2017 Toyota Yaris Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2017 Toyota Yaris 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 2017 Toyota Yaris 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 2017 Toyota Yaris 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 2017 Toyota Yaris?

To effectively diagnose a cruise control issue in your 2017 Toyota Yaris, begin with the simplest solutions. Start by checking the cruise control fuse, as a blown fuse can often be the root of the problem. Next, inspect the cruise control buttons on the steering wheel to ensure they are functioning properly and not stuck. If these initial checks do not resolve the issue, move on to examining the speed sensors, which are vital for the cruise control system's operation. Utilizing a diagnostic scanner can also be beneficial; it allows you to scan for any error codes that may indicate specific malfunctions. If necessary, test the cruise control module to confirm it is sending the correct signals. Additionally, inspect the wiring and connections for any signs of damage or loose connections. If you have followed these steps and the issue persists, it may be time to consult a professional mechanic who specializes in Toyota vehicles for further assistance. This methodical approach not only helps in identifying the problem but also empowers you to take informed steps towards a solution.

What are the common problems that could cause the cruise control to stop working in a 2017 Toyota Yaris?

When troubleshooting cruise control issues in a 2017 Toyota Yaris, it's essential to understand the common problems that may be at play. One frequent culprit is a faulty brake pedal switch, which is designed to disengage the cruise control when the brake is applied; if this switch malfunctions, it can prevent the system from engaging. Additionally, speed sensor issues can disrupt the cruise control's ability to maintain a constant speed, leading to erratic performance. A blown fuse is another simple yet often overlooked problem; checking the fuse box for any blown fuses related to the cruise control can quickly identify this issue. Furthermore, a malfunctioning throttle actuator can hinder the system's ability to control engine speed, while problems with the Electronic Control Module (ECM) can affect various vehicle functions, including cruise control. Lastly, wiring problems, such as damaged wires or loose connections, can also disrupt the system's functionality. By systematically addressing these potential issues, you can effectively troubleshoot and resolve cruise control problems in your Yaris, ensuring a smoother driving experience.

How urgent is it to address the malfunctioning cruise control in my 2017 Toyota Yaris?

Addressing a malfunctioning cruise control in your 2017 Toyota Yaris is crucial for both safety and vehicle performance. When cruise control fails, it can lead to unpredictable acceleration or deceleration, significantly increasing the risk of accidents on the road. Moreover, neglecting this issue can adversely affect your vehicle's fuel efficiency and overall performance, leading to a less enjoyable driving experience. By taking prompt action to diagnose and repair the problem, you not only enhance your safety but also prevent the escalation of minor issues into more serious, costly repairs down the line. Therefore, it is highly advisable to prioritize the repair of your cruise control system to ensure your vehicle operates smoothly and safely.

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