2011 Subaru Outback Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2011 Subaru Outback 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 2011 Subaru Outback 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 initial diagnostic steps to troubleshoot the non-functioning cruise control in a 2011 Subaru Outback?

When troubleshooting a non-functioning cruise control in a 2011 Subaru Outback, it's essential to adopt a systematic diagnostic approach that begins with the simplest solutions before progressing to more complex issues. Start by checking the cruise control fuse, as a blown fuse can easily disrupt the system's functionality. Next, inspect the brake pedal switch, which is crucial for activating the cruise control; if this switch is faulty, it may prevent the system from engaging. Following this, verify the speed sensor's operation, especially if you notice any irregularities with the speedometer, as a malfunctioning sensor can hinder cruise control performance. Additionally, examine the wiring and electrical connections for any signs of damage or corrosion, as these can lead to operational failures. Don't overlook the gas cap; a loose cap can trigger warning lights that affect cruise control. If these initial checks do not resolve the issue, utilize an OBD-II code reader to identify any trouble codes that may provide insight into underlying problems. Lastly, assess the brake system and battery health, as issues here can also impact cruise control functionality. By methodically working through these steps, you can effectively diagnose and potentially resolve the cruise control issue in your Subaru Outback.

What are the common problems that could cause the cruise control to stop working in a 2011 Subaru Outback?

When dealing with cruise control issues in a 2011 Subaru Outback, it's essential to understand the various components that could be at fault. Start by checking the cruise control fuse in the fuse box, as a blown fuse is a straightforward fix that can restore functionality. If the fuse is intact, the next step is to examine the speed sensor; a malfunctioning speed sensor can disrupt the cruise control system and may also affect the speedometer. Additionally, the brake pedal switch plays a critical role in the operation of cruise control, as it disengages the system when the brake is applied. If this switch is faulty, it can prevent the cruise control from engaging.

Another area to investigate is the throttle position sensor, which can impact throttle actuation and, consequently, cruise control performance. Electrical issues, including wiring problems or faulty sensors, can also lead to cruise control malfunctions, so a thorough inspection of the electrical system is advisable. If your Outback is equipped with adaptive cruise control, ensure that the calibration of the cameras and the communication between the electronic systems are functioning correctly, as these can also cause the system to fail. Lastly, be aware that issues with other systems, such as the ABS or traction control, can indirectly affect cruise control operation, so a holistic approach to diagnosing the problem is beneficial. By systematically checking these components, you can identify and potentially resolve the cruise control issues in your Subaru Outback.

How urgent is it to address the malfunctioning cruise control in a 2011 Subaru Outback?

When dealing with a malfunctioning cruise control in a 2011 Subaru Outback, understanding the urgency of the situation is crucial for both safety and vehicle integrity. If the cruise control issue is accompanied by warning lights such as the check engine light or brake light, it may indicate serious underlying problems that could compromise the vehicle's safety. For instance, a malfunctioning wheel speed sensor or brake pedal switch can affect braking performance, making it imperative to address these issues promptly. Additionally, since cruise control systems are often interconnected with other critical vehicle systems, any faults could lead to further complications if left unresolved. Ignoring these symptoms not only risks immediate safety but can also result in more extensive damage and costly repairs down the line. Therefore, if you notice multiple warning lights or experience performance issues like stalling or slow acceleration, it is advisable to refrain from driving the vehicle until a thorough diagnosis is performed. Taking these steps ensures that you maintain the overall safety and reliability of your Subaru Outback.

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