2016 BMW X6 Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2016 BMW X6 and How to Address Them Effectively

Find Repair Location
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 2016 BMW X6 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 2016 BMW X6 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

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 steps should I take to diagnose the oil leak in my 2016 BMW X6?

To effectively diagnose an oil leak in your 2016 BMW X6, start with a thorough visual inspection of the area beneath your vehicle, looking for any oil spots or puddles that may indicate a leak. Next, regularly check your oil levels; a significant drop can signal a leak that needs attention. Pay close attention to the engine components, particularly around the valve cover gasket, as this is a common area for leaks. Additionally, listen for unusual sounds such as sizzling or popping, which may suggest oil is leaking onto hot engine parts. If you suspect a more complex issue, it’s wise to consult a trusted BMW specialist who can provide a detailed diagnosis. Be aware of common causes of oil leaks, such as damage to the oil pan gasket from road debris or excessive heat, and consider checking the Positive Crankcase Ventilation (PCV) system if you notice oil in the intake piping. By following this diagnostic approach, you can systematically identify and address the source of the oil leak in your BMW X6.

What are the common causes of oil leaks in a 2016 BMW X6?

When diagnosing oil leaks in a 2016 BMW X6, it's essential to understand the common culprits that may be at play. One of the primary issues is a worn valve cover gasket, which is notorious for allowing oil to seep out, particularly as the vehicle ages. Additionally, failed engine gaskets and seals can contribute significantly to oil loss, as these components deteriorate over time, leading to leaks. The valve cover gasket, which encases the cylinder head, is often a focal point for oil leaks, making it a critical area to inspect. Other potential causes include general wear and tear on gaskets and seals, component failures, and even specific issues related to diesel engines. Addressing these leaks promptly is vital to prevent further damage to your vehicle, and regular maintenance can help mitigate these issues, ensuring your BMW X6 remains in optimal condition.

How urgent is it to address the oil leak in my 2016 BMW X6?

Addressing an oil leak in your 2016 BMW X6 is not just a matter of routine maintenance; it is an urgent issue that requires immediate attention. Ignoring an oil leak can lead to significant engine stress, resulting in decreased performance and potential overheating. This not only compromises your vehicle's efficiency but also increases the risk of catastrophic engine failure, which can be incredibly costly to repair or replace. Furthermore, oil leaks are often symptomatic of underlying issues that, if left unresolved, can exacerbate the problem and lead to even more extensive damage. Common leak sources in BMWs, particularly around the engine, necessitate a thorough inspection to identify the root cause. By addressing the leak promptly, you can safeguard your engine's health, maintain optimal performance, and ultimately save yourself from incurring hefty repair bills down the line. Therefore, it is crucial to act swiftly and resolve any oil leak issues to ensure the longevity and reliability of your BMW X6.

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.