2021 Volvo V90 Is Leaking Oil

Discover the Common Causes of Oil Leaks in Your 2021 Volvo V90 and How to Address Them Promptly

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
80% chance it's the
Oil System Components
0%
20% chance it's the
Engine Gaskets
The most common reasons a 2021 Volvo V90 is leaking oil are oil system component failure and leaking engine gaskets.
  • Oil System Components: A worn or damaged oil pump or filter can lead to low oil pressure, resulting in inadequate lubrication and potential engine damage.
  • Engine Gaskets: A worn or damaged engine gasket can lead to oil or coolant leaks, resulting in engine overheating or loss of lubrication.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2021 Volvo V90 is leaking oil?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

Oil pans don't wear out or break like other parts, they generally only need to be replaced because of external damage from an accident or an improperly tightened drain plug. The main symptom you will experience is an oil leak underneath the engine of your car. The oil that leaks from a damaged oil pan will range from dark brown to dark black. If the leak is large enough or occurs for long enough the oil level will be low enough to turn the oil pressure or low oil level warning light on.

A bad oil level sensor may cause a false reading of the engine oil level. The oil level warning light may illuminate even when the oil level (checked manually) is within an acceptable range. The warning light may also come on and off intermittently if the sensor is faulty. An error code may be sent to the PCM and a check engine light may come on the dashboard as well if the sensor is bad.

The engine oil pressure warning light will come on if the engine oil pressure is low, or if the oil pressure sensor is faulty. In either case, engine power may be reduced significantly. The check engine light may also illuminate, and an on-board diagnostic (OBD) trouble code will be stored in the vehicle's computer.

What are the initial steps to diagnose the oil leak in a 2021 Volvo V90?

To effectively diagnose an oil leak in your 2021 Volvo V90, start by visually inspecting the engine and surrounding components for any visible signs of oil. Pay close attention to the oil pan, transmission, and any gaskets or seals, as these are common areas where leaks occur. Next, check the oil levels in your engine; a significant drop can indicate a leak that needs immediate attention. Don’t forget to look underneath the vehicle for any oil spots or drips, which can help pinpoint the leak's location. If the source remains elusive, consider using UV dye mixed with your oil, as this can illuminate the leak under UV light, making it easier to trace. If you still cannot identify the leak or feel uncertain about the process, consulting a professional mechanic or a Volvo dealership is a wise choice to ensure proper diagnosis and repair. By following these steps, you can take a proactive approach to diagnosing and addressing oil leaks in your vehicle.

What are the common causes of oil leaks in a 2021 Volvo V90?

When diagnosing oil leaks in a 2021 Volvo V90, it's essential to understand the common problems that may arise. One of the primary culprits is degraded gaskets and seals, which can wear down over time, leading to leaks. Additionally, a loose or damaged oil drain plug can cause oil to escape from the oil pan, making it crucial to check its tightness regularly. The oil pan itself can also be a source of leaks if it becomes worn or damaged, so inspecting it for any signs of wear is advisable. Another potential issue is a faulty oil filter; if it is not installed correctly or is defective, it can lead to significant oil loss. Lastly, while less common, a cracked engine block can result in oil leaks, which may require professional assessment. Regular inspections and prompt attention to these areas can help maintain the integrity of your engine and prevent further damage.

How urgent is it to address the oil leak in my 2021 Volvo V90?

Addressing an oil leak in your 2021 Volvo V90 is not just a matter of routine maintenance; it is an urgent issue that requires immediate attention. Oil leaks can significantly reduce oil levels, leading to inadequate lubrication of engine components, which can cause severe damage over time. Furthermore, neglecting this issue can result in engine overheating, as the lack of proper lubrication prevents the engine from functioning efficiently, potentially leading to costly repairs. The safety risks associated with oil leaks cannot be overlooked either; leaking oil can drip onto hot engine parts, creating a fire hazard. By promptly addressing the oil leak, you not only safeguard your vehicle's performance and longevity but also ensure your safety on the road. Therefore, it is crucial to take action as soon as you notice any signs of an oil leak in your Volvo V90 to prevent further complications and maintain the health of your vehicle.

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