2018 Honda CR-V Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2018 Honda CR-V 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 2018 Honda CR-V 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 CR-V 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 CR-V?

To effectively diagnose an oil leak in your 2018 Honda CR-V, begin with a systematic approach that prioritizes simpler checks before delving into more complex issues. Start by locating the leak; inspect the area beneath your vehicle for any visible oil spots or puddles, as this can provide immediate clues about the source. Next, examine the oil pan for signs of damage or corrosion, which are common culprits for leaks. Don’t overlook the oil filter; ensure it is properly secured and free from leaks, as a loose connection can lead to significant oil loss. Additionally, check the oil drain plug to confirm it is tightly fastened, as a loose plug can also result in leaks. The valve cover gasket is another critical area to inspect; any wear or damage here can lead to oil seeping out. Lastly, take a look at the oil cooler lines for any signs of wear or leaks. Throughout this process, monitor your oil levels closely, as a noticeable drop can indicate an ongoing issue. By following this diagnostic approach, you can efficiently identify the source of the oil leak and take the necessary steps to resolve it.

What are the common causes of oil leaks in a 2018 Honda CR-V?

When dealing with oil leaks in a 2018 Honda CR-V, 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 be a source of oil leakage, so checking the filter's condition and installation is essential. Another common problem is a worn-out valve cover gasket, which can deteriorate with age, allowing oil to escape from the engine. It's also important to inspect the oil drain plug; if it is loose or damaged, it can result in significant oil loss. Lastly, a cracked or damaged oil pan can be a more serious issue that requires immediate attention. By regularly inspecting these components and addressing any signs of wear or damage, DIY enthusiasts can effectively manage oil leaks and maintain their vehicle's performance.

How urgent is it to address the oil leak in my 2018 Honda CR-V?

Addressing an oil leak in your 2018 Honda CR-V is not just a matter of routine maintenance; it is a pressing issue that requires immediate attention. An oil leak can significantly reduce your vehicle's oil levels, leading to inadequate lubrication of the engine components. This lack of lubrication can cause increased friction, resulting in overheating and potentially catastrophic engine damage. Moreover, neglecting an oil leak can escalate into more severe problems, such as complete engine failure, which can be both costly and inconvenient. Additionally, the safety risks associated with oil leaks cannot be overlooked. Oil that drips onto hot engine parts poses a fire hazard, putting both you and your vehicle at risk. 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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