2011 Acura MDX Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2011 Acura MDX and How to Fix Them

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Reviewed by
Bo Fader
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 Acura MDX 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 Acura MDX 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 steps to diagnose the cruise control issue in a 2011 Acura MDX?

To effectively diagnose a cruise control issue in a 2011 Acura MDX, it's essential to adopt a systematic approach that begins with the simplest checks before progressing to more complex diagnostics. Start by inspecting the cruise control fuse, as a blown fuse can easily disrupt the system's functionality. Next, examine the cruise control buttons on the steering wheel to ensure they are not stuck or damaged, as this can prevent proper engagement. Utilizing an OBD-II scanner to check for error codes can provide critical insights into any underlying issues. Following this, assess the vehicle speed sensor, which is vital for the cruise control system's operation, and ensure it is functioning correctly. Additionally, inspect the brake light switch, as a malfunctioning switch can inhibit cruise control engagement. A thorough examination of the wiring and connections related to the cruise control system is also crucial, as damaged or loose connections can lead to failures. Finally, test the cruise control module to confirm it is sending the correct signals. If these steps do not resolve the issue, seeking assistance from a professional mechanic is advisable to ensure a comprehensive diagnosis and repair. This methodical approach not only helps in identifying the problem but also saves time and resources in the troubleshooting process.

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

When the cruise control in a 2011 Acura MDX ceases to function, several common problems may be at play. One of the primary culprits is a faulty brake pedal switch, which is crucial for disengaging the cruise control when the brake is applied. If this switch malfunctions, it can prevent the system from engaging properly. Additionally, issues with the speed sensor can disrupt the cruise control's ability to maintain a constant speed, as it relies on accurate speed readings. Another potential issue is a blown fuse within the cruise control system; checking and replacing any blown fuses can often restore functionality. Furthermore, vacuum leaks in the engine can interfere with the cruise control's operation, leading to inconsistent speed maintenance. Lastly, a malfunctioning cruise control module can also be responsible for the system's failure to engage or maintain speed. By systematically addressing these common issues, DIYers can effectively troubleshoot and resolve cruise control problems in their Acura MDX.

How urgent is it to address the non-functioning cruise control in a 2011 Acura MDX?

When it comes to the non-functioning cruise control in your 2011 Acura MDX, understanding the urgency of the repair is crucial for maintaining both safety and vehicle performance. While a malfunctioning cruise control system may not present an immediate safety hazard, it can lead to increased driver fatigue during long trips, as well as decreased fuel efficiency. Ignoring this issue could result in more significant problems down the line, potentially escalating repair costs and affecting the overall driving experience. Therefore, it is advisable to address the cruise control malfunction promptly. By doing so, you not only restore the convenience of this feature but also prevent any future complications that could arise from neglecting the repair. Taking timely action ensures that your vehicle remains reliable and enjoyable to drive, making it a worthwhile investment in your car's functionality.

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