2007 Ford Mustang Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2007 Ford Mustang and How to Fix Them

Find Repair Location
Reviewed by
Devin Cabugcal
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 Ford Mustang 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 Ford Mustang 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.

An oil leak may be noted on the ground where the vehicle is parked. However, many vehicles have plastic trays underneath the engine that may catch leaking oil and conceal the leak. In such cases, a low oil level, a burning oil smell, or even smoke from oil burning in the engine bay may be noted.

»MORE: Signs of a bad oil pan gasket

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 the oil leak in a 2007 Ford Mustang?

When diagnosing an oil leak in a 2007 Ford Mustang, it's essential to adopt a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Begin by locating the leak; inspect the area beneath the vehicle for any visible oil spots or drips. Next, turn your attention to the engine itself, examining components such as the valve cover gaskets, oil pan, oil filter, and oil drain plug for any signs of oil residue or wetness. Checking the oil level is also crucial, as a significant drop may indicate a serious leak. Pay special attention to the oil filter, as a damaged or improperly installed filter can lead to leaks. Additionally, inspect the oil pan for cracks or loose bolts, and ensure that the valve cover gaskets are intact, as they can wear out over time. Don’t forget to verify that the oil drain plug is securely fastened, as a loose plug can be a common culprit. If visual inspections do not reveal the source of the leak, consider conducting a pressure test to accurately identify the leak's location. By following this structured diagnostic approach, you can effectively pinpoint and address the oil leak in your Mustang.

What are the common causes of oil leaks in a 2007 Ford Mustang?

When dealing with oil leaks in a 2007 Ford Mustang, it's essential to understand the common culprits that may be at play. One frequent issue is the deterioration of the oil pan gasket, which can wear out over time and lead to leaks. Similarly, valve cover gaskets are prone to wear, allowing oil to escape from the engine. Another potential source of leaks is the oil filter housing gasket, which can fail and result in oil seeping into the engine bay. Additionally, the rear main seal, located at the back of the engine, can deteriorate, causing leaks near the transmission. Oil cooler lines are also susceptible to wear and tear, leading to oil seepage in the engine compartment. Lastly, physical damage to the oil pan, such as dents or cracks, can create leaks. By being aware of these common issues, DIY enthusiasts can perform regular inspections and maintenance to address oil leaks promptly, ensuring the performance and longevity of their Mustang.

How urgent is it to address the oil leak in my 2007 Ford Mustang?

Addressing an oil leak in your 2007 Ford Mustang is not just a matter of convenience; it is crucial for the health and longevity of your vehicle. Ignoring an oil leak can lead to severe engine damage, as the oil plays a vital role in lubricating and cooling engine components. If you notice a burning oil smell, it could indicate a leaking valve cover gasket or worn seals, which, if left unchecked, may result in more extensive repairs down the line. Additionally, a leaking oil pan, often caused by the degradation of the RTV seal due to heat cycles, can exacerbate the problem, leading to oil loss and potential engine failure. For DIY enthusiasts, it is essential to regularly inspect your vehicle for signs of oil leaks and address them promptly. Not only will this save you from costly repairs, but it will also ensure your Mustang runs smoothly and efficiently. If you are unsure about diagnosing or repairing the leak yourself, consulting a qualified mechanic is advisable to prevent further complications.

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.