2019 Nissan 370Z Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2019 Nissan 370Z and How to Address Them Effectively

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Reviewed by
Andrew Hajjar
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 2019 Nissan 370Z 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 2019 Nissan 370Z 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 first steps to diagnose an oil leak in a 2019 Nissan 370Z?

When diagnosing an oil leak in a 2019 Nissan 370Z, it's essential to adopt a systematic approach to ensure you identify the issue accurately. Start by locating the leak; check beneath the vehicle for any visible oil spots or puddles, as this can provide immediate clues about the leak's origin. Next, inspect the engine bay thoroughly, focusing on critical components like the oil pan, valve cover gasket, and oil filter, as these areas are common sources of leaks. It's also important to check the oil level; a significant drop may indicate a leak that needs addressing. Pay close attention to the oil filter and drain plug, as loose or damaged parts can lead to oil escaping. Additionally, examine the gaskets and seals for any signs of wear or damage, as these can also contribute to leaks. If the source remains elusive, consider using UV dye in the engine oil, which can help illuminate the leak under UV light. By following this diagnostic approach, you can effectively pinpoint the cause of the oil leak and take the necessary steps to resolve it.

What are the common causes of oil leaks in a 2019 Nissan 370Z?

When diagnosing oil leaks in a 2019 Nissan 370Z, it's essential to understand the common culprits that may be at play. One frequent issue is the oil pan gasket, which can wear out over time, leading to leaks that can be easily spotted under the vehicle. Another potential source is the oil filter or its seal; if either is damaged or improperly installed, it can result in significant oil loss. Additionally, the valve cover gasket is another critical area to inspect, as deterioration here can allow oil to escape from the engine. The oil cooler seal is also a common failure point, particularly in older vehicles, and should be checked if leaks are suspected. Lastly, the rear main seal, located at the back of the engine, can develop leaks as the vehicle ages. Regular maintenance and timely repairs are crucial to prevent these issues from escalating, ensuring the longevity and performance of your 370Z.

How urgent is it to address the oil leak in my 2019 Nissan 370Z?

Addressing an oil leak in your 2019 Nissan 370Z is not just a matter of routine maintenance; it is a critical issue that requires immediate attention. Ignoring an oil leak can lead to severe engine damage, as the oil is vital for lubricating engine components. Insufficient lubrication can cause parts to wear out prematurely, leading to costly repairs that could have been avoided with prompt action. Additionally, oil leaks pose safety risks, as they can create slippery surfaces on the road, increasing the likelihood of accidents. By addressing the leak quickly, you not only protect your vehicle's performance but also ensure the safety of yourself and others on the road. Moreover, taking care of the issue early can save you money in the long run, as minor repairs are typically less expensive than extensive engine work. Therefore, if you notice any signs of an oil leak, it is essential to act swiftly to maintain the health of your Nissan 370Z and avoid more significant problems down the line.

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2019 Nissan 370Z Oil Leak Causes & Repair Costs | RepairPal