2014 Hyundai Elantra Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2014 Hyundai Elantra and How to Fix Them

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Reviewed by
Andrew Hajjar
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 2014 Hyundai Elantra cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty sensor can lead to incorrect readings, causing issues with engine performance or triggering warning lights on the dashboard.
  • Control Module: A faulty control module can result in 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 acceleration and poor engine 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 Hyundai Elantra 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.

What are the steps to diagnose the non-functioning cruise control in a 2014 Hyundai Elantra?

To diagnose the non-functioning cruise control in a 2014 Hyundai Elantra, start by checking the control module, throttle, and sensors, as these are the most frequent culprits behind cruise control failures. Begin with a visual inspection of these components for any signs of damage or wear. If everything appears intact, utilize diagnostic tools to assess the control module and sensors for any error codes that may indicate specific issues. It’s also beneficial to consult resources like RepairPal, which can provide valuable insights into common problems and potential repair costs associated with your vehicle. If you suspect throttle issues, addressing them may restore functionality to the cruise control system. By systematically evaluating these components, you can effectively identify and resolve the underlying issues affecting your cruise control.

What common issues cause cruise control failure in a 2014 Hyundai Elantra?

When diagnosing cruise control failure in a 2014 Hyundai Elantra, it's essential to consider several common issues that may be at play. One of the primary culprits is a malfunctioning control module, which can disrupt the communication between the cruise control system and the vehicle's engine management. Additionally, problems with sensors or switches, such as a faulty throttle position sensor, can prevent the cruise control from engaging properly. Throttle actuation issues may also arise, where the throttle does not respond as expected, leading to erratic cruise control behavior. Furthermore, inspect the wiring and connections, as damaged or corroded wires can impede the system's functionality. While some of these issues can be addressed through DIY repairs, it is often advisable to consult a professional for a thorough diagnosis to ensure that the root cause is accurately identified and resolved.

How urgent is it to address the malfunctioning cruise control in a 2014 Hyundai Elantra?

Addressing a malfunctioning cruise control in a 2014 Hyundai Elantra is not just a matter of convenience; it is crucial for maintaining safety and vehicle performance. Ignoring symptoms of a faulty cruise control system can lead to more severe issues, such as erratic acceleration or unexpected deceleration, which can pose significant safety risks on the road. Additionally, a malfunctioning system may trigger warning messages, indicating that professional inspection is necessary. Common causes of these issues, such as failed control modules or faulty brake switches, can escalate if left unaddressed, potentially leading to costly repairs or even compromising the vehicle's overall functionality. Therefore, it is essential for DIY enthusiasts to prioritize diagnosing and fixing cruise control problems promptly to ensure a safer and more enjoyable driving experience.

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