how to fix the cruise control not working on my Ford F-150

Ford F-150 13th Generation (2015-2020)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

495 words

Problem Statement

Learn how to diagnose and fix cruise control issues in Ford F-150. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.

Symptoms

•Cruise control indicator light not illuminated
•Inability to set or activate cruise control
•Sudden disengagement of cruise control while driving
•Erratic speed fluctuations when attempting to use cruise control
•Fault warning lights illuminated on the dashboard

Diagnostic Steps

1
Inspect the cruise control switch and buttons for physical damage or wear.
2
Scan for error codes using an OBD-II scanner to identify any related fault codes.
3
Check the brake pedal switch for proper function, ensuring it is not stuck or malfunctioning.
4
Inspect the fuses related to the cruise control system for any blown fuses.
5
Verify the vehicle speed sensor (VSS) operation to ensure it is sending the correct speed readings.
6
Check the wiring and connectors for the cruise control module for any signs of damage or corrosion.

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
•Multimeter
•Socket set
•Screwdrivers

Parts Required

•Brake pedal switch
•Fuses (if blown)

Related Faults

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Diagnostic Steps

1
Inspect the cruise control switch and buttons for physical damage or wear.
2
Scan for error codes using an OBD-II scanner to identify any related fault codes.
3
Check the brake pedal switch for proper function, ensuring it is not stuck or malfunctioning.
4
Inspect the fuses related to the cruise control system for any blown fuses.
5
Verify the vehicle speed sensor (VSS) operation to ensure it is sending the correct speed readings.
6
Check the wiring and connectors for the cruise control module for any signs of damage or corrosion.

Solution

1. Preparation

Gather tools and parts required for the repair.
Disconnect the battery to ensure safety while working on electrical components.

2. Inspect and Replace the Brake Pedal Switch

Locate the brake pedal switch, which is usually mounted above the brake pedal.
Disconnect the electrical connector from the brake pedal switch.
Remove the switch from its mounting bracket.
Install the new brake pedal switch by reversing the removal steps.
Reconnect the electrical connector.

3. Check and Replace Fuses

Locate the fuse box, usually found under the dashboard or in the engine compartment.
Identify the cruise control fuse using the fuse diagram.
Remove the fuse and inspect it for continuity; replace if blown.
Reinstall the new fuse and ensure it is seated properly.

4. Inspect and Repair Wiring

Visually inspect the wiring harness connected to the cruise control module for any signs of wear, corrosion, or damage.
If any damaged wires are found, repair them using electrical tape or splice in new wire as necessary.
Ensure all connectors are secure and free from corrosion.

5. Test the Cruise Control System

Reconnect the battery.
Start the engine and test the cruise control system by attempting to engage it at a safe speed.