2023 Toyota Sienna Cruise Control Isn't Working

Fixing Cruise Control Issues in Your 2023 Toyota Sienna

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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 2023 Toyota Sienna 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 2023 Toyota Sienna 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 steps should I take to diagnose the cruise control issue in my 2023 Toyota Sienna?

When diagnosing a cruise control issue in your 2023 Toyota Sienna, it's crucial to follow a methodical diagnostic approach that prioritizes simpler checks before delving into more complex solutions. Begin by inspecting the cruise control fuse, as a blown fuse can easily disrupt the system's functionality. Next, examine the cruise control buttons on the steering wheel to ensure they are working properly, since faulty buttons can lead to malfunctions. Utilizing an OBD-II scanner to check for error codes is also essential, as these codes can provide insights into specific problems within the cruise control system. Additionally, verify that the speed sensors are functioning correctly, as they play a vital role in the system's operation. It's important to inspect the wiring and connections for any signs of damage or corrosion, which can hinder performance. If these initial checks do not resolve the issue, testing the cruise control module is the next logical step, as a malfunctioning module could be the underlying cause. If you are still unable to diagnose the problem after these steps, seeking assistance from a professional mechanic experienced with Toyota vehicles is advisable for a comprehensive diagnosis and repair. By adhering to this structured approach, you can effectively identify and address the cruise control issue in your Sienna.

What are the common problems that could cause the cruise control to stop working in a 2023 Toyota Sienna?

When troubleshooting cruise control issues in a 2023 Toyota Sienna, it's essential to consider several common problems that could be affecting the system's performance. One of the first areas to check is the cruise control switch, as a faulty switch can prevent the system from engaging or disengaging correctly. Additionally, inspect the fuses related to the cruise control system; a blown fuse can disrupt its functionality entirely. Another critical component to examine is the speed sensor, which plays a vital role in maintaining the vehicle's speed; any malfunction here can lead to erratic cruise control behavior. Furthermore, the brake light switch should be assessed, as a malfunction can inadvertently disengage the cruise control when the brakes are applied. Lastly, the throttle actuator, responsible for controlling the engine's throttle, may also be a culprit if it is not functioning properly. By systematically checking these components, you can effectively diagnose and potentially resolve the cruise control issues in your Sienna, ensuring a smoother driving experience.

How urgent is it to address the malfunctioning cruise control in my 2023 Toyota Sienna?

When it comes to the malfunctioning cruise control in your 2023 Toyota Sienna, the urgency of addressing the issue cannot be overstated. A faulty cruise control system can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which poses a significant safety risk not only to you but also to other road users. Ignoring these symptoms may result in dangerous driving conditions, increasing the likelihood of accidents or collisions. Moreover, delaying repairs can exacerbate the problem, potentially leading to more extensive damage to your vehicle's systems and incurring higher repair costs down the line. Therefore, it is crucial to take immediate action by either troubleshooting the issue yourself or seeking assistance from a qualified mechanic or authorized Toyota service center. Prioritizing the repair of your cruise control system is essential for maintaining safe driving conditions and ensuring the longevity of your vehicle.

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2023 Toyota Sienna Cruise Control Issues & Repair Costs