why does my Ford Explorer's traction control light keep coming on

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

498 words

Problem Statement

Learn how to diagnose and fix traction control light issues in 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.
•Ensure the vehicle is secure and will not roll while working on wheel components.

Symptoms

•Traction control light illuminated on the dashboard
•Reduced engine power during acceleration
•Unusual wheel spin or slippage during acceleration
•ABS (Anti-lock Braking System) light may also be on
•Vehicle may feel unstable or difficult to control in slippery conditions

Diagnostic Steps

1
Scan the vehicle’s onboard computer for any error codes using an OBD-II scanner.
2
Inspect the wheel speed sensors for damage or disconnection.
3
Check the brake fluid level and inspect for leaks in the braking system.
4
Examine the traction control module and related wiring for faults.
5
Test the ABS system for proper operation, as it is linked with the traction control system.
6
Inspect tire conditions and pressures, as uneven tires can trigger traction control 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
•Socket set
•Multimeter

Parts Required

•Wheel speed sensors (if faulty)
•Brake fluid (if low)

Related Faults

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Diagnostic Steps

1
Scan the vehicle’s onboard computer for any error codes using an OBD-II scanner.
2
Inspect the wheel speed sensors for damage or disconnection.
3
Check the brake fluid level and inspect for leaks in the braking system.
4
Examine the traction control module and related wiring for faults.
5
Test the ABS system for proper operation, as it is linked with the traction control system.
6
Inspect tire conditions and pressures, as uneven tires can trigger traction control issues.

Solution

1. Preparation

Ensure the vehicle is parked on a level surface and the ignition is off.
Disconnect the negative battery terminal to prevent electrical shorts.

2. Inspect Wheel Speed Sensors

Tools Required: Socket set, multimeter
Remove the wheel covers or tires as necessary to access the wheel speed sensors.
Disconnect the electrical connectors from each wheel speed sensor.
Use a multimeter to check for continuity in the sensor circuits; replace any faulty sensors.

3. Check Brake Fluid and System

Reconnect the battery and check the brake fluid level in the reservoir.
If low, top off with the manufacturer-recommended brake fluid.
Inspect brake lines and connections for leaks; repair or replace as needed.

4. Examine Traction Control Module

Remove the traction control module cover if applicable.
Inspect connectors and wiring for corrosion or damage.
Use the OBD-II scanner to clear any fault codes and reset the traction control system.

5. Test ABS Functionality

With the battery reconnected, start the vehicle and engage the ABS by performing a controlled stop.
Listen for the ABS pump operation and check for any warning lights that may indicate a malfunction.