2019 Hyundai Elantra Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2019 Hyundai Elantra and How to Address Them Effectively

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Reviewed by
Bo Fader
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 Hyundai Elantra 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 Hyundai Elantra 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 initial diagnostic steps to identify the source of an oil leak in a 2019 Hyundai Elantra?

When tackling an oil leak in your 2019 Hyundai Elantra, begin by locating the leak, which is crucial for effective diagnosis. Start by inspecting the underside of the vehicle for any visible oil spots or drips, as this can help you pinpoint the source. Next, check the oil level in the engine; a significant drop may indicate a leak that needs immediate attention. After confirming the oil level, examine the oil filter and drain plug for any signs of leakage, as these are common culprits. If everything appears secure, turn your attention to the valve cover gasket, which can wear out over time and lead to leaks. Additionally, inspect the oil pan for cracks or damage, as this area is often susceptible to leaks. Don’t forget to check the oil cooler lines, as they can develop leaks as well. Finally, consider other components like the oil pressure sensor or switch, which may also be contributing to the issue. By following this structured approach, you can effectively diagnose and address the oil leak in your vehicle, ensuring it runs smoothly and efficiently.

What are the common causes of oil leaks in a 2019 Hyundai Elantra?

When dealing with oil leaks in a 2019 Hyundai Elantra, 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 or improperly installed oil filter can also result in oil escaping, so it's important to ensure that the filter is correctly fitted. Another area to inspect is the oil drain plug; if it is worn or not tightened adequately, it can be a source of leaks. Furthermore, valve cover gasket leaks are common as this gasket can deteriorate, allowing oil to seep from the top of the engine. Lastly, issues with the oil cooler gasket can contribute to oil leaks as well. By being aware of these potential problems, DIY enthusiasts can take proactive steps to inspect and address oil leaks, ensuring their vehicle remains in optimal condition. Regular maintenance and timely inspections are key to preventing further damage and maintaining the performance of the Elantra.

How urgent is it to address the oil leak in my 2019 Hyundai Elantra?

Addressing an oil leak in your 2019 Hyundai Elantra is not just a matter of routine maintenance; it is a pressing issue that requires immediate attention. An oil leak can significantly reduce the oil levels in your engine, leading to inadequate lubrication of vital components. This lack of lubrication can result in increased friction, which may cause severe engine damage over time. Furthermore, neglecting an oil leak can lead to overheating, as the engine struggles to maintain optimal temperatures without sufficient oil. This overheating can escalate into catastrophic engine failure, resulting in costly repairs. Additionally, the safety risks associated with oil leaks cannot be overlooked; oil dripping onto hot engine parts poses a fire hazard, endangering both the vehicle and its occupants. Therefore, it is crucial to address any signs of an oil leak promptly to safeguard your vehicle's performance and ensure your safety on the road.

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