2012 INFINITI EX35 Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2012 INFINITI EX35 and How to Address Them Effectively

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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 2012 INFINITI EX35 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 EX35 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 2012 INFINITI EX35?

To effectively diagnose an oil leak in your 2012 INFINITI EX35, begin with a thorough visual inspection of the engine bay and the area where you typically park. Look for any visible signs of oil, as this can often lead you directly to the source of the leak. Next, check the oil level; a significant drop may indicate a serious issue that needs immediate attention. Pay close attention to the oil filter and drain plug, as these components are common culprits for leaks. Ensure they are securely fastened and free from oil residue. Additionally, inspect the gaskets and seals, particularly the valve cover gasket and oil pan gasket, since these areas frequently develop leaks. If the source of the leak remains unclear, consider adding UV dye to the engine oil and using a UV light to help pinpoint the leak's location. For more complex issues, performing a pressure test on the oil system can help identify leaks in hoses or fittings. If you are still unable to locate the leak or if the problem seems complicated, it is wise to consult a professional mechanic for a comprehensive diagnosis and repair. By following this methodical approach, you can systematically identify and address the oil leak in your vehicle.

What are the common causes of oil leaks in a 2012 INFINITI EX35?

When dealing with oil leaks in a 2012 INFINITI EX35, it's crucial to recognize the common culprits that could be at play. One frequent issue is the oil pan gasket, which can wear down over time, leading to leaks that may go unnoticed until they cause significant problems. Similarly, the valve cover gasket is another area of concern; if it becomes worn or damaged, it can allow oil to seep out, creating a mess and potentially affecting engine performance. Additionally, a leaking oil filter, often due to improper installation or damage, can result in oil escaping from the engine, making it essential to ensure a secure fit during oil changes. Cracked or worn seals, particularly around the crankshaft and camshaft, can also lead to leaks, as these seals are vital for maintaining oil integrity within the engine. Lastly, don’t overlook the oil drain plug; if it’s loose or improperly installed, it can be a source of oil leakage. By understanding these common issues, DIYers can better diagnose and address oil leaks, ensuring their vehicle remains in optimal condition. Regular inspections and maintenance are key to catching these problems early and preventing further damage.

How urgent is it to address an oil leak in a 2012 INFINITI EX35?

Addressing an oil leak in your 2012 INFINITI EX35 is not just a matter of routine maintenance; it is an urgent issue that requires immediate attention. Oil leaks can lead to a significant loss of lubrication, which is essential for the smooth operation of your engine. Without adequate lubrication, your engine is at risk of overheating, which can result in severe damage to critical components. Moreover, neglecting an oil leak can escalate into more extensive and costly repairs, as the problem may worsen over time. Safety is another crucial factor; leaking oil can create fire hazards if it comes into contact with hot engine parts, posing a serious risk to both you and your vehicle. By addressing the leak promptly, you not only protect your engine's integrity but also ensure the safety and performance of your INFINITI EX35. Taking swift action can save you from future headaches and expenses, making it imperative to tackle any signs of an oil leak as soon as they arise.

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