2014 Tesla S Cruise Control Isn't Working

Fixing Cruise Control Issues in Your 2014 Tesla S

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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 2014 Tesla S 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.

What are the initial diagnostic steps to troubleshoot the non-functioning cruise control in a 2014 Tesla S?

When faced with a non-functioning cruise control in a 2014 Tesla Model S, it's crucial to start with a systematic diagnostic approach. Begin by checking the cruise control settings on the touchscreen display to confirm that it is activated and configured correctly. Next, look for any error messages or warnings on the dashboard that might indicate the system is disabled. It's also important to inspect the vehicle's speed sensors, as any obstruction or damage can hinder functionality. Additionally, examine the brake pedal switch to ensure it is operating properly, as a malfunction here can interfere with cruise control engagement. Don't overlook the wiring and connections associated with the cruise control system; any signs of damage or loose connections could be the culprit. If you have access to diagnostic tools, scanning for error codes can provide valuable insights into the underlying issue. By following these steps, you can effectively troubleshoot and potentially resolve the cruise control problem in your Tesla Model S.

What are the common problems that could cause the cruise control to malfunction in a 2014 Tesla S?

When troubleshooting cruise control malfunctions in a 2014 Tesla Model S, it's crucial to understand the common problems that may arise. One of the primary issues could be sensor-related, where the sensors responsible for detecting speed and distance may fail, leading to inaccurate readings and system errors. Additionally, software glitches can disrupt the cruise control's functionality, often requiring a software update or reset to resolve. Electrical malfunctions are another potential culprit, as faulty wiring or components can interfere with the system's operation. Mechanical failures, particularly in the throttle or brake systems, can also impact cruise control performance, necessitating a thorough inspection of these parts. Lastly, improper calibration of the cruise control system can result in erratic behavior, making it essential to ensure that the system is correctly calibrated for optimal performance. Addressing these issues promptly not only enhances the safety of your driving experience but also ensures the efficient operation of your vehicle's cruise control system.

How urgent is it to address the malfunctioning cruise control in a 2014 Tesla S?

When dealing with a malfunctioning cruise control in a 2014 Tesla Model S, the urgency of the situation cannot be overstated. Cruise control is designed to enhance driving convenience by maintaining a steady speed, but when it fails, it can compromise both comfort and safety. A malfunctioning system may hinder your ability to control the vehicle's speed effectively, increasing the risk of accidents, especially in high-traffic situations. Moreover, issues with the cruise control could signal deeper problems within the vehicle's electrical system, which, if left unaddressed, might escalate into more severe and costly repairs. Promptly addressing cruise control issues not only ensures your safety on the road but also helps maintain the vehicle's performance and longevity. Therefore, if you notice any irregularities with your cruise control, it is advisable to investigate and resolve the issue as soon as possible to prevent further complications.

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Troubleshooting 2014 Tesla Model S Cruise Control Problems