2021 INFINITI Q50 Is Leaking Oil

Troubleshooting Oil Leak Issues in Your 2021 INFINITI Q50: Causes and Repair Solutions

Find Repair Location
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 INFINITI Q50 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 INFINITI Q50 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 2021 INFINITI Q50?

To effectively diagnose an oil leak in your 2021 INFINITI Q50, start by thoroughly inspecting the engine bay and the area beneath the vehicle for any visible signs of oil, such as stains or puddles. This initial step helps you locate the potential source of the leak. Next, check the oil level using the dipstick; a significant drop in oil level can indicate a leak 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 secure and free from oil residue. Additionally, examine the gaskets and seals around critical engine parts, including the valve cover and oil pan, for any signs of wear or damage that could lead to leaks. If the source remains elusive, consider performing a pressure test on the oil system, which can help pinpoint the leak's exact location by pressurizing the system and revealing any weak spots. Should these steps not yield results, it may be wise to consult a qualified mechanic or dealership for professional assistance, ensuring your vehicle is properly diagnosed and repaired.

What are the common causes of oil leaks in a 2021 INFINITI Q50?

When dealing with oil leaks in a 2021 INFINITI Q50, it's crucial to understand the common culprits that may be at play. One frequent issue is the degradation of the oil pan gasket, which can wear down over time, leading to leaks that can compromise engine performance. Additionally, worn valve cover gaskets are another common source of leaks, allowing oil to escape from the top of the engine. It's also important to check the oil filter and drain plug, as a faulty filter or loose drain plug can result in significant oil loss. Furthermore, damaged oil cooler lines can create leaks, so inspecting these lines for cracks is essential. Lastly, oil seals, including camshaft and crankshaft seals, can deteriorate and lead to leaks if not addressed promptly. By regularly inspecting these components and performing necessary maintenance, DIY enthusiasts can effectively manage and prevent oil leaks, ensuring their INFINITI Q50 runs smoothly.

How urgent is it to address the oil leak in my 2021 INFINITI Q50?

Addressing an oil leak in your 2021 INFINITI Q50 is not just a matter of routine maintenance; it is a pressing concern that requires immediate attention. An oil leak can lead to insufficient lubrication of the engine, which increases friction and can cause severe damage to engine components over time. This damage can escalate quickly, leading to costly repairs or even complete engine failure. Additionally, a loss of oil can result in dangerously low oil levels, which may cause the engine to overheat, further compounding the risk of catastrophic failure. Beyond the mechanical implications, neglecting an oil leak poses environmental hazards, as leaking oil can contaminate soil and water sources, contributing to pollution. Therefore, it is crucial to inspect and repair any oil leaks promptly to safeguard both your vehicle's performance and the environment. Taking swift action not only preserves the longevity of your INFINITI Q50 but also ensures your safety on the road.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.