2007 Audi S6 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2007 Audi S6 and How to Fix Them

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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 2007 Audi S6 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 2007 Audi S6 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 steps to diagnose the cruise control issue in a 2007 Audi S6?

To effectively diagnose a cruise control issue in a 2007 Audi S6, it's essential to adopt a systematic approach that begins with the simplest potential problems before progressing to more complex diagnostics. Start by checking the cruise control fuse located in the fuse box, as a blown fuse is a common and easily fixable issue that can disrupt the system's functionality. Next, inspect the cruise control buttons on the steering wheel for any signs of damage or wear, as faulty buttons can prevent the system from engaging. If these initial checks do not reveal the problem, utilize an OBD-II scanner to scan for error codes that may indicate specific sensor or component failures. Following this, test the cruise control module to ensure it is operating correctly, as a malfunctioning module can be a significant cause of failure. Additionally, examine the speed sensors to confirm they are functioning properly, since faulty sensors can directly impact cruise control performance. Finally, inspect the wiring and connections associated with the cruise control system for any signs of damage, corrosion, or loose connections, as these issues can also lead to malfunctions. By following this structured diagnostic approach, you can efficiently identify and address the underlying causes of cruise control issues in your Audi S6.

What are the common problems that could cause the cruise control to stop working in a 2007 Audi S6?

When troubleshooting the cruise control system in a 2007 Audi S6, it's essential to consider several common problems that could be at play. A faulty cruise control switch is often the first suspect, as it directly controls the system's engagement. Additionally, a blown fuse can disrupt electrical flow, rendering the cruise control inoperative. The speed sensor also plays a critical role; if it malfunctions, the system may struggle to maintain a set speed. Vacuum leaks can further complicate matters, as they can lead to inconsistent performance. Moreover, issues with the brake light switch can prevent the cruise control from activating altogether, while a malfunctioning throttle cable can interfere with its operation. By systematically diagnosing these potential issues, you can effectively identify the root cause of the cruise control failure and take the necessary steps to restore its functionality.

How urgent is it to address the non-functioning cruise control in a 2007 Audi S6?

Addressing a non-functioning cruise control system in a 2007 Audi S6 is crucial for both safety and vehicle performance. When cruise control fails, it not only diminishes driving comfort but may also signal deeper electronic or sensor issues that could compromise other vehicle systems. Ignoring this malfunction can lead to increased driver fatigue, especially during long trips, and may escalate into more significant problems that could affect the car's overall reliability. Moreover, a malfunctioning cruise control can pose safety risks, particularly on highways where maintaining a consistent speed is essential. By prioritizing the repair of your cruise control system, you not only enhance your driving experience but also safeguard against potential hazards and ensure the longevity of your vehicle's performance. Therefore, it is advisable to act promptly to resolve any cruise control issues to maintain both safety and comfort on the road.

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2007 Audi S6 Cruise Control Malfunctions & Solutions