2022 Audi S4 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2022 Audi S4 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 2022 Audi S4 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 2022 Audi S4 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 steps should I take to diagnose the cruise control issue in my 2022 Audi S4?

When diagnosing the cruise control issue in your 2022 Audi S4, it's essential to adopt a systematic approach that begins with the simplest solutions before progressing to more complex diagnostics. Start by checking the cruise control fuse, as a blown fuse can easily disrupt functionality. Next, inspect the cruise control buttons on your steering wheel to ensure they are operational, since faulty buttons can lead to malfunctions. Utilizing an OBD-II scanner to check for error codes is a crucial step, as it can reveal specific issues within the cruise control system. Additionally, verify that the speed sensors are functioning correctly, as they are integral to the system's performance. Don't overlook the importance of examining wiring connections for any signs of damage or looseness, which could impede operation. Finally, testing the cruise control module will help determine if it is sending the correct signals to the vehicle's systems. By following this diagnostic approach, you can effectively identify and address the root cause of the cruise control issue in your Audi S4.

What are the common problems that could cause the cruise control to stop working in a 2022 Audi S4?

When the cruise control in your 2022 Audi S4 ceases to function, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the first areas to check is the cruise control switch; if this component is faulty, it may not engage the system properly. Additionally, the speed sensor plays a crucial role in maintaining your set speed, so any issues here could disrupt the cruise control's performance. Another potential culprit is the brake light switch; if this switch malfunctions, it may cause the cruise control to disengage unexpectedly when you apply the brakes. Furthermore, the throttle actuator is essential for the cruise control system's operation, and any failure in this part can lead to performance issues. Lastly, don’t overlook the possibility of electrical problems, such as wiring issues or faults that could interfere with the cruise control's functionality. By systematically checking these components, you can identify the root cause of the problem and determine whether a DIY fix is feasible or if professional assistance is needed.

How urgent is it to address the non-functioning cruise control in a 2022 Audi S4?

When it comes to a non-functioning cruise control in a 2022 Audi S4, the urgency of addressing the problem cannot be overstated. This feature not only enhances driving comfort by maintaining a steady speed, but it also plays a crucial role in overall vehicle safety and performance. Ignoring the malfunction could signal deeper electronic issues or sensor failures that might compromise the vehicle's functionality, leading to more severe problems and costly repairs if left unattended. Moreover, a malfunctioning cruise control can detract from the driving experience, especially during long highway trips where its benefits are most pronounced. For DIY enthusiasts, it’s essential to recognize that while troubleshooting may seem straightforward, the underlying causes could be complex. Therefore, timely intervention is key—not just for the sake of convenience, but to ensure the vehicle remains safe and reliable on the road. Consulting with a qualified mechanic or an authorized Audi service center is advisable to accurately diagnose and resolve the issue, ensuring that your driving experience remains enjoyable and safe.

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2022 Audi S4 Cruise Control Issues: Causes & Repairs