my Ford Explorer Fifth Generation (2011-2019) has a slow oil leak, what can cause this?

Ford Explorer Fifth Generation (2011-2019)

Error Codes

4-8 hours

Time

medium

Difficulty

medium

Severity

4 min read

689 words

Problem Statement

Learn how to diagnose and fix a slow oil leak in your Ford Explorer (2011-2019). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Engine

Estimated Time

4-8 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Allow the engine to cool before working on it to avoid burns.
•Disconnect the battery before beginning work on electrical components

Symptoms

•Visible oil spots on the ground where the vehicle is parked
•Oil level dropping below recommended levels over time
•Engine oil warning light illuminated on the dashboard
•Burning oil smell, particularly after the vehicle has been running
•Increased engine noise or knocking due to low oil levels
•Engine performance issues related to low lubrication

Diagnostic Steps

1
Inspect the oil pan for signs of leakage or damage.
2
Check the oil filter for proper installation and leaks.
3
Examine the valve cover gaskets for wear or cracks.
4
Look for leaks around the front and rear main seals.
5
Inspect the oil pressure sending unit for any leaks.
6
Check the oil cooler lines and connections for signs of oil seepage.

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

•Socket set
•Torque wrench
•Oil catch pan
•New oil pan gasket
•New valve cover gaskets
•New front and/or rear main seals
•Oil filter wrench
•Seal puller

Parts Required

•New oil pan gasket
•New valve cover gaskets
•New front and/or rear main seals
•New oil filter
•Engine oil

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Symptoms

•Visible oil spots on the ground where the vehicle is parked

•Oil level dropping below recommended levels over time

•Engine oil warning light illuminated on the dashboard

•Burning oil smell, particularly after the vehicle has been running

•Increased engine noise or knocking due to low oil levels

•Engine performance issues related to low lubrication

Diagnostic Steps

1
Inspect the oil pan for signs of leakage or damage.
2
Check the oil filter for proper installation and leaks.
3
Examine the valve cover gaskets for wear or cracks.
4
Look for leaks around the front and rear main seals.
5
Inspect the oil pressure sending unit for any leaks.
6
Check the oil cooler lines and connections for signs of oil seepage.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the engine is cool and the vehicle is parked on a level surface.
Disconnect the negative battery cable for safety.

2. Addressing the Oil Pan Leak

Tools Required: Socket set, torque wrench, oil catch pan, new oil pan gasket.
Sub-steps:
1. Drain the engine oil using an oil catch pan.
2. Remove the oil pan bolts using a socket set.
3. Carefully pry off the oil pan and remove the old gasket material.
4. Clean the oil pan and engine block surface thoroughly.
5. Install a new oil pan gasket and reattach the oil pan, tightening the bolts to the manufacturer's specified torque.

3. Replacing Valve Cover Gaskets

Tools Required: Socket set, torque wrench, new valve cover gaskets.
Sub-steps:
1. Remove any components obstructing access to the valve covers (e.g., ignition coils).
2. Unbolt the valve cover using a socket set.
3. Remove the old gasket and clean the mating surfaces.
4. Place the new gasket on the valve cover and reinstall it, tightening to the manufacturer's torque specifications.

4. Sealing Main Seals

Tools Required: Socket set, seal puller, new front and/or rear main seals.
Sub-steps:
1. Remove the drive belts and any components that obstruct access to the front and rear main seals.
2. Use a seal puller to remove the old seals.
3. Clean the sealing surfaces.
4. Lubricate the new seals with engine oil and install them in their respective locations.

5. Replacing the Oil Filter

Tools Required: Oil filter wrench, new oil filter.
Sub-steps:
1. Remove the old oil filter using an oil filter wrench.
2. Lubricate the rubber O-ring of the new filter with engine oil.
3. Install the new oil filter, tightening it by hand until snug.

6. Final Steps

Refill the engine with fresh oil and reconnect the battery cable.
Start the engine and let it run for a few minutes.
Check for any signs of leaks around the repaired areas.