Volkswagen Taos Is Leaking Oil

Common Causes of Oil Leaks in Your Volkswagen Taos and How to Address Them Effectively

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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 Volkswagen Taos 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 Volkswagen Taos 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.

Troubleshooting Oil Leaks in a Volkswagen Taos

When troubleshooting oil leaks in your Volkswagen Taos, begin by inspecting the oil system components, as these are often the most straightforward culprits. Check the oil filter for proper installation and any signs of damage, as a loose or faulty filter can lead to leaks. Next, examine the engine gaskets, which are critical for sealing various engine parts. Look for any visible wear or damage, as compromised gaskets can allow oil to escape. It's also essential to ensure that you are using the correct oil specifications, specifically VW 508.00/509.00, and maintain proper oil levels to prevent leaks caused by overfilling or using the wrong oil type. If you notice persistent leaks, consider seeking a professional diagnosis, as technicians can employ methods like dye testing to accurately locate the source of the leak. Lastly, regular maintenance, including timely oil changes and inspections, is vital for preventing future leaks and ensuring the longevity of your vehicle. By following these steps, you can effectively address oil leaks and keep your Volkswagen Taos running smoothly.

How to Diagnose and Fix Oil Leaks in a Volkswagen Taos?

When tackling oil leaks in your Volkswagen Taos, it's essential to be aware of the common problems that can arise. One prevalent issue is the deterioration of gaskets, particularly the valve cover and camshaft chain tensioner gaskets, which can lead to oil seepage over time. Additionally, older models may face challenges with blocked positive crankcase ventilation (PCV) systems, resulting in pressure buildup that can cause leaks. It's also important to consider less frequent but significant issues, such as a failing crankshaft oil seal or frost plug seal, which can lead to substantial oil loss and may necessitate extensive repairs. Regular inspections and maintenance are vital in catching these problems early, ensuring your vehicle remains in optimal condition and preventing costly repairs in the future. By staying informed about these common failure modes, you can effectively diagnose and address oil leaks, thereby maintaining the performance and reliability of your Volkswagen Taos.

How to Address an Oil Leak in a Volkswagen Taos?

When dealing with an oil leak in your Volkswagen Taos, it is crucial to act swiftly to avoid potential safety hazards and costly repairs. Ignoring the signs of an oil leak, such as drips or puddles under your vehicle, can lead to more severe engine damage and decreased performance. Start by checking your oil level according to your owner's manual; a significant drop in oil can indicate a leak that needs immediate attention. Inspecting the oil system components, including gaskets, is essential, as these are common culprits for leaks. If you discover that engine gaskets are failing, replacing them promptly can prevent further oil loss and protect your engine's integrity. Additionally, be mindful of the oil level sensor, as overfilling can trigger false warnings, complicating your diagnosis. If you find yourself uncertain about the source of the leak or how to proceed with repairs, seeking professional help is advisable. Addressing these issues promptly not only ensures the reliability of your Taos but also safeguards your safety on the road.

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