Honda Prelude Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your Honda Prelude 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
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25% chance it's the
Control Module
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25% chance it's the
Throttle
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20% chance it's
Something else
The most common reasons a Honda Prelude 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 Honda Prelude 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.

When the vehicle speed sensor fails or the wiring harness prevents signal transmission, the speedometer is the first thing that will stop functioning properly. This can be an intermittent issue where the speedometer only works occasionally, the speedometer may cease all function, or the speedometer may read erratically or incorrectly. Also, the traction control and anti lock brake warning lights specific to each vehicle may be illuminated, depending on the design of those systems. You may notice the vehicle hesitate to accelerate, cruise control will not function properly, and the vehicle may not shift properly through all of the gears.

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.

If the cruise control refuses to turn on at all, the actuator could be at fault. Likewise, if the cruise control stays on but does not maintain a consistent speed, the problem could be a bad actuator. In extreme cases, a malfunctioning actuator could cause the throttle to stick and prevent the vehicle from slowing down. These symptoms may point to a bad actuator. They may also point to other problems with the cruise control and related systems.

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.

A faulty cruise control module will simply result in deactivation of cruise control settings. This is because a detected error in the cruise control system could lead to hazardous driving conditions, so the module will be disabled, and the cruise control system warning light will be displayed. This will be a different message depending on make and model, and a warning light or message may be displayed on the driver instrument cluster.

Troubleshooting Cruise Control Issues in a Honda Prelude

When troubleshooting cruise control issues in your Honda Prelude, it's essential to adopt a methodical diagnostic approach. Start by examining the cruise control button, as intermittent lighting can indicate a malfunction. Next, inspect the cruise control unit for any visible irregularities, which can help you determine if the system is entirely non-functional or simply struggling to maintain speed. A common culprit is the brake switch; ensure it is properly adjusted and functioning by checking the clearance between the pedal and the switch. Additionally, don’t overlook the possibility of a blown fuse; testing and replacing fuses can often resolve electrical issues. Lastly, inspect the vacuum reservoir located in the front bumper for any cracks or leaks, as these can significantly impact the cruise control's performance. By following this structured approach, you can effectively identify and address the root cause of your cruise control problems, ensuring a smoother driving experience.

What Are the Common Problems with Cruise Control in a Honda Prelude?

When dealing with cruise control issues in a Honda Prelude, it's essential to understand the common problems that may affect its functionality. One frequent culprit is a failed control module, sensor, or switch, which can disrupt the entire system. Additionally, throttle actuation problems can prevent the cruise control from engaging properly, making it crucial to check the throttle linkage and associated components. Another common issue is a blown fuse dedicated to the cruise control system; inspecting the fuse box can quickly reveal if this is the case. The brake pedal switch is also a vital component, as its failure can inadvertently disable the cruise control when the brake is applied. Furthermore, damage to the vacuum reservoir, typically located in the front bumper, can lead to a loss of vacuum pressure necessary for the system to function. Lastly, ensuring that all electrical connections, including wiring and switches, are intact and free from corrosion is vital for maintaining proper operation. By systematically inspecting these areas, DIY enthusiasts can effectively diagnose and address cruise control problems in their Honda Prelude.

Why is it Critical to Fix the Non-Working Cruise Control in a Honda Prelude?

Fixing a non-working cruise control in a Honda Prelude is not just a matter of convenience; it is a critical safety concern that should be addressed promptly. A malfunctioning cruise control system can lead to erratic speed changes, increasing the risk of accidents, particularly on highways where maintaining a steady speed is essential for safe driving. Additionally, the convenience of cruise control significantly reduces driver fatigue during long trips, allowing for a more comfortable driving experience. Ignoring this issue can also impact fuel efficiency, as a properly functioning system helps maintain a consistent speed, ultimately benefiting both the vehicle's performance and your wallet. Furthermore, neglecting to repair the cruise control can diminish the resale value of your Honda Prelude, as potential buyers often look for vehicles in optimal working condition. Lastly, addressing cruise control issues can prevent further damage to related components, ensuring the overall health and longevity of your vehicle. Therefore, it is crucial to prioritize fixing the cruise control system to enhance safety, convenience, and the overall value of your Honda Prelude.

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