2007 Mitsubishi Eclipse Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2007 Mitsubishi Eclipse and How to Fix Them

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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 2007 Mitsubishi Eclipse 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 2007 Mitsubishi Eclipse 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 steps should I take to diagnose the oil leak in my 2007 Mitsubishi Eclipse?

To effectively diagnose an oil leak in your 2007 Mitsubishi Eclipse, begin with a systematic approach that prioritizes simplicity and thoroughness. Start by locating the leak; check beneath the vehicle for any visible oil spots or puddles, which can provide initial clues. Next, inspect the engine components, focusing on areas like the oil pan, valve cover gasket, oil filter, and oil drain plug for any signs of seepage or damage. It's also crucial to check the oil level in the engine, as a significant drop may indicate a leak. Pay special attention to the oil filter, as a loose or damaged filter can often be the culprit. Additionally, examine the oil pan for cracks or holes and inspect the valve cover gasket for any oil accumulation. Finally, consider other potential sources of leaks, such as oil cooler lines or the oil pressure sensor. By following this diagnostic approach, you can efficiently identify the source of the oil leak and determine the necessary steps for repair.

What are the common causes of oil leaks in a 2007 Mitsubishi Eclipse?

When dealing with oil leaks in a 2007 Mitsubishi Eclipse, it's crucial 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, allowing oil to seep out from the connection between the oil pan and the engine block. Another common source of leaks is the valve cover gasket; if this seal fails, it can lead to oil leaking around the top of the engine, creating a mess and potential performance issues. Additionally, oil filter leaks can occur if the filter is improperly installed or defective, making it essential to ensure a proper fit and condition. The rear main seal, located at the back of the engine, is another critical area; if this seal wears out, it can result in significant oil leaks. Furthermore, the oil cooler seals can also fail, leading to leaks in the engine bay. Lastly, overfilling the engine with oil can create excessive pressure on gaskets and seals, causing them to leak. Addressing these issues promptly is vital to maintaining the health of your vehicle, and regular inspections can help catch these problems early, ensuring your Mitsubishi Eclipse runs smoothly.

How urgent is it to address the oil leak in my 2007 Mitsubishi Eclipse?

Addressing an oil leak in your 2007 Mitsubishi Eclipse is not just a matter of routine maintenance; it is a pressing issue that requires immediate attention. An oil leak can significantly reduce the oil levels in your engine, leading to inadequate lubrication of vital components. This lack of lubrication can cause severe wear and tear, ultimately resulting in engine damage that may require expensive repairs. Furthermore, neglecting an oil leak can lead to overheating, as the engine struggles to maintain optimal temperatures without sufficient oil. This overheating can escalate into catastrophic engine failure, leaving you with a hefty repair bill or the need for a complete engine replacement. Additionally, the safety risks associated with oil leaks cannot be overlooked; oil dripping onto hot engine parts poses a fire hazard, putting both you and your vehicle at risk. Therefore, it is crucial to address any signs of an oil leak promptly to safeguard your vehicle's performance and your safety on the road.

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