2024 Subaru WRX Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2024 Subaru WRX and How to Fix Them

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Reviewed by
Devin Cabugcal
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 Subaru WRX 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.

What are the steps to diagnose the cruise control issue in a 2024 Subaru WRX?

To effectively diagnose cruise control issues in your 2024 Subaru WRX, begin with the simplest solutions before progressing to more intricate checks. Start by inspecting the cruise control fuse; a blown fuse can easily disrupt the system's functionality. Next, examine the cruise control buttons on the steering wheel to ensure they are not stuck or damaged, as this can prevent proper operation. If these initial checks do not resolve the issue, utilize an OBD-II scanner to identify any error codes that may indicate specific problems within the cruise control system. Following this, inspect the speed sensors, as faulty sensors can hinder the cruise control from engaging. Additionally, verify that the brake and clutch switches are functioning correctly, since defective switches can also impede activation. It’s crucial to check the wiring and connections for any signs of damage or corrosion, as these can lead to intermittent issues. Finally, if all previous steps fail to identify the problem, consider testing the cruise control module itself, as a malfunctioning module may require replacement. By systematically following these steps, you can effectively troubleshoot and potentially resolve cruise control issues in your Subaru WRX.

What are the common problems that could cause the cruise control to stop working in a 2024 Subaru WRX?

When troubleshooting cruise control issues in a 2024 Subaru WRX, it's essential to understand the common problems that may be at play. One frequent culprit is a faulty cruise control switch, which can hinder the system's ability to engage or disengage as intended. Additionally, a blown fuse can disrupt the electrical flow necessary for the cruise control to function, leading to complete failure. Another critical component is the speed sensor; if it malfunctions, the cruise control may struggle to maintain a consistent speed. The brake light switch also plays a vital role; if it is defective, it can cause the cruise control to disengage unexpectedly when the brakes are applied. Furthermore, issues with the throttle control system can prevent the cruise control from maintaining speed, while vacuum leaks in the engine can disrupt the performance of vacuum-operated components essential for cruise control operation. By systematically checking these areas, you can effectively diagnose and resolve the cruise control problems in your Subaru WRX.

How urgent is it to address the malfunctioning cruise control in my 2024 Subaru WRX?

When it comes to the malfunctioning cruise control in your 2024 Subaru WRX, the urgency of addressing the issue cannot be overstated. A malfunctioning 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 have your cruise control system inspected and repaired by a qualified technician as soon as possible to ensure your vehicle operates safely and efficiently. Taking prompt action not only safeguards your well-being but also helps maintain the integrity of your Subaru WRX.

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