2023 INFINITI QX55 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2023 INFINITI QX55 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 2023 INFINITI QX55 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 2023 INFINITI QX55 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 2023 INFINITI QX55?

To diagnose the cruise control issue in your 2023 INFINITI QX55, begin with the simplest checks before moving on to more complex diagnostics. Start by inspecting the cruise control fuse in the fuse box, as a blown fuse can often be the culprit behind malfunctioning systems. Next, examine the cruise control buttons on your steering wheel to ensure they are functioning correctly, as faulty buttons can disrupt operation. It’s also essential to verify that the speed sensor is working properly, as it provides critical speed data to the cruise control system. If these initial checks do not resolve the issue, use an OBD-II scanner to look for any error codes that may indicate specific problems. Additionally, check the brake lights, as malfunctioning lights can interfere with cruise control functionality. Finally, inspect the wiring and connections related to the cruise control system for any signs of damage or looseness. If these steps do not lead to a solution, it may be time to consult a professional for further diagnostics. By following this structured approach, you can effectively troubleshoot and potentially resolve cruise control issues in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2023 INFINITI QX55?

When troubleshooting cruise control issues in a 2023 INFINITI QX55, it's essential to understand the common problems that may lead to its failure. One of the primary culprits is a faulty speed sensor, which can disrupt the system's ability to maintain the desired speed. Additionally, a malfunctioning brake light switch can interfere with cruise control operation, as this switch is designed to disengage the system when the brakes are applied. Another potential issue is a blown fuse within the cruise control system; checking and replacing any blown fuses can often resolve the problem. Furthermore, problems with the throttle control system, such as a defective throttle position sensor, can hinder the cruise control's performance. Lastly, issues with the electronic control module (ECM), which oversees various vehicle functions including cruise control, can also lead to malfunctions. By systematically addressing these common issues, you can effectively troubleshoot and potentially restore the cruise control functionality in your vehicle.

How urgent is it to address the malfunctioning cruise control in my 2023 INFINITI QX55?

When it comes to the malfunctioning cruise control in your 2023 INFINITI QX55, the urgency of addressing the issue cannot be overstated. A malfunctioning system can lead to unexpected acceleration or deceleration, creating a significant safety hazard on the road. This unpredictability not only compromises your safety but also that of other drivers and passengers. Additionally, neglecting to fix the cruise control can detract from your overall driving experience, making it less convenient and enjoyable. Furthermore, ignoring these symptoms may result in more extensive damage to your vehicle's systems, leading to costly repairs down the line. Therefore, it is crucial to have your cruise control system inspected and repaired by a qualified mechanic or authorized service center as soon as possible. Taking prompt action ensures not only your safety but also the long-term performance and reliability of your vehicle.

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