Subaru Outback Is Leaking Oil

Discover the Common Causes of Oil Leaks in Your Subaru Outback and How to Fix Them Effectively

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Reviewed by
Bo Fader
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 Subaru Outback 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.

What are the best Subaru repair shops?

RepairPal Certified shops can diagnose and repair your Subaru Outback engine and performance issues. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
30 Certified Locations
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Tuffy Tire & Auto Service Center - Grandview

4.7
(85)
2.39 mi
1524 W 5th Ave
Columbus, OH
Open
Closes 5:00 PM
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Excite Auto Repair & Towing

4.4
(15)
5.94 mi
3430 Westerville Road
Columbus, OH
Open
Closes 6:00 PM
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All In Auto Service

4.9
(25)
6.56 mi
5200 Fisher Road
Columbus, OH
Open
Closes 6:00 PM
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Tuffy Tire & Auto Service - Grove City

4.4
(520)
6.67 mi
2131 Stringtown Rd
Grove City, OH
Open
Closes 6:00 PM
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See All 30 Locations

How much does it cost to fix a Subaru Outback 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.

Troubleshooting Oil Leaks in a Subaru Outback

When troubleshooting oil leaks in your Subaru Outback, it's essential to adopt a diagnostic approach that prioritizes simplicity and efficiency. Start by locating the source of the leak; inspect common culprits such as the oil pan, oil filter, and drain plug for any visible signs of oil. Pay attention to the condition of the oil itself—ensure it is at the correct level and free from contamination, as this can indicate underlying issues. Next, examine the engine components, including the valve cover gaskets and crankshaft seals, as leaks often originate from these areas. If you identify any loose bolts or damaged gaskets, tightening or replacing them can often resolve the issue. However, if the leak persists or you cannot pinpoint its source, consulting a professional mechanic may be necessary for a comprehensive diagnosis. By following this structured approach, you can effectively address oil leaks and maintain the performance of your Subaru Outback.

How to Diagnose and Fix Oil Leaks in a Subaru Outback?

When tackling oil leaks in a Subaru Outback, it's essential to understand the common problems that can arise within the engine and its components. One frequent issue is the deterioration of engine gaskets, which can lead to leaks as they age and lose their sealing properties. Additionally, the oil pump and front crankcase seals are known culprits that may require attention. Other potential sources of leaks include worn-out oil filters or loose drain plugs, which can also contribute to oil loss. By familiarizing yourself with these common failure modes, you can better diagnose the issue at hand. Regular maintenance, such as timely oil changes and inspections, can help catch these problems early, preventing more significant damage and costly repairs down the line. If you notice oil pooling under your vehicle or a drop in oil levels, addressing these common issues promptly can ensure your Subaru Outback remains in optimal condition.

Why is it Urgent to Address Oil Leaks in a Subaru Outback?

Addressing oil leaks in a Subaru Outback is not just a matter of routine maintenance; it is an urgent necessity that can have serious implications if ignored. Oil leaks can lead to a significant drop in oil levels, which compromises the engine's lubrication system. This lack of lubrication increases friction and heat, potentially resulting in severe engine damage that could require costly repairs or even engine replacement. Moreover, maintaining adequate oil levels is essential for optimal engine performance; neglecting leaks can lead to decreased efficiency and power, affecting your driving experience. Safety is another critical concern, as oil leaks can create hazardous conditions both under the hood and on the road, increasing the risk of accidents. Additionally, oil spills can have detrimental effects on the environment, contaminating soil and water sources. By addressing oil leaks promptly, you not only protect your vehicle's integrity and performance but also contribute to a safer driving environment and a healthier planet. Ultimately, timely intervention can save you from more extensive repairs down the line, making it a cost-effective approach to vehicle maintenance.

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