2017 Kia Cadenza Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2017 Kia Cadenza and How to Fix Them

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Reviewed by
Andrew Hajjar
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 Kia Cadenza 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 Kia Cadenza 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 cruise control issue in a 2017 Kia Cadenza?

When diagnosing a cruise control issue in a 2017 Kia Cadenza, it's essential to adopt a systematic approach that begins with the simplest solutions before progressing to more complex diagnostics. Start by checking the cruise control fuse, as a blown fuse can often be the root of the problem. Next, inspect the cruise control buttons on the steering wheel to ensure they are functioning properly and not stuck, as this can prevent the system from engaging. Utilizing an OBD-II scanner to scan for error codes can provide valuable insights into any underlying issues that may not be immediately visible. Additionally, examining the speed sensors is crucial, as they are integral to the cruise control system's operation. Ensure that all wiring connections related to the cruise control are secure and undamaged, as loose or damaged wires can disrupt functionality. Finally, test the cruise control module to confirm it is sending and receiving signals correctly. If these steps do not resolve the issue, seeking assistance from a professional mechanic with experience in Kia vehicles is advisable for a thorough diagnosis and repair. This methodical approach not only helps in identifying the problem efficiently but also saves time and resources in the DIY process.

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

When dealing with cruise control issues in a 2017 Kia Cadenza, it's essential to understand the common problems that may be at play. One frequent culprit is a faulty brake light switch, which can prevent the cruise control from engaging, as this switch is designed to disengage the system when the brakes are applied. Additionally, problems with the speed sensor can disrupt the vehicle's ability to maintain a constant speed, leading to cruise control failure. Another area to check is the fuse box; a blown fuse related to the cruise control system can halt its operation entirely. Throttle control malfunctions can also impact cruise control functionality, as the system relies on proper throttle operation to maintain speed. Furthermore, issues with the Electronic Control Module (ECM) can affect various vehicle functions, including cruise control, so it's worth investigating if other systems are also malfunctioning. Lastly, inspect the wiring and connections associated with the cruise control system for any signs of damage or loose connections, as these can significantly disrupt its operation. By systematically addressing these potential issues, you can effectively troubleshoot and resolve the cruise control problems in your Kia Cadenza.

How urgent is it to repair the non-functional cruise control in a 2017 Kia Cadenza?

When evaluating the urgency of repairing the non-functional cruise control in your 2017 Kia Cadenza, it's essential to recognize the potential risks associated with its neglect. A malfunctioning cruise control system can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which poses significant safety hazards on the road. This is particularly concerning during long drives where maintaining a steady speed is crucial for both comfort and safety. Additionally, a properly functioning cruise control system enhances the overall driving experience, allowing for a more relaxed journey without the constant need for manual speed adjustments. Furthermore, addressing this issue promptly can help preserve the resale value of your vehicle; potential buyers are often wary of cars with unresolved mechanical problems. Therefore, while the urgency may not be as immediate as other critical repairs, it is advisable to prioritize fixing the cruise control to ensure your safety, enhance driving comfort, and maintain the vehicle's value.

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