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Home/Cars/Ford/Explorer/Fifth Generation (2011-2019)/why do my Ford Explorer's brake lights stay on

why do my Ford Explorer's brake lights stay on

Ford Explorer Fifth Generation (2011-2019)

Severity: mediumDifficulty: medium1-2 hours
3 min read
460 words

Problem Statement

Learn how to diagnose and fix brake lights that stay on in Ford Explorer. Step-by-step guide with diagnostic procedures and repair instructions.

Component
Brakes
Repair Time
1-2 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical components to avoid shocks or shorts.

Symptoms

  • •Brake lights remain on continuously
  • •Brake light switch malfunction
  • •Possible battery drain due to constant power draw
  • •Warning light on the dashboard
  • •Unresponsive brake pedal feel

Diagnostic Steps

  1. 1Inspect the brake light switch for proper operation and adjustment.
  2. 2Check the brake pedal for any obstructions preventing it from returning fully.
  3. 3Use a multimeter to test the brake light switch for continuity.
  4. 4Inspect the wiring and connectors leading to the brake light switch for damage or corrosion.
  5. 5Examine the vehicle's fuse box for any blown fuses related to the brake light system.

Solution

Solution

1. Preparation

  • Gather all necessary tools and parts.
  • Ensure the vehicle is parked on a level surface and the ignition is off.

2. Inspect and Adjust Brake Light Switch

  • Locate the brake light switch, usually found above the brake pedal.
  • If the switch appears misaligned, adjust it by loosening the mounting screws and repositioning it so that it properly engages the brake pedal arm.
  • Ensure the switch is securely tightened after adjustment.

3. Replace Brake Light Switch (if necessary)

  • Disconnect the vehicle's battery to prevent electrical shorts.
  • Remove the wiring harness from the brake light switch.
  • Unscrew the brake light switch from its mounting bracket.
  • Install the new brake light switch by reversing the removal steps, ensuring it is properly aligned.
  • Reconnect the wiring harness.

4. Test Brake Pedal Function

  • Reconnect the battery after the replacement.
  • Press the brake pedal several times to ensure it returns fully and activates the switch properly.
  • Check if the brake lights turn off when the pedal is released.

5. Final Inspection

  • Inspect all components for proper installation.
  • Ensure no wires are pinched or damaged during the installation process.

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
  • Screwdrivers (flathead and Phillips)
  • Multimeter

Parts Required

  • Brake light switch (if faulty)

Additional Information

Component

Brakes

Repair Time

1-2 hours

Difficulty

medium

Severity

medium

Tools

3 items

Parts

1 items

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