what causes the oil consumption in my Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

4-8 hours

Time

hard

Difficulty

high

Severity

3 min read

543 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 any components.

Symptoms

•Check engine light illuminated
•Increased oil consumption
•Oil leaks observed under the vehicle
•Engine misfires or rough idling
•Blue smoke from the exhaust during acceleration
•Frequent need for oil top-ups

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any engine-related faults.
2
Check the engine oil level and condition; look for signs of contamination or dilution.
3
Inspect for external oil leaks around gaskets, seals, and oil pan.
4
Conduct a compression test to evaluate the health of the engine's cylinders.
5
Perform a leak-down test to check for internal engine issues like worn piston rings or valve seals.
6
Inspect the PCV (Positive Crankcase Ventilation) system for blockages or malfunctions.

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
•Oil catch pan
•Socket set
•Torque wrench
•Compression tester
•Leak-down tester

Parts Required

•Valve cover gasket
•Oil pan gasket
•Piston rings
•Valve seals
•PCV valve

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any engine-related faults.
2
Check the engine oil level and condition; look for signs of contamination or dilution.
3
Inspect for external oil leaks around gaskets, seals, and oil pan.
4
Conduct a compression test to evaluate the health of the engine's cylinders.
5
Perform a leak-down test to check for internal engine issues like worn piston rings or valve seals.
6
Inspect the PCV (Positive Crankcase Ventilation) system for blockages or malfunctions.

Solution

1. Preparation

Gather tools: OBD-II scanner, oil catch pan, socket set, torque wrench, compression tester, leak-down tester, and replacement fluids.
Ensure the vehicle is on a level surface and the engine is cool.
Disconnect the battery to prevent any electrical issues during the process.

2. Address External Leaks

Sub-steps:
1. Lift the vehicle and secure it on jack stands.
2. Remove any underbody shields if necessary for access.
3. Clean the area around suspected leaks with a degreaser.
4. Replace gaskets or seals that are leaking (e.g., valve cover gaskets, oil pan gasket).
5. Reassemble any components removed and lower the vehicle.

3. Repair Internal Issues

Sub-steps:
1. If compression test results indicate low cylinder pressure, remove the spark plugs.
2. Insert the compression tester into each cylinder and record the readings.
3. If leak-down test indicates excessive leakage, remove the engine head to access piston rings and valve seals.
4. Replace worn piston rings and valve seals with new components.
5. Reassemble the engine components, ensuring proper torque specifications are followed.

4. PCV System Inspection

Sub-steps:
1. Locate the PCV valve and hoses.
2. Remove the PCV valve and visually inspect for blockages or damage.
3. Clean or replace the PCV valve if necessary.
4. Reinstall the PCV valve and ensure all hoses are securely connected.