2013 BMW M5 Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2013 BMW M5 and How to Address Them Effectively

Find Repair Location
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 2013 BMW M5 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 2013 BMW M5 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.

An oil leak may be noted on the ground where the vehicle is parked. However, many vehicles have plastic trays underneath the engine that may catch leaking oil and conceal the leak. In such cases, a low oil level, a burning oil smell, or even smoke from oil burning in the engine bay may be noted.

»MORE: Signs of a bad oil pan gasket

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 2013 BMW M5?

To effectively diagnose an oil leak in your 2013 BMW M5, start by identifying the source of the leak, focusing on common culprits such as the valve cover gasket, timing cover gasket, and oil filter housing. Regularly checking your oil levels is crucial, as it helps you notice any significant drops that may indicate a leak. Once you suspect a leak, trace it to its highest point to accurately locate the origin. Cleaning the affected area is essential, as it allows for a clearer inspection of the leak source. After cleaning, take your vehicle for a short drive and then recheck the area to see if the leak persists. If you discover oil in areas like the turbocharger oil lines, further investigation may be necessary to determine the root cause without the need for extensive disassembly. By following this diagnostic approach, you can systematically address the issue and prevent further damage to your vehicle.

What are the common causes of oil leaks in a 2013 BMW M5?

When dealing with oil leaks in a 2013 BMW M5, it's essential to understand the common culprits that may be at play. One of the primary sources of leaks is the valve cover gasket, which can deteriorate over time, leading to oil seeping into the engine bay. Additionally, the oil pan gasket and rear main seal are notorious for failing, especially in older vehicles, allowing oil to escape from the bottom of the car. High mileage and the natural aging of engine components can exacerbate these issues, making regular inspections crucial. Inconsistent oil changes or using the wrong oil type can also contribute to the problem, as they may lead to sludge buildup that compromises seals and gaskets. Other potential leak points include the alternator bracket seal, timing cover gasket, and oil filter housing gasket, all of which can wear out and create vulnerabilities. By being aware of these common causes, DIYers can take proactive steps to identify and rectify oil leaks, ensuring their BMW M5 remains in optimal condition.

How urgent is it to address the oil leak in my 2013 BMW M5?

Addressing an oil leak in your 2013 BMW M5 is crucial for maintaining the health and safety of your vehicle. Ignoring this issue can lead to significant engine damage due to inadequate lubrication, as oil is vital for keeping engine components functioning smoothly. A low oil level can result in overheating and, in severe cases, engine failure, which can be costly to repair. Additionally, oil leaks can create hazardous conditions, such as oil dripping onto hot engine parts, increasing the risk of fire. Beyond safety concerns, an oil leak can negatively affect your vehicle's performance and fuel efficiency, leading to further complications down the line. Given the potential repair costs, which can range from a few hundred to over a thousand dollars depending on the source of the leak, it is wise to address the issue promptly. For those considering a DIY approach, it is essential to assess the severity of the leak and consult with a mechanic if necessary to ensure that you are equipped to handle the repairs effectively. Taking action sooner rather than later can save you from more extensive damage and higher repair costs in the future.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.