2017 Fiat 500L Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2017 Fiat 500L and How to Fix Them

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Reviewed by
Andrew Hajjar
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 2017 Fiat 500L 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 2017 Fiat 500L 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 steps to diagnose the cruise control issue in a 2017 Fiat 500L?

When diagnosing a cruise control issue in a 2017 Fiat 500L, it's crucial to follow a methodical diagnostic approach that prioritizes simpler checks before delving into more complex solutions. Begin by inspecting the cruise control fuse, as a blown fuse can easily disrupt the system's operation. Next, check the functionality of the cruise control buttons on the steering wheel to ensure they are not stuck or damaged, which could prevent the system from engaging. After that, examine the speed sensors, as they are vital for the cruise control to function properly; any malfunction here can lead to significant issues. Utilizing a diagnostic scanner to read any error codes can also provide insights into potential problems within the system. If these initial checks do not reveal the issue, proceed to test the cruise control module to ensure it is sending the correct signals. Additionally, inspect the wiring and connections for any signs of damage or loose connections that could be affecting performance. If the problem persists after these steps, it may be wise to consult a professional mechanic who specializes in cruise control systems for a more thorough diagnosis and repair. By adhering to this structured approach, you can effectively troubleshoot and potentially resolve the cruise control issue in your Fiat 500L.

What are the common problems that could cause the cruise control to stop working in a 2017 Fiat 500L?

When troubleshooting cruise control issues in a 2017 Fiat 500L, it's essential to consider several common problems that could be at play. One of the primary culprits is a faulty brake pedal switch, which is crucial for disengaging the cruise control when the brake is applied. If this switch malfunctions, it can prevent the system from engaging properly. Additionally, the speed sensor plays a vital role in the cruise control's functionality; any inaccuracies in speed readings can lead to failure. Another potential issue is a blown fuse within the cruise control system, which can halt its operation entirely. If these components check out, the cruise control module itself may be faulty and require repair or replacement. It's also important to inspect the electrical connections and wiring, as any disruptions here can affect the system's performance. Lastly, software glitches in the vehicle's computer system can disrupt cruise control functionality, so updating or resetting the software may be necessary. By systematically addressing these common issues, you can effectively troubleshoot and potentially restore the cruise control system in your Fiat 500L.

How urgent is it to address the malfunctioning cruise control in a 2017 Fiat 500L?

Addressing a malfunctioning cruise control in your 2017 Fiat 500L is not just a matter of convenience; it is a critical safety concern that requires immediate attention. A malfunctioning system can lead to unexpected acceleration or deceleration, creating hazardous driving conditions that could result in accidents. Moreover, the comfort of your driving experience is compromised, especially during long trips where maintaining a steady speed is essential. Ignoring these symptoms can also lead to more significant vehicle performance issues down the line, potentially resulting in costly repairs. Therefore, it is crucial to prioritize the diagnosis and repair of your cruise control system to ensure your safety, enhance your driving comfort, and maintain the overall efficiency of your vehicle.

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Troubleshooting 2017 Fiat 500L Cruise Control Problems