why is my Ford Explorer Fifth Generation (2011-2019) leaking oil under the engine

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

4 min read

644 words

Problem Statement

Learn how to diagnose and fix oil leaks in Ford Explorer Fifth Generation (2011-2019). Step-by-step guide with diagnostic procedures 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 the oil system to prevent burns.

Symptoms

•Puddles of oil forming under the vehicle
•Oil warning light illuminated on the dashboard
•Visible oil residue or streaks on the engine block
•Burning oil smell due to oil contacting hot engine parts
•Reduced engine oil level requiring frequent top-ups

Diagnostic Steps

1
Inspect the ground under the vehicle for the location of the oil leak.
2
Check the engine oil level using the dipstick to determine if it's low.
3
Visually inspect the oil filter for signs of leakage or damage.
4
Examine the oil pan for cracks or loose bolts.
5
Inspect the valve cover gasket for signs of oil seepage.
6
Look at the rear main seal for leaks, particularly if the oil seems to be coming from the rear of the engine.

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

•Oil filter wrench
•Socket set
•Torque wrench
•Gasket scraper
•Oil catch pan

Parts Required

•New oil filter
•Valve cover gasket
•Oil pan gasket (if applicable)
•RTV silicone sealant

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Inspect the ground under the vehicle for the location of the oil leak.
2
Check the engine oil level using the dipstick to determine if it's low.
3
Visually inspect the oil filter for signs of leakage or damage.
4
Examine the oil pan for cracks or loose bolts.
5
Inspect the valve cover gasket for signs of oil seepage.
6
Look at the rear main seal for leaks, particularly if the oil seems to be coming from the rear of the engine.

Solution

1. Preparation

Gather tools and parts required for the repair.
Park the vehicle on a level surface and engage the parking brake.
Allow the engine to cool completely.

2. Identify and Fix the Leak Source

A. Oil Filter Replacement

Tools Required: Oil filter wrench, oil catch pan.
Sub-steps:
1. Place the oil catch pan under the oil filter.
2. Use the oil filter wrench to remove the old oil filter.
3. Apply a thin layer of new oil to the rubber gasket of the new oil filter.
4. Install the new oil filter by hand until snug, then tighten it according to the manufacturer’s specifications.

B. Valve Cover Gasket Replacement

Tools Required: Socket set, torque wrench, gasket scraper, RTV silicone sealant.
Sub-steps:
1. Disconnect the battery to prevent electrical shorts.
2. Remove any components obstructing access to the valve cover (e.g., air intake duct).
3. Unscrew the valve cover bolts using a socket set.
4. Carefully lift off the valve cover and scrape off the old gasket material using a gasket scraper.
5. Apply a thin bead of RTV silicone sealant on the cleaned surface and place the new gasket onto it.
6. Reinstall the valve cover and torque the bolts to the manufacturer's specifications.

C. Oil Pan Replacement (if necessary)

Tools Required: Socket set, torque wrench, oil catch pan, gasket scraper.
Sub-steps:
1. Drain the engine oil using the oil catch pan.
2. Remove the oil pan bolts and gently tap the pan to break the seal.
3. Clean the oil pan and the surface on the engine block with a gasket scraper.
4. Install a new gasket on the oil pan and reattach it to the engine.
5. Torque the oil pan bolts to the manufacturer's specifications.