2007 Acura MDX Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2007 Acura MDX 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 2007 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 2007 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.

What are the steps to diagnose the cruise control issue in a 2007 Acura MDX?

To diagnose a cruise control issue in a 2007 Acura MDX, begin with the simplest checks to avoid unnecessary complexity. 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 engagement. Following this, check the speed sensors, which are vital for the cruise control to operate correctly. If these initial checks do not reveal the problem, use an OBD-II scanner to look for any error codes that might indicate underlying issues. Additionally, verify the brake pedal switch, since a malfunction here can inhibit cruise control activation. Inspect the vacuum lines for any leaks or damage, as these can significantly affect performance. Finally, if all else fails, test the cruise control module to ensure it is functioning properly. By following this structured approach, you can effectively diagnose and address cruise control issues in your Acura MDX, making the process manageable and efficient.

What are the common problems that could cause the cruise control to stop working in a 2007 Acura MDX?

When troubleshooting cruise control issues in a 2007 Acura MDX, it's essential to consider several common problems that may be at play. A faulty cruise control switch is often the first suspect, as it can hinder the system's ability to engage or disengage properly. Additionally, a blown fuse within the cruise control circuit can completely disable the system, making it crucial to check the fuse box for any signs of damage. Another critical component is the speed sensor; if it malfunctions, the cruise control may struggle to maintain a consistent speed. Vacuum leaks in the engine can also disrupt the cruise control's operation, leading to erratic behavior. Furthermore, issues with the brake light switch can prevent the cruise control from activating, as the system is designed to deactivate when the brake pedal is pressed. Lastly, a malfunctioning throttle cable can interfere with speed adjustments, causing the cruise control to fail. By systematically addressing these potential issues, DIYers can effectively diagnose and restore the cruise control functionality in their Acura MDX.

How urgent is it to address the non-functioning cruise control in a 2007 Acura MDX?

When considering the urgency of fixing a non-functioning cruise control in a 2007 Acura MDX, it is crucial to recognize the potential safety risks involved. A malfunctioning cruise control can lead to erratic speed changes, which may result in dangerous driving conditions, especially on highways where maintaining a steady speed is essential. Additionally, the comfort and convenience that cruise control provides during long drives cannot be overlooked; without it, drivers may experience increased fatigue and discomfort. Furthermore, neglecting this issue can adversely affect the vehicle's resale value. A well-maintained cruise control system is a sign of overall vehicle care, and addressing any malfunctions promptly can prevent further complications and depreciation. Therefore, while it may not seem like an immediate emergency, the implications of ignoring a faulty cruise control system warrant timely attention to ensure safety, comfort, and the longevity of your vehicle's value.

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