my Ford Explorer Fifth Generation (2011-2019) has a persistent oil leak what's wrong

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

4 min read

659 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 a persistent oil leak in your Ford Explorer (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 systems.
•Allow the engine to cool before opening any components related to the oil system.

Symptoms

•Oil spots on the ground where the vehicle is parked
•Burning oil smell, especially after the engine has warmed up
•Engine oil level consistently low despite regular topping off
•Oil warning light illuminated on the dashboard
•Visible oil residue or moisture around engine components
•Increased engine noise due to low oil levels

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for any related engine codes.
2
Inspect the engine oil level and condition using the dipstick.
3
Perform a visual inspection of the engine for signs of oil leaks, focusing on gaskets, seals, and oil filters.
4
Check the oil filter for tightness and inspect for any signs of leakage.
5
Inspect the oil pan and its gasket for cracks or wear.
6
Examine the valve cover gasket for any signs of oil seepage or damage.

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
•Oil catch pan

Parts Required

•Oil filter
•Valve cover gasket (if needed)
•Oil pan gasket (if needed)
•Engine oil

Related Faults

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Symptoms

•Oil spots on the ground where the vehicle is parked

•Burning oil smell, especially after the engine has warmed up

•Engine oil level consistently low despite regular topping off

•Oil warning light illuminated on the dashboard

•Visible oil residue or moisture around engine components

•Increased engine noise due to low oil levels

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for any related engine codes.
2
Inspect the engine oil level and condition using the dipstick.
3
Perform a visual inspection of the engine for signs of oil leaks, focusing on gaskets, seals, and oil filters.
4
Check the oil filter for tightness and inspect for any signs of leakage.
5
Inspect the oil pan and its gasket for cracks or wear.
6
Examine the valve cover gasket for any signs of oil seepage or damage.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is on a level surface and the engine is cool.
Disconnect the battery to ensure safety while working on electrical components.

2. Identify and Replace the Faulty Component

A. Oil Filter Replacement

Tools Required: Oil filter wrench, oil catch pan, and socket set.
Remove the oil catch pan under the oil filter.
Use the oil filter wrench to loosen and remove the oil filter.
Lubricate the rubber gasket of the new oil filter with fresh oil.
Install the new oil filter by hand, then tighten it according to the manufacturer's specifications (usually hand-tight plus a quarter turn).

B. Valve Cover Gasket Replacement (if leaking)

Tools Required: Socket set, torque wrench, and gasket scraper.
Remove any components obstructing access to the valve cover (e.g., air intake ducts, ignition coils).
Unscrew the valve cover bolts and gently lift off the valve cover.
Remove the old gasket and clean the surfaces with a gasket scraper.
Place the new gasket onto the valve cover and reassemble, tightening the bolts to the specified torque (usually around 10-15 ft-lbs).

C. Oil Pan Gasket Replacement (if leaking)

Tools Required: Socket set, torque wrench, and gasket scraper.
Drain the engine oil into the oil catch pan.
Remove the oil pan by unscrewing the bolts and gently prying it off if necessary.
Clean the mating surfaces and remove the old gasket.
Apply the new gasket and reattach the oil pan, tightening bolts to the specified torque (usually around 10-15 ft-lbs).

3. Refill Engine Oil

Refill the engine with the appropriate type and amount of new oil as specified in the owner's manual.