block and drive to be able to locate it more easily.
  • To help you, here is a list of the parts that mostly induce 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.

Whenever possible, fix the part that caused the oil to leak on your Renault Laguna.

Now that you’ve identified the source of the oil leaking, it’s time to get down to business. Obviously, for a while, you’ll be able to add more oil to top up the level, according to its intensity, but bear in mind that this is not a long lasting remedy and that the leak could intensify at any moment. We are gonna show you the repairs that we think you can perform all alone with some expertise, tools and according to the accessibility that you are going to have on your engine. Whatever the case, you should know that after repairing an oil leak on a Renault Laguna, you will have to change your engine or gearbox oil.

Oil leakage from the drain plug and its seal on Renault Laguna

In this scenario, the solution is quite easy, you just have to lift your Renault Laguna, if it is possible totally horizontal, remove your drain plug, drain your engine oil, change your drain gasket, tighten the plug to the appropriate torque and check the hot engine to make sure the leak has been repaired.

Oil leaking over from the oil filter of my Renault Laguna

In the event that your oil leak comes from your oil filter, you will only need to change it. To accomplish this, take a filter wrench, remove the old filter, ensuring that 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 Renault Laguna.

Oil leaking from the pressure switch of my Renault Laguna

Finally, if it is your pressure switch that is the trigger of your leak on your Renault Laguna, you can, dependant upon its accessibility, reach it and change it quickly. To accomplish this, set 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 check to validate that you no longer have any oil leaking from your Renault Laguna.

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

If you have any further questions about the Renault Laguna, do not hesitate to consult our Renault Laguna category.