2019 Audi SQ5 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2019 Audi SQ5 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 2019 Audi SQ5 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 2019 Audi SQ5 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 2019 Audi SQ5?

To diagnose the cruise control issue in your 2019 Audi SQ5, begin with the simplest checks to avoid unnecessary complications. Start by inspecting the cruise control fuse; a blown fuse is a common culprit that can easily disrupt functionality. Next, examine the cruise control buttons on your steering wheel for any signs of malfunction, as faulty buttons can prevent the system from engaging. If these initial checks do not reveal the problem, utilize an OBD-II scanner to identify any error codes that may indicate specific issues within the cruise control system. Following this, assess the speed sensors, as they are vital for maintaining the desired speed; any faults here can lead to significant problems. Additionally, inspect the wiring connections associated with the cruise control system for any loose or damaged wires, as these can also hinder performance. Finally, test the cruise control module itself to ensure it is operating correctly. If you have gone through these steps and still cannot resolve the issue, it may be time to consult a professional mechanic or an authorized Audi service center for further assistance. By systematically following these diagnostic steps, you can effectively troubleshoot and potentially resolve the cruise control issue in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2019 Audi SQ5?

When troubleshooting the cruise control system in a 2019 Audi SQ5, it's essential to consider several common problems that could be at play. A faulty speed sensor is often a primary culprit, as it plays a crucial role in relaying the vehicle's speed to the cruise control system; if it malfunctions, the system may fail to engage or maintain speed. Additionally, issues with the brake light switch can disrupt the cruise control function, since the system is designed to disengage when the brake pedal is pressed. Another potential issue is a malfunctioning throttle actuator, which can hinder the cruise control's ability to adjust the throttle position effectively. Electrical problems, such as blown fuses or wiring issues, can also lead to cruise control failures, as can software glitches within the system's programming. By systematically checking these components, DIYers can identify and address the root cause of the cruise control malfunction, restoring functionality to their vehicle.

How urgent is it to address the malfunctioning cruise control in a 2019 Audi SQ5?

Addressing a malfunctioning cruise control system in a 2019 Audi SQ5 is of utmost importance due to the potential safety risks it poses. A faulty cruise control can lead to unexpected acceleration or deceleration, which can create hazardous driving conditions and increase the likelihood of accidents. Moreover, delaying repairs can exacerbate the issue, potentially leading to more extensive damage to the vehicle's components, resulting in higher repair costs down the line. Additionally, a malfunctioning system detracts from the overall driving experience, making it inconvenient and frustrating to operate the vehicle. Therefore, it is crucial to prioritize the repair of the cruise control system to ensure safety, prevent further damage, and maintain the vehicle's functionality.

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