2006 Ford F-350 Super Duty Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2006 Ford F-350 Super Duty 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
0%
25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2006 Ford F-350 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 2006 Ford F-350 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 throttle position sensor fails, the engine's computer tends to overcompensate with fuel, leading black exhaust coming from the tailpipe. There is a strong possibility of engine misfires, and the check engine light will come on.

Throttle position sensors can also develop "dead spots," or certain places along the throttle curve where it doesn't get a reading. When this happens, the above symptoms can occur but then stop when you further press or let off the gas pedal.

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 2006 Ford F-350 Super Duty?

When troubleshooting the non-functional cruise control in a 2006 Ford F-350 Super Duty, it's essential to adopt a systematic diagnostic approach. Begin by checking the fuse associated with the cruise control system, as a blown fuse is a straightforward issue that can easily be resolved. Next, inspect the wiring for any signs of damage or loose connections, as faulty wiring can disrupt the system's functionality. Testing the cruise control switch is also crucial, as a malfunctioning switch is a common culprit behind cruise control failures. Utilizing a diagnostic scanner to check for error codes can provide valuable insights into specific issues affecting the system. If your vehicle employs a vacuum-operated cruise control, examining the vacuum lines for leaks or damage is vital, as these can significantly impact performance. Lastly, ensure that the speed sensors are functioning correctly, as they play a critical role in maintaining the set speed. By following this structured approach, you can effectively diagnose and potentially resolve the cruise control issues in your Ford F-350, making your DIY troubleshooting efforts more efficient and successful.

What are the common problems that could cause the cruise control to stop working in a 2006 Ford F-350 Super Duty?

When addressing cruise control issues in a 2006 Ford F-350 Super Duty, it's crucial to understand the common problems that may be at play. A faulty brake pedal switch is often the first suspect, as it can interfere with the system's ability to engage or disengage properly. Additionally, a defective speed sensor can disrupt the cruise control's capacity to maintain a steady speed, leading to inconsistent performance. It's also advisable to inspect the fuses related to the cruise control system, as a blown fuse can render the entire system inoperative. Furthermore, vacuum leaks can significantly impact the functionality of the cruise control, preventing it from maintaining the desired speed. Lastly, a malfunctioning cruise control module may be the underlying issue, hindering the system's overall operation. By methodically examining these potential problems, you can effectively diagnose the cause of the cruise control failure and implement the necessary repairs to restore its functionality.

How urgent is it to address the non-functioning cruise control in a 2006 Ford F-350 Super Duty?

Addressing the non-functioning cruise control in a 2006 Ford F-350 Super Duty is important, even if it may not seem urgent at first glance. While the vehicle remains drivable without this feature, neglecting the repair can lead to increased driver fatigue during long trips, as the convenience of maintaining a steady speed is lost. Moreover, a malfunctioning cruise control system could indicate underlying electrical or mechanical issues that, if left unaddressed, might escalate into more significant problems, potentially compromising vehicle safety. Timely repairs not only enhance the driving experience but also ensure that all systems are functioning optimally, preventing future inconveniences and maintaining the vehicle's overall performance. Therefore, while it may not be an immediate emergency, prioritizing the repair of the cruise control system is a wise decision for any F-350 owner looking to ensure their vehicle remains reliable and safe on the road.

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