2015 Mercedes-Benz E63 AMG Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2015 Mercedes-Benz E63 AMG and How to Address Them

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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 2015 Mercedes-Benz E63 AMG is leaking oil are oil system component failure and leaking engine gaskets.
  • Oil System Components: A failure in oil system components, such as a worn oil pump or clogged oil filter, can lead to 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 2015 Mercedes-Benz E63 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.

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.

A bad oil level sensor may cause a false reading of the engine oil level. The oil level warning light may illuminate even when the oil level (checked manually) is within an acceptable range. The warning light may also come on and off intermittently if the sensor is faulty. An error code may be sent to the PCM and a check engine light may come on the dashboard as well if the sensor is bad.

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 initial steps to diagnose the oil leak in a 2015 Mercedes-Benz E63 AMG?

To effectively diagnose an oil leak in your 2015 Mercedes-Benz E63 AMG, start by observing the symptoms of the leak. Look for any visible oil stains beneath the vehicle, noting the color and consistency, as this can provide clues about the source. A burning oil smell may also indicate that oil is dripping onto hot engine components, which is a critical sign to address. Next, thoroughly clean the engine area to eliminate any old oil residue, making it easier to identify the exact location of the leak. Common issues in these vehicles often stem from worn seals or gaskets, so pay close attention to these areas during your inspection. If you are unable to determine the source of the leak after these initial steps, it may be wise to consult a professional mechanic who can provide a more detailed diagnosis. Remember, addressing an oil leak promptly is essential to prevent further damage to your engine and maintain the performance of your vehicle.

What are the common causes of oil leaks in a 2015 Mercedes-Benz E63 AMG?

When dealing with oil leaks in a 2015 Mercedes-Benz E63 AMG, it's essential to understand the common problems that can arise within the vehicle's oil system. One of the primary culprits is the failure of oil system components, which can lead to significant leaks if not addressed. Additionally, worn or deteriorating gaskets and seals are frequent offenders, as they can lose their integrity over time, allowing oil to escape. The oil pan, a critical component of the engine's oil containment system, can also become compromised, leading to leaks that may go unnoticed until they cause more severe damage. Specific areas to inspect include the oil separator, cam plugs, and oil pan seal, as these are known hotspots for leaks in Mercedes-Benz engines. Regular maintenance and prompt repairs are vital to prevent these issues, ensuring the engine remains in optimal condition and prolonging the vehicle's performance and longevity. By being proactive and knowledgeable about these common causes, DIY enthusiasts can effectively tackle oil leaks and maintain their luxury vehicle's health.

How urgent is it to address the oil leak in my 2015 Mercedes-Benz E63 AMG?

Addressing an oil leak in your 2015 Mercedes-Benz E63 AMG is not just a matter of routine maintenance; it is an urgent issue that requires immediate attention. Oil is vital for lubricating engine components, and a leak can lead to a significant loss of oil, jeopardizing the engine's smooth operation. Ignoring this problem can escalate into severe engine damage, resulting in costly repairs that could have been avoided. Moreover, an oil leak poses a safety hazard, as oil can drip onto hot engine parts, increasing the risk of a fire. Continuing to drive with a compromised oil level can lead to overheating and potentially catastrophic engine failure. Therefore, it is imperative to address any signs of an oil leak promptly to safeguard your vehicle's performance and longevity, as well as your safety on the road.

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2015 Mercedes-Benz E63 AMG Oil Leak Solutions | RepairPal