2019 Subaru Impreza Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2019 Subaru Impreza and How to Address Them

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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 2019 Subaru Impreza 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 2019 Subaru Impreza 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.

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 steps to diagnose an oil leak in a 2019 Subaru Impreza?

To effectively diagnose an oil leak in your 2019 Subaru Impreza, begin by locating the source of the leak. Start by inspecting the area beneath your vehicle for any oil spots, which can help pinpoint where the leak is originating. Once you have a general idea, examine the oil pan for any visible damage or loose bolts, as these are common culprits. Next, check the oil filter to ensure it is properly installed and free from leaks. Don’t forget to inspect the oil drain plug; a loose plug can lead to significant oil loss, so make sure it is secure and consider replacing the gasket if necessary. Additionally, the valve cover gasket should be assessed for wear, as leaks here can often go unnoticed. Pay attention to the oil cooler lines and the oil pressure sensor, as these components can also contribute to leaks. Throughout this process, keep an eye on your oil levels to gauge the severity of the leak and monitor any changes. By following this structured approach, you can systematically identify and address the source of the oil leak, ensuring your Subaru remains in optimal condition.

What are the common causes of oil leaks in a 2019 Subaru Impreza?

When dealing with oil leaks in a 2019 Subaru Impreza, it's essential to understand the common culprits that may be at play. One frequent issue is a worn or damaged oil pan gasket, which can deteriorate over time and lead to significant leaks. Additionally, a faulty oil filter or drain plug can also be a source of leaks, especially if they are loose or damaged. Another area to inspect is the valve cover gasket, as it seals the valve cover to the engine and can wear out, resulting in oil seeping out. Oil cooler seal leaks are another possibility, as these seals can degrade and allow oil to escape from the cooler. Lastly, the rear main seal, located at the back of the engine, is prone to leaks as it ages. Regular maintenance and thorough inspections of these components can help you identify and address oil leak issues before they escalate, making it easier for DIY enthusiasts to keep their Subaru Impreza in top condition.

How urgent is it to address the oil leak in my 2019 Subaru Impreza?

Addressing an oil leak in your 2019 Subaru Impreza is not just a matter of routine maintenance; it is a pressing concern that requires immediate attention. An oil leak can severely compromise the engine's lubrication system, leading to increased friction and overheating, which may ultimately result in catastrophic engine failure. Moreover, the loss of oil pressure can cause the engine to seize, leaving you stranded and facing costly repairs. Beyond mechanical issues, oil leaks create hazardous driving conditions, as spilled oil can make roads slippery, increasing the risk of accidents. By ignoring an oil leak, you not only jeopardize your vehicle's performance but also your safety and that of others on the road. Therefore, it is crucial to act swiftly and address any signs of an oil leak to prevent further damage and ensure the longevity of your Subaru Impreza.

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