2021 Honda Ridgeline Is Leaking Oil

Address Oil Leaks in Your 2021 Honda Ridgeline Effectively

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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 2021 Honda Ridgeline 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 Honda Ridgeline 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 steps to diagnose the oil leak in a 2021 Honda Ridgeline?

To effectively diagnose an oil leak in your 2021 Honda Ridgeline, start by visually inspecting the engine bay and the area beneath the vehicle for any signs of oil accumulation. Pay close attention to common leak points such as the oil pan, oil filter, and oil drain plug. Next, check the oil levels to determine if there has been a significant drop, which could indicate a leak. Inspect the gaskets and seals, particularly the valve cover gasket and oil pan gasket, as these are frequent culprits for oil leaks. Additionally, look for oil stains or puddles under the vehicle after it has been parked for a while, as these can help you pinpoint the leak's location. If the source remains elusive, consider adding UV dye to the engine oil; this will allow you to trace the leak more easily with a UV light. Finally, if necessary, conduct a pressure test on the oil system to identify any leaks that may not be visible. By following this diagnostic approach, you can systematically assess the situation and determine the best course of action to resolve the oil leak.

What are the common causes of oil leaks in a 2021 Honda Ridgeline?

Understanding the common causes of oil leaks in a 2021 Honda Ridgeline is crucial for any DIY mechanic looking to maintain their vehicle. One of the primary culprits is a degraded or damaged oil pan gasket, which can wear out over time and lead to significant leaks. Additionally, a faulty oil filter, whether due to improper installation or damage, can also result in oil escaping from the engine. Another frequent issue is a worn-out valve cover gasket, which deteriorates with age and can allow oil to seep out. It's also important to check the oil cooler lines, as any damage or looseness in these lines can contribute to leaks. In rare instances, a cracked engine block may be the source of the problem, although this is less common. By being aware of these potential issues, DIY enthusiasts can perform regular inspections and maintenance, ensuring that any oil leaks are addressed promptly to maintain the vehicle's performance and longevity.

How urgent is it to address the oil leak in my 2021 Honda Ridgeline?

Addressing an oil leak in your 2021 Honda Ridgeline is not just a matter of routine maintenance; it is a critical issue that demands immediate attention. An oil leak can lead to insufficient lubrication of engine components, which increases friction and can cause severe engine damage over time. Moreover, if left unchecked, the loss of oil can result in engine overheating, potentially leading to catastrophic engine failure. The safety risks associated with an oil leak are also significant, as leaking oil can drip onto hot engine parts, creating a fire hazard. By addressing the oil leak promptly, you not only safeguard your vehicle's performance but also prevent more extensive and costly repairs down the line. Therefore, it is essential to take action as soon as you notice any signs of an oil leak to ensure the longevity and safety of your Honda Ridgeline.

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