why is my Ford Explorer using so much oil

Ford Explorer Fifth Generation (2011-2019)

Error Codes

4-8 hours

Time

hard

Difficulty

high

Severity

3 min read

485 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. Step-by-step guide with diagnostic procedures 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 performing any disassembly.

Symptoms

•Check engine light illuminated
•Blue smoke from the exhaust
•Oil spots under the vehicle
•Frequent need to add oil between changes
•Engine making unusual noises (ticking or knocking)
•Decreased performance or power

Diagnostic Steps

1
Check for engine oil leaks by inspecting the oil pan, gaskets, and seals.
2
Perform a compression test on each cylinder to identify any internal leaks.
3
Inspect the PCV (Positive Crankcase Ventilation) system for blockages or malfunctions.
4
Use an OBD-II scanner to check for engine codes related to oil consumption.
5
Inspect the valve seals and piston rings for wear or damage.
6
Examine the air filter and intake system for oil contamination.

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

•Socket set
•Torque wrench
•Gasket scraper
•Valve spring compressor
•Engine hoist
•OBD-II scanner

Parts Required

•Oil pan gasket
•Valve seals
•Piston rings (if applicable)

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Diagnostic Steps

1
Check for engine oil leaks by inspecting the oil pan, gaskets, and seals.
2
Perform a compression test on each cylinder to identify any internal leaks.
3
Inspect the PCV (Positive Crankcase Ventilation) system for blockages or malfunctions.
4
Use an OBD-II scanner to check for engine codes related to oil consumption.
5
Inspect the valve seals and piston rings for wear or damage.
6
Examine the air filter and intake system for oil contamination.

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 during repairs.

2. Inspect and Repair Leaks

Sub-steps:
- Remove any components blocking access to the oil pan.
- Clean the oil pan and surrounding areas.
- Replace any damaged gaskets or seals identified during inspection.
Tools Required: Socket set, torque wrench, gasket scraper.

3. Replace Valve Seals

Sub-steps:
- Remove the valve cover to access the valve seals.
- Use a valve spring compressor to remove the springs and retainers.
- Replace the old valve seals with new ones.
- Reassemble the components and torque to manufacturer specifications.
Tools Required: Valve spring compressor, socket set, torque wrench.

4. Replace Piston Rings (if necessary)

Sub-steps:
- Remove the engine from the vehicle.
- Disassemble the engine to access the pistons.
- Remove the old piston rings and install new ones.
- Reassemble the engine and reinstall in the vehicle.
Tools Required: Engine hoist, socket set, torque wrench, ring compressor.