how to address oil consumption issues in Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

4-8 hours

Time

hard

Difficulty

high

Severity

4 min read

633 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 excessive oil consumption in Ford Explorer (2011-2019). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Engine

Estimated Time

4-8 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 drain plug or working on any components.

Symptoms

•Check engine light illuminated
•Visible blue smoke from the exhaust
•Oil spots or leaks under the vehicle
•Frequent need for oil top-ups
•Engine knocking or ticking noise
•Poor fuel economy

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for any related faults.
2
Inspect the oil level using the dipstick to determine the current oil level.
3
Check for external oil leaks by visually inspecting the engine and undercarriage.
4
Conduct a compression test on the engine cylinders to assess internal wear.
5
Perform a leak-down test to identify if oil is entering the combustion chamber.
6
Inspect the PCV (Positive Crankcase Ventilation) system for blockages or failures.

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
•Flathead screwdriver
•Socket set
•Compression tester
•Leak-down tester
•Oil filter wrench
•Oil catch pan

Parts Required

•PCV valve
•Piston rings (if internal wear is identified)
•Engine oil (5W-30 synthetic)
•Oil filter

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for any related faults.
2
Inspect the oil level using the dipstick to determine the current oil level.
3
Check for external oil leaks by visually inspecting the engine and undercarriage.
4
Conduct a compression test on the engine cylinders to assess internal wear.
5
Perform a leak-down test to identify if oil is entering the combustion chamber.
6
Inspect the PCV (Positive Crankcase Ventilation) system for blockages or failures.

Solution

1. Preparation

Gather tools and parts needed for repair.
Ensure the vehicle is parked on a level surface and the engine is cool.
Disconnect the battery to ensure safety during repair.

2. Inspect and Replace PCV System

Tools Required: Flathead screwdriver, socket set, replacement PCV valve.
Remove the PCV valve from the valve cover by twisting it counterclockwise.
Inspect the valve for blockages or damage; replace if necessary.
Clean any debris from the PCV valve housing.
Reinstall the new PCV valve by inserting it and twisting it clockwise until secure.

3. Address Internal Engine Wear

Tools Required: Compression tester, leak-down tester, socket set.
If compression or leak-down tests indicate wear, proceed to remove the cylinder head.
Replace worn piston rings if necessary, which may involve:
- Removing the intake and exhaust manifolds.
- Detaching the cylinder head bolts and removing the head.
- Removing pistons from the engine block to access rings.
- Replace with new piston rings and reassemble in reverse order.

4. Oil Change and Fluid Top-Up

Tools Required: Oil filter wrench, oil catch pan, socket set.
Drain the old engine oil by removing the oil drain plug and allowing it to fully drain.
Replace the oil filter by using an oil filter wrench.
Fill the engine with the manufacturer's recommended oil type (e.g., 5W-30 synthetic).
Reinstall the oil drain plug and ensure it is tightened to the manufacturer's specifications (typically around 20-25 ft-lbs).

5. Monitor and Test

Reconnect the battery and start the engine.
Monitor for any oil leaks and ensure the engine runs smoothly.
Check oil levels after a short drive and top up if necessary.