2020 Hyundai Tucson Is Leaking Oil

Troubleshooting Oil Leaks in Your 2020 Hyundai Tucson: Causes and Repair Solutions

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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 2020 Hyundai Tucson 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 2020 Hyundai Tucson 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 2020 Hyundai Tucson?

To effectively diagnose an oil leak in your 2020 Hyundai Tucson, begin with a systematic approach that prioritizes simpler checks before moving on to more complex diagnostics. Start by parking your vehicle on a level surface and visually inspecting the engine and surrounding areas for any visible signs of oil, such as spots on the ground or oil residue on components. Next, check the oil level using the dipstick; a significant drop may indicate a leak. Pay close attention to the oil filter and drain plug, as these are common sources of leaks; ensure they are secure and free from oil buildup. Additionally, examine the gaskets and seals around the oil pan and valve cover for any signs of wear or damage, as these can often lead to leaks. If the source remains elusive, consider adding UV dye to the oil, which can help illuminate the leak under a UV light. For more challenging cases, a pressure test can be beneficial in pinpointing hidden leaks. If these steps do not yield results, it may be time to consult a professional mechanic for a comprehensive evaluation. By following this structured diagnostic approach, you can efficiently identify and address the oil leak issue in your Tucson.

What are the common causes of oil leaks in a 2020 Hyundai Tucson?

When dealing with oil leaks in a 2020 Hyundai Tucson, 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 wear out over time and lead to leaks. Additionally, a faulty oil filter can also be a source of oil leakage, as it may not seal properly, allowing oil to escape from the engine. Another common problem is a worn-out valve cover gasket, which can deteriorate and result in oil seeping out. It's also important to check the oil drain plug; if it is loose or damaged, it can cause oil to leak from the oil pan. Lastly, a cracked or damaged oil cooler can contribute to oil leaks as well. Addressing these issues promptly is essential to prevent further engine damage and maintain the vehicle's performance. Regular inspections and maintenance can help you catch these problems early, ensuring your Tucson runs smoothly.

How urgent is it to address the oil leak in a 2020 Hyundai Tucson?

Addressing an oil leak in your 2020 Hyundai Tucson is not just a matter of routine maintenance; it is a critical issue that demands immediate attention. Ignoring an oil leak can lead to a cascade of problems, starting with a decrease in oil levels that can severely damage the engine. Insufficient oil can cause the engine to overheat or even fail, resulting in costly repairs or the need for a complete engine replacement. Moreover, maintaining the correct oil level is essential for the vehicle's overall performance and longevity, ensuring that it runs smoothly and efficiently. Beyond mechanical concerns, an oil leak poses safety hazards, as oil can drip onto hot engine components, increasing the risk of fire. Additionally, the environmental impact of leaking oil cannot be overlooked, as it can contaminate soil and water sources. Therefore, it is crucial to address any signs of an oil leak promptly to safeguard your vehicle's health, your safety, and the environment.

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