2003 Honda Accord Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2003 Honda Accord 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 2003 Honda Accord 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 2003 Honda Accord 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.

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 non-functioning cruise control in a 2003 Honda Accord?

To effectively diagnose the non-functioning cruise control in a 2003 Honda Accord, start with a systematic approach that prioritizes simpler checks before moving on to more complex diagnostics. Begin by inspecting the fuse associated with the cruise control system, as a blown fuse is a common and easily fixable issue. Next, examine the cruise control switch located on the steering wheel to ensure it is operational; a faulty switch may require replacement. Following this, check the brake pedal switch, which is crucial for disengaging the cruise control when the brake is applied. If these components are functioning correctly, proceed to verify the vehicle speed sensor, as it is essential for the cruise control to operate effectively. Additionally, inspect the vacuum lines for any leaks, as these can disrupt the system's performance. If the problem persists, utilize an OBD-II scanner to identify any error codes that may provide insight into the issue. Should these steps not resolve the problem, consulting a qualified mechanic with experience in Honda vehicles is advisable for a comprehensive diagnosis and repair. This methodical approach not only helps in identifying the root cause but also ensures that you address the most straightforward issues first, potentially saving time and resources.

What are the common problems that could cause the cruise control to stop working in a 2003 Honda Accord?

When dealing with a malfunctioning cruise control system in a 2003 Honda Accord, it's crucial to understand the common problems that may be at play. One of the first things to check is the fuse; a blown fuse can easily disrupt the entire system, rendering it inoperable. Next, consider the brake pedal switch, which is designed to deactivate cruise control when the brake is pressed; if this switch is faulty, it may prevent the system from engaging. Additionally, issues with the speed sensor can lead to incorrect speed readings, making it impossible for the cruise control to maintain a set speed. Vacuum leaks are another potential culprit, as they can interfere with the engine's ability to sustain a steady speed, ultimately affecting cruise control functionality. Lastly, a defective cruise control module can also be responsible for the system's failure. By systematically checking these components, DIYers can effectively diagnose and address the cruise control issues in their Honda Accord.

How urgent is it to address the malfunctioning cruise control in a 2003 Honda Accord?

Addressing a malfunctioning cruise control in a 2003 Honda Accord is of utmost urgency due to the significant safety risks it poses. A faulty system can lead to unexpected acceleration or deceleration, which can result in dangerous driving situations. Moreover, when cruise control fails, it can distract the driver, making it difficult to maintain focus on the road and respond to sudden changes in traffic or road conditions. This distraction not only increases the likelihood of accidents but can also lead to inefficient fuel consumption as the vehicle struggles to maintain a consistent speed. Additionally, a malfunctioning cruise control may indicate deeper mechanical issues that could escalate if left unaddressed. Therefore, it is crucial for drivers to prioritize the inspection and repair of their cruise control system to ensure both their safety and the optimal performance of their vehicle.

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