2016 Hyundai Sonata Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2016 Hyundai Sonata 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 2016 Hyundai Sonata is leaking oil are oil system component failure and leaking engine gaskets.
  • Oil System Components: A failure in oil system components, such as a worn oil pump or clogged oil filter, can lead to 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 2016 Hyundai Sonata 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.

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 2016 Hyundai Sonata?

To effectively diagnose an oil leak in your 2016 Hyundai Sonata, begin with a thorough visual inspection of both the ground beneath your vehicle and the engine itself. Look for any signs of oil accumulation or stains, as these can indicate the source of the leak. Next, check your parking area for oil spots, which can help you determine if the leak is recent and how severe it might be. Once you have a general idea of where the leak may be originating, open the hood and inspect the engine compartment for any visible drips or oil residue. It’s also crucial to check your oil level using the dipstick; if it’s low, top it up to prevent further engine damage and consider seeking professional help for a more detailed inspection. Addressing an oil leak promptly is essential, as neglecting it can lead to significant engine issues and costly repairs. By following these steps, you can systematically diagnose the problem and take the necessary actions to resolve it.

What are the common causes of oil leaks in a 2016 Hyundai Sonata?

When dealing with oil leaks in a 2016 Hyundai Sonata, it's essential to understand the common problems that may be at play. One frequent culprit is a loose or damaged oil pan gasket, which can lead to significant oil loss if not addressed. Additionally, a cracked oil pan or an improper seal between the engine block and the oil pan can also contribute to leaks. Worn-out drain plugs are another issue that can cause oil to escape, while damaged gaskets throughout the oil system can exacerbate the problem. It's worth noting that while oil pans themselves are generally durable, they can suffer from external damage due to accidents or improper maintenance, such as not tightening drain plugs correctly. Identifying the source of the leak early on is crucial, as neglecting it can lead to more severe engine damage over time. By being aware of these common issues, DIY enthusiasts can take proactive steps to diagnose and fix oil leaks effectively.

How urgent is it to address the oil leak in my 2016 Hyundai Sonata?

Addressing an oil leak in your 2016 Hyundai Sonata is not just a matter of routine maintenance; it is an urgent issue that requires immediate attention. Ignoring an oil leak can lead to severe engine damage, resulting in costly repairs that could have been easily avoided. The oil leak can compromise the engine's lubrication system, leading to overheating, increased friction, and ultimately, engine failure. Moreover, the risk of stalling while driving or even the potential for a fire due to leaking oil makes it imperative to act quickly. Regularly checking your oil levels and being vigilant about any signs of leaks can help you catch these issues early, preventing them from escalating into more significant problems. By prioritizing the repair of an oil leak, you not only protect your vehicle's performance but also ensure your safety on the road.

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