2024 Subaru BRZ Cruise Control Isn't Working

Fixing 2024 Subaru BRZ Cruise Control Issues for Restored Functionality

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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 Subaru BRZ 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 steps should I take to diagnose the cruise control issue in my 2024 Subaru BRZ?

When diagnosing a cruise control issue in your 2024 Subaru BRZ, it's essential to adopt a systematic approach that begins with the simplest checks before moving on to more complex diagnostics. Start by inspecting the cruise control fuse, as a blown fuse can easily disrupt the system's functionality. Next, examine the cruise control buttons on your steering wheel to ensure they are operational, since faulty buttons can prevent engagement. Following this, check the speed sensors, as they play a crucial role in the cruise control system; any malfunction here can hinder its performance. Utilizing an OBD-II scanner to look for error codes can provide valuable insights into specific issues affecting the cruise control. Additionally, inspect the vacuum lines for any leaks or damage, as these can significantly impact the system's operation. Finally, test the cruise control module itself to confirm it is functioning correctly. If these steps do not resolve the issue, seeking assistance from a professional mechanic or an authorized Subaru service center is advisable to ensure a thorough diagnosis and repair. By following this structured diagnostic approach, you can effectively identify and address the cruise control problems in your vehicle.

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

When the cruise control in your 2024 Subaru BRZ 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 cruise control switch, which may prevent the system from engaging or disengaging as intended. Additionally, a blown fuse can disrupt the electrical flow necessary for the cruise control to operate, so checking the fuses is a good first step. Speed sensor issues can also arise, affecting the system's ability to maintain a set speed, while a malfunctioning brake light switch may cause the cruise control to disengage unexpectedly when the brakes are applied. Furthermore, problems with the throttle actuator can hinder the system's ability to adjust the throttle position, and any underlying electrical issues, such as wiring faults or a defective control module, can lead to overall system failure. By addressing these common problems promptly, you can ensure that your cruise control system operates smoothly, enhancing both your driving experience and safety on the road.

How urgent is it to address the malfunctioning cruise control in a 2024 Subaru BRZ?

Addressing a malfunctioning cruise control in a 2024 Subaru BRZ is of utmost urgency due to the significant safety risks it poses. A faulty system can lead to unexpected acceleration or deceleration, which can result in dangerous driving situations, especially in high-traffic areas. Moreover, a malfunctioning cruise control can disrupt the overall driving experience, making it challenging to maintain a consistent speed and causing discomfort for the driver. This inconsistency not only affects comfort but can also lead to increased fuel consumption, as the vehicle struggles to maintain a steady pace. Ignoring these symptoms can escalate the problem, potentially leading to more severe mechanical issues and higher repair costs down the line. Therefore, it is crucial for Subaru BRZ owners to prioritize the repair of their cruise control system to ensure both safety and efficiency on the road.

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