Chrysler Cirrus Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your Chrysler Cirrus and How to Fix Them

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Reviewed by
Aisha
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 Chrysler Cirrus 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 Chrysler Cirrus 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 Chrysler Cirrus

When troubleshooting cruise control issues in a Chrysler Cirrus, it's essential to adopt a systematic diagnostic approach that begins with the simplest potential problems before moving on to more complex ones. Start by checking the cruise control on/off button for any sticking or lack of contact, as this can often be a quick fix. Next, inspect the fuses and brake components, since a blown fuse or faulty brake switch can easily disrupt the cruise control functionality. If these initial checks do not resolve the issue, examine the throttle and speed sensors, as malfunctions in these areas can significantly impact the system's performance. Additionally, consider the condition of the cruise control module itself, as it may require replacement if found defective. Lastly, if the cruise control system is still not functioning properly, investigate any engine-related issues, including the check engine light, which could indicate underlying problems affecting the cruise control's operation. By following this structured approach, you can effectively identify and resolve the issues affecting your Chrysler Cirrus's cruise control system.

What Could Cause the Cruise Control to Malfunction in a Chrysler Cirrus?

When troubleshooting cruise control malfunctions in a Chrysler Cirrus, it's essential to consider several common problems that could be affecting the system. A blown fuse is often the first culprit to check, as it can easily disrupt electrical components. If the fuse is intact, the next step is to inspect the brake pedal switch, which can fail and prevent the cruise control from engaging. Additionally, issues with the throttle control system may arise, leading to erratic behavior or complete failure of the cruise control. It's also worth examining the anti-lock braking system (ABS), as any faults here can interfere with cruise control functionality. For older models, a broken vacuum line may be a concern, particularly in systems that rely on vacuum pressure. Lastly, don't overlook the control module and various sensors, as these can also contribute to cruise control issues. By systematically checking these components, DIYers can effectively diagnose and potentially resolve the cruise control malfunction in their Chrysler Cirrus.

Why is the Cruise Control Not Working in a Chrysler Cirrus?

When your Chrysler Cirrus's cruise control fails, it’s crucial to address the issue promptly, as neglecting it can lead to safety risks and further complications. Common culprits include a blown fuse, a malfunctioning brake pedal switch, or problems within the throttle control system. If the brake pedal switch is defective, the system may mistakenly believe the brakes are engaged, preventing cruise control from activating. Additionally, older models may experience issues due to broken vacuum lines, which are essential for the proper functioning of the cruise control system. A faulty vacuum release valve can also disrupt the system, leading to operational failures. Furthermore, if the cruise control on/off button is sticking or not making proper contact, it may require a simple fix, such as a gentle tap on the steering wheel module. Addressing these issues not only restores functionality but also ensures a safer driving experience, making it imperative to diagnose and resolve any cruise control problems as soon as they arise.

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