2016 Volvo S80 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2016 Volvo S80 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 2016 Volvo S80 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.

How much does it cost to fix a 2016 Volvo S80 cruise control isn't working?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

In the event that a wheel speed sensor fails, the ABS, traction control system (TCS) and manufacturer specific stability control system lights will illuminate, informing the driver that the systems are disabled. The vehicle will be more prone to tire slip, and normal driving patterns may need to be adjusted to correct for the loss of computer control. On older vehicle's, the speedometer can be affected, causing illumination of the check engine light as well.

The cruise control switch can cause complete failure of the cruise control feature, but in a lucky scenario only partial functionality will be lost. This means that the cruise control may come on, but that it will not increase in speed automatically, or the cancel button does not work leading the driver to cancel cruise control with the foot brake. In some vehicles, the cruise control light may illuminate, or a warning message may be displayed due to lack of functionality.

What steps should I take to diagnose the non-functioning cruise control in my 2016 Volvo S80?

To effectively diagnose the non-functioning cruise control in your 2016 Volvo S80, start by checking the most common causes of cruise control malfunctions, such as issues with the brake light switch or the cruise control buttons themselves. Ensure that the brake lights are operational, as a faulty brake light switch can prevent the cruise control from engaging. Next, utilize a code reader to perform diagnostic checks on the on-off switch, set/resume switch, and brake switches, as these components are crucial for the cruise control system's functionality. If you suspect problems with the instrument cluster, it’s advisable to have it diagnosed promptly, as this can also impact cruise control performance. Additionally, reading trouble codes from the ABS and Anti-skid control modules can provide valuable insights into any underlying issues. Once you have identified any fault codes, clearing them can sometimes resolve minor glitches. If you encounter specific messages like "ACC is unavailable," follow the recommended troubleshooting steps to address these faults. By systematically assessing these components, you can pinpoint the root cause of the cruise control malfunction and take appropriate action to restore its functionality.

What are the common problems that could cause the cruise control to stop working in a 2016 Volvo S80?

When dealing with cruise control issues in a 2016 Volvo S80, it's crucial to understand the various common problems that may arise. One of the first things to check is the fuse associated with the cruise control system, as a blown fuse can easily disrupt its functionality. Additionally, the instrument cluster plays a vital role in the operation of cruise control; if it malfunctions, it can lead to erratic behavior or complete failure of the system. Electrical issues, whether they are widespread or localized, can also impact the cruise control, so inspecting wiring and connections is essential. Furthermore, sensor malfunctions can cause individual gauge failures, which may indirectly affect cruise control performance. It's also important to consider the Central Electronic Module and the Electronic Control Unit, as defects in these components can lead to significant cruise control problems. By systematically checking these areas, DIYers can effectively diagnose and potentially resolve cruise control issues in their Volvo S80.

How urgent is it to address the non-functioning cruise control in a 2016 Volvo S80?

When it comes to the non-functioning cruise control in your 2016 Volvo S80, understanding the urgency of the issue is crucial for maintaining both safety and convenience on the road. While the malfunctioning cruise control does not present an immediate safety hazard like failing brakes or steering, it can lead to significant inconveniences, especially during long drives or highway travel where this feature is most beneficial. Ignoring the problem may not only diminish your driving comfort but could also result in further complications if the underlying issue is related to other vehicle systems. Therefore, it is wise to address the malfunction promptly. A professional diagnosis can help identify the root cause and facilitate necessary repairs, ensuring that your vehicle remains reliable and enjoyable to drive. By taking action sooner rather than later, you can restore the functionality of your cruise control and enhance your overall driving experience.

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2016 Volvo S80 Cruise Control Not Working: Causes & Repairs