2016 Nissan Pathfinder Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2016 Nissan Pathfinder and How to Address Them

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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 2016 Nissan Pathfinder 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.

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Tuffy Tire & Auto Service Center - Grandview

4.7
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2.39 mi
1524 W 5th Ave
Columbus, OH
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Closes 5:00 PM
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Excite Auto Repair & Towing

4.4
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5.94 mi
3430 Westerville Road
Columbus, OH
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All In Auto Service

4.9
(25)
6.56 mi
5200 Fisher Road
Columbus, OH
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Closes 6:00 PM
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Tuffy Tire & Auto Service - Grove City

4.4
(520)
6.67 mi
2131 Stringtown Rd
Grove City, OH
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How much does it cost to fix a 2016 Nissan Pathfinder 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 potential causes and solutions for the oil leak in a 2016 Nissan Pathfinder?

When tackling an oil leak in a 2016 Nissan Pathfinder, it's essential to adopt a systematic diagnostic approach. Start by inspecting the most accessible components, such as the oil drain plug and oil filter, as these are often the culprits behind leaks. Ensure the oil drain plug is securely tightened and check for any signs of damage. Next, examine the oil filter for proper installation and any visible leaks. If these initial checks do not reveal the source of the leak, move on to inspecting the gaskets and seals, as wear and tear can lead to oil seepage over time. Should the leak persist, a closer look at the oil pan for cracks or damage is warranted, as well as the oil cooler line, which can degrade and cause leaks. Finally, monitor the oil pressure to ensure it remains within the recommended range, as excessive pressure can exacerbate leaks. By following this methodical approach, you can effectively identify and address the source of the oil leak, ensuring your Pathfinder remains in optimal condition.

What are the common causes of oil leaks in a 2016 Nissan Pathfinder?

When diagnosing oil leaks in a 2016 Nissan Pathfinder, it's essential to consider several common problems that could be at play. One of the primary culprits is a worn or damaged oil pan gasket, which can deteriorate over time and lead to significant leaks. Additionally, a faulty oil filter or an improperly sealed oil filter can also result in oil escaping, so checking the installation and condition of the filter is crucial. Another frequent issue is the valve cover gasket, which may wear out and allow oil to seep out. It's also important to inspect the oil drain plug; if it's loose or damaged, it can create a pathway for oil to leak from the oil pan. Lastly, a leak in the rear main seal is a common concern that can contribute to oil loss. By regularly inspecting these components and addressing any wear or damage, DIY enthusiasts can effectively manage and prevent oil leaks, ensuring their Pathfinder runs smoothly.

How urgent is it to address the oil leak in a 2016 Nissan Pathfinder?

Addressing an oil leak in your 2016 Nissan Pathfinder is not just a matter of routine maintenance; it is a crucial step in safeguarding your vehicle's performance and your safety. An oil leak can lead to a significant drop in oil levels, which compromises engine lubrication and can result in severe engine damage over time. Ignoring this issue may escalate into more serious problems, such as engine overheating or even complete engine failure, which can be both costly and inconvenient. Moreover, the safety risks associated with oil leaks cannot be overlooked; leaking oil can drip onto hot engine components, creating a fire hazard that endangers both you and your vehicle. Regularly inspecting for oil leaks and addressing them promptly is essential for maintaining the longevity and reliability of your Pathfinder. Therefore, if you notice any signs of an oil leak, it is imperative to take action immediately to prevent further damage and ensure your vehicle remains safe to drive.

Related 2016 Nissan Pathfinder Problems

Read about related problems experienced by other Nissan Pathfinder drivers like you.

Timing Chain Rattle and Tapping Noise
Rattling and tapping in the front of the engine on the Nissan Pathfinder is very evident, especially on cold starts. This rattling noise should not be taken lightly as it warns of upcoming timing chain failure. The cause of the noise is faulty timing chain guide rails and timing chain tensioners that wear out well ahead of schedule. These components are there to keep the timing chain tight and properly positioned. When these parts fail, the timing chain becomes loose, and pieces of the timing chain guides break off, falling into the oil pan. To remedy the situation, Nissan/Infiniti has made revised guides and tensioners, but replacement can be very costly. Proper oil change intervals and oil type may help slow or prevent the situation.
4 model years affected
4 others reported problem
0 comments
Timing Chain Rattle and Tapping Noise
Rattling and tapping in the front of the engine on the 2013-2016 Nissan Pathfinder V6 is very evident, especially on cold starts. This rattling noise should not be taken lightly as it warns of upcoming timing chain failure. The cause of the noise is faulty timing chain guide rails and timing chain tensioners that wear out well ahead of schedule. These components are there to keep the timing chain tight and properly positioned. When these parts fail, the timing chain becomes loose, and pieces of the timing chain guides break off, falling into the oil pan. To remedy the situation, Nissan/Infiniti has made revised guides and tensioners, but replacement can be very costly. Proper oil change intervals and oil type may help slow or prevent the situation.
4 model years affected
Avg Mileage: 138,750
28 others reported problem
5 comments
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