Dodge Spirit Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your Dodge Spirit 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
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25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a Dodge Spirit 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 Dodge Spirit 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.

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.

Troubleshooting Cruise Control Issues in a Dodge Spirit

When troubleshooting cruise control issues in your Dodge Spirit, it's essential to adopt a methodical diagnostic approach. Begin by inspecting the fuses associated with the cruise control system, as a blown fuse is often the simplest and most common culprit. Next, examine the brake pedal and throttle body for any signs of wear or malfunction, as these components directly influence cruise control functionality. Utilizing a scanner can help you identify any underlying issues, particularly with the speed sensor, which is vital for the system's operation. Additionally, check the cruise control switch to ensure it is functioning correctly, as problems here can lead to unexpected disengagement. If these initial checks do not resolve the issue, delve deeper into the control module, throttle control system, and any potential electrical problems, including the brake switch and vacuum lines, especially in older models. By following this structured approach, you can effectively diagnose and potentially resolve the cruise control problems in your Dodge Spirit, saving time and money on repairs.

What Could Cause the Cruise Control to Malfunction in a Dodge Spirit?

When troubleshooting cruise control malfunctions in a Dodge Spirit, it's crucial to understand the common problems that may arise within the system. One of the primary culprits could be issues with the control module, which is responsible for managing the cruise control functions. Additionally, sensor and switch failures can disrupt the communication between the vehicle's systems, leading to operational failures. Problems with the servo, which controls the throttle, may also prevent the cruise control from engaging properly. It's important to check for any blown fuses or defective brake pedal switches, as these components play a vital role in the cruise control's functionality. In older models, a broken vacuum line can be a significant issue, while newer systems may experience throttle control or ABS-related problems. By systematically examining these components, you can effectively diagnose and resolve the cruise control issues in your Dodge Spirit, ensuring a smoother driving experience.

Why is the Cruise Control Not Working in a Dodge Spirit?

When the cruise control in your Dodge Spirit fails, it’s crucial to address the issue promptly to ensure your safety on the road. Ignoring symptoms such as a non-responsive cruise control system can lead to more significant problems, including potential accidents if you rely on cruise control during long drives. Common culprits like a blown fuse or a defective brake pedal switch can often be diagnosed and fixed with basic DIY skills, but if left unchecked, they may lead to more extensive damage or costly repairs. Additionally, if the cruise control works intermittently, it could indicate underlying issues with the throttle control system or even the ABS, which are vital for safe vehicle operation. Therefore, it’s advisable to investigate and resolve any cruise control malfunctions as soon as they arise, not only to restore functionality but also to maintain the overall safety and reliability of your vehicle.

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