2012 Acura TSX Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2012 Acura TSX and How to Address Them Effectively

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Reviewed by
Aisha
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 2012 Acura TSX 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 2012 Acura TSX 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 2012 Acura TSX?

To effectively diagnose an oil leak in your 2012 Acura TSX, begin with a systematic approach that prioritizes simpler checks before moving on to more complex diagnostics. Start by locating the leak; inspect the area under the car for any visible oil drips or stains, which can provide immediate clues. Next, check the oil level in the engine; a consistently low level may indicate a leak. Pay close attention to the oil filter and drain plug, ensuring they are secure and free from damage. Gaskets and seals are also critical components to examine, as wear and tear can lead to leaks. If the source remains elusive, consider using UV dye in the oil, which can illuminate leaks under a UV light. For a more thorough investigation, a pressure test of the oil system can help identify hidden leaks. If these steps do not yield results, consulting a professional mechanic is advisable, as they possess the expertise and tools necessary for a comprehensive diagnosis and repair. By following this structured approach, you can efficiently identify and address the oil leak issue in your vehicle.

What are the common causes of oil leaks in a 2012 Acura TSX?

When diagnosing oil leaks in a 2012 Acura TSX, it's essential to understand the common problems that may arise. One frequent culprit is the oil pan gasket, which can wear down over time, leading to leaks that can be easily spotted under the vehicle. Another area to inspect is the valve cover gasket; as it ages, it may crack or deteriorate, allowing oil to escape from the top of the engine. Additionally, the oil filter housing gasket can fail, resulting in leaks around the oil filter, which can be particularly messy and challenging to manage. It's also important to check the rear main seal, as wear and tear can lead to significant leaks from the back of the engine, often requiring more extensive repairs. Lastly, oil cooler seal leaks can contribute to oil seepage, making it crucial to inspect these seals during maintenance. By being aware of these common issues, DIYers can take proactive steps to monitor their vehicle's condition and address any leaks promptly, ensuring the longevity and performance of their Acura TSX.

How urgent is it to address an oil leak in a 2012 Acura TSX?

Addressing an oil leak in a 2012 Acura TSX is an urgent matter that should not be overlooked. The presence of an oil leak can lead to severe engine damage if left unattended, as oil is vital for lubricating engine components and ensuring their smooth operation. When oil levels drop due to a leak, the engine may experience increased friction, which can result in overheating and ultimately lead to catastrophic engine failure. Moreover, neglecting an oil leak poses safety risks, as oil can drip onto hot engine parts, creating a fire hazard. Timely intervention not only preserves the vehicle's performance but also safeguards against costly repairs and potential safety issues. Therefore, if you notice any signs of an oil leak, it is crucial to address the problem immediately to maintain the integrity and longevity of your Acura TSX.

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2012 Acura TSX Oil Leak Causes & Repair Costs | RepairPal