2021 Kia Sorento Is Leaking Oil

Discover the Common Causes of Oil Leaks in Your 2021 Kia Sorento and How to Resolve Them Effectively

Find Repair Location
Reviewed by
Devin Cabugcal
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 Kia Sorento 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 Kia Sorento 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 are the initial steps to diagnose the oil leak in a 2021 Kia Sorento?

When diagnosing an oil leak in your 2021 Kia Sorento, it's essential to adopt a systematic approach that prioritizes simplicity and accessibility. Start by locating the leak; inspect the area beneath your vehicle for any visible oil spots or drips, as this can provide immediate clues about the source. Next, turn your attention to the oil pan, which is a common culprit for leaks. Look for any cracks or signs of damage that could be allowing oil to escape. The oil filter is another critical component to check; ensure it is properly secured and free from leaks, as a faulty filter can often lead to oil loss. Additionally, examine the oil drain plug to confirm it is tightly fastened, as a loose plug can result in significant leaks. Don’t overlook the gaskets and seals around the engine, particularly the valve cover and oil pan gaskets, as wear and tear in these areas can also lead to leaks. Finally, keep an eye on your oil levels; a sudden drop may indicate a more serious issue that requires immediate attention. By following these steps, you can effectively diagnose and address any oil leaks in your vehicle, ensuring it remains in optimal condition.

What are the common causes of oil leaks in a 2021 Kia Sorento?

When dealing with oil leaks in a 2021 Kia Sorento, 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 area to inspect is the oil drain plug; if it is loose or damaged, it can result in significant oil loss. Furthermore, the valve cover gasket is another component that can deteriorate with age, leading to leaks that can affect engine performance. Lastly, keep an eye on the oil cooler, as cracks or damage can also contribute to oil leaks. Addressing these issues promptly is essential not only for maintaining the vehicle's performance but also for preventing potential engine damage. Regular inspections and maintenance can help you catch these problems early, ensuring your Kia Sorento runs smoothly.

How urgent is it to address the oil leak in a 2021 Kia Sorento?

Addressing an oil leak in a 2021 Kia Sorento is not just a matter of routine maintenance; it is an urgent necessity that can have serious implications if ignored. 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 not only jeopardizes the vehicle's performance but can also escalate into a costly engine failure if the leak is not promptly repaired. Moreover, the presence of oil on hot engine parts poses a significant fire hazard, making it a safety concern that should not be overlooked. Therefore, it is crucial for DIY enthusiasts to recognize the urgency of this issue and take immediate action to inspect and repair any leaks. By doing so, they can ensure the longevity of their vehicle and maintain safe driving conditions.

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.

2021 Kia Sorento Oil Leak Causes & Repair Costs | RepairPal