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Why is my cruise control not working on my Subaru?

If your Subaru's cruise control is not functioning properly, there could be several potential causes. In this article, we'll explore the common reasons why cruise control may fail to engage or maintain a set speed, and provide guidance on troubleshooting and resolving the issue.


Common Reasons for Cruise Control Failure


There are a few key reasons why your Subaru's cruise control may not be working as expected:



  • Faulty Cruise Control Switch: The cruise control switch, located on the steering wheel or turn signal stalk, may be malfunctioning and preventing the system from engaging.

  • Brake Pedal Sensor Issue: The cruise control system relies on a sensor that detects when the brake pedal is pressed. If this sensor is faulty, the cruise control may disengage unexpectedly.

  • Electrical System Problems: Issues with the vehicle's electrical system, such as a bad fuse, wiring problem, or malfunctioning control module, can disrupt the cruise control's functionality.

  • Low Brake Fluid Level: If the brake fluid level in your Subaru is low, the cruise control may not work properly, as the system relies on the brake system to function.


In some cases, the cruise control issue may be related to a more complex problem, such as a transmission or engine management system malfunction. It's important to have your Subaru diagnosed by a qualified mechanic to determine the root cause of the issue.


Troubleshooting and Resolving Cruise Control Problems


If your Subaru's cruise control is not working, here are some steps you can take to troubleshoot and resolve the issue:



  • Check the Cruise Control Switch: Inspect the cruise control switch for any signs of damage or wear. If the switch appears to be faulty, it may need to be replaced.li>
  • Inspect the Brake Pedal Sensor: Locate the brake pedal sensor and check for any signs of damage or improper connection. If the sensor is malfunctioning, it will need to be repaired or replaced.li>
  • Verify the Electrical System: Check the cruise control fuse and ensure that all wiring connections are secure and free of damage. If you suspect an electrical issue, have a qualified technician diagnose and repair the problem.

  • Check the Brake Fluid Level: Ensure that the brake fluid level in your Subaru is at the proper level. Top up the fluid if necessary, and have the system inspected for any leaks.li>

If the above troubleshooting steps do not resolve the issue, it's recommended to have your Subaru inspected by a qualified mechanic who can perform a more comprehensive diagnosis and provide the necessary repairs to restore your cruise control functionality.

How do I get my cruise control to work?


To use cruise control, you can typically press buttons on your steering wheel to activate the system, set your speed, adjust your speed up or down within the system, and deactivate the system. Using cruise control lets you set a speed for your car to maintain even if you take your foot off the gas.



How do I know if my cruise control fuse is blown?


You can check to see if a fuse is blown by checking the fuse box and locate the fuse that corresponds to your cruise control. You'll need to remove the fuse and perform a visual inspection to see if a filament on the inside is broken, indicating that the fuse is bad. If the filament is intact it's most likely fine.



How to reset cruise control?


If you notice that your speed fluctuates after setting it, your system may be malfunctioning. To determine if you have a problem, try resetting the system. To do this, turn the cruise control off by disengaging the switch in your car. Next, turn the system on again, set a speed, and reapply cruise control.



What is the main cause of cruise control not working?


The speed sensor is broken.
These include regulating the fuel flow and ignition timing, indicating the speed that your car is travelling, and operating the cruise control system. If the speed sensor stops functioning properly, the cruise control will stop working.



How do I know if my cruise control switch is bad?


The cruise control switch, typically located on the steering wheel, allows you to activate and set the cruise control. If this switch is faulty, it can prevent the system from working correctly. Test the switch by ensuring it clicks or toggles as it should. If it doesn't, you may need to replace it.



How to fix cruise control on a Subaru?


The first step is to check the cruise control fuse. Consult your owner's manual to find the fuse box diagram, and locate the fuse connected to the cruise control system. If it's blown, you could try replacing the fuse and testing the cruise control. That could be enough to have you cruising in comfort once again!



Why is cruise control not working on Subaru Outback 2024?


The most common reasons a 2024 Subaru Outback cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.



Can a bad fuse cause cruise control not to work?


Seeing your vehicle cruise control is powered by an electronic control unit, it is susceptible to damage by a blown fuse or other certain electrical damage. Common causes for your vehicle's cruise control to not work include: Bad Fuse - Common cause of failed cruise control system.



What does it cost to fix cruise control?


The average cost for a Cruise Control Module Replacement is between $630 and $643. Labor costs are estimated between $50 and $63 while parts are typically priced around $581. This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.



How much does it cost to fix cruise control?


The average cost for a Cruise Control Module Replacement is between $630 and $643. Labor costs are estimated between $50 and $63 while parts are typically priced around $581. This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.