2017 Nissan Frontier Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2017 Nissan Frontier 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 2017 Nissan Frontier 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 2017 Nissan Frontier 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 steps should I take to diagnose the oil leak in my 2017 Nissan Frontier?

To effectively diagnose an oil leak in your 2017 Nissan Frontier, begin with a systematic approach that prioritizes simpler checks before moving on to more complex diagnostics. Start by locating the leak; inspect the area beneath your vehicle for any visible oil spots or drips, which can provide immediate clues. Next, check the oil level in your engine, as a significant drop may indicate a leak. Pay close attention to the oil filter and drain plug, ensuring they are secure and free from oil residue. Gaskets and seals are common culprits for leaks, so examine them for any signs of wear or damage. If the source remains elusive, consider using UV dye in the engine oil, which can help illuminate the leak under UV light after running the engine. For persistent issues, a pressure test can be conducted to identify hidden leaks within the oil system. If these methods do not yield results, it may be time to consult a professional mechanic for a comprehensive diagnosis. By following this structured approach, you can efficiently identify and address the oil leak in your vehicle.

What are the common causes of oil leaks in a 2017 Nissan Frontier?

When dealing with oil leaks in a 2017 Nissan Frontier, it's crucial 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 oil loss. Another common source of leaks is the valve cover gasket; as it ages, it may fail to create a proper seal, allowing oil to escape. Additionally, oil filter leaks can occur if the filter is not securely installed or if it has been damaged, resulting in oil seeping from the filter housing. The front crankshaft seal is another potential leak point, as it can wear out and cause oil to leak from the engine's front. Lastly, the rear main seal, located at the back of the engine, can also develop leaks over time. Addressing these issues promptly is essential to prevent further engine damage, and regular inspections can help you catch these problems early, allowing for a DIY repair before they escalate.

How urgent is it to address the oil leak in my 2017 Nissan Frontier to prevent potential engine damage?

Addressing an oil leak in your 2017 Nissan Frontier is not just a matter of convenience; it is a pressing issue that requires immediate attention to safeguard your vehicle's engine. Oil plays a vital role in lubricating engine components, and any leak can lead to a significant reduction in oil levels, resulting in insufficient lubrication. This can cause increased friction, leading to severe engine damage over time. Warning signs such as low oil levels, a burning smell, or unusual noises from the engine should not be ignored, as they indicate a potential oil leak that could escalate into a costly repair if left unaddressed. Regular maintenance checks are essential to catch these issues early, but if you suspect a leak, consulting a mechanic promptly is crucial. Taking swift action not only protects your engine but also ensures the longevity and reliability of your Nissan Frontier.

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