2006 Mitsubishi Lancer Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2006 Mitsubishi Lancer and How to Fix Them Effectively

Find Repair Location
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 2006 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 2006 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.

What are the steps to diagnose and fix an oil leak in a 2006 Mitsubishi Lancer?

To effectively diagnose and fix an oil leak in your 2006 Mitsubishi Lancer, begin by thoroughly inspecting the vehicle to identify the source of the leak. Start by checking underneath the car for any visible oil spots or puddles, which can help you pinpoint the area of concern. Common culprits include the oil pan, oil filter, drain plug, valve cover gasket, and oil cooler lines. Cleaning the engine and surrounding components can enhance visibility, making it easier to spot the leak. If the source remains elusive, consider adding a UV dye to the oil; this will allow you to use a UV light to trace the leak's origin. Once you have identified the source, proceed with the appropriate repairs. For instance, if the oil pan is leaking, you may need to remove it, clean the surfaces, and install a new gasket. If the oil filter is the issue, ensure it is securely tightened or replace it if necessary. Similarly, for a leaking valve cover gasket, remove the cover, clean the mating surfaces, and install a new gasket. Always inspect the drain plug for any signs of damage and replace it if needed. Additionally, checking the oil cooler lines for leaks is crucial, as damaged lines will require replacement. To prevent future leaks, regularly monitor your oil levels and inspect for any signs of leakage, and adhere to the manufacturer's recommended oil change intervals. By following this structured approach, you can successfully diagnose and repair oil leaks, ensuring your Mitsubishi Lancer remains in optimal condition.

What are the common causes of oil leaks in a 2006 Mitsubishi Lancer?

When dealing with oil leaks in a 2006 Mitsubishi Lancer, 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 and lead to significant leaks. Similarly, the valve cover gasket, which seals the valve cover to the cylinder head, is prone to wear and can also result in oil escaping from the engine. Another area to inspect is the oil filter housing gasket; if this gasket fails, it can create leaks that are often mistaken for other issues. Additionally, the rear main seal, located at the back of the engine, is another potential source of leaks, as it can develop wear over time. Lastly, the oil cooler seals may also be a factor, as they can wear out and contribute to oil leakage. Addressing these issues promptly is essential not only for maintaining engine performance but also for preventing further damage. Regular inspections and maintenance can help DIY enthusiasts catch these problems early, ensuring a smoother and more reliable driving experience.

How urgent is it to address the oil leak in my 2006 Mitsubishi Lancer?

Addressing an oil leak in your 2006 Mitsubishi Lancer is not just a matter of routine maintenance; it is an urgent issue that requires immediate attention. An oil leak can significantly reduce the oil levels in your engine, leading to inadequate lubrication for vital components. This lack of lubrication can cause severe wear and tear, ultimately resulting in costly repairs or even complete engine failure. Moreover, neglecting an oil leak can lead to overheating, as the engine struggles to operate without sufficient oil, further exacerbating the risk of damage. Additionally, the safety implications cannot be overlooked; oil that drips onto hot engine parts poses a fire hazard, creating a dangerous situation for you and others on the road. Therefore, it is crucial to address any signs of an oil leak promptly to maintain the safety, efficiency, and longevity of your vehicle.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.