2015 Subaru BRZ Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2015 Subaru BRZ 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 2015 Subaru BRZ cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty sensor can lead to incorrect readings, causing issues with engine performance or triggering warning lights on the dashboard.
  • Control Module: A faulty control module can result in 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 acceleration and poor engine 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 urgent is it to address the non-functioning cruise control in a 2015 Subaru BRZ?

When it comes to the non-functioning cruise control in a 2015 Subaru BRZ, the urgency of addressing the issue largely hinges on how frequently you rely on this feature and the underlying cause of the malfunction. For those who often embark on long highway journeys, a malfunctioning cruise control can significantly detract from driving comfort and convenience, making it advisable to seek a resolution sooner rather than later. Common issues, such as a blown fuse or a faulty brake pedal switch, are relatively straightforward to fix and should be prioritized to avoid any inconvenience during your travels. However, if the problem stems from more complex components like a malfunctioning speed sensor or an electronic control unit, it may be prudent to consult a Subaru technician for a thorough diagnosis. Neglecting these issues could not only lead to discomfort on long drives but also pose potential safety risks, as cruise control is designed to assist in maintaining a steady speed. Therefore, assessing your driving habits and the specific symptoms of the malfunction can help determine the urgency of repairs, ensuring a safer and more enjoyable driving experience.

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