2019 Ford Fiesta Cruise Control Isn't Working

Troubleshooting Common Issues with Cruise Control in Your 2019 Ford Fiesta 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
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25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2019 Ford Fiesta 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 2019 Ford Fiesta 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-functioning cruise control in a 2019 Ford Fiesta?

When faced with a non-functioning cruise control in a 2019 Ford Fiesta, start your troubleshooting by checking the cruise control fuse, as a blown fuse can easily disrupt the system's operation. Next, ensure that the cruise control settings are correctly configured according to the vehicle's manual, as incorrect settings can prevent activation. If these initial checks do not resolve the issue, use a diagnostic scanner to look for any error codes that may indicate specific problems within the cruise control system. Additionally, inspect the cruise control buttons on the steering wheel for any signs of damage or malfunction, as these controls are crucial for operation. Finally, test the brake pedal switch, since the cruise control system is designed to disengage when the brake is pressed; a faulty switch could be the culprit behind the malfunction. By following this structured approach, you can effectively diagnose and potentially resolve the issue with your cruise control system.

What are the common problems that could cause the cruise control to stop working in a 2019 Ford Fiesta?

When troubleshooting cruise control issues in a 2019 Ford Fiesta, it's essential to consider several common problems that could be at play. One of the first things to check is the fuse associated with the cruise control system; a blown fuse can easily disrupt its functionality. Additionally, the brake pedal switch is crucial, as it must function correctly to allow the cruise control to engage; if it's faulty, the system may deactivate unexpectedly. Another area to inspect is the speed sensor, which is responsible for relaying the vehicle's speed to the cruise control system; any malfunction here can prevent the system from maintaining a set speed. Furthermore, issues with the throttle control can also hinder cruise control performance, as it directly affects how the vehicle accelerates and decelerates. Lastly, the cruise control module itself may be faulty, or there could be underlying electrical problems that impact the entire system. By systematically checking these components, DIYers can often identify the root cause of cruise control failure and take appropriate steps to resolve the issue.

How urgent is it to address the malfunctioning cruise control in a 2019 Ford Fiesta?

When it comes to a malfunctioning cruise control in a 2019 Ford Fiesta, the urgency of addressing the issue cannot be overstated. A faulty cruise control system can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which poses a significant safety risk not only to the driver but also to other road users. For DIY enthusiasts, understanding the potential consequences of neglecting this issue is crucial. Promptly diagnosing and repairing the cruise control can enhance the overall performance of the vehicle, ensuring that all systems function harmoniously. Additionally, addressing the problem early can prevent it from escalating into more severe issues that could result in costly repairs down the line. Therefore, if you notice any irregularities with your cruise control, it is essential to take action swiftly to maintain both safety and vehicle integrity.

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