2012 INFINITI G25 Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2012 INFINITI G25 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 2012 INFINITI G25 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 2012 INFINITI G25 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 and repair an oil leak in a 2012 INFINITI G25?

To effectively diagnose and repair an oil leak in your 2012 INFINITI G25, begin by thoroughly cleaning the engine to remove any old oil residue, which will help you pinpoint the source of the leak more easily. Start your inspection with the oil filter, ensuring it is securely fastened and free from damage, as a loose or faulty filter is a common culprit. Next, check the oil drain plug for tightness and inspect its gasket for wear. If these components are in good condition, move on to the valve cover gasket and oil pan, as leaks often originate from these areas. Look for any signs of oil pooling or staining around these parts. If you identify a leak, you may need to replace the gasket or tighten any loose bolts. Finally, examine the oil cooler lines for any signs of wear or leaks, as these can also contribute to oil loss. By following this methodical approach, you can effectively diagnose and repair the oil leak, ensuring your vehicle runs smoothly and efficiently.

What are the common causes of oil leaks in a 2012 INFINITI G25?

When dealing with oil leaks in a 2012 INFINITI G25, it's essential to understand the common problems that can arise, as this knowledge can empower DIY enthusiasts to tackle repairs effectively. One prevalent issue is the degradation of the oil pan gasket, which can wear out over time, leading to leaks. Similarly, valve cover gaskets are prone to wear and can develop leaks, allowing oil to escape from the engine. Another area to inspect is the oil filter housing gasket; if this component fails, it can also result in significant oil leakage. Additionally, the rear main seal, located at the back of the engine, is susceptible to deterioration, which can lead to oil leaks that are often challenging to detect. Lastly, oil cooler seal leaks are another common source of oil loss in the INFINITI G25. Addressing these issues promptly is crucial, as neglecting them can lead to more severe engine damage. Regular maintenance and thorough inspections can help identify these leaks early, ensuring your vehicle remains in optimal condition.

How urgent is it to address an oil leak in a 2012 INFINITI G25?

When it comes to addressing an oil leak in a 2012 INFINITI G25, the urgency cannot be overstated. An oil leak is not just a minor inconvenience; it can lead to serious engine damage if left unattended. The engine relies on oil for lubrication, and a significant drop in oil levels can result in increased friction and heat, potentially causing catastrophic engine failure. Moreover, neglecting the leak can exacerbate the problem, leading to more extensive and costly repairs down the line. Safety is another critical factor; oil leaks can create hazardous conditions, both for the vehicle and on the road, increasing the risk of accidents or even fires. Therefore, it is essential to act quickly and have the leak inspected and repaired by a qualified mechanic to ensure the longevity and safety of your vehicle. Addressing the issue promptly not only protects your investment but also ensures a safer driving experience.

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