2021 Volvo S90 Cruise Control Isn't Working

Fixing Cruise Control Issues in Your 2021 Volvo S90

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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 2021 Volvo S90 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 2021 Volvo S90 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.

What are the initial diagnostic steps to take when the cruise control isn't working on a 2021 Volvo S90?

When faced with a malfunctioning cruise control system in your 2021 Volvo S90, it's essential to adopt a systematic diagnostic approach. Begin by checking the cruise control fuse, as a blown or damaged fuse can disrupt the entire system's functionality. Next, ensure that the cruise control settings are correctly configured; verify that the system is activated and set to your desired speed. Utilizing a diagnostic tool to scan for error codes can provide valuable insights into any underlying issues affecting the cruise control. Additionally, inspect the cruise control buttons on the steering wheel for any signs of damage or debris that could hinder their operation, and clean them if necessary. Finally, test other electronic functions in your vehicle, such as the horn or radio, to determine if the problem is isolated to the cruise control system or indicative of a broader electrical issue. By following these steps, you can effectively troubleshoot and potentially resolve the cruise control malfunction on your Volvo S90.

What are the common problems that could cause the cruise control to stop working in a 2021 Volvo S90?

When the cruise control in a 2021 Volvo S90 ceases to function, several common issues may be at play. One of the primary culprits is a faulty speed sensor, which can disrupt the system's ability to maintain the desired speed. Additionally, a malfunctioning brake light switch can cause the cruise control to disengage unexpectedly, particularly when the brake pedal is pressed. Throttle-related problems, such as a stuck throttle or issues with the throttle position sensor, can also hinder cruise control performance. Electrical problems, including blown fuses or wiring issues, may further complicate the situation, as they can interrupt the necessary signals for the cruise control to operate correctly. Lastly, software glitches within the vehicle's onboard computer can lead to unexpected cruise control failures. For those looking to troubleshoot these issues, a thorough inspection of these components can help identify the root cause before consulting a qualified mechanic.

How urgent is the repair for the non-functioning cruise control in a 2021 Volvo S90?

When faced with a non-functioning cruise control in your 2021 Volvo S90, understanding the urgency of the repair is crucial. Safety should always be your primary concern; a malfunctioning cruise control can lead to unpredictable driving conditions, especially on long highway trips where maintaining a steady speed is essential. If you frequently rely on this feature, the inconvenience of its absence can significantly affect your driving comfort, making long journeys more tiring and less enjoyable. Additionally, if you plan to sell or trade in your vehicle, addressing this issue promptly can help preserve its resale value, as potential buyers often look for fully functional features. To accurately assess the urgency of the repair, it is advisable to consult a qualified mechanic who can diagnose the underlying problem. Ignoring the symptoms could lead to further complications, making it imperative to prioritize this repair based on your driving habits and safety considerations.

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