2022 Lexus NX350 Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2022 Lexus NX350

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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 Lexus NX350 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 Lexus NX350 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.

The cruise control switch can cause complete failure of the cruise control feature, but in a lucky scenario only partial functionality will be lost. This means that the cruise control may come on, but that it will not increase in speed automatically, or the cancel button does not work leading the driver to cancel cruise control with the foot brake. In some vehicles, the cruise control light may illuminate, or a warning message may be displayed due to lack of functionality.

What are the initial diagnostic steps to take when the cruise control isn't working on a 2022 Lexus NX350?

When faced with a malfunctioning cruise control system in your 2022 Lexus NX350, start by checking the cruise control settings to ensure they are properly configured and activated. Confirm that the cruise control button is engaged and that the set speed is appropriate for your driving conditions. Next, inspect the fuse associated with the cruise control system; a blown fuse can easily disrupt functionality, so replace it if necessary. It's also important to verify the condition of the speed sensors, as these components are vital for the system's operation. Additionally, examine the brake lights, since faulty brake lights can interfere with cruise control engagement. If these initial checks do not resolve the issue, consider using an OBD-II scanner to look for any error codes that may indicate specific problems within the system. Lastly, inspect the wiring and connections related to the cruise control; ensure that all connections are secure and free from damage or corrosion. By systematically following these steps, you can effectively diagnose and potentially resolve the cruise control issues in your Lexus NX350.

What are the common problems that could cause the cruise control to stop working in a 2022 Lexus NX350?

When troubleshooting the cruise control system in a 2022 Lexus NX350, it's essential to consider several common problems that could be at play. A faulty speed sensor is often a primary culprit, as it can hinder the system's ability to accurately gauge the vehicle's speed, preventing proper engagement or speed maintenance. Additionally, issues with the brake light switch can disrupt the cruise control's functionality; since the system is designed to deactivate when the brakes are applied, a malfunctioning switch may incorrectly signal the system to disengage. Another potential issue lies within the throttle control system, where a faulty throttle position sensor or electronic throttle control unit can interfere with the cruise control's ability to maintain a steady speed. It's also wise to check for blown fuses related to the cruise control system, as replacing any damaged fuses can often resolve the issue. Lastly, software glitches within the vehicle's onboard computer may disrupt cruise control operations, and updating or resetting the system could rectify these problems. By systematically addressing these common issues, you can effectively troubleshoot and potentially restore the functionality of the cruise control in your Lexus NX350.

How urgent is it to address the malfunctioning cruise control in a 2022 Lexus NX350?

Addressing a malfunctioning cruise control in a 2022 Lexus NX350 is of utmost importance due to the significant safety risks it poses. A malfunctioning system can lead to unexpected acceleration or deceleration, which can result in dangerous driving conditions and increase the likelihood of accidents. Moreover, delaying repairs can exacerbate the issue, potentially causing further damage to the vehicle's components, leading to more extensive and costly repairs down the line. To ensure both safety and optimal vehicle performance, it is crucial to consult with a certified mechanic or an authorized Lexus service center as soon as symptoms arise. Prioritizing the repair of the cruise control system not only safeguards your well-being on the road but also helps maintain the overall reliability and functionality of your vehicle.

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2022 Lexus NX350 Cruise Control Issues & Repairs | RepairPal