2018 Jeep Cherokee Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2018 Jeep Cherokee 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 2018 Jeep Cherokee 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 2018 Jeep Cherokee 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.

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 initial diagnostic steps to troubleshoot the non-functioning cruise control in a 2018 Jeep Cherokee?

When troubleshooting the non-functioning cruise control in your 2018 Jeep Cherokee, it's essential to adopt a systematic diagnostic approach. Begin by checking the cruise control fuse, as a blown or damaged fuse can easily disrupt the system's operation. Next, ensure that the cruise control settings are correctly configured; sometimes, the issue may simply stem from incorrect activation. If these initial checks do not resolve the problem, utilize a diagnostic scanner to look for any error codes that may indicate underlying issues within the vehicle's onboard computer. Additionally, inspect the cruise control buttons on the steering wheel for any signs of damage or malfunction, as these controls are crucial for operation. Finally, examine the brake pedal switch, since a malfunction here can prevent the cruise control from engaging, as the system is designed to deactivate when the brake is pressed. By following these steps, you can effectively narrow down the potential causes of your cruise control issues and take the necessary actions to restore functionality.

What are the common problems that could cause the cruise control to stop working in a 2018 Jeep Cherokee?

When troubleshooting cruise control issues in a 2018 Jeep Cherokee, it's essential to understand the common problems that may be at play. One frequent culprit is a faulty brake pedal switch, which is designed to disengage the cruise control when the brake is applied; if this switch malfunctions, it can prevent the system from engaging. Additionally, speed sensor issues can disrupt the cruise control's ability to maintain a steady speed, as the system relies on accurate speed readings to function correctly. Another potential problem is a blown fuse within the cruise control system, which can easily be checked and replaced if necessary. Throttle control malfunctions can also hinder the cruise control's performance, as they affect the vehicle's ability to maintain speed. Furthermore, problems with the Electronic Control Module (ECM) can impact various vehicle systems, including cruise control, making it crucial to ensure the ECM is functioning properly. Lastly, vacuum leaks in the engine can disrupt the cruise control system, so inspecting vacuum lines for leaks is a vital step in the troubleshooting process. By systematically addressing these issues, you can effectively diagnose and resolve cruise control problems in your Jeep Cherokee.

How urgent is it to address the malfunctioning cruise control in my 2018 Jeep Cherokee?

Addressing a malfunctioning cruise control system in your 2018 Jeep Cherokee is crucial for both safety and vehicle efficiency. A malfunction can lead to unexpected acceleration or deceleration, creating a significant risk on the road that could result in accidents. Moreover, when cruise control fails, drivers may find themselves distracted and fatigued as they constantly need to manage their speed manually, which can detract from their focus on the road. Additionally, neglecting this issue can lead to increased fuel consumption due to inconsistent speed control, further impacting your wallet. Over time, delaying repairs may also result in more extensive damage to the vehicle's systems, leading to higher repair costs. Therefore, it is essential to prioritize the repair of your cruise control system to ensure safe driving conditions and maintain the overall performance of your Jeep Cherokee.

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