2011 Ford Flex Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2011 Ford Flex 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 2011 Ford Flex 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.

What are the best Ford repair shops?

RepairPal Certified shops can diagnose and repair your 2011 Ford Flex engine and performance issues. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
30 Certified Locations
Shop Image

Tuffy Tire & Auto Service Center - Grandview

4.7
(85)
2.39 mi
1524 W 5th Ave
Columbus, OH
Open
Closes 5:00 PM
Call
Shop Image

Excite Auto Repair & Towing

4.4
(15)
5.94 mi
3430 Westerville Road
Columbus, OH
Open
Closes 6:00 PM
Call
Shop Image

All In Auto Service

4.9
(25)
6.56 mi
5200 Fisher Road
Columbus, OH
Open
Closes 6:00 PM
Call
Shop Image

Tuffy Tire & Auto Service - Grove City

4.4
(520)
6.67 mi
2131 Stringtown Rd
Grove City, OH
Open
Closes 6:00 PM
Call
See All 30 Locations

How much does it cost to fix a 2011 Ford Flex 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.

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 an oil leak in a 2011 Ford Flex?

To effectively diagnose an oil leak in your 2011 Ford Flex, start by locating the source of the leak. Begin with a thorough inspection of the area where you typically park, looking for any oil puddles or stains on the ground. Next, check the oil level in the engine; a significant drop may indicate a leak. Move on to inspect the engine components, focusing on the valve cover gasket, oil pan gasket, oil filter, and oil drain plug for any visible signs of oil seepage or damage. Pay special attention to the oil filter, ensuring it is securely tightened, as a loose filter can lead to leaks. Examine the oil pan for cracks or holes, and confirm that the oil drain plug is properly tightened. Additionally, inspect all gaskets for wear and replace any that appear faulty. If the leak remains elusive, consider performing a pressure test to help identify the source. Should you find the process overwhelming or the leak persists, seeking assistance from a certified mechanic is advisable for a comprehensive diagnosis and repair. By following this structured approach, you can efficiently identify and address oil leaks in your vehicle.

What are the common causes of an oil leak in a 2011 Ford Flex?

When diagnosing an oil leak in a 2011 Ford Flex, it's crucial to understand the common culprits that may be at play. One frequent issue is a worn or damaged oil pan gasket, which can deteriorate over time, leading to leaks at the oil pan's seal. Additionally, a faulty or improperly installed oil filter can also be a source of leaks, as it may not create a proper seal, allowing oil to escape. Another area to inspect is the oil drain plug; if it is loose or damaged, it can result in significant oil loss from the oil pan. Furthermore, leaks can occur from the valve cover gasket, which seals the valve cover to the cylinder head; wear or damage here can lead to oil seeping from the top of the engine. Lastly, oil cooler line leaks are another potential issue, as these lines transport oil to and from the engine's cooling system and can develop leaks over time. Addressing these issues promptly is essential to prevent further engine damage and ensure optimal vehicle performance. Regular inspections and maintenance can help you catch these problems early, allowing for effective DIY repairs.

How urgent is it to address an oil leak in a 2011 Ford Flex?

Addressing an oil leak in a 2011 Ford Flex is crucial and should not be delayed. Ignoring this issue can lead to severe engine damage, as oil is vital for lubricating engine components and ensuring their smooth operation. A persistent leak can result in insufficient lubrication, which may cause the engine to overheat or seize, leading to costly repairs. Additionally, oil leaks pose safety risks; if oil reaches the tires or the road, it can create slippery conditions, increasing the likelihood of accidents. By taking prompt action to repair the leak, you not only safeguard your vehicle's performance but also protect yourself and others on the road from potential hazards. Therefore, it is essential to prioritize addressing an oil leak to maintain the integrity and safety of your Ford Flex.

Related 2011 Ford Flex Problems

Read about related problems experienced by other Ford Flex drivers like you.

Ford Flex loud tapping noise possibly related to A/C
Some Ford Flex owners report experiencing a loud tapping noise that may be related to the A/C system, potentially caused by low oil levels leading to engine noise, including tapping sounds. Others have noted that ignition issues, such as engine misfiring, can result in loud noises during acceleration. Additionally, exhaust leaks are commonly reported as a source of engine noise in Ford Flex vehicles. If the tapping noise is most noticeable at start-up and low RPMs, it could indicate problems with the timing chain or tensioner. Some owners also mention that a tapping sound that follows engine RPM and is prominent during acceleration or deceleration may suggest other engine issues. To accurately diagnose the cause of the tapping noise, it is crucial to consider factors like rod bearing knock, valve lifter failure, cracked flex plate, or a failed belt tensioner. It is recommended that owners consult a qualified mechanic to inspect both the engine components and the A/C system to identify and resolve the underlying issue.
1 model year affected
Avg Mileage: 1195,000
3 others reported problem
0 comments
Transmission (Red) or Power Transfer Unit (PTU) (Brown) Fluid Leaks at Axle Area
A leaking axle shaft seal and / or PTU cover seal can cause transmission (red) or Power Transfer Unit (PTU) (brown) fluid leaks at the axle area. The axle shaft seal and / or PTU cover seal may be leaking and should be replaced as required.
4 model years affected
Avg Mileage: 194,988
58 others reported problem
23 comments
See More 2011 Ford Flex Problems

Related 2011 Ford Flex Questions

See what others are asking about their Ford Flex. Get answers from RepairPal's community of auto experts and enthusiasts.

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.