2020 Mitsubishi Eclipse Cross Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2020 Mitsubishi Eclipse Cross and How to Fix 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 2020 Mitsubishi Eclipse Cross 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 2020 Mitsubishi Eclipse Cross 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.

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 the oil leak in a 2020 Mitsubishi Eclipse Cross?

To effectively diagnose an oil leak in your 2020 Mitsubishi Eclipse Cross, start by visually inspecting the engine bay and the area beneath the vehicle for any signs of oil accumulation. This initial step helps you locate the source of the leak. Next, check the oil level using the dipstick; a significant drop may indicate a leak that needs immediate attention. Pay close attention to the oil filter and drain plug, as these components are common culprits for leaks due to wear or improper installation. Additionally, look for oil stains on the ground where you typically park, as these can provide clues about the leak's location. Inspect gaskets and seals, particularly the valve cover and oil pan gaskets, for any signs of damage or deterioration. If the source remains elusive, consider adding UV dye to the engine oil, which can illuminate the leak under UV light. For a more thorough investigation, a pressure test can help identify leaks within the oil system. By following this structured approach, you can systematically diagnose and address the oil leak in your vehicle, ensuring it runs smoothly and efficiently.

What are the common causes of oil leaks in a 2020 Mitsubishi Eclipse Cross?

When dealing with oil leaks in a 2020 Mitsubishi Eclipse Cross, it's essential to understand the common culprits that may be at play. One of the primary causes is worn or damaged gaskets and seals, which can deteriorate over time due to heat and pressure, leading to leaks. Additionally, a loose or improperly installed oil filter can create a significant issue; if the filter isn't secured correctly during an oil change, it can result in oil seeping from the filter housing. Another potential source of leaks is a cracked oil pan, often caused by road debris or rough driving conditions, which can compromise the integrity of the pan and allow oil to escape. Furthermore, a faulty oil drain plug, whether loose or damaged, can also lead to leaks from the oil pan. Lastly, degraded oil cooler lines can contribute to oil leaks, as these lines may deteriorate over time, especially in older vehicles. Addressing these issues promptly is crucial to maintaining engine health and performance, and regular inspections can help DIY enthusiasts catch these problems early before they escalate.

How urgent is it to address the oil leak in my 2020 Mitsubishi Eclipse Cross?

Addressing an oil leak in your 2020 Mitsubishi Eclipse Cross is not just a matter of routine maintenance; it is an urgent issue that requires immediate attention. Oil leaks can significantly reduce the oil levels in your engine, leading to inadequate lubrication for vital components. This lack of lubrication can cause severe engine damage over time, resulting in costly repairs that could have been easily avoided. Moreover, neglecting an oil leak can lead to engine overheating, as the oil is essential for regulating temperature. The risk of fire is another serious concern, as leaking oil can drip onto hot engine parts, creating a hazardous situation. By addressing the oil leak promptly, you not only protect your vehicle's engine from further damage 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 to maintain the health and longevity of your Mitsubishi Eclipse Cross.

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