Mitsubishi Lancer Is Leaking Oil

Discover the Common Causes of Oil Leaks in Your Mitsubishi Lancer 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 Lancer 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 Lancer 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.

Troubleshooting Oil Leaks in a Mitsubishi Lancer

When troubleshooting oil leaks in your Mitsubishi Lancer, begin with a thorough visual inspection to identify the source of the leak. Start by checking common leak points such as the oil drain plug, oil filter gasket, and oil pan for any visible signs of oil accumulation. If you notice oil pooling under the vehicle or around the engine bay, this can help narrow down the potential sources. Next, inspect the condition of the oil system components, including the drain plug and gaskets, for any signs of wear or damage that could be contributing to the leak. Pay special attention to the engine gaskets, as deterioration in these areas is a common cause of oil leaks. As you conduct your inspection, monitor your oil levels closely; if you find that oil is leaking, topping up the oil can help prevent engine damage while you work on a solution. If your initial checks do not reveal the source of the leak, consider consulting a mechanic for a more in-depth diagnosis, especially if the issue persists. By following this structured approach, you can effectively troubleshoot and address oil leaks, ensuring the longevity and performance of your Mitsubishi Lancer.

How to Address Oil Leaks in a Mitsubishi Lancer?

When tackling oil leaks in a Mitsubishi Lancer, it's essential to understand the common problems that can arise within the vehicle's oil system. One frequent issue is worn gaskets, which can lead to oil seeping out from various engine components. Additionally, loose oil filters can create a pathway for oil to escape, while cracked oil pans may result in significant leaks. It's crucial to monitor for unusual odors, such as burning oil, which can signal a leak. If you suspect an oil leak, a thorough diagnosis at a Mitsubishi dealership or authorized service center is advisable, as they can pinpoint the exact source of the problem. Regularly checking your oil level is also important; if it drops without visible leaks, it may indicate that the engine is burning oil. By being aware of these common issues and addressing them promptly, you can maintain the health of your Mitsubishi Lancer and prevent further damage.

How Urgent is it to Address an Oil Leak in a Mitsubishi Lancer?

Addressing an oil leak in your Mitsubishi Lancer is not just a matter of routine maintenance; it is a critical task that requires immediate attention. Ignoring an oil leak can lead to severe engine damage, which may result in costly repairs and even compromise your vehicle's safety. Common causes of oil leaks, such as worn-out drain plugs or damaged gaskets, can escalate quickly if not addressed. Signs like burning oil or gasoline odors are red flags that indicate a leak may be present, and these should not be overlooked. The urgency of resolving an oil leak cannot be overstated, as it not only affects the performance of your vehicle but also poses significant safety risks. Therefore, if you suspect an oil leak, it is advisable to seek a professional diagnosis and repair at a Mitsubishi Dealership or Authorized Service Center to ensure your Lancer remains in optimal condition and to avoid further complications down the road.

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