my Ford Explorer is leaking oil where should I look for leaks

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

4 min read

641 words

Problem Statement

Learn how to diagnose and fix oil leaks in your Ford Explorer. Step-by-step guide with symptoms, diagnostic steps, tools, and parts required.

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 starting any repair work.

Symptoms

•Oil spots on the ground where the vehicle is parked
•Low oil level on the dipstick
•Engine oil warning light illuminated
•Oil residue on engine components
•Burning oil smell during operation

Diagnostic Steps

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

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
•Jack and jack stands
•Seal puller

Parts Required

•Oil pan gasket
•Oil filter
•Valve cover gasket
•Front and rear crankshaft seals
•Oil pressure sending unit

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Diagnostic Steps

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

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the engine is cool and the vehicle is on a flat surface.
Disconnect the negative battery terminal to prevent electrical issues.

2. Oil Pan Inspection and Repair

Sub-steps:
1. Raise the vehicle using a jack and secure it with jack stands.
2. Clean the area around the oil pan with a degreaser to see any fresh leaks.
3. If the oil pan gasket is leaking, remove the oil pan by unscrewing the bolts.
4. Replace the oil pan gasket with a new one, ensuring proper alignment.
5. Reinstall the oil pan and torque the bolts to the manufacturer’s specifications (typically around 10-15 ft-lbs).

3. Oil Filter and Valve Cover Gasket Replacement

Sub-steps:
1. Remove the old oil filter using an oil filter wrench.
2. Apply a thin layer of oil to the rubber gasket on the new filter before installing it.
3. Install the new oil filter, tightening it by hand until snug.
4. Remove the valve cover bolts and lift off the valve cover.
5. Replace the valve cover gasket, ensuring a clean sealing surface.
6. Reinstall the valve cover and torque the bolts to specifications (usually around 85-100 in-lbs).

4. Crankshaft Seal Replacement

Sub-steps:
1. If necessary, remove the timing belt or chain to access the front crankshaft seal.
2. Use a seal puller to remove the old crankshaft seal.
3. Clean the sealing surface and apply a small amount of oil to the new seal.
4. Install the new crankshaft seal, ensuring it is seated evenly.
5. Reassemble any components removed during this process.

5. Oil Pressure Sending Unit Inspection

Sub-steps:
1. Locate the oil pressure sending unit, typically near the oil filter.
2. Disconnect the electrical connector and unscrew the sending unit using a socket.
3. Inspect the threads for damage, and replace the unit if leaking.
4. Install the new sending unit, tightening it to manufacturer specifications, and reconnect the electrical connector.