2010 Hyundai Azera Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2010 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 2010 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 2010 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.

When the vehicle speed sensor fails or the wiring harness prevents signal transmission, the speedometer is the first thing that will stop functioning properly. This can be an intermittent issue where the speedometer only works occasionally, the speedometer may cease all function, or the speedometer may read erratically or incorrectly. Also, the traction control and anti lock brake warning lights specific to each vehicle may be illuminated, depending on the design of those systems. You may notice the vehicle hesitate to accelerate, cruise control will not function properly, and the vehicle may not shift properly through all of the gears.

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 Azera?

When diagnosing a cruise control issue in a 2010 Hyundai Azera, it's essential to adopt a systematic approach that begins with the simplest solutions before progressing to more complex diagnostics. Start by checking the fuse associated with the cruise control system, as a blown fuse can easily disrupt functionality. Next, inspect the brake pedal switch, which is critical for cruise control operation; ensure it is undamaged and properly connected. The speed sensor also plays a vital role, so examine it for any signs of wear or damage. If your Azera utilizes a vacuum actuator, inspect it along with the associated hoses and cables for any leaks or breaks. Utilizing a code reader can provide valuable insights into any electronic issues, helping to pinpoint the malfunctioning component. Don’t forget to test the cruise control switches on the steering wheel for continuity, as faulty switches can prevent the system from engaging. Additionally, check for any ground issues that may affect the system's performance. After making necessary repairs, a test drive will confirm whether the cruise control is functioning correctly. By following this structured diagnostic approach, you can effectively identify and resolve cruise control issues in your vehicle.

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

When dealing with cruise control issues in a 2010 Hyundai Azera, it's essential to understand the common problems that may arise. One frequent culprit is a blown fuse, which can disrupt the entire cruise control system. If you suspect this is the case, check the fuse box for any damaged fuses and replace them as needed. Another common issue is a failing brake pedal switch; if this switch is malfunctioning, it may incorrectly signal that the brakes are engaged, preventing the cruise control from activating. Inspecting and potentially replacing this switch can often resolve the problem. Additionally, a faulty speed sensor can lead to cruise control failure, as it provides critical speed data to the system. If you notice issues with your speedometer alongside cruise control problems, the speed sensor may need attention. While less common in newer models, damaged vacuum actuators or hoses can also affect cruise control functionality, particularly in vehicles with older mechanical systems. Furthermore, issues with the clock spring in the steering column or the cruise control switch itself can lead to intermittent failures. Lastly, poor electrical grounding can cause erratic behavior in the cruise control system, so checking the wiring and connections is crucial. By systematically addressing these potential issues, you can effectively troubleshoot and restore the cruise control functionality in your Hyundai Azera.

How urgent is it to address the malfunctioning cruise control in a 2010 Hyundai Azera?

When dealing with a malfunctioning cruise control in a 2010 Hyundai Azera, it is crucial to recognize the urgency of the situation. While the vehicle may still be operable without cruise control, neglecting this issue can lead to significant safety risks. A malfunctioning system may fail to disengage properly, resulting in unexpected acceleration or deceleration, which can be dangerous in various driving conditions. Additionally, the underlying cause of the cruise control failure could indicate broader electrical or mechanical problems that may affect other critical systems in your vehicle, such as the brake lights or speedometer. Therefore, it is advisable to prioritize a thorough inspection by a qualified mechanic to diagnose the issue promptly. Addressing the malfunction not only enhances your safety on the road but also helps prevent further complications that could arise from ignoring the symptoms.

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Diagnosing Cruise Control Problems in 2010 Hyundai Azera