2018 Honda Fit Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2018 Honda Fit and How to Address 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 2018 Honda Fit 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 2018 Honda Fit 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 2018 Honda Fit?

To diagnose an oil leak in your 2018 Honda Fit, begin by locating the source of the leak, which often involves checking for visible signs of oil on the ground beneath your vehicle. Once you have a general area identified, inspect the engine components closely, focusing on the oil pan, valve cover gasket, oil filter, and oil drain plug for any signs of leakage. It's also crucial to check the oil level in your engine; a significant drop may indicate a leak. Pay special attention to the oil filter, ensuring it is securely attached, as this is a common source of leaks. Additionally, examine the oil drain plug to confirm it is tight and not contributing to the problem. Gaskets, particularly the oil pan and valve cover gaskets, can wear out over time, so inspect them for any signs of damage. If the leak remains elusive, consider adding UV dye to the engine oil, running the engine, and using a UV light to pinpoint the source. If these steps do not yield results or if the situation appears complex, seeking professional assistance is advisable to ensure a thorough inspection and repair. By following this structured approach, you can effectively diagnose and address the oil leak in your Honda Fit, saving time and potentially costly repairs.

What are the common causes of oil leaks in a 2018 Honda Fit?

When dealing with oil leaks in a 2018 Honda Fit, 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 significant leaks. Additionally, a faulty oil filter or drain plug can also be a source of oil leakage; if these components are loose or damaged, they may allow oil to escape from the engine. Another area to inspect is the valve cover gasket, as this seal can deteriorate and cause oil to seep out. Furthermore, the oil cooler lines are susceptible to wear and tear, which can result in leaks as well. In rare instances, a cracked engine block may be the cause of oil leaks, although this is less common. Addressing these issues promptly is essential to prevent further engine damage and maintain optimal vehicle performance. Regular maintenance checks can help you identify these problems early, allowing for timely repairs and ensuring your Honda Fit runs smoothly.

How urgent is it to address an oil leak in a 2018 Honda Fit?

When dealing with an oil leak in a 2018 Honda Fit, understanding the urgency of the situation is crucial for maintaining vehicle performance and safety. The severity of the leak plays a significant role; minor leaks may seem manageable, but even small losses can escalate into major issues if left unattended. Insufficient oil levels can lead to increased friction within the engine, resulting in diminished performance and potentially costly repairs. Moreover, oil leaks can create hazardous conditions, particularly if oil drips onto hot engine components, increasing the risk of fire. Therefore, it is essential to prioritize addressing any signs of an oil leak as part of your routine vehicle maintenance. By acting promptly, you not only safeguard your engine's longevity but also ensure a safer driving experience, preventing more extensive damage and costly repairs down the line.

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.