2016 Audi TTS Quattro Cruise Control Isn't Working

Fixing Cruise Control Issues in Your 2016 Audi TTS Quattro

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Reviewed by
Andrew Hajjar
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 Audi TTS Quattro 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 Audi TTS Quattro 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.

When the vehicle speed sensor fails or the wiring harness prevents signal transmission, the speedometer is the first thing that will stop functioning properly. This can be an intermittent issue where the speedometer only works occasionally, the speedometer may cease all function, or the speedometer may read erratically or incorrectly. Also, the traction control and anti lock brake warning lights specific to each vehicle may be illuminated, depending on the design of those systems. You may notice the vehicle hesitate to accelerate, cruise control will not function properly, and the vehicle may not shift properly through all of the gears.

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 non-functioning cruise control in my 2016 Audi TTS Quattro?

To effectively diagnose the non-functioning cruise control in your 2016 Audi TTS Quattro, begin with the simplest checks to avoid unnecessary complications. Start by inspecting the cruise control fuse located in the fuse box, as a blown fuse is a common culprit for system failures. Next, examine the cruise control buttons on your steering wheel to ensure they are operational; faulty buttons can easily prevent the system from engaging. Following this, verify the speed sensors, as any malfunction here can disrupt the cruise control's functionality. Utilizing an OBD-II scanner to check for error codes can provide valuable insights into specific issues affecting the system. Additionally, inspect the brake and clutch switches, as these components must function correctly for the cruise control to activate. Lastly, take a close look at the wiring and connections associated with the cruise control system for any signs of damage or corrosion. If these steps do not resolve the issue, it may be time to consult a professional mechanic or an authorized Audi service center for a more thorough diagnosis. By following this structured approach, you can efficiently identify and address the problem with your cruise control system.

What are the common problems that could cause the cruise control to stop working in a 2016 Audi TTS Quattro?

When troubleshooting the cruise control system in a 2016 Audi TTS Quattro, it's essential to understand the common problems that may lead to its malfunction. One prevalent issue is a faulty speed sensor, which can hinder the system's ability to accurately gauge the vehicle's speed, preventing it from engaging or maintaining the desired speed. Additionally, problems with the brake light switch can disrupt the cruise control functionality, as this switch is designed to deactivate the system when the brakes are applied. Another potential culprit is a malfunctioning throttle actuator, which can impede the cruise control's ability to adjust the throttle position effectively. Furthermore, a defective cruise control module may cause the entire system to fail, necessitating repair or replacement. Lastly, electrical issues such as wiring faults or blown fuses can also contribute to the cruise control's failure to operate correctly. By identifying and addressing these common issues, DIY enthusiasts can take the first steps toward diagnosing and potentially resolving cruise control problems in their Audi TTS Quattro.

How urgent is it to address the non-functioning cruise control in a 2016 Audi TTS Quattro?

When it comes to a non-functioning cruise control in a 2016 Audi TTS Quattro, the urgency of addressing the problem cannot be overstated. While it may seem like a minor inconvenience, neglecting this issue can lead to more significant safety risks and potential damage to the vehicle. Cruise control is designed to enhance driving comfort and efficiency, especially during long trips, and its failure may indicate underlying problems within the vehicle's systems. For DIY enthusiasts, it’s crucial to recognize that ignoring the symptoms could compromise not only your driving experience but also the safety of you and your passengers. Therefore, if you notice that your cruise control is not functioning, it is advisable to conduct a thorough inspection or consult a qualified mechanic. Promptly addressing the issue can prevent further complications and ensure that your vehicle remains safe and reliable on the road.

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Diagnose Cruise Control Issues in 2016 Audi TTS Quattro