Audi E-tron Sportback Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your Audi e-tron Sportback and How to Fix Them

Find Repair Location
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 Audi e-tron Sportback 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 Audi e-tron Sportback 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.

Troubleshooting Cruise Control Issues in an Audi e-tron Sportback

When troubleshooting cruise control issues in your Audi e-tron Sportback, begin by checking the basics to rule out simple problems. Start with the cruise control switch; ensure it is functioning correctly and not stuck or damaged. Next, inspect the vehicle's fuses related to the cruise control system, as a blown fuse can easily disrupt functionality. If these initial checks do not resolve the issue, move on to examining the sensors and switches associated with the cruise control system. Look for any signs of wear or disconnection that could affect performance. If the problem persists, consider the control module, as a malfunction here can lead to more significant issues. For those experiencing adaptive cruise control problems, particularly the "Adaptive Cruise Control Unavailable" message, recalibrating the system after any LIDAR replacements may be necessary. If these steps do not yield results, it is advisable to consult a qualified mechanic for a thorough diagnosis, as they can provide insights into more complex issues like throttle actuation problems. By following this structured approach, you can effectively identify and address cruise control malfunctions in your Audi e-tron Sportback.

What Could Cause Cruise Control Malfunctions in an Audi e-tron Sportback?

When dealing with cruise control malfunctions in an Audi e-tron Sportback, it's essential to understand the common problems that may arise. One of the primary culprits is a failed control module, which can disrupt the communication between various components of the cruise control system. Additionally, sensor or switch issues can prevent the system from engaging properly, leading to frustrating driving experiences. Throttle actuation problems are another frequent cause, as they can hinder the vehicle's ability to maintain speed. For those looking to troubleshoot these issues, it's advisable to check for any diagnostic trouble codes, particularly those related to the Adaptive Cruise Assist, as outlined in Technical Service Bulletin 91-22-13. Regular maintenance and prompt attention to warning signs can help ensure that your cruise control system operates smoothly, allowing for a more enjoyable driving experience.

Why is the Cruise Control Not Working in an Audi e-tron Sportback?

When the cruise control in your Audi e-tron Sportback fails, it’s crucial to act promptly, as this malfunction can compromise your driving safety and comfort. Common issues such as a faulty control module, sensor, or switch can disrupt the system's functionality, while throttle actuation problems may prevent the cruise control from engaging properly. Additionally, specific alerts like "Adaptive Cruise Control Unavailable" indicate that even basic cruise control may be affected, necessitating immediate attention to avoid potential accidents. Factors such as a blown fuse or a defective brake pedal switch can also contribute to this problem, making it essential to conduct a thorough diagnostic check. Moreover, dirt accumulation on critical components like the front-facing radar or lidar can hinder performance, underscoring the importance of regular maintenance. By addressing these issues without delay, you not only ensure your vehicle operates smoothly but also safeguard your driving experience against unforeseen hazards.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.

Audi e-tron Sportback Cruise Control Issues & Repairs