2011 INFINITI FX50 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2011 INFINITI FX50 and How to Fix Them

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Reviewed by
Aisha
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 2011 INFINITI FX50 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 2011 INFINITI FX50 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 non-functioning cruise control in my 2011 INFINITI FX50?

To effectively diagnose the non-functioning cruise control in your 2011 INFINITI FX50, begin with a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Start by inspecting the cruise control fuse located in the fuse box, as a blown fuse is a common and easily fixable issue that can halt the system's operation. Next, examine the cruise control buttons on the steering wheel for any signs of damage or sticking, as these can prevent the system from engaging properly. Following this, verify the functionality of the speed sensor, which is crucial for the cruise control to operate correctly; a malfunction here can disrupt the entire system. Additionally, check the brake pedal switch, since it is designed to disengage the cruise control when the brakes are applied; a faulty switch can lead to unexpected failures. If these initial checks do not resolve the issue, utilize an OBD-II scanner to identify any error codes that may indicate specific problems within the cruise control system. Should you still be unable to diagnose the issue, it may be wise to consult a qualified mechanic or an INFINITI dealership, as they possess the expertise and tools necessary for a thorough diagnosis and repair. By following this structured diagnostic approach, you can efficiently identify and address the underlying causes of your cruise control malfunction.

What are the common problems that could cause the cruise control to stop working in a 2011 INFINITI FX50?

When troubleshooting cruise control issues in a 2011 INFINITI FX50, it's essential to identify several common problems that may be affecting the system's performance. A faulty brake pedal switch is often a primary culprit, as it can disrupt the proper engagement and disengagement of the cruise control. Additionally, a defective speed sensor can hinder the system's ability to maintain a consistent speed, resulting in erratic behavior. Another frequent issue is a blown fuse, which can completely disable the cruise control functionality. It's also advisable to check for vacuum leaks in the engine, as these can significantly interfere with the operation of the cruise control system. Lastly, a malfunctioning cruise control module may be the root cause, preventing the system from functioning as intended. By addressing these potential issues promptly, preferably with the assistance of a qualified mechanic, you can restore the cruise control functionality and enhance your driving experience.

How urgent is it to address the malfunctioning cruise control in a 2011 INFINITI FX50?

Addressing a malfunctioning cruise control in a 2011 INFINITI FX50 is of utmost importance due to the potential safety risks and performance issues it can cause. A malfunctioning system may lead to unexpected acceleration or deceleration, which can create hazardous driving conditions. Additionally, such issues often signal deeper problems within the vehicle's electronic systems or sensors, which could compromise overall drivability. Ignoring these symptoms not only risks safety but can also lead to decreased fuel efficiency and further damage to other vehicle components, ultimately resulting in higher repair costs. Therefore, it is crucial to diagnose and repair cruise control malfunctions promptly, ensuring the vehicle remains reliable and safe for use on the road. Taking swift action not only protects the driver and passengers but also contributes to the long-term health of the vehicle.

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2011 INFINITI FX50 Cruise Control Issues & Repairs