2021 Acura NSX Is Leaking Oil

Diagnosing Oil Leak Sources in Your 2021 Acura NSX and Recommended Repair Solutions

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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 2021 Acura NSX 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 2021 Acura NSX 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.

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 2021 Acura NSX?

To effectively diagnose an oil leak in your 2021 Acura NSX, 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 drips or pooling, and examine the engine and transmission for wet spots or stains. Next, check the oil level in your engine; consistently low levels may indicate a leak. Pay close attention to gaskets and seals, particularly around the oil pan and valve cover, as wear or damage here can often be the culprit. Don’t overlook the oil filter; ensure it is secure and free from damage, as a loose filter can lead to leaks. Additionally, verify that the drain plug is tightly secured, as a loose plug can also cause oil to escape. If these initial checks do not reveal the source of the leak, consider performing a pressure test to identify less visible leaks. Should you still be unable to pinpoint the issue, seeking assistance from a professional mechanic or an Acura dealership is advisable for a thorough diagnosis and repair. This methodical approach not only helps in identifying the problem but also ensures that you address the simplest issues first, potentially saving time and resources.

What are the common causes of oil leaks in a 2021 Acura NSX?

When dealing with oil leaks in a 2021 Acura NSX, it's crucial to understand the common culprits that may be at play. One frequent issue is a degraded or damaged oil pan gasket, which can occur over time due to wear and tear, leading to leaks. Additionally, worn-out valve cover gaskets are another common source of oil leaks, as they can deteriorate with age and usage, allowing oil to escape from the engine. It's also important to check the oil filter and drain plug, as a faulty seal or improper tightening can result in leaks. Furthermore, a cracked or damaged oil cooler can contribute to oil leakage, so inspecting this component is essential. Lastly, various seals and gaskets throughout the engine can deteriorate, leading to leaks if not addressed. By being aware of these potential issues and conducting regular maintenance, DIY enthusiasts can effectively manage and prevent oil leaks, ensuring the longevity and performance of their Acura NSX.

How urgent is it to address the oil leak in my 2021 Acura NSX?

Addressing an oil leak in your 2021 Acura NSX is not just a matter of routine maintenance; it is a pressing issue that requires immediate attention. Oil is vital for lubricating engine components, and a leak can lead to a significant loss of oil, which may result in severe engine damage or even complete failure if left unchecked. Moreover, the safety implications cannot be overlooked; oil that drips onto hot engine parts poses a fire risk, creating a hazardous situation for you and others on the road. By tackling the leak promptly, you not only safeguard your vehicle's performance but also prevent the escalation of damage that could lead to costly repairs down the line. Therefore, if you notice any signs of an oil leak, it is crucial to act swiftly to maintain the integrity and safety of your Acura NSX.

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