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Home/Cars/Ford/Explorer/Fifth Generation (2011-2019)/why does my Ford Explorer ABS light stay on after I start the engine

why does my Ford Explorer ABS light stay on after I start the engine

Ford Explorer Fifth Generation (2011-2019)

Severity: highDifficulty: medium1-2 hours
3 min read
533 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 ABS light issue on your 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 systems.
  • ⚠Always use jack stands when working under a vehicle.

Symptoms

  • •ABS warning light illuminated on the dashboard
  • •Possible loss of ABS functionality during braking
  • •Reduced braking performance in certain conditions
  • •Increased stopping distance in slippery conditions
  • •Potential accompanying warning lights (e.g., brake warning light)

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to identify any ABS-related trouble codes.
  2. 2Inspect the ABS fuse to ensure it is not blown.
  3. 3Check the brake fluid level and condition in the master cylinder reservoir.
  4. 4Examine the ABS sensors at each wheel for damage or disconnections.
  5. 5Inspect the wiring and connectors related to the ABS system for any signs of wear or corrosion.
  6. 6Test the ABS control module for proper operation using a multimeter.

Solution

Solution

1. Preparation

  • Gather necessary tools and parts.
  • Ensure the vehicle is parked on a level surface and the engine is off.
  • Disconnect the battery to prevent any electrical shorts during repair.

2. Inspect and Replace ABS Fuse

  • Locate the fuse box and identify the ABS fuse (refer to the owner's manual).
  • Remove the fuse using a fuse puller or pliers.
  • Inspect the fuse for continuity; replace if blown with a fuse of the same amperage.

3. Check and Refill Brake Fluid

  • Open the hood and locate the brake master cylinder.
  • Check the brake fluid level; if low, clean the reservoir cap and top up with the specified brake fluid type (DOT 3 or DOT 4).
  • Inspect for any leaks in the brake lines or around the master cylinder.

4. Inspect ABS Sensors

  • Lift the vehicle using a jack and secure it with jack stands.
  • Remove the wheel to access the ABS sensor.
  • Inspect the sensor for physical damage or dirt; clean if dirty or replace if damaged.
  • Ensure the sensor wiring is properly connected and free from corrosion.

5. Test ABS Control Module

  • Reconnect the battery.
  • Use a multimeter to test the voltage at the ABS control module.
  • If voltage is present but the light remains on, the control module may need replacement.

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
  • Multimeter
  • Jack and jack stands
  • Wrench set
  • Fuse puller or pliers

Parts Required

  • ABS fuse (if blown)
  • Brake fluid (DOT 3 or DOT 4)
  • ABS sensor (if damaged)

Additional Information

Component

Brakes

Repair Time

1-2 hours

Difficulty

medium

Severity

high

Tools

5 items

Parts

3 items

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