why is my Ford Explorer Fifth Generation (2011-2019) using too much oil?

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

505 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

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect battery before working on electrical systems.
•Allow engine to cool before opening any components.
•Dispose of old oil and filter properly.

Symptoms

•Check engine light illuminated
•Blue smoke from the exhaust
•Oil spots under the vehicle
•Engine misfire or rough running
•Frequent need to top off oil levels
•Unusual engine noises (tapping or knocking)

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify potential issues.
2
Inspect the engine oil level and condition, checking for signs of contamination or dilution.
3
Perform a visual inspection of the engine for oil leaks from gaskets, seals, or hoses.
4
Conduct a compression test on each cylinder to assess engine health.
5
Test the PCV (Positive Crankcase Ventilation) system for blockages or malfunctions.
6
Check for oil in the coolant, indicating possible head gasket failure.

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
•Gasket scraper
•Pliers
•Wrench
•Oil filter wrench
•Oil drain pan
•Funnel

Parts Required

•Valve cover gasket
•Oil pan gasket
•PCV valve
•Oil filter

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify potential issues.
2
Inspect the engine oil level and condition, checking for signs of contamination or dilution.
3
Perform a visual inspection of the engine for oil leaks from gaskets, seals, or hoses.
4
Conduct a compression test on each cylinder to assess engine health.
5
Test the PCV (Positive Crankcase Ventilation) system for blockages or malfunctions.
6
Check for oil in the coolant, indicating possible head gasket failure.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and the engine is cool.
Disconnect the battery to prevent any electrical issues.

2. Address Oil Leaks

Sub-steps:
1. Use a socket set to remove any components obstructing access to the oil pan or valve covers.
2. Clean the area around suspected leaks with a degreaser.
3. Replace any faulty gaskets or seals (e.g., valve cover gasket, oil pan gasket).
Tools Required: Socket set, torque wrench, gasket scraper.
Safety Warnings: Allow engine to cool before working on components.

3. Replace PCV Valve

Sub-steps:
1. Locate the PCV valve on the engine.
2. Disconnect the hose and remove the old PCV valve by twisting it out.
3. Install the new PCV valve and reconnect the hose.
Tools Required: Pliers, wrench.
Safety Warnings: Ensure engine is off before starting work.

4. Perform an Engine Flush (if necessary)

Sub-steps:
1. Add engine flush solution to the oil filler and run the engine at idle for the recommended time.
2. Drain the old oil and replace the oil filter.
3. Refill with the appropriate grade of fresh oil.
Tools Required: Oil filter wrench, oil drain pan, funnel.
Safety Warnings: Dispose of old oil and filter properly.