how to stop my Ford Explorer from using too much oil?

Ford Explorer Fifth Generation (2011-2019)

Error Codes

4-8 hours

Time

hard

Difficulty

high

Severity

3 min read

542 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 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 to avoid burns.

Symptoms

•Frequent need to add engine oil between changes
•Blue smoke from the exhaust during acceleration
•Engine oil leaks visible under the vehicle
•Oil pressure warning light illuminated
•Unusual engine noises due to low oil levels

Diagnostic Steps

1
Check the engine oil level using the dipstick to confirm excessive consumption.
2
Inspect for visible oil leaks around the engine, oil pan, and valve cover.
3
Perform a compression test to assess the condition of the piston rings and cylinder walls.
4
Conduct a leak-down test to determine if there are leaks in the engine's internal components.
5
Examine the PCV (Positive Crankcase Ventilation) system for blockages or malfunctions.
6
Scan for any engine codes that may indicate related issues.

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
•Compression tester
•Leak-down tester
•Socket set
•Torque wrench
•Wrench set
•Pliers
•Oil drain pan

Parts Required

•New gaskets (if applicable)
•New piston rings (if applicable)
•New PCV valve

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Diagnostic Steps

1
Check the engine oil level using the dipstick to confirm excessive consumption.
2
Inspect for visible oil leaks around the engine, oil pan, and valve cover.
3
Perform a compression test to assess the condition of the piston rings and cylinder walls.
4
Conduct a leak-down test to determine if there are leaks in the engine's internal components.
5
Examine the PCV (Positive Crankcase Ventilation) system for blockages or malfunctions.
6
Scan for any engine codes that may indicate related issues.

Solution

1. Preparation

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

2. Fix Leaks

Tools Required: Wrench set, oil drain pan, gasket maker, or new gaskets
Inspect and replace any worn gaskets (e.g., valve cover, oil pan).
- Remove the components if necessary to access the gaskets.
- Clean the surfaces thoroughly before applying new gaskets or gasket maker.
- Reassemble and tighten to manufacturer specifications.

3. Replace Worn Components

Tools Required: Socket set, torque wrench, engine oil
If the compression test indicates worn piston rings, consider an engine overhaul or replacement.
- Remove the engine as per the service manual.
- Replace piston rings and any other worn components.
- Reassemble the engine, ensuring correct torque specifications.

4. Clean or Replace PCV System

Tools Required: Pliers, new PCV valve
Inspect the PCV valve for blockages and replace if necessary.
- Remove the old PCV valve from the valve cover.
- Clean the PCV hose and install a new valve.
- Ensure the system is functioning correctly to prevent excessive crankcase pressure.