2025 Subaru Solterra Cruise Control Isn't Working

Troubleshooting Common Issues with the 2025 Subaru Solterra's Cruise Control and How to Fix Them

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Reviewed by
Aisha
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 2025 Subaru Solterra 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 non-functioning cruise control in my 2025 Subaru Solterra?

To effectively diagnose the non-functioning cruise control in your 2025 Subaru Solterra, begin with a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Start by inspecting the cruise control fuse located in the fuse box, as a blown fuse is a common and easily fixable issue that can halt the system's operation. Next, examine the cruise control buttons on your steering wheel for any signs of damage or sticking, as these can prevent the system from engaging. Following this, verify the functionality of the speed sensor, which is essential for maintaining a constant speed; a malfunction here can directly impact cruise control performance. Additionally, check the brake pedal switch, which is designed to disengage the cruise control when the brakes are applied; if this switch is faulty, it may inadvertently disable the system. Inspect the throttle cable for wear or damage, as a compromised cable can disrupt the cruise control's ability to function properly. Finally, utilize an OBD-II scanner to check for any error codes that may provide insight into specific issues affecting the cruise control system. If these steps do not resolve the problem, it may be necessary to consult a professional mechanic or an authorized Subaru service center for further assistance. By following this diagnostic approach, you can efficiently identify and address the issues affecting your cruise control system.

What are the common problems that could cause the cruise control to malfunction in a 2025 Subaru Solterra?

When dealing with cruise control malfunctions in a 2025 Subaru Solterra, it's essential to understand the common problems that may arise. One prevalent issue is sensor failure, where the sensors responsible for monitoring vehicle speed and distance may not function correctly, leading to erratic cruise control behavior. Additionally, electrical problems, such as faulty wiring or blown fuses, can disrupt the system's operation, making it crucial to inspect these components for any signs of damage. Software glitches can also play a role, as bugs in the cruise control system's programming may cause it to behave unpredictably. Mechanical failures, including a malfunctioning actuator or vacuum leaks, can hinder the system's performance, so checking these parts is advisable. Lastly, a malfunctioning brake light switch can prevent the cruise control from engaging or disengaging as intended, which is another area to investigate. By being aware of these common issues, DIY enthusiasts can take proactive steps to troubleshoot and resolve cruise control problems, ensuring a safer driving experience.

How urgent is it to address the malfunctioning cruise control in my 2025 Subaru Solterra?

When it comes to the malfunctioning cruise control in your 2025 Subaru Solterra, the urgency of addressing the issue cannot be overstated. A malfunctioning cruise control system not only compromises your driving safety but can also lead to erratic vehicle performance, affecting acceleration and speed control. This can create hazardous situations on the road, putting both you and other drivers at risk. Moreover, neglecting the problem may result in more severe damage to the cruise control system or related components, leading to costly repairs that could have been avoided with timely intervention. Additionally, if your vehicle is still under warranty, addressing the malfunction promptly ensures that any necessary repairs are covered, safeguarding your investment. Therefore, it is crucial to take immediate action to diagnose and resolve any cruise control issues to maintain the safety and performance of your Subaru Solterra.

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