2019 Honda Odyssey Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2019 Honda Odyssey 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 2019 Honda Odyssey 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 2019 Honda Odyssey 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 2019 Honda Odyssey?

To effectively diagnose an oil leak in your 2019 Honda Odyssey, begin with a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Start by locating the leak; inspect the ground beneath your vehicle for any visible oil spots, which can help you identify the general area of the leak. Next, examine the oil pan for cracks or damage, as this is a common source of leaks. Ensure that the oil filter is securely installed and not leaking, followed by checking the oil drain plug for tightness and any signs of a damaged gasket. The valve cover gasket is another frequent culprit, so look for oil around the valve cover. Additionally, inspect the oil cooler lines and the oil pan gasket for wear or damage, as these components can develop leaks over time. Don’t forget to check the oil pressure sensor for any signs of leakage. If you’re unable to pinpoint the source of the leak or if the situation appears complicated, it’s wise to consult a mechanic for a professional assessment. By following this diagnostic approach, you can efficiently identify and address the oil leak issue in your vehicle.

What are the common causes of oil leaks in a 2019 Honda Odyssey?

When dealing with oil leaks in a 2019 Honda Odyssey, 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 it's important to ensure that the filter is correctly fitted. Another potential problem is a worn-out oil drain plug; if this component is not tightened properly, it can result in oil seeping out. Furthermore, valve cover gasket leaks are common as these gaskets can deteriorate, allowing oil to escape from the top of the engine. Lastly, leaks from the oil cooler seal can contribute to oil loss as well. Addressing these issues promptly is essential to maintain your vehicle's performance and prevent engine damage, making regular inspections and maintenance a key part of vehicle care.

How urgent is it to address an oil leak in a 2019 Honda Odyssey?

When dealing with an oil leak in a 2019 Honda Odyssey, the urgency of the situation cannot be overstated. Promptly addressing an oil leak is essential to prevent severe engine damage, as neglecting the issue can lead to a significant drop in oil levels, resulting in inadequate lubrication and potential engine failure. Additionally, oil leaks pose environmental risks, as spilled oil can contaminate soil and water sources, contributing to pollution. From a safety perspective, oil leaks create slippery surfaces that can lead to accidents, making it crucial to resolve the issue quickly. Therefore, if you notice any signs of an oil leak, it is imperative to take immediate action to ensure the longevity of your vehicle, protect the environment, and maintain safety on the road.

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2019 Honda Odyssey Leaking Oil: Causes & Repair Costs