2018 Ford F-250 Super Duty Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2018 Ford F-250 Super Duty and How to Fix Them

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
30% chance it's the
Sensor
0%
25% chance it's the
Control Module
0%
25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2018 Ford F-250 Super Duty cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty or malfunctioning sensor can lead to incorrect readings, causing issues with engine performance or other systems relying on accurate data.
  • Control Module: A faulty control module can lead to erratic vehicle behavior or failure of various electronic systems due to improper signal processing.
  • Throttle: A faulty throttle body or a defective accelerator pedal position sensor may be causing inconsistent throttle response.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2018 Ford F-250 Super Duty cruise control isn't working?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

When the vehicle speed sensor fails or the wiring harness prevents signal transmission, the speedometer is the first thing that will stop functioning properly. This can be an intermittent issue where the speedometer only works occasionally, the speedometer may cease all function, or the speedometer may read erratically or incorrectly. Also, the traction control and anti lock brake warning lights specific to each vehicle may be illuminated, depending on the design of those systems. You may notice the vehicle hesitate to accelerate, cruise control will not function properly, and the vehicle may not shift properly through all of the gears.

In the event that a wheel speed sensor fails, the ABS, traction control system (TCS) and manufacturer specific stability control system lights will illuminate, informing the driver that the systems are disabled. The vehicle will be more prone to tire slip, and normal driving patterns may need to be adjusted to correct for the loss of computer control. On older vehicle's, the speedometer can be affected, causing illumination of the check engine light as well.

The cruise control switch can cause complete failure of the cruise control feature, but in a lucky scenario only partial functionality will be lost. This means that the cruise control may come on, but that it will not increase in speed automatically, or the cancel button does not work leading the driver to cancel cruise control with the foot brake. In some vehicles, the cruise control light may illuminate, or a warning message may be displayed due to lack of functionality.

What are the initial diagnostic steps to troubleshoot the non-functional cruise control in a 2018 Ford F-250 Super Duty?

When troubleshooting the non-functional cruise control in your 2018 Ford F-250 Super Duty, start with the simplest checks to avoid unnecessary complications. Begin by inspecting the cruise control fuse; a blown fuse is often the culprit behind electrical failures. Next, examine the cruise control switch located on the steering wheel, as a malfunctioning switch can prevent the system from engaging. It's also crucial to ensure that your brake lights are operational, since a faulty brake light switch can disable the cruise control entirely. Additionally, check the vehicle speed sensor, which is responsible for relaying speed information to the cruise control module; if this sensor is faulty, it can disrupt the system's functionality. Finally, consider scanning your vehicle's onboard computer for any error codes that may indicate specific issues within the cruise control system. By systematically following these steps, you can effectively diagnose and address the problem, restoring your cruise control to full working order.

What are the common problems that could cause the cruise control to stop working in a 2018 Ford F-250 Super Duty?

When the cruise control in your 2018 Ford F-250 Super Duty ceases to function, it can be frustrating, but understanding the common problems can help you diagnose the issue effectively. One of the primary culprits is a faulty brake pedal switch, which is crucial for disengaging the cruise control when the brake is applied. If this switch malfunctions, it may prevent the system from engaging at all. Additionally, issues with the speed sensor can disrupt the cruise control's ability to maintain a steady speed, leading to erratic performance or complete failure. Another potential issue is a blown fuse, which can cut power to the cruise control system entirely. If these components check out, consider the cruise control module itself; a defect here can render the system inoperable. Lastly, don’t overlook the possibility of electrical problems, such as damaged wiring or poor connections, which can also impede the cruise control's functionality. By systematically checking these areas, you can identify and address the issue, potentially saving on repair costs and restoring your vehicle's cruise control system.

How urgent is it to address the malfunctioning cruise control in a 2018 Ford F-250 Super Duty?

Addressing a malfunctioning cruise control in a 2018 Ford F-250 Super Duty is of utmost importance due to the significant safety risks it poses. A malfunction can lead to unexpected acceleration or deceleration, which can result in dangerous driving situations. Additionally, the convenience of using cruise control is compromised, affecting the overall driving experience. Ignoring these symptoms not only risks safety but can also lead to increased fuel consumption as the vehicle struggles to maintain a consistent speed. Moreover, delaying repairs may allow underlying issues to worsen, potentially resulting in more extensive and costly damage to the vehicle. Therefore, it is crucial to prioritize the repair of the cruise control system to ensure safe driving conditions and maintain the vehicle's performance.

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