2014 Fiat 500L Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2014 Fiat 500L and How to Fix Them

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Reviewed by
Devin Cabugcal
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 2014 Fiat 500L cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty sensor can lead to incorrect readings, causing issues with engine performance or triggering warning lights on the dashboard.
  • Control Module: A faulty control module can result in 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 acceleration and poor engine 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 2014 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 steps should I take to diagnose the non-functioning cruise control in my 2014 Fiat 500L?

To effectively diagnose the non-functioning cruise control in your 2014 Fiat 500L, start with the simplest solutions before moving on to more complex diagnostics. Begin by consulting your vehicle's manual to locate the fuse box in the engine bay, as a blown fuse is a common culprit. With the engine cold, carefully remove the cruise control fuse and test it using a multimeter or visually inspect it for any signs of damage. If the fuse is intact, the next step involves checking the control module, sensors, and switches for any failures, as these components can also lead to cruise control malfunctions. Pay attention to how the cruise control behaves; if it locks the acceleration at the current throttle position rather than maintaining a set speed, this could indicate a deeper issue. In cases of intermittent problems, restarting the vehicle may temporarily resolve the issue, so don’t overlook this quick fix. Lastly, remember that cruise control can disengage automatically under certain conditions, such as when driving downhill or if the brake or clutch is engaged, so consider these factors during your diagnosis. By following this structured approach, you can systematically identify and address the issues affecting your cruise control system.

What common issues cause cruise control failure in a 2014 Fiat 500L?

When dealing with cruise control failure in a 2014 Fiat 500L, several common problems may be at play. One of the primary culprits is a malfunctioning control module, which can disrupt the communication between the cruise control system and the vehicle's engine management. Additionally, issues with sensors or switches can lead to erratic behavior or complete failure of the cruise control feature. Throttle actuation problems are also frequent, where the throttle may not respond correctly to the cruise control commands, resulting in inconsistent speed maintenance. Another significant concern is the throttle position sensor, which, if it fails, can cause the engine to overcompensate with fuel, often leading to black exhaust emissions. Addressing these issues promptly is crucial for restoring the functionality of the cruise control system, ensuring a safer and more enjoyable driving experience. For DIY enthusiasts, diagnosing these problems early can save time and repair costs, making it essential to stay vigilant about the signs of cruise control malfunction.

How urgent is it to address the malfunctioning cruise control in a 2014 Fiat 500L?

Addressing a malfunctioning cruise control in a 2014 Fiat 500L is not just a matter of convenience; it is a critical safety concern that should be prioritized. When cruise control fails, it can lead to unexpected acceleration or difficulty in maintaining a steady speed, which can increase the risk of accidents, especially on long drives. Additionally, issues such as a faulty throttle position sensor can cause the engine to run inefficiently, resulting in excessive fuel consumption and potentially harmful emissions. Ignoring these symptoms can exacerbate the problem, leading to more significant damage to the vehicle's engine and control systems. Therefore, it is essential to diagnose and resolve any cruise control malfunctions as soon as they are noticed to ensure a safer and more enjoyable driving experience. Taking action promptly not only protects the driver and passengers but also helps maintain the overall health of the vehicle.

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