my Ford Explorer Fifth Generation (2011-2019) has low brake fluid what should I check

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

critical

Severity

3 min read

531 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 low brake fluid issues in Ford Explorer Fifth Generation (2011-2019). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Brakes

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Allow the vehicle to cool down before inspecting brake components to avoid burns.

Symptoms

•Brake warning light illuminated on the dashboard
•Spongy or soft brake pedal feel
•Longer stopping distances
•Fluid pooling under the vehicle
•Brake system failure or reduced braking performance

Diagnostic Steps

1
Check the brake fluid reservoir for the current fluid level and condition.
2
Inspect the brake lines for any visible leaks or cracks.
3
Examine the brake calipers and wheel cylinders for signs of fluid leakage.
4
Inspect the master cylinder for any signs of internal or external leakage.
5
Look for any worn brake pads or shoes that might cause increased fluid consumption.
6
Scan for any error codes related to the brake system using an OBD-II scanner.

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
•Wrench set
•Socket set
•Torque wrench
•Brake line flaring tool
•Funnel

Parts Required

•Brake fluid (DOT 3 or DOT 4)
•Brake lines (if damaged)
•Brake calipers or wheel cylinders (if leaking)
•Brake pads (if worn)
•Master cylinder (if leaking)

Related Faults

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Diagnostic Steps

1
Check the brake fluid reservoir for the current fluid level and condition.
2
Inspect the brake lines for any visible leaks or cracks.
3
Examine the brake calipers and wheel cylinders for signs of fluid leakage.
4
Inspect the master cylinder for any signs of internal or external leakage.
5
Look for any worn brake pads or shoes that might cause increased fluid consumption.
6
Scan for any error codes related to the brake system using an OBD-II scanner.

Solution

1. Preparation

Gather all necessary tools and parts.
Ensure the vehicle is parked on a level surface and the parking brake is engaged.

2. Add Brake Fluid

Open the brake fluid reservoir cap.
Using a funnel, add the appropriate type of brake fluid (DOT 3 or DOT 4) until it reaches the full mark.
Replace the cap securely.

3. Inspect and Repair Brake Lines

Tools Needed: Wrench set, brake line flaring tool (if replacing lines).
Visually inspect brake lines for damage or corrosion.
If leaks are found, replace the damaged brake lines using the flaring tool and ensure proper connections.
Bleed the brakes to remove air from the system after repairs.

4. Inspect and Replace Brake Components

Tools Needed: Socket set, torque wrench.
Check the brake calipers and wheel cylinders for leaks; replace if necessary.
Inspect brake pads for wear; replace if they are below the manufacturer's specifications.
Tighten all bolts to the manufacturer's torque specifications.

5. Master Cylinder Inspection

Tools Needed: Wrench set.
Remove the master cylinder from the vehicle.
Inspect for any signs of leakage or damage; replace if necessary.
Reinstall the master cylinder and ensure all connections are tight.