2014 Kia Rio Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2014 Kia Rio 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 2014 Kia Rio cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty sensor can lead to incorrect readings, causing issues with engine performance or triggering warning lights on the dashboard.
  • Control Module: A faulty control module can result in 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 acceleration and poor engine 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 2014 Kia Rio 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 common problems that could cause the cruise control to stop working in a 2014 Kia Rio?

When the cruise control in your 2014 Kia Rio ceases to function, it can be frustrating, but understanding the common problems can help you diagnose the issue. One frequent culprit is a failed control module, sensor, or switch, which are essential for the cruise control system to operate correctly. Additionally, throttle actuation problems can prevent the system from maintaining speed, while a blown fuse or a defective brake pedal switch can interrupt the cruise control's functionality. In some cases, issues with the throttle control system or the anti-lock braking system (ABS) may also be at play. For older models, a broken vacuum line can lead to similar malfunctions. If you suspect that the control module, which acts as the vehicle's computer, is malfunctioning, it may require further inspection. While some of these issues can be addressed through DIY methods, consulting a qualified mechanic is advisable for a thorough diagnosis and repair, ensuring your cruise control system is restored to working order.

How urgent is it to address the malfunctioning cruise control in a 2014 Kia Rio?

When dealing with a malfunctioning cruise control in a 2014 Kia Rio, it's essential to recognize the urgency of the situation. While cruise control may not seem critical to the vehicle's overall performance, neglecting this issue can lead to increased driver fatigue and discomfort during long drives, as you may find yourself constantly pressing the gas pedal. Additionally, a malfunctioning system can impact fuel efficiency, leading to higher fuel costs over time. More importantly, certain underlying problems, such as defective brake pedal switches or throttle control issues, could pose safety risks if left unaddressed. Therefore, it is advisable to diagnose and repair cruise control issues promptly to maintain driving comfort and ensure safety on the road. Taking action sooner rather than later can prevent further complications and enhance your overall driving experience.

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Cruise Control Malfunction in 2014 Kia Rio