2014 Lincoln MKX Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2014 Lincoln MKX and How to Fix Them

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Reviewed by
Aisha
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 2014 Lincoln MKX 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 2014 Lincoln MKX 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.

What are the steps to diagnose the cruise control issue in a 2014 Lincoln MKX?

To effectively diagnose a cruise control issue in a 2014 Lincoln MKX, it's essential to adopt a systematic approach that begins with the simplest checks before progressing to more complex diagnostics. Start by examining the cruise control fuse, as a blown fuse can easily disrupt the system's functionality. Next, inspect the cruise control buttons on the steering wheel to ensure they are operational, since faulty buttons can lead to engagement problems. Utilizing an OBD-II scanner to check for error codes is a crucial step, as these codes can reveal underlying issues within the cruise control system. Additionally, verify the functionality of the vehicle's speed sensors, as they are integral to the cruise control's operation; any faults here can directly impact performance. It's also important to check the brake lights, since a malfunctioning brake light switch can prevent the cruise control from engaging altogether. Finally, inspect the vacuum lines for any leaks or damage, as compromised vacuum lines can lead to system failure. By following this structured diagnostic approach, you can efficiently identify and address the root cause of the cruise control issue in your Lincoln MKX.

What are the common problems that could cause the cruise control to stop working in a 2014 Lincoln MKX?

When troubleshooting cruise control issues in a 2014 Lincoln MKX, it's essential to consider several common problems that could be at play. One of the primary culprits is a faulty brake pedal switch, which is designed to deactivate the cruise control when the brake is pressed; if this switch malfunctions, it can prevent the system from engaging properly. Additionally, issues with the speed sensor can disrupt the vehicle's ability to maintain a constant speed, leading to cruise control failure. A blown fuse in the cruise control circuit is another potential issue that can easily be checked and replaced. Furthermore, the cruise control module itself may be faulty, which would directly affect the system's operation. Throttle control problems, such as a malfunctioning throttle position sensor, can also hinder the cruise control's performance. Electrical issues, including wiring problems or a defective cruise control switch, may contribute to the malfunction as well. Lastly, software glitches within the vehicle's onboard computer can sometimes cause the cruise control to stop working, and a simple software update or reset might resolve the issue. By systematically diagnosing these potential problems, you can effectively identify the cause of the cruise control failure and take the necessary steps to restore its functionality.

How urgent is it to address the non-functioning cruise control in a 2014 Lincoln MKX?

When it comes to a non-functioning cruise control in a 2014 Lincoln MKX, the urgency of addressing the issue cannot be overstated. While it may not seem like an immediate emergency, neglecting this problem can lead to significant inconveniences, especially during long drives where cruise control is a valuable feature for maintaining comfort and reducing fatigue. Moreover, a malfunctioning cruise control system may signal deeper issues within the vehicle's electrical system or components, such as faulty switches or speed sensors. Ignoring these symptoms could not only compromise your driving experience but also escalate into more severe problems that may require costly repairs. Therefore, it is wise to troubleshoot and resolve cruise control issues promptly, ensuring the safety and efficiency of your vehicle. By taking action early, you can prevent further damage and maintain the functionality of this essential driving aid, making your journeys safer and more enjoyable.

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