2010 Hyundai Genesis Coupe Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2010 Hyundai Genesis Coupe and How to Fix Them

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Reviewed by
Aisha
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 2010 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 2010 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 2010 Hyundai Genesis Coupe?

When diagnosing a cruise control issue in a 2010 Hyundai Genesis Coupe, it's essential to adopt a systematic approach that begins with the simplest solutions before progressing to more complex diagnostics. Start by checking for any error codes using an OBD-II scanner, as this can provide immediate insights into potential electronic faults. Next, inspect and clean the sensor areas, particularly if your vehicle is equipped with adaptive cruise control, since dirt can lead to intermittent failures. Pay close attention to the brake light switch, as a malfunction here can prevent the cruise control from engaging; ensure it activates the tail lights correctly when the brake pedal is pressed. Additionally, verify that the brake switch is not stuck in the 'on' position, as this can also disrupt the cruise control functionality. If the issue persists, examine the ABS and wheel sensors, as faults in these components can trigger warning lights and affect cruise control performance. For vehicles with adaptive cruise control, consider the radar module and Hydraulic Electronic Control Unit (HECU) as potential culprits, which may require professional diagnosis. Lastly, test the cruise control switch and steering wheel buttons to ensure they are sending the correct signals. If all else fails, a simple system reset by turning the car off and on may provide a temporary fix, but be aware that this indicates a deeper issue that may need professional attention. By following this structured diagnostic approach, you can effectively identify and address the root cause of the cruise control problem in your Hyundai Genesis Coupe.

What are the common problems that could cause the cruise control to stop working in a 2010 Hyundai Genesis Coupe?

When troubleshooting cruise control issues in a 2010 Hyundai Genesis Coupe, it's essential to consider several common problems that could be at play. One of the first things to check is the fuse dedicated to the cruise control system; a blown fuse can easily disrupt functionality and is a straightforward fix. Next, inspect the brake pedal switch, as a malfunction here can falsely signal that the brakes are engaged, preventing the cruise control from activating. Additionally, the speed sensor plays a critical role in the operation of the cruise control; if it fails, you may also notice erratic behavior in the speedometer. For older models, the vacuum actuator and associated hoses or cables can wear out or become damaged, leading to a loss of control over speed maintenance. Furthermore, issues with the steering wheel switch or the clockspring can interrupt the electrical signals necessary for cruise control operation. Lastly, if your vehicle is equipped with advanced cruise control features, problems with the radar module or the HECU (ABS) module may also be responsible for the malfunction. By systematically checking these components, you can effectively diagnose and address the underlying issues affecting your cruise control system.

How urgent is it to address the non-functioning cruise control in a 2010 Hyundai Genesis Coupe?

Addressing the non-functioning cruise control in a 2010 Hyundai Genesis Coupe is more urgent than it may initially seem. While it might appear to be a mere inconvenience, the failure of this system can signal deeper issues that could compromise your vehicle's safety. For instance, if the cruise control is not operational due to a faulty brake pedal switch, it may not only prevent the cruise control from engaging but also affect the brake lights, leading to dangerous situations on the road. Additionally, a malfunctioning speed sensor can disrupt not just the cruise control but also the speedometer and overall engine performance, potentially resulting in more severe mechanical failures. Ignoring these symptoms can lead to escalating repair costs and safety risks, as problems with the ABS or traction control systems can also manifest through a non-functioning cruise control. Therefore, it is crucial to prioritize a professional inspection to diagnose and resolve these issues promptly, ensuring the reliability and safety of your vehicle. Taking action now can prevent minor inconveniences from evolving into significant hazards on the road.

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Troubleshooting 2010 Hyundai Genesis Coupe Cruise Control Issues