Ford Five Hundred Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your Ford Five Hundred and How to Fix Them

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Reviewed by
Bo Fader
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 Ford Five Hundred 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 Ford Five Hundred 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.

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.

Troubleshooting Cruise Control Issues in a Ford Five Hundred

When troubleshooting cruise control issues in your Ford Five Hundred, start with the most straightforward checks before delving into more complex diagnostics. Begin by inspecting the cruise control button on the steering wheel; ensure it is free of debris and functioning properly, as a stuck button can prevent the system from activating. Next, examine the control module, sensor, and throttle for any visible signs of wear or damage, as these components are often culprits in cruise control failures. If these initial checks do not resolve the issue, consider resetting the accelerator pedal computer, which can sometimes rectify electronic glitches affecting the cruise control system. If problems persist, it may be necessary to conduct a more thorough diagnostic of the vehicle’s electrical systems and components, as a malfunctioning control module or sensor may require replacement. By following this methodical approach, you can effectively identify and address the root cause of cruise control issues in your Ford Five Hundred, ensuring a smoother driving experience.

What Are the Common Problems Causing Cruise Control Issues in a Ford Five Hundred?

When troubleshooting cruise control issues in a Ford Five Hundred, it's essential to consider several common problems that may be at play. Throttle problems are often a primary culprit, as they can disrupt the system's ability to maintain speed. Additionally, sensor malfunctions, particularly with the brake pedal position sensor or the PRNDL/shifter position switch, can prevent the cruise control from engaging or functioning correctly. The Control Module is another critical component that should be examined, as it plays a vital role in the operation of the cruise control system. Furthermore, a faulty switch on the brake master cylinder, which has been subject to recalls, can also lead to significant issues. Lastly, don't overlook the possibility of blown fuses, as these can interrupt the power supply to the cruise control system, resulting in malfunctions. By systematically checking these areas, DIYers can effectively diagnose and address cruise control problems, ensuring a safer and more reliable driving experience.

Why is the Cruise Control Not Working in a Ford Five Hundred?

When the cruise control in your Ford Five Hundred malfunctions, it’s crucial to address the issue without delay. Ignoring symptoms such as unresponsive controls or sudden disengagement can lead to unsafe driving conditions, particularly on long trips where maintaining speed is essential for safety. A failed control module or a defective brake pedal switch not only affects your cruise control but can also compromise your vehicle's braking system, increasing the risk of accidents. Additionally, if the check engine light is illuminated, it may indicate underlying engine problems that could escalate into more significant issues if left unresolved. Furthermore, older systems may suffer from broken vacuum lines, which can lead to erratic throttle responses, further complicating your driving experience. By diagnosing and fixing these issues promptly, you not only restore the functionality of your cruise control but also ensure a safer driving environment for yourself and others on the road.

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