2013 Smart Fortwo Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2013 Smart Fortwo and How to Fix Them

Find Repair Location
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 2013 Smart Fortwo 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 2013 Smart Fortwo 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 troubleshoot the non-functional cruise control in a 2013 Smart Fortwo?

When troubleshooting a non-functional cruise control in a 2013 Smart Fortwo, start with the simplest checks to avoid unnecessary complexity. Begin by inspecting the cruise control fuse in the fuse box; a blown fuse can easily disrupt the system. Next, ensure that the cruise control settings are correctly configured according to the vehicle's manual, as incorrect settings can prevent activation. If these initial steps do not resolve the issue, use a diagnostic scanner to check for any error codes that may indicate specific problems within the cruise control system. Additionally, examine the cruise control switch on the steering wheel for any signs of damage or malfunction, as a faulty switch can hinder functionality. It’s also essential to test the brake pedal switch, since a stuck or malfunctioning switch can disengage the cruise control unexpectedly. Finally, verify the operation of the vehicle speed sensor, as it is critical for the cruise control to function properly. By following this structured approach, you can effectively diagnose and potentially resolve the cruise control issues in your Smart Fortwo.

What are the common problems that could cause the cruise control to stop working in a 2013 Smart Fortwo?

When troubleshooting the cruise control system in a 2013 Smart Fortwo, it's essential to consider several common problems that could be at play. One of the primary culprits is a faulty brake light switch, which can prevent the cruise control from engaging since the system is designed to disengage when the brake pedal is pressed. Additionally, issues with the speed sensor can disrupt the system's ability to maintain a constant speed, leading to failure. A blown fuse in the cruise control circuit is another straightforward issue that can halt functionality altogether. Furthermore, a malfunctioning throttle actuator may impede the system's capacity to control engine speed effectively, while a defective cruise control module can also be responsible for operational failures. By systematically checking these components, DIYers can identify and address the root cause of the cruise control malfunction, restoring functionality to their vehicle.

How urgent is it to address the malfunctioning cruise control in a 2013 Smart Fortwo?

When dealing with a malfunctioning cruise control in a 2013 Smart Fortwo, it is crucial to recognize the urgency of the situation. Safety should always be the top priority; a malfunctioning system can lead to unexpected acceleration or deceleration, significantly increasing the risk of accidents. If the cruise control becomes stuck in the engaged position, it can result in a loss of vehicle control, which poses a serious threat not only to the driver but also to other road users. Additionally, there are legal implications to consider; operating a vehicle with faulty components may violate road safety regulations, potentially resulting in fines or penalties. Beyond safety and legal concerns, a functioning cruise control system enhances driving comfort, especially on long trips, by reducing fatigue. Therefore, while it may not seem like an immediate emergency, addressing the malfunction promptly is essential for ensuring a safe, comfortable, and legally compliant driving experience.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.