my Ford Explorer's brake pedal goes to the floor is it safe to drive

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

critical

Severity

3 min read

593 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 the brake pedal going to the floor in a Ford Explorer. 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 systems.
•Always wear safety glasses and gloves when working on brake components.

Symptoms

•Brake pedal travels to the floor when pressed
•Reduced braking effectiveness or failure
•Brake warning light illuminated on the dashboard
•Possible fluid leak under the vehicle
•Spongy or soft brake pedal feel
•Unusual noise when braking, such as grinding or squeaking

Diagnostic Steps

1
Inspect the brake fluid level in the master cylinder reservoir.
2
Check for visible leaks in the brake lines or at the brake calipers and wheel cylinders.
3
Examine the condition of the brake pads and rotors for excessive wear.
4
Test the brake booster for proper operation (if equipped).
5
Scan the vehicle's onboard diagnostic system for any relevant trouble codes.
6
Perform a visual inspection of the brake master cylinder for any signs of 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

•Brake fluid
•Turkey baster
•Wrench set
•Flashlight
•Line wrench
•Socket set
•Torque wrench

Parts Required

•Brake fluid (DOT 3 or DOT 4)
•Brake pads
•Brake rotors (if necessary)
•Master cylinder (if necessary)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Inspect the brake fluid level in the master cylinder reservoir.
2
Check for visible leaks in the brake lines or at the brake calipers and wheel cylinders.
3
Examine the condition of the brake pads and rotors for excessive wear.
4
Test the brake booster for proper operation (if equipped).
5
Scan the vehicle's onboard diagnostic system for any relevant trouble codes.
6
Perform a visual inspection of the brake master cylinder for any signs of failure.

Solution

1. Preparation

Gather tools and safety equipment.
Ensure the vehicle is on a level surface and securely supported with jack stands.
Disconnect the negative battery cable to prevent any electrical issues.

2. Inspect and Replace Brake Fluid

Sub-steps:
1. Remove the cap from the master cylinder reservoir.
2. Inspect the brake fluid for contamination; if dirty or low, replace it.
3. Use a turkey baster to remove old fluid and refill with new DOT 3 or DOT 4 brake fluid as specified in the owner's manual.
Tools Required: Brake fluid, turkey baster.

3. Check for Leaks

Sub-steps:
1. Inspect brake lines from the master cylinder to the brake calipers for cracks or corrosion.
2. Examine the brake calipers and wheel cylinders for leaks or damage.
3. Tighten any loose fittings or replace damaged hoses.
Tools Required: Wrench set, flashlight.

4. Replace Master Cylinder (if necessary)

Sub-steps:
1. Remove the master cylinder by disconnecting the brake lines using a line wrench.
2. Unbolt the master cylinder from the brake booster.
3. Install the new master cylinder and torque bolts to manufacturer specifications.
4. Reconnect brake lines and bleed the brakes to remove air from the system.
Tools Required: Line wrench, socket set, torque wrench.

5. Brake Pad and Rotor Replacement (if worn)

Sub-steps:
1. Remove the wheel to access the brake assembly.
2. Unbolt the caliper and slide it off the rotor.
3. Replace worn brake pads and inspect rotors for wear; replace if necessary.
4. Reassemble the caliper and wheel, and torque bolts to manufacturer specifications.
Tools Required: Socket set, torque wrench.