2014 Mercedes-Benz SLS AMG Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2014 Mercedes-Benz SLS AMG and How to Address Them

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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 2014 Mercedes-Benz SLS AMG 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 2014 Mercedes-Benz SLS AMG 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.

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 2014 Mercedes-Benz SLS AMG?

To effectively diagnose an oil leak in your 2014 Mercedes-Benz SLS AMG, begin with a thorough visual inspection of the engine and surrounding areas. Look for any visible signs of oil, such as puddles or drips beneath the vehicle, which can provide immediate clues about the leak's location. Next, check the oil levels in the engine; a significant drop may indicate a leak that needs addressing. Pay special attention to the oil filter housing, as leaks often occur in this area. Additionally, examine other engine components, including gaskets, seals, and hoses, for any signs of oil seepage. If the source of the leak remains elusive, consider adding UV dye to the engine oil, which can be illuminated with a UV light to help pinpoint the leak. For a more thorough investigation, conducting a pressure test on the oil system can also reveal hidden leaks. If these methods do not yield results or if the situation appears complex, it is wise to consult a qualified mechanic for professional assistance. By following this diagnostic approach, you can systematically identify and address the oil leak in your vehicle.

What are the common causes of oil leaks in a 2014 Mercedes-Benz SLS AMG?

When diagnosing oil leaks in a 2014 Mercedes-Benz SLS AMG, it's crucial to be aware of the common culprits that may be at play. One frequent issue is the degradation of the oil pan gasket, which can wear out over time, leading to leaks that can compromise engine performance. Additionally, valve cover gaskets are prone to deterioration, and their failure can result in oil escaping from the engine. Another area to inspect is the oil filter housing gasket; if this component fails, it can create leaks around the oil filter, making it essential to check during routine maintenance. The oil cooler seals are also susceptible to wear, and leaks in this area can lead to significant oil loss. Lastly, the rear main seal is a critical component that, if worn, can cause oil to leak from the back of the engine. By understanding these common causes, DIY enthusiasts can take proactive steps to identify and rectify oil leaks, ensuring the longevity and performance of their vehicle. Regular inspections and timely repairs are key to maintaining the health of the engine and preventing more severe issues down the line.

How urgent is it to address the oil leak in my 2014 Mercedes-Benz SLS AMG?

When dealing with an oil leak in your 2014 Mercedes-Benz SLS AMG, it is crucial to assess the situation promptly. The severity of the leak plays a significant role in determining how urgently you need to act. A minor leak may allow for some delay, but a major leak demands immediate attention to prevent serious engine damage. Oil is vital for lubricating engine components, and a leak can lead to inadequate lubrication, resulting in overheating and potential engine failure. Moreover, neglecting an oil leak not only risks your vehicle's performance but also poses environmental hazards, as spilled oil can contaminate waterways. Safety is another critical factor; oil on hot engine parts can increase fire risks, while leaks can create slippery surfaces that may lead to accidents. Therefore, addressing an oil leak as soon as possible is essential for maintaining your vehicle's integrity, protecting the environment, and ensuring safety on the road.

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2014 Mercedes-Benz SLS AMG Oil Leak Causes & Repairs