why does my Ford Explorer Fifth Generation (2011-2019) have an oil leak?

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

4 min read

623 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix oil leaks in Ford Explorer Fifth Generation (2011-2019). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Engine

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Allow the engine to cool before opening the oil system to avoid burns.

Symptoms

•Check engine light illuminated
•Oil spots or puddles under the vehicle
•Low oil pressure warning on the dashboard
•Burning oil smell inside the cabin
•Engine noise due to low oil levels
•Visible oil stains on engine components

Diagnostic Steps

1
Inspect the ground beneath the vehicle for fresh oil spots to determine the location of the leak.
2
Check the oil level using the dipstick to assess if the oil level is low.
3
Visually inspect the oil filter and drain plug for signs of leaks or improper installation.
4
Examine the valve cover gaskets for cracks or deterioration.
5
Use a UV leak detection dye and UV light to pinpoint the source of the leak if visual inspection is inconclusive.
6
Inspect oil pan and its gasket for any signs of damage or wear.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•OBD-II scanner
•Oil filter wrench
•Socket set
•Torque wrench
•Gasket scraper
•UV leak detection dye and UV light

Parts Required

•Oil filter
•Valve cover gasket
•Oil pan gasket (if necessary)
•Drain plug washer

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Diagnostic Steps

1
Inspect the ground beneath the vehicle for fresh oil spots to determine the location of the leak.
2
Check the oil level using the dipstick to assess if the oil level is low.
3
Visually inspect the oil filter and drain plug for signs of leaks or improper installation.
4
Examine the valve cover gaskets for cracks or deterioration.
5
Use a UV leak detection dye and UV light to pinpoint the source of the leak if visual inspection is inconclusive.
6
Inspect oil pan and its gasket for any signs of damage or wear.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and the engine is cool.
Disconnect the battery to prevent electrical shorts while working.

2. Address the Oil Filter and Drain Plug

Tools Required: Oil filter wrench, socket set.
Remove the old oil filter using the oil filter wrench.
Inspect the rubber O-ring on the old filter; replace if damaged.
Install the new oil filter by lubricating the O-ring with fresh oil and hand-tightening it.
Check the drain plug; if it’s leaking, replace the washer and re-tighten to manufacturer specifications (typically 20-25 ft-lbs).

3. Valve Cover Gasket Replacement

Tools Required: Socket set, torque wrench, gasket scraper.
Remove any components obstructing access to the valve cover (e.g., air intake tube).
Unbolt the valve cover using the socket set and carefully lift it off.
Clean the mating surfaces thoroughly with a gasket scraper.
Install the new valve cover gasket, ensuring it is seated properly.
Reinstall the valve cover and tighten bolts to the specified torque (usually around 8-10 ft-lbs in a crisscross pattern).

4. Oil Pan Gasket Replacement (if necessary)

Tools Required: Socket set, gasket scraper, torque wrench.
Drain the engine oil by removing the oil pan drain plug.
Remove the oil pan bolts and gently pry the pan off.
Clean the old gasket material from the oil pan and engine block.
Install the new oil pan gasket, ensuring it is aligned correctly.
Reinstall the oil pan and tighten bolts to the specified torque (typically 10-15 ft-lbs).