2011 Hyundai Genesis Coupe Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2011 Hyundai Genesis Coupe 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 Hyundai Genesis Coupe 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 2011 Hyundai Genesis Coupe 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 2011 Hyundai Genesis Coupe?

To effectively diagnose a cruise control issue in a 2011 Hyundai Genesis Coupe, start with a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Begin by inspecting the control module, throttle, and associated sensors, as these components are often the culprits behind cruise control malfunctions. Pay close attention to the behavior of the cruise control system; for instance, if it activates unexpectedly or fails to disengage when the brake is pressed, these symptoms can provide critical clues. Additionally, keep an eye out for any warning lights on the dashboard, particularly the check engine light, which may indicate underlying problems. Utilizing a diagnostic tool to scan for any Diagnostic Trouble Codes (DTC) can further pinpoint issues, even if no codes are present, as a faulty brake switch might still be at play. Don’t overlook the cruise control buttons themselves; if they are unresponsive or inconsistent, this could signal a problem with the control unit. Remember that the cruise control system has a failsafe mechanism, so ensure that the brakes have been applied since starting the vehicle before attempting to engage the cruise control. If these steps do not resolve the issue, seeking assistance from a professional mechanic may be necessary for a comprehensive diagnosis and repair.

What causes cruise control failure in a 2011 Hyundai Genesis Coupe?

When diagnosing cruise control failure in a 2011 Hyundai Genesis Coupe, it's essential to consider several common problems that could be at play. One of the primary culprits is a malfunctioning control module, sensor, or switch, which can disrupt the system's ability to function correctly. Additionally, issues with throttle actuation, particularly a failing throttle position sensor, can lead to erratic engine behavior, such as excessive fuel consumption and black exhaust emissions. Another frequent issue is the cruise control switch itself, which may either fail completely or lose partial functionality, preventing the system from engaging or maintaining speed. In some instances, drivers may notice that the cruise control does not hold speed effectively, and attempts to reset or set the cruise may trigger a malfunction indicator light, necessitating a restart of the vehicle to regain functionality. Addressing these issues promptly is crucial for restoring the cruise control system's reliability and ensuring a smooth driving experience.

How urgent is it to address the malfunctioning cruise control in a 2011 Hyundai Genesis Coupe?

Addressing the malfunctioning cruise control in a 2011 Hyundai Genesis Coupe is crucial due to the potential safety risks and performance issues it can cause. A malfunctioning system can lead to unexpected speed changes, which are particularly dangerous on highways where maintaining a consistent speed is essential for safe driving. Additionally, neglecting this issue can impact the vehicle's overall performance, affecting acceleration and the accuracy of the speedometer, which can further complicate driving conditions. While it may not seem like an immediate emergency, the convenience of cruise control during long drives cannot be overlooked; a malfunction can make journeys more tiring and uncomfortable. Therefore, it is advisable to conduct preliminary diagnostic steps, such as checking for blown fuses, to ensure that the cruise control system is functioning properly. Timely attention to these symptoms not only enhances safety but also preserves the vehicle's performance and driving comfort.

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