2018 Honda Odyssey Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2018 Honda Odyssey and How to Fix Them

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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 2018 Honda Odyssey 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 2018 Honda Odyssey 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 steps should I take to diagnose the cruise control issue in my 2018 Honda Odyssey?

To effectively diagnose the cruise control issue in your 2018 Honda Odyssey, begin with a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Start by inspecting the cruise control fuse in the fuse box, as a blown fuse is a common and easily fixable problem that can disrupt functionality. Next, examine the cruise control buttons on your steering wheel to ensure they are operational, as faulty buttons can prevent the system from engaging. Following this, verify the speed sensor's performance, since it is essential for maintaining a consistent speed; any malfunction here can directly impact cruise control operation. Utilizing an OBD-II scanner to check for error codes can provide valuable insights into specific issues affecting the system. Additionally, ensure that your brake lights are functioning correctly, as malfunctioning lights can inadvertently disable cruise control. If your vehicle's cruise control relies on vacuum lines, inspect these for any leaks or damage that could hinder performance. If these initial checks do not resolve the issue, it may be time to consult a mechanic or dealership experienced with Honda vehicles for a more thorough diagnosis and repair. By following this structured diagnostic approach, you can efficiently identify and address the cruise control problem in your Odyssey.

What are the common problems that could cause the cruise control to stop working in a 2018 Honda Odyssey?

When troubleshooting cruise control issues in a 2018 Honda Odyssey, it's essential to understand the common problems that may be at play. One frequent culprit is a faulty brake pedal switch, which is designed to disengage the cruise control when the brake is applied; if this switch malfunctions, it can prevent the system from engaging. Additionally, issues with the speed sensor can disrupt the cruise control's ability to maintain a steady speed, leading to erratic performance. Another potential problem is a blown fuse within the cruise control system, which can easily be checked and replaced if necessary. Furthermore, the throttle control system, including components like the throttle position sensor, may also be at fault, as any malfunction here can hinder the cruise control's effectiveness. It's also worth considering the electronic control module (ECM), which oversees various vehicle functions, including cruise control; any issues with the ECM may require professional diagnosis and repair. Lastly, vacuum leaks in the engine can significantly impact the cruise control system's performance, so inspecting and fixing any leaks in the vacuum lines is crucial. By systematically addressing these common issues, you can effectively troubleshoot and potentially resolve the cruise control problems in your Honda Odyssey.

How urgent is it to address the malfunctioning cruise control in my 2018 Honda Odyssey?

Addressing the malfunctioning cruise control in your 2018 Honda Odyssey is of utmost importance due to the safety risks it poses. A malfunction can lead to unexpected acceleration or deceleration, which can create hazardous driving conditions. This feature is designed to help maintain a constant speed, enhancing your driving experience, especially on long highway trips. Ignoring the issue not only compromises your safety but can also lead to discomfort during extended drives, as you may find yourself constantly adjusting your speed manually. Furthermore, neglecting the problem could result in more severe complications down the line, potentially leading to costly repairs that could have been avoided with timely intervention. Therefore, it is crucial to address any cruise control malfunctions promptly to ensure your safety, maintain driving comfort, and prevent further damage to your vehicle.

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