2015 Tesla S Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2015 Tesla S and How to Address Them 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 2015 Tesla S 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 2015 Tesla S 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.

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 could be the cause of an oil leak in a 2015 Tesla S, and how should it be diagnosed?

When faced with an oil leak in your 2015 Tesla Model S, it's essential to adopt a systematic diagnostic approach to identify the source effectively. Start with a thorough visual inspection of the undercarriage and engine components, looking for any signs of oil accumulation or drips. This initial step can often reveal the leak's location, whether it's from a gasket, seal, or the oil pan itself. Next, check your oil levels regularly; a significant drop can indicate a leak that needs immediate attention. Cleaning the engine area can also help you spot the leak more easily, as it removes old oil residue that may obscure the source. For a more precise diagnosis, consider adding UV dye to the oil, which will illuminate the leak under a UV light, making it easier to trace. If these methods do not yield clear results, a pressure test can help pinpoint the leak's location. Should the source remain elusive, consulting a professional mechanic or a Tesla service center is advisable to ensure a thorough and accurate diagnosis. By following these steps, you can effectively tackle the issue of an oil leak and maintain your vehicle's performance.

What are the common causes of oil leaks in a 2015 Tesla S?

When diagnosing oil leaks in a 2015 Tesla Model S, it's essential to understand that this electric vehicle operates differently than traditional combustion engine cars, which typically use engine oil. Instead, the leaks you may encounter are often related to various fluids essential for the vehicle's operation. Common issues include coolant leaks, which can arise from damaged hoses or faulty connections in the liquid cooling system that regulates battery temperature. Additionally, while the Tesla Model S lacks a conventional power steering system, it does utilize power steering fluid, and leaks can occur due to worn components or seals. Brake fluid leaks are another concern, often stemming from worn seals or damaged brake lines, which can compromise braking performance. Windshield washer fluid leaks are typically easy to spot and may result from issues with the washer fluid reservoir or nozzles. Lastly, air conditioning refrigerant leaks can occur due to damaged components, leading to a loss of cooling efficiency. Understanding these potential leak sources is crucial for effective DIY maintenance and ensuring the longevity of your Tesla Model S.

How urgent is it to address the oil leak in my 2015 Tesla S?

While a fluid leak in your 2015 Tesla Model S may not seem urgent due to the absence of traditional oil systems, it is crucial to address any leaks promptly. Even though Tesla vehicles utilize electric motors that eliminate the need for oil changes, any fluid escaping from your car could indicate underlying issues that may affect performance or safety. Ignoring these symptoms could lead to more significant problems down the line, such as damage to electrical components or battery systems. Therefore, it is advisable to have any leaks inspected by a qualified technician who can accurately diagnose the source and recommend necessary repairs. This proactive approach ensures your Tesla remains in optimal condition and helps prevent potential safety risks associated with undiagnosed fluid leaks.

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Diagnosing Fluid Leaks in 2015 Tesla Model S | RepairPal