Hyundai Santa Fe Is Leaking Oil

Discover the Common Causes of Oil Leaks in Your Hyundai Santa Fe and How to Fix Them Effectively

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 Hyundai Santa Fe 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 Hyundai Santa Fe 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.

Troubleshooting Oil Leaks in a Hyundai Santa Fe

When troubleshooting oil leaks in your Hyundai Santa Fe, start by examining the most accessible components. Begin with the drain plug, as worn-out or improperly sealed plugs are often the simplest culprits. If the leak persists, inspect the gaskets, particularly the oil level sensor seal, which can degrade over time and lead to leaks. Next, assess the oil system components, including the oil temperature sensor, especially in models with a 3.3L engine, as leaks can occur at the threaded area. If you notice unusual noises or clunking sounds while driving, the AWD coupler may be the source of the problem. Additionally, check the oil pressure sensor located in the intake valley, as a failure here can mimic a rear main seal leak. Finally, if the leak remains elusive, inspect the oil pan itself, focusing on areas just below the drain plug. By following this methodical approach, you can effectively identify and address the source of oil leaks in your vehicle, ensuring a smoother and more reliable driving experience.

How to Address Oil Leaks in a Hyundai Santa Fe?

When tackling oil leaks in your Hyundai Santa Fe, it's crucial to be aware of the common problems that can arise. One frequent issue is the failure of the oil level sensor seal, which can lead to oil seeping out and creating a mess under your vehicle. Similarly, the oil temperature sensor's threaded area can become a source of leaks if not properly sealed. Another area to inspect is the all-wheel drive (AWD) coupler, which can develop leaks due to wear and tear over time. The oil pan is also a common culprit, as it can corrode or sustain damage, resulting in oil escaping. Lastly, the oil pressure sensor can fail, leading to leaks that may not be immediately visible. By understanding these common failure modes, you can better diagnose the source of the leak and take appropriate action, whether that involves tightening connections, replacing seals, or seeking professional assistance for more complex repairs. Regular maintenance and inspections are key to preventing these issues from escalating, ensuring your Hyundai Santa Fe remains in optimal condition.

How Urgent is an Oil Leak in a Hyundai Santa Fe?

An oil leak in a Hyundai Santa Fe is not just a minor inconvenience; it poses significant risks that require immediate attention. Ignoring visible oil spots under your vehicle or consistently low oil levels can lead to severe engine damage, which is often costly to repair. Common culprits behind these leaks include worn-out drain plugs and damaged gaskets, which, if left unaddressed, can escalate into more serious engine failures. The urgency of resolving these leaks cannot be overstated, as delaying repairs may result in catastrophic engine issues that compromise the vehicle's safety and performance. Therefore, if you notice any signs of an oil leak, it is crucial to act swiftly to protect your investment and ensure the longevity of your Hyundai Santa Fe.

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.