2020 Kia Telluride Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2020 Kia Telluride and How to Fix Them

Find Repair Location
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 2020 Kia Telluride 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 Telluride 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 2020 Kia Telluride?

To effectively diagnose a cruise control issue in a 2020 Kia Telluride, it's essential to adopt a systematic approach that begins with the simplest checks before progressing to more complex diagnostics. Start by inspecting the cruise control fuse, as a blown or damaged fuse can easily disrupt the system's functionality. Next, examine the cruise control buttons on the steering wheel to ensure they are operational and not stuck, as this can prevent engagement. Utilizing an OBD-II scanner to check for error codes can provide valuable insights into any underlying issues. Following this, inspect the speed sensors, which are critical for the cruise control system's performance, and ensure they are functioning correctly. Additionally, verify that the brake and clutch switches are working properly, as these components are designed to disengage the cruise control when either pedal is pressed. If these initial checks do not reveal the problem, proceed to test the cruise control module to confirm it is sending and receiving signals as intended. Finally, inspect the wiring and connections for any signs of damage or corrosion, as these can also lead to cruise control malfunctions. By following this structured diagnostic approach, you can efficiently identify and address the root cause of the cruise control issue in your Kia Telluride.

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

When dealing with cruise control issues in a 2020 Kia Telluride, it's essential to understand the common problems that may arise. One frequent culprit is a faulty brake pedal switch, which is crucial for disengaging the cruise control when the brake is applied. If this switch malfunctions, it can prevent the system from engaging properly. Additionally, speed sensor issues can disrupt the cruise control's functionality, as the system relies on accurate speed readings to maintain a set speed. Another potential problem is a blown fuse within the cruise control system, which can halt its operation entirely and requires a simple fuse replacement to fix. Furthermore, a malfunction in the throttle control system, such as a faulty throttle position sensor, can hinder the cruise control's ability to sustain a consistent speed. Lastly, problems with the Electronic Control Module (ECM), which oversees various vehicle functions including cruise control, can also lead to failures. If you experience any of these issues, it is advisable to consult a qualified mechanic for a thorough inspection and diagnosis to ensure your cruise control system is restored to proper working order.

How urgent is it to address the malfunctioning cruise control in a 2020 Kia Telluride?

When it comes to a malfunctioning cruise control system in your 2020 Kia Telluride, urgency is key. Ignoring this issue can lead to unexpected acceleration or deceleration, creating a significant safety hazard on the road. Not only does this compromise your safety, but it can also affect the comfort and convenience of your driving experience. Additionally, a malfunctioning cruise control can lead to increased fuel consumption, which not only impacts your wallet but may also cause undue stress on other vehicle components, potentially leading to more costly repairs down the line. For those considering a DIY approach, it’s crucial to recognize that while some issues may seem minor, they can escalate quickly if not addressed. Therefore, taking prompt action to diagnose and repair the cruise control system is essential for maintaining both the safety and performance of your vehicle. If you're unsure about the repair process, seeking professional assistance is highly recommended to ensure that the issue is resolved effectively.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.