2017 Mercedes-Benz SL63 AMG Is Leaking Oil

Address Oil Leaks in 2017 Mercedes-Benz SL63 AMG 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 2017 Mercedes-Benz SL63 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 2017 Mercedes-Benz SL63 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 steps to diagnose the oil leak in a 2017 Mercedes-Benz SL63 AMG?

When diagnosing an oil leak in a 2017 Mercedes-Benz SL63 AMG, it's essential to adopt a systematic approach that begins with simple visual inspections and progresses to more complex diagnostics. Start by conducting a thorough visual inspection of the engine and the area beneath the vehicle to identify any visible signs of oil pooling or dripping. Next, check the oil levels to assess if there has been a significant loss, which could indicate a leak. Pay close attention to the oil filter and drain plug, as these components are common culprits; ensure they are secure and free from leaks. Additionally, inspect the gaskets and seals around the oil pan, valve cover, and oil filter housing for any signs of wear or damage. If the source remains elusive, consider performing a pressure test on the oil system to detect hidden leaks. For a more precise diagnosis, adding UV dye to the engine oil can help pinpoint the leak's location when illuminated with a UV light. If these steps do not yield results, consulting a qualified mechanic is advisable for a comprehensive evaluation and repair. This methodical approach not only helps in identifying the leak but also ensures that you address the issue effectively and efficiently.

What are the common causes of oil leaks in a 2017 Mercedes-Benz SL63 AMG?

When diagnosing oil leaks in a 2017 Mercedes-Benz SL63 AMG, it's crucial to understand 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. Similarly, 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 maintenance. Additionally, the seals surrounding the oil cooler can degrade, causing leaks in that area as well. Lastly, the rear main seal is another potential source of oil leaks, as it can wear out and allow oil to escape from the back of the engine. By being aware of these common issues, DIY enthusiasts can take proactive steps to inspect and address oil leaks, ensuring their vehicle remains in optimal condition. Regular maintenance and timely inspections are key to preventing more significant engine damage and maintaining the performance of the SL63 AMG.

How urgent is it to address the oil leak in my 2017 Mercedes-Benz SL63 AMG?

Addressing an oil leak in your 2017 Mercedes-Benz SL63 AMG is not just a matter of routine maintenance; it is a pressing issue that requires immediate attention. An oil leak can significantly reduce oil levels, leading to inadequate lubrication of vital engine components, which may result in severe engine damage over time. Furthermore, neglecting this issue can cause the engine to overheat, increasing the risk of a breakdown and leaving you stranded. The safety implications are also considerable, as leaking oil can drip onto hot engine parts, creating a fire hazard. By tackling the oil leak promptly, you not only safeguard your vehicle's performance but also prevent the need for more extensive and costly repairs down the line. Therefore, if you notice any signs of an oil leak, it is crucial to act swiftly to maintain the integrity and longevity of your SL63 AMG.

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2017 Mercedes-Benz SL63 AMG Oil Leak Causes & Repairs