2017 Subaru Impreza Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2017 Subaru Impreza and How to Fix Them Effectively

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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 2017 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 2017 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 initial steps to diagnose the oil leak in a 2017 Subaru Impreza?

When diagnosing an oil leak in a 2017 Subaru Impreza, it's essential to adopt a systematic approach that prioritizes simpler checks before delving into more complex issues. Start by locating the leak; inspect the area beneath the vehicle for oil spots, which can provide clues about the leak's origin. Next, examine the oil pan for any visible damage or loose bolts, as these are common culprits. Ensure the oil filter is securely installed and free from leaks, as a faulty filter can lead to significant oil loss. Additionally, check the oil drain plug to confirm it is tight and not contributing to the leak. Don't overlook the gaskets and seals within the engine; wear and tear can lead to leaks, so inspect these components carefully and replace any that show signs of damage. Finally, monitor your oil levels regularly to gauge the severity of the leak and help pinpoint its source. By following this diagnostic approach, you can effectively identify and address the oil leak in your Subaru Impreza, ensuring your vehicle remains in optimal condition.

What are the common causes of oil leaks in a 2017 Subaru Impreza?

Understanding the common causes of oil leaks in a 2017 Subaru Impreza is essential for any DIY enthusiast looking to maintain their vehicle. One prevalent issue is the deterioration of the oil pan gasket, which can wear out over time, leading to leaks. Additionally, a faulty oil filter or its seal can also be a culprit, as damage in these areas can result in oil seeping from the filter housing. Another common source of leaks is the valve cover gasket, which may degrade and allow oil to escape from the top of the engine. Furthermore, the oil cooler seal can deteriorate, causing leaks around the cooler itself. Lastly, the rear main seal is another critical area where leaks can occur, particularly if it fails, leading to oil escaping from the back of the engine. Regular inspections and maintenance are vital in identifying these issues early, helping to prevent more significant damage and ensuring the longevity of your Subaru Impreza.

How urgent is it to address the oil leak in my 2017 Subaru Impreza?

Addressing an oil leak in your 2017 Subaru Impreza is not just a matter of routine maintenance; it is a critical issue that demands immediate attention. Ignoring an oil leak can lead to a significant drop in oil levels, which compromises the lubrication of essential engine components. This lack of lubrication can result in increased friction, leading to premature wear and tear, and ultimately, costly engine damage. Furthermore, an oil leak can cause the engine to overheat, a situation that can escalate quickly and result in catastrophic engine failure. Beyond mechanical concerns, there are safety implications to consider; leaking oil can drip onto hot engine parts, creating a fire hazard that endangers both the vehicle and its occupants. Therefore, if you notice any signs of an oil leak, it is crucial to act swiftly to mitigate these risks and ensure the longevity and safety of your Subaru Impreza.

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