2013 Mercedes-Benz S63 AMG Is Leaking Oil

Addressing Oil Leaks in 2013 Mercedes-Benz S63 AMG

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Reviewed by
Devin Cabugcal
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 2013 Mercedes-Benz S63 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 2013 Mercedes-Benz S63 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 common causes of oil leaks in a 2013 Mercedes-Benz S63 AMG, and how can they be diagnosed?

When tackling oil leaks in a 2013 Mercedes-Benz S63 AMG, it's essential to adopt a systematic diagnostic approach that prioritizes simpler checks before delving into more complex issues. Start with a thorough visual inspection of the engine bay and undercarriage to identify any obvious signs of oil accumulation. Pay close attention to common leak sources such as the valve cover gasket, oil pan gasket, and oil filter housing, as these are frequent culprits. Next, monitor your oil levels regularly; a significant drop can indicate a leak that needs immediate attention. For a more precise diagnosis, consider adding UV dye to the oil, which can illuminate the leak's origin under UV light. If the source remains elusive, a pressure test can help pinpoint the leak's location. Should these methods not yield results, consulting a professional mechanic is advisable to ensure a comprehensive evaluation and resolution of the issue. By following this structured approach, DIYers can effectively diagnose and address oil leaks, maintaining the performance and integrity of their vehicle.

What are the common causes of oil leaks in a 2013 Mercedes-Benz S63 AMG?

When dealing with oil leaks in a 2013 Mercedes-Benz S63 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 that can compromise engine performance. Similarly, valve cover gaskets are prone to deterioration, and their failure can result in oil escaping from the engine, creating a mess and potential damage. Another area to inspect is the oil filter housing gasket; if this component fails, it can lead to leaks around the oil filter, which is often a less visible but critical area. Additionally, the seals around the oil cooler can degrade, causing leaks that may not be immediately apparent but can lead to significant oil loss. Lastly, the rear main seal is another potential source of leaks, as it can wear out and allow oil to escape from the back of the engine. Addressing these issues promptly is essential for maintaining the vehicle's health, and regular inspections can help catch these problems early, allowing DIY enthusiasts to take action before they escalate into more serious repairs.

How urgent is it to address the oil leak in my 2013 Mercedes-Benz S63 AMG?

Addressing an oil leak in your 2013 Mercedes-Benz S63 AMG is not just a matter of routine maintenance; it is a pressing issue that requires immediate attention. Ignoring an oil leak can lead to a significant drop in oil levels, which compromises the lubrication of vital engine components, increasing the risk of severe engine damage. Furthermore, a leaking oil system can cause the engine to overheat, potentially resulting in catastrophic mechanical failures that could leave you stranded or facing costly repairs. The safety implications are equally concerning, as oil dripping onto hot engine parts can create a fire hazard, putting both you and your vehicle at risk. By tackling the oil leak promptly, you not only safeguard your engine's performance and longevity but also ensure a safer driving experience. Therefore, it is crucial to prioritize this issue and take action as soon as possible to prevent more serious complications down the line.

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