2015 Chrysler 300 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2015 Chrysler 300 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 2015 Chrysler 300 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 2015 Chrysler 300 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.

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.

What are the initial diagnostic steps to take when the cruise control isn't working on a 2015 Chrysler 300?

When faced with a malfunctioning cruise control system in your 2015 Chrysler 300, it's essential to adopt a systematic diagnostic approach. Begin by checking the fuse associated with the cruise control; a blown fuse is a straightforward issue that can easily be resolved. Next, inspect the cruise control buttons on the steering wheel to ensure they are functioning correctly, as faulty buttons can prevent engagement. Following this, verify the speed sensor's operation, since it is critical for the cruise control to function properly. Utilizing a diagnostic scanner to check for error codes can provide valuable insights into any underlying issues. Additionally, ensure that the brake lights are operational, as a malfunctioning brake light switch can disrupt cruise control functionality. Finally, examine the wiring connections for any signs of damage or looseness, as these can significantly impact the system's performance. By methodically addressing these areas, you can effectively diagnose and potentially resolve the cruise control issues in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2015 Chrysler 300?

When the cruise control in a 2015 Chrysler 300 ceases to function, several common problems may be at play. One frequent issue is the failure of the control module, which can disrupt the entire system's operation. Additionally, sensor or switch malfunctions are often culprits, as they play a crucial role in the cruise control's functionality. Throttle actuation problems can also prevent the cruise control from engaging properly, leading to frustrating driving experiences. Another common concern is the failure of the cruise control button itself, which can render the system unresponsive. Furthermore, vacuum-related issues, such as a faulty vacuum release valve, can impede the cruise control's performance. Symptoms of these problems may include the cruise control not engaging at all, only functioning at higher speeds, or the buttons becoming unresponsive. For those looking to diagnose these issues themselves, it is essential to inspect these components carefully, as identifying the specific cause can lead to effective repairs and restore the cruise control's functionality.

How urgent is it to address the non-functioning cruise control in a 2015 Chrysler 300?

When considering the urgency of fixing a non-functioning cruise control in your 2015 Chrysler 300, it's essential to weigh the potential consequences of neglecting the issue. While a malfunctioning cruise control may not present an immediate safety hazard, it can significantly impact your driving comfort, especially during long highway trips where this feature is most beneficial. Ignoring the problem could lead to further complications, such as increased wear on your vehicle's throttle system or even more extensive electrical issues if the root cause is related to control modules or sensors. Therefore, it is advisable to diagnose the problem promptly. Start by checking simple components like fuses and brake switches, as these are often the culprits behind cruise control failures. If these basic checks do not resolve the issue, it may be time to consult a professional to avoid potential long-term damage. Addressing the malfunction sooner rather than later not only enhances your driving experience but also helps maintain the overall health of your vehicle.

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