Mitsubishi Galant Is Leaking Oil

Common Causes of Oil Leaks in Your Mitsubishi Galant 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 Mitsubishi Galant 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 Mitsubishi Galant 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.

How to Diagnose and Fix Oil Leaks in a Mitsubishi Galant?

To effectively diagnose and fix oil leaks in your Mitsubishi Galant, start by identifying the source of the leak. Begin with a thorough visual inspection of the area beneath your vehicle, looking for any oil puddles or spots that may indicate where the leak is originating. Pay attention to the color and consistency of the fluid, as this can help you determine whether it is engine oil, transmission fluid, or power steering fluid. Next, inspect the various components of the oil system, including the valve cover gaskets, oil pan gasket, and crankshaft seals, as these are common culprits for leaks. If you notice any worn or damaged gaskets, consider repairing or replacing them to resolve the issue. Additionally, be mindful of any symptoms such as low power steering fluid or foamy fluid, which can signal underlying problems. If your efforts do not yield results or if the leak persists, it may be time to consult a professional mechanic who can provide a more in-depth diagnosis and repair. By following this structured approach, you can effectively tackle oil leaks and maintain the health of your Mitsubishi Galant.

How to Diagnose and Fix Oil Leaks in a Mitsubishi Galant?

When tackling oil leaks in a Mitsubishi Galant, it's essential to understand the common problems that can arise within the vehicle's engine and related systems. Oil leaks often stem from worn or damaged gaskets and seals, particularly in high-friction areas such as the valve cover, oil pan, and crankshaft. Over time, exposure to heat and engine vibrations can cause these components to degrade, leading to leaks. Additionally, improper installation or the use of incorrect gasket materials can exacerbate the issue. It's also important to consider that oil leaks may not always originate from the engine itself; transmission fluid and power steering fluid can also leak from their respective systems, complicating the diagnosis. By being aware of these common failure modes, you can more effectively pinpoint the source of the leak and determine whether a simple gasket replacement or a more extensive repair is necessary. If the problem seems beyond your expertise, consulting a professional mechanic can ensure that the issue is accurately diagnosed and resolved, preventing further damage to your vehicle.

Why is it Urgent to Fix an Oil Leak in a Mitsubishi Galant?

Addressing an oil leak in your Mitsubishi Galant is not just a matter of routine maintenance; it is an urgent necessity that can have serious repercussions if ignored. An oil leak can lead to dangerously low oil levels, which compromises the lubrication of critical engine components. This lack of lubrication increases friction and heat, significantly raising the risk of engine damage or even catastrophic failure. Moreover, an oil leak poses safety hazards, as it can create slippery surfaces that may lead to accidents, jeopardizing both your safety and that of others on the road. Additionally, the environmental impact of leaking oil cannot be overlooked; it can contaminate soil and water sources, contributing to pollution. By addressing the leak promptly, you not only protect your vehicle from costly repairs down the line but also contribute to a safer driving experience and a healthier environment. Therefore, the urgency of fixing an oil leak in your Mitsubishi Galant cannot be overstated; it is essential for maintaining the vehicle's integrity, ensuring safety, and avoiding unnecessary expenses.

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