1993 Dodge Colt Cruise Control Isn't Working

Diagnosing Common Issues with the Cruise Control System in Your 1993 Dodge Colt 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 1993 Dodge Colt 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 1993 Dodge Colt 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 throttle position sensor fails, the engine's computer tends to overcompensate with fuel, leading black exhaust coming from the tailpipe. There is a strong possibility of engine misfires, and the check engine light will come on.

Throttle position sensors can also develop "dead spots," or certain places along the throttle curve where it doesn't get a reading. When this happens, the above symptoms can occur but then stop when you further press or let off the gas pedal.

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.

What are the steps to diagnose the non-functioning cruise control in a 1993 Dodge Colt?

To diagnose the non-functioning cruise control in a 1993 Dodge Colt, begin with the simplest checks to avoid unnecessary complications. Start by inspecting the cruise control fuse in the fuse box, as a blown fuse is a common and easily fixable issue. Next, examine the cruise control buttons on the steering wheel to ensure they are operational, as faulty buttons can hinder engagement. Following this, inspect the vacuum lines for any signs of leaks or damage, as these are critical for the system's performance. If these initial checks do not reveal the problem, proceed to test the cruise control module with a multimeter to identify any electrical faults. Additionally, verify the speed sensor's functionality, as it is essential for the cruise control system to operate correctly. Finally, check all wiring connections for looseness or corrosion, as secure connections are vital for proper functionality. If these steps do not resolve the issue, consulting a mechanic with expertise in cruise control systems may be necessary for further diagnosis. By following this structured approach, you can effectively troubleshoot and potentially fix the cruise control issue in your Dodge Colt.

What are the common problems that could cause the cruise control to stop working in a 1993 Dodge Colt?

When troubleshooting the cruise control system in a 1993 Dodge Colt, it's essential to consider several common problems that could lead to its failure. One of the first things to check is the fuse associated with the cruise control; a blown fuse can easily disrupt the system's functionality. If the fuse is intact, the next step is to inspect the cruise control switch, as a malfunctioning switch may prevent the system from engaging properly. Additionally, vacuum leaks can significantly impact the operation of the cruise control, so examining the vacuum lines for any signs of wear or damage is crucial. Another potential issue could be a faulty speed sensor, which can cause erratic behavior or complete failure of the cruise control system. Lastly, ensure that the brake light switch is functioning correctly, as any problems here can interfere with the cruise control's operation. By systematically addressing these common issues, you can effectively troubleshoot and potentially restore the cruise control functionality in your Dodge Colt.

How urgent is it to repair the non-functioning cruise control in a 1993 Dodge Colt?

When evaluating the urgency of repairing the non-functioning cruise control in your 1993 Dodge Colt, it's essential to weigh the potential consequences of neglecting this issue. While cruise control is primarily a convenience feature, its malfunction can lead to increased driver fatigue during long trips, which may compromise safety. If you find that the cruise control system is causing erratic behavior or affecting the vehicle's drivability, addressing the repair promptly becomes crucial to ensure a safe driving experience. Additionally, if you frequently embark on long journeys, restoring this feature can significantly enhance your comfort and reduce the strain of constant speed regulation. Furthermore, maintaining all functional features, including cruise control, can positively impact your vehicle's resale value, making it more appealing to potential buyers. Therefore, while the urgency may vary based on your driving habits and preferences, consulting with a mechanic to assess the specific issue is advisable to determine the best course of action tailored to your needs.

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