Having a vehicle is necessary, we generally need it to get to our job and for many of our daily trips. This crucial part of our annual budget occasionally causes us complications, being aware of oil leaking on your car is one of them… In truth, an oil leak is not often inoffensive and can quickly lead to the breakage of your engine if you don’t realize it. If you are aware of oil leaking on your Volvo S90, you have come to the right web site, we will first help you to discover the origin of the oil leak and, additionally, we will help you to repair it, if possible.

fix-oil-leakvolvo-s90

Identifying the origin of the oil leaking on your Volvo S90

If you see fluid leaking from under your Volvo S90, the first thing to do is to examine all of your levels (power steering, engine oil, brake fluid, coolant) to see if any of them can quickly be recognized 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 case we will only be interested in case you notice oil leaking from your Volvo S90, 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 discover the origin of the oil that leaks on a Volvo S90 because of the room in the engine block, even so here are the guidelines to follow to discover the source of the oil:

  • Discover the point where the oil falls, the region from which it leaks onto the floor…
  • Track down the path of the dripping oil to its basis, if the blot is too large, don’t hesitate to clean the engine block and drive to be able to situate it more quickly.
  • To guide you, here is a list of the auto parts that mostly 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.

Whenever possible, repair the part that made the oil to leak on your Volvo S90.

Now that you’ve determined the origin 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, depending on its severity, but be aware that this is not a long lasting remedy and that the leak could intensify at every time. 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. In any case, you should know that after repairing an oil leak on a Volvo S90, you will have to swap your engine or gearbox oil.

Oil leakage from the drain plug and its seal on Volvo S90

In this circumstance, the technique is quite easy, you just have to lift your Volvo S90, if you can perfectly horizontal, remove your drain plug, drain your engine oil, swap your drain gasket, tighten the plug to the right torque and examine the hot engine to make sure the leak has been repaired.

Oil leaking over from the oil filter of my Volvo S90

In case that your oil leak comes from your oil filter, you will simply need to replace it. To accomplish 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 check, hot check if oil is leaking from your Volvo S90.

Oil leaking from the pressure switch of my Volvo S90

Finally, if it is your pressure switch that is the cause of your leak on your Volvo S90, you can, according to its ease of access, reach it and swap 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 whole thing and do a hot check to make sure that you no longer have any oil leaking from your Volvo S90.

For any other type of leak, we advise you to go to your auto mechanic because the repair necessitates too much expertise and tools to be carried out serenely alone.

Whenever you have any further questions about the Volvo S90, do not hesitate to consult our Volvo S90 category.