2011 Lincoln MKS Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2011 Lincoln MKS 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 2011 Lincoln MKS 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 2011 Lincoln MKS 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.

What are the initial diagnostic steps to troubleshoot the non-functional cruise control in a 2011 Lincoln MKS?

When faced with a non-functional cruise control in a 2011 Lincoln MKS, it's crucial to adopt a systematic diagnostic approach. Start by checking the cruise control fuse, as a blown fuse can easily disrupt the system's operation. Next, inspect the cruise control switch to ensure it is functioning correctly; a faulty switch may prevent the system from engaging. It's also important to verify the speed sensors, as any malfunction here can directly impact cruise control performance. Utilizing a diagnostic scanner to check for error codes can provide valuable insights into specific issues affecting the system. Lastly, don't overlook the brake lights; if they are not working properly, it can interfere with the cruise control's functionality. By following these steps, you can effectively narrow down the potential causes of the problem and take the necessary actions to restore your cruise control system.

What are the common problems that could cause the cruise control to stop working in a 2011 Lincoln MKS?

When troubleshooting cruise control issues in a 2011 Lincoln MKS, 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 disengage the cruise control when the brake is applied; if this switch malfunctions, it can prevent the system from engaging. Additionally, issues with the speed sensor can disrupt the cruise control's ability to maintain a steady speed, as the system relies on accurate speed readings to function correctly. Another potential issue is a blown fuse within the cruise control circuit, which can easily be checked in the fuse box. Furthermore, a malfunctioning throttle control system may hinder the cruise control's performance, making it difficult for the system to engage or disengage as needed. The Electronic Control Module (ECM) is also critical, as any problems here can affect multiple vehicle systems, including cruise control. Lastly, vacuum leaks in the engine can interfere with the cruise control's operation, so inspecting for and repairing any leaks is advisable. By systematically addressing these common issues, you can effectively troubleshoot and potentially resolve the cruise control problems in your Lincoln MKS. If these steps do not yield results, seeking assistance from a qualified mechanic is recommended for a thorough diagnosis.

How urgent is it to address the malfunctioning cruise control in a 2011 Lincoln MKS?

When dealing with a malfunctioning cruise control in a 2011 Lincoln MKS, the urgency of addressing the issue cannot be overstated. Cruise control is designed to enhance driving comfort by maintaining a consistent speed, but when it fails, it can lead to serious safety concerns. Minor issues, such as a non-responsive button, may seem trivial, yet they can escalate into more significant problems, including unintended acceleration or the system becoming stuck at high speeds. These scenarios not only compromise your driving experience but also pose a risk of accidents, making it imperative to act swiftly. Ignoring these symptoms can lead to further damage to the vehicle and increase the likelihood of dangerous situations on the road. Therefore, if you notice any irregularities with your cruise control, it is crucial to seek professional assistance promptly to ensure your safety and the proper functioning of your vehicle. Prioritizing these repairs will not only enhance your driving experience but also safeguard you and others on the road.

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