2024 Toyota Prius AWD-e Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2024 Toyota Prius AWD-e and How to Fix Them

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Reviewed by
Bo Fader
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 2024 Toyota Prius AWD-e 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 2024 Toyota Prius AWD-e 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 initial diagnostic steps to troubleshoot the non-functional cruise control in a 2024 Toyota Prius AWD-e?

When troubleshooting the non-functional cruise control in your 2024 Toyota Prius AWD-e, start with the simplest checks to avoid unnecessary complexity. Begin by inspecting the cruise control fuse; a blown fuse is a common culprit that can easily be replaced. Next, examine the cruise control switch to ensure it is operational, as a malfunctioning switch can prevent the system from engaging. Following this, check the speed sensors, which are crucial for the cruise control's functionality; if they are not working correctly, the system may not respond as expected. Utilizing a diagnostic scanner can also be beneficial, as it allows you to identify any error codes that may indicate specific issues within the cruise control system. Lastly, do not overlook the brake lights; a faulty brake light switch can disrupt the cruise control operation, so ensure they are functioning properly. By systematically addressing these areas, you can effectively diagnose and potentially resolve the cruise control issues in your Prius.

What are the common problems that could cause the cruise control to stop working in a 2024 Toyota Prius AWD-e?

When the cruise control in your 2024 Toyota Prius AWD-e ceases to function, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the primary culprits is a faulty speed sensor, which is crucial for the cruise control system to accurately gauge your vehicle's speed. If this sensor malfunctions, the system may fail to engage or maintain the desired speed. Additionally, issues with the brake light switch can disrupt the cruise control operation, as the system is designed to disengage when the brake pedal is pressed. Another potential issue lies within the throttle control system; a malfunctioning throttle position sensor or electronic throttle control unit can hinder the cruise control's ability to maintain speed. Furthermore, a defective cruise control module may require replacement or repair to restore functionality. Lastly, don't overlook electrical problems such as wiring issues or blown fuses, which can also prevent the cruise control from working properly. By identifying and addressing these common issues, you can potentially restore the cruise control functionality in your vehicle without needing professional assistance.

How urgent is it to address the malfunctioning cruise control in my 2024 Toyota Prius AWD-e?

Addressing the malfunctioning cruise control in your 2024 Toyota Prius AWD-e is of utmost importance due to the potential safety risks it poses. A malfunction can lead to unexpected acceleration or deceleration, which can create hazardous driving conditions for you and others on the road. Additionally, a faulty cruise control system can negatively affect your vehicle's fuel efficiency, resulting in increased fuel consumption and a less comfortable driving experience. Ignoring these symptoms not only compromises your safety but may also lead to more significant issues within the vehicle's systems, ultimately resulting in costly repairs. Therefore, it is crucial to take immediate action to diagnose and fix the cruise control problem to ensure your vehicle operates safely and efficiently.

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2024 Toyota Prius AWD-e Cruise Control Issues & Repairs