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

Ford Explorer Fifth Generation (2011-2019)

Error Codes

3-5 hours

Time

medium

Difficulty

high

Severity

3 min read

560 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

3-5 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before draining oil to prevent burns.

Symptoms

•Check engine light illuminated
•Increased oil consumption (requiring frequent oil top-ups)
•Blue smoke from the exhaust
•Engine knocking or lifter noise
•Oil leaks under the vehicle

Diagnostic Steps

1
Check the oil level using the dipstick and note the consumption rate over a set period.
2
Inspect for external oil leaks around the engine, oil pan, and gaskets.
3
Perform a compression test on all cylinders to identify potential internal leaks.
4
Use an OBD-II scanner to check for any related error codes.
5
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
•Socket set
•Torque wrench
•Oil filter wrench
•Pliers
•Scraper
•Oil catch pan

Parts Required

•Replacement PCV valve
•Valve cover gaskets
•New oil filter
•Engine oil (recommended type)

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Diagnostic Steps

1
Check the oil level using the dipstick and note the consumption rate over a set period.
2
Inspect for external oil leaks around the engine, oil pan, and gaskets.
3
Perform a compression test on all cylinders to identify potential internal leaks.
4
Use an OBD-II scanner to check for any related error codes.
5
Inspect the PCV (Positive Crankcase Ventilation) system for blockages or failures.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a level surface and allow the engine to cool.
Disconnect the battery to prevent electrical issues during repairs.

2. Inspect and Replace PCV System

Tools Required: Pliers, socket set, replacement PCV valve, and grommet.
Locate the PCV valve and remove it by disconnecting the hose and unscrewing it if necessary.
Inspect the PCV hose for any cracks or blockages; replace if damaged.
Install the new PCV valve and ensure a secure fit.

3. Replace Valve Cover Gaskets

Tools Required: Socket set, torque wrench, scraper, and new valve cover gaskets.
Remove any components obstructing access to the valve covers (e.g., intake manifold, electrical connections).
Unscrew the valve cover bolts and carefully lift the valve cover off.
Clean the mating surfaces using a scraper to remove old gasket material.
Place the new gaskets on the valve covers and reinstall the covers, ensuring proper alignment.
Torque the valve cover bolts to the manufacturer’s specifications.

4. Perform an Engine Oil Change

Tools Required: Oil filter wrench, socket set, oil catch pan, and new oil filter.
Drain the old oil by removing the oil drain plug and letting it flow into a catch pan.
Replace the oil filter with a new one, ensuring the rubber O-ring is lubricated.
Reinstall the drain plug and refill the engine with the correct type and amount of oil per manufacturer specifications.