2016 Hyundai Genesis Coupe Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2016 Hyundai Genesis Coupe and How to Fix Them

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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 2016 Hyundai Genesis Coupe 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 2016 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.

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 2016 Hyundai Genesis Coupe?

To effectively diagnose a non-functioning cruise control in a 2016 Hyundai Genesis Coupe, begin with the most accessible components. Start by checking the brake light switch, as a malfunction here can prevent the cruise control from engaging. Inspect the switch for any visible damage and replace it if necessary. Next, examine the cruise control buttons on the steering wheel; ensure they are operational and free from debris or damage. If the buttons are unresponsive, consider cleaning or replacing them. Following this, check the vehicle's fuse box for any blown fuses related to the cruise control system, as a blown fuse can disrupt functionality. If these initial checks do not resolve the issue, proceed to inspect the speed sensors, which are vital for cruise control operation. Use a scan tool to identify any trouble codes that may indicate sensor problems. Additionally, keep an eye on the ABS and traction control lights; if they are illuminated, it may point to issues with the ABS system that could affect cruise control. If your vehicle has a vacuum-actuated system, inspect the vacuum actuator and associated hoses for leaks or damage. Finally, connect a scan tool to the vehicle's ECU to gather more diagnostic information, and after making any necessary repairs, take the car for a test drive to ensure the cruise control is functioning correctly. This systematic approach will help you identify and resolve the issue effectively.

What are the common problems that could cause the cruise control to stop working in a 2016 Hyundai Genesis Coupe?

When troubleshooting cruise control issues in a 2016 Hyundai Genesis Coupe, it's essential to understand the common problems that may arise. A faulty brake light switch is often the primary suspect, as it signals the cruise control system to disengage when the brake pedal is pressed. If this switch malfunctions, it can prevent the cruise control from engaging or cause it to disengage unexpectedly. Additionally, the cruise control buttons or switches located on the steering wheel can wear out or become damaged due to spills or cleaning products, leading to operational failures. Another critical area to inspect is the Anti-lock Braking System (ABS) and speed sensors; if these sensors are faulty, they can trigger warning lights and disrupt the cruise control functionality. In some cases, issues with the Radar module or the Hydraulic Electronic Control Unit (HECU) can also impede cruise control performance, as these components are vital for the vehicle's safety systems. Lastly, electrical or system integration problems with other vehicle systems, such as traction control, can further complicate cruise control operations. By systematically checking these components, you can effectively diagnose and potentially resolve the cruise control issues in your Hyundai Genesis Coupe.

How urgent is it to address the malfunctioning cruise control in a 2016 Hyundai Genesis Coupe?

While a malfunctioning cruise control in a 2016 Hyundai Genesis Coupe may not pose an immediate safety risk, it is essential to recognize the potential implications of ignoring this issue. The cruise control system, although primarily a convenience feature, can be indicative of underlying problems that may affect other critical vehicle systems. If you notice warning lights on your dashboard, such as the advanced smart cruise control indicator, it could signal issues with components like the ABS or electronic control suspension, which are vital for safe vehicle operation. Therefore, while the cruise control itself may not be urgent, addressing the malfunction promptly can prevent more significant problems from developing. Regular maintenance and timely checks by an authorized service location can help ensure that your vehicle remains in optimal condition, safeguarding against future complications that could arise from neglecting seemingly minor issues.

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