2007 INFINITI FX45 Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2007 INFINITI FX45 and How to Address Them Effectively

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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 2007 INFINITI FX45 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 INFINITI FX45 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 common causes of oil leaks in a 2007 INFINITI FX45, and how can they be diagnosed?

When diagnosing oil leaks in a 2007 INFINITI FX45, it's crucial to follow a methodical approach that prioritizes simpler issues before tackling more complex ones. Begin by examining the gaskets, particularly the valve cover and oil pan gaskets, as these are often the first points of failure due to age and wear. A thorough visual inspection can help identify any signs of deterioration or damage. Next, assess the oil drain plug for tightness and any visible wear, since a loose or faulty plug can easily lead to leaks. The oil filter should also be checked for signs of leakage or improper installation, as this is another common source of oil loss. If these components appear intact, inspect the oil pan for cracks or damage, which can also result in leaks. Additionally, evaluate the seals and O-rings within the engine, such as the camshaft and crankshaft seals, as these can wear out over time and contribute to leaks. Lastly, ensure the PCV valve is functioning correctly, as malfunctions here can exacerbate oil leak issues. By systematically addressing these potential causes, you can effectively pinpoint the source of the oil leak and determine the necessary repairs, helping to maintain your vehicle's performance and longevity.

What are the common causes of oil leaks in a 2007 INFINITI FX45?

When dealing with oil leaks in a 2007 INFINITI FX45, it's crucial 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, leading to leaks. Similarly, valve cover gaskets are prone to leaks as they age or if they were improperly installed, allowing oil to escape. Another potential source of leaks is the oil filter housing gasket; if this component fails, it can result in significant oil loss. Additionally, the rear main seal, located at the back of the engine, can also develop leaks as it ages, which is a more complex issue to address. Lastly, the seals around the oil cooler can wear out, contributing to oil leaks as well. Regular inspections and timely maintenance are essential to catch these issues early, ensuring your vehicle runs smoothly and preventing further damage to the engine.

How urgent is it to address the oil leak in my 2007 INFINITI FX45?

Addressing an oil leak in your 2007 INFINITI FX45 is not just a matter of routine maintenance; it is a pressing issue that requires immediate attention. Ignoring an oil leak can lead to severe engine damage due to insufficient lubrication, which is vital for the smooth operation of your vehicle. Additionally, the presence of leaking oil increases the risk of fire, especially if it comes into contact with hot engine components. The longer you delay repairs, the more extensive and costly the damage can become, potentially leading to a complete engine failure. By tackling the oil leak promptly, you not only safeguard your vehicle's performance and reliability but also protect yourself and others from potential safety hazards. Therefore, if you notice any signs of an oil leak, it is crucial to take action without delay to ensure the longevity and safety of your INFINITI FX45.

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