2022 Audi Q5 PHEV Cruise Control Isn't Working

Troubleshooting Common Issues with Cruise Control in Your 2022 Audi Q5 PHEV 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 2022 Audi Q5 PHEV 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 2022 Audi Q5 PHEV 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 cruise control issue in my 2022 Audi Q5 PHEV?

To effectively diagnose the cruise control issue in your 2022 Audi Q5 PHEV, start with the simplest solutions before moving on to more complex diagnostics. Begin by checking the cruise control settings to ensure the system is activated and set to your desired speed. Next, inspect the cruise control buttons on the steering wheel for any signs of damage or malfunction, as these can often be the source of the problem. If everything appears in order, use an OBD-II scanner to check for any error codes that may indicate specific issues within the system. Additionally, examine the cruise control fuse to confirm it hasn’t blown, as this can disrupt functionality. It’s also crucial to inspect the speed sensors, ensuring they are clean and undamaged, as they play a vital role in the system's operation. If these steps do not resolve the issue, test the cruise control module for proper functionality. Should you still encounter difficulties, consulting a professional mechanic or an authorized Audi service center is advisable, as they possess the expertise and specialized tools necessary for accurate diagnosis and repair. By following this structured approach, you can systematically identify and address the cruise control issue in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2022 Audi Q5 PHEV?

When the cruise control in a 2022 Audi Q5 PHEV ceases to function, several common issues may be at play. One primary culprit could be a faulty speed sensor, which is essential for the cruise control system to accurately gauge the vehicle's speed. If this sensor malfunctions, the system may fail to engage or maintain the desired speed. Additionally, problems with the brake light switch can disrupt the cruise control's operation, as it relies on signals from the brake system to function correctly. Another potential issue is a malfunction in the throttle control, which may stem from a faulty throttle position sensor or electronic throttle control system, both of which are critical for maintaining speed. Furthermore, a defective cruise control module can prevent the system from working as intended, necessitating repair or replacement. Lastly, electrical problems such as wiring issues or blown fuses can also hinder the cruise control's performance. By understanding these common problems, DIY enthusiasts can better diagnose the issue and take appropriate steps to restore functionality to their vehicle's cruise control system.

How urgent is it to address the malfunctioning cruise control in a 2022 Audi Q5 PHEV?

Addressing a malfunctioning cruise control in a 2022 Audi Q5 PHEV is of utmost urgency due to the significant safety risks it poses. A malfunction can lead to unexpected acceleration or deceleration, which can create dangerous driving conditions for both the driver and others on the road. Furthermore, a faulty cruise control system detracts from the overall driving experience, making it inconvenient and stressful to operate the vehicle. Ignoring these symptoms not only compromises safety but can also lead to increased fuel consumption and potential damage to other vehicle components, resulting in more costly repairs down the line. Therefore, it is crucial to prioritize the diagnosis and repair of cruise control issues to ensure a safe and efficient driving experience.

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2022 Audi Q5 PHEV Cruise Control Not Working | RepairPal