2020 Kia Forte Cruise Control Isn't Working

Troubleshooting Common Issues with Cruise Control in Your 2020 Kia Forte 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
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25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2020 Kia Forte 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 2020 Kia Forte 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 steps should I take to diagnose the cruise control issue in my 2020 Kia Forte?

To effectively diagnose the cruise control issue in your 2020 Kia Forte, begin with a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Start by examining the cruise control fuse, as a blown fuse can easily disrupt functionality. Next, inspect the cruise control buttons on your steering wheel for any signs of damage or debris that could hinder their operation. If these initial checks do not reveal the problem, utilize an OBD-II scanner to identify any error codes that may provide insight into the issue. Following this, assess the condition of the speed sensors, which are vital for the cruise control system's performance. If everything appears normal, proceed to test the cruise control module to ensure it is functioning correctly and communicating with the vehicle's computer. Finally, inspect the wiring and connections associated with the cruise control system for any damage or loose connections. By following this structured diagnostic approach, you can efficiently identify and address the underlying cause of the cruise control malfunction in your Kia Forte.

What are the common problems that could cause the cruise control to stop working in a 2020 Kia Forte?

When the cruise control in your 2020 Kia Forte ceases to function, there are several common issues you can troubleshoot on your own. Start by checking the brake pedal switch, as a faulty switch can prevent the cruise control from engaging or disengaging properly. Next, inspect the speed sensor, which is crucial for accurate speed readings; any malfunction here can disrupt the cruise control's operation. Additionally, a blown fuse in the cruise control system may be the culprit, so examining the fuse box for any damaged fuses is a wise step. You should also consider the throttle control system, as any issues here can hinder the cruise control's ability to maintain a steady speed. Lastly, keep an eye out for any electrical problems, such as wiring issues or a malfunctioning control module, which can also lead to cruise control failure. By systematically checking these components, you may be able to identify and resolve the issue without needing to visit a mechanic.

How urgent is it to address the malfunctioning cruise control in my 2020 Kia Forte?

When it comes to the malfunctioning cruise control in your 2020 Kia Forte, the urgency of addressing the issue cannot be overstated. A malfunctioning system can lead to unexpected acceleration or deceleration, creating hazardous driving conditions that could result in accidents. Moreover, such issues may signal deeper problems within your vehicle's electronic systems or sensors, which could compromise other critical functions. Ignoring these symptoms not only risks your safety but can also lead to decreased fuel efficiency and increased wear on your vehicle, ultimately resulting in more costly repairs. By promptly addressing the cruise control malfunction, you not only enhance your safety on the road but also protect your investment in your vehicle, preventing further damage and saving money in the long run.

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