2020 Mitsubishi Mirage G4 Is Leaking Oil

Common Causes of Oil Leaks in Your 2020 Mitsubishi Mirage G4 and How to Fix Them

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Reviewed by
Aisha
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 Mirage G4 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 Mirage G4 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 initial diagnostic steps to identify the source of the oil leak in a 2020 Mitsubishi Mirage G4?

To effectively identify the source of an oil leak in your 2020 Mitsubishi Mirage G4, start by thoroughly inspecting both the engine bay and the area beneath the vehicle for any visible signs of oil. Look for drips or pools that could indicate where the leak is originating. Next, check the oil level using the dipstick; a lower-than-normal level can confirm the presence of a leak. Pay special attention to the oil filter and drain plug, as these components are common culprits; ensure they are tight and free from oil residue. Additionally, examine the gaskets and seals, particularly the valve cover gasket and oil pan gasket, since these areas often develop leaks over time. If the source remains elusive, consider performing a pressure test on the oil system, which can help detect leaks that are not immediately visible. Should you find the process overwhelming or the leak difficult to locate, consulting a qualified mechanic is advisable for a professional evaluation and repair. By following these steps, you can systematically diagnose the issue and take the necessary actions to resolve the oil leak in your vehicle.

What are the common causes of oil leaks in a 2020 Mitsubishi Mirage G4?

When dealing with oil leaks in a 2020 Mitsubishi Mirage G4, it's essential 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. Additionally, a faulty or improperly installed oil filter can also be a source of oil leakage, so ensuring that the filter is correctly fitted is crucial. Another area to inspect is the oil drain plug; if it is loose or damaged, it can allow oil to escape from the oil pan. Furthermore, the valve cover gasket, which seals the valve cover to the engine, may develop leaks as it ages, resulting in oil seeping out. Lastly, the oil cooler gasket can also be a potential leak point, as it may wear down over time. Addressing these issues promptly is vital to prevent engine damage and maintain optimal vehicle performance, making regular inspections and maintenance key to keeping your Mirage G4 in top shape.

How urgent is it to address the oil leak in my 2020 Mitsubishi Mirage G4?

Addressing an oil leak in your 2020 Mitsubishi Mirage G4 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 for vital components. This lack of lubrication can cause severe wear and tear, ultimately resulting in costly engine damage. Furthermore, neglecting an oil leak can lead to overheating, which poses a serious risk of engine failure and expensive repairs. Additionally, the safety implications cannot be overlooked; leaking oil can drip onto hot engine parts, creating a fire hazard that endangers both the vehicle and its occupants. Therefore, it is crucial to act swiftly and address any signs of an oil leak to safeguard your vehicle's performance and ensure your safety on the road.

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