1993 Ford Explorer Is Leaking Oil

Common Causes of Oil Leaks in Your 1993 Ford Explorer and How to Fix Them

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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 1993 Ford Explorer 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 1993 Ford Explorer 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.

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 initial steps to diagnose the oil leak in a 1993 Ford Explorer?

To effectively diagnose an oil leak in your 1993 Ford Explorer, start by locating the source of the leak. Begin by inspecting the area beneath the vehicle for any oil puddles or drips, as this can give you a clear indication of where the leak is originating. Next, open the hood and examine the engine compartment for visible signs of oil, such as stains or wet spots on various components. It's also crucial to check the oil level in the engine; a lower-than-normal level may suggest a leak that needs immediate attention. Pay special attention to the oil pan and gaskets, as these are common culprits for leaks. Additionally, inspect the seals, particularly the rear seal, which is known to fail in older models like the Explorer. If you find it challenging to pinpoint the leak or if the situation appears complicated, don’t hesitate to consult a mechanic for a professional diagnosis. By following these steps, you can systematically identify and address the oil leak, ensuring your vehicle remains in good working condition.

What are the common causes of oil leaks in a 1993 Ford Explorer?

When dealing with oil leaks in a 1993 Ford Explorer, 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 and lead to significant leaks. Additionally, valve cover gasket leaks are another common problem; as this gasket ages, it can fail to create a proper seal, allowing oil to escape. It's also important to check the oil filter, as a faulty or improperly installed filter can result in leaks. Another area to inspect is the rear main seal, located at the back of the engine, which can develop leaks and cause oil to seep out. Lastly, oil cooler line leaks can occur due to wear and tear on the lines that transport oil to and from the cooler. Addressing these issues promptly is essential to prevent further engine damage and maintain optimal vehicle performance. Regular inspections and maintenance can help you catch these problems early, ensuring your Explorer runs smoothly.

How urgent is it to address an oil leak in a 1993 Ford Explorer?

Addressing an oil leak in a 1993 Ford Explorer is not just a matter of routine maintenance; it is a critical issue that demands immediate attention. An oil leak can lead to insufficient lubrication of the engine components, which increases friction and can result in severe engine damage over time. Moreover, a loss of oil can cause the engine to run at dangerously low levels, leading to overheating and potentially catastrophic failures. Ignoring this problem can also result in oil contamination of vital engine parts, such as spark plugs and the exhaust system, which can exacerbate the situation and lead to costly repairs. Additionally, oil leaks create hazardous conditions on the road, increasing the risk of accidents due to slippery surfaces. Therefore, it is essential to act swiftly when you notice an oil leak to protect your vehicle's performance, ensure your safety, and avoid significant repair costs down the line.

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1993 Ford Explorer Oil Leak Repair Guide | RepairPal