2017 Audi A3 Sportback E-tron Cruise Control Isn't Working

Fix Cruise Control Issues in Your 2017 Audi A3 Sportback e-tron

Find Repair Location
Reviewed by
Bo Fader
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 2017 Audi A3 Sportback e-tron 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 2017 Audi A3 Sportback e-tron 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 troubleshoot the non-functional cruise control in a 2017 Audi A3 Sportback e-tron?

When faced with a non-functional cruise control in your 2017 Audi A3 Sportback e-tron, start by checking the simplest components before moving on to more complex diagnostics. Begin with the cruise control fuse located in the fuse box; a blown fuse can easily disrupt the system's operation. Next, ensure that the cruise control settings are correctly configured according to the manufacturer's guidelines, as incorrect settings can prevent activation. If these initial checks do not resolve the issue, use a diagnostic scanner to identify any error codes that may indicate specific problems within the cruise control system. Additionally, inspect the cruise control buttons on the steering wheel for any signs of damage or malfunction, as these can hinder functionality. It's also crucial to test the brake pedal switch, since the cruise control is designed to disengage when the brake is applied; a faulty switch could be the culprit. Lastly, examine the vehicle speed sensor, which is essential for maintaining speed; any issues here can directly affect cruise control performance. By systematically addressing these areas, you can effectively diagnose and potentially resolve the cruise control issue in your Audi A3 Sportback e-tron.

What are the common problems that could cause the cruise control to stop working in a 2017 Audi A3 Sportback e-tron?

When troubleshooting the cruise control system in a 2017 Audi A3 Sportback e-tron, it's essential to understand the common problems that may lead to its malfunction. One frequent issue is a faulty speed sensor, which can disrupt the system's ability to detect the vehicle's speed accurately, preventing the cruise control from engaging or maintaining speed. Additionally, problems with the brake light switch can interfere with the cruise control's operation, as it is designed to disengage when the brake pedal is pressed; a malfunctioning switch may cause the system to fail. Another potential culprit is a throttle control malfunction, which can stem from a faulty throttle position sensor or issues with the electronic throttle control unit, affecting the cruise control's speed maintenance capabilities. Electrical problems, such as blown fuses or wiring issues, can also disrupt the cruise control system's functionality. Lastly, software glitches in the vehicle's onboard computer may cause the cruise control to stop working, and updating or resetting the system could resolve these issues. By identifying and addressing these common problems, you can effectively troubleshoot and potentially restore the cruise control functionality in your Audi A3 Sportback e-tron.

How urgent is the repair for the non-functioning cruise control in a 2017 Audi A3 Sportback e-tron?

When assessing the urgency of repairing the non-functioning cruise control in your 2017 Audi A3 Sportback e-tron, it is crucial to recognize the potential safety implications. A malfunctioning cruise control system can lead to inconsistent speed management, which may increase the risk of accidents, particularly on long drives or highways where maintaining a steady pace is vital. Additionally, if you frequently rely on cruise control for comfort during extended trips, the absence of this feature can lead to increased driver fatigue, making it imperative to address the issue promptly. Furthermore, neglecting this repair could adversely affect your vehicle's resale value; prospective buyers often look for well-maintained features, and a non-functioning cruise control system may deter them. Therefore, evaluating your driving habits and the importance of cruise control in your daily use will help you determine the urgency of this repair, and consulting with a qualified mechanic can provide further insights into the specific issues at hand.

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.