2017 Hyundai Azera Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2017 Hyundai Azera 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 2017 Hyundai Azera 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 2017 Hyundai Azera 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 2017 Hyundai Azera?

When diagnosing a cruise control issue in a 2017 Hyundai Azera, it's crucial to follow a methodical approach that prioritizes simpler checks before delving into more complex diagnostics. Begin by inspecting the cruise control fuse located in the fuse box, as a blown fuse can disrupt the system's operation. Next, examine the cruise control buttons on the steering wheel for any visible damage or wear that might affect their functionality. Utilizing an OBD-II scanner to check for error codes can reveal any underlying issues with the cruise control system. If no immediate problems are identified, test the cruise control module to confirm it is working properly. Additionally, ensure that the speed sensors are functioning correctly, as they are essential for cruise control operation. It's also important to verify that the brake lights are operational, since a faulty brake light switch can inadvertently disable the cruise control. Finally, inspect the vacuum lines for any leaks or damage, as these can significantly impact performance. If the issue remains unresolved after these steps, seeking assistance from a professional mechanic or a Hyundai dealership is advisable. By following this structured diagnostic process, you can effectively troubleshoot and potentially resolve the cruise control issue in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2017 Hyundai Azera?

When troubleshooting cruise control issues in a 2017 Hyundai Azera, it's essential to understand the common problems that may be at play. One frequent culprit is a faulty brake pedal switch, which is designed to disengage the cruise control when the brake is applied; if this switch malfunctions, it can prevent the system from engaging. Additionally, speed sensor issues can disrupt the cruise control's ability to maintain a steady speed, as the system relies on accurate speed readings to function correctly. Another potential problem is a blown fuse within the cruise control system, which can easily be checked and replaced if necessary. Throttle control malfunctions can also hinder the cruise control's performance, as they affect the system's ability to adjust speed. Furthermore, problems with the Electronic Control Module (ECM) can impact various vehicle systems, including cruise control, making it crucial to ensure the ECM is functioning properly. Lastly, wiring issues, such as damaged or loose connections, can disrupt the operation of the cruise control system. By systematically addressing these common issues, you can effectively troubleshoot and potentially resolve the cruise control problems in your Hyundai Azera.

How urgent is it to address the malfunctioning cruise control in a 2017 Hyundai Azera?

Addressing a malfunctioning cruise control in a 2017 Hyundai Azera is of utmost importance due to the immediate safety risks it poses. A faulty system can lead to unexpected acceleration or deceleration, which can result in dangerous driving conditions and increase the likelihood of accidents. Moreover, such malfunctions may signal deeper issues within the vehicle's electronic systems or sensors, potentially affecting overall performance and reliability. Ignoring these symptoms not only compromises safety but can also lead to decreased fuel efficiency and accelerated wear on the vehicle, resulting in more costly repairs down the line. Therefore, it is crucial for DIY enthusiasts to prioritize the diagnosis and repair of cruise control issues promptly, ensuring both the safety of the driver and the longevity of the vehicle.

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2017 Hyundai Azera Cruise Control Issues: Causes & Repairs