2018 Nissan Sentra Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2018 Nissan Sentra and How to Fix Them

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Reviewed by
Aisha
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 Nissan Sentra 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 Nissan Sentra 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 non-functioning cruise control in a 2018 Nissan Sentra?

To effectively diagnose the non-functioning cruise control in your 2018 Nissan Sentra, begin with the simplest checks to avoid unnecessary complications. Start by inspecting the cruise control fuse, as a blown fuse is a common and easily fixable issue that can halt the system's operation. Next, examine the cruise control buttons on the steering wheel to ensure they are responsive; malfunctioning buttons can prevent engagement. Following this, verify the speed sensor's functionality, as it is essential for maintaining the set speed. If these initial checks do not resolve the issue, proceed to inspect the brake pedal switch, which is crucial for disengaging the cruise control when brakes are applied. If the problem persists, utilize a diagnostic scanner to identify any error codes that may indicate specific faults within the system. Finally, check the wiring and connections for any signs of damage or looseness, as faulty wiring can disrupt communication between components. By systematically 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 2018 Nissan Sentra?

When troubleshooting cruise control issues in a 2018 Nissan Sentra, it's essential to understand the common problems that may lead to system failure. One of the primary culprits is a faulty brake light switch, which can prevent the cruise control from engaging, as this safety feature is designed to deactivate when the brakes are applied. Additionally, a malfunctioning speed sensor can disrupt the system's ability to maintain a steady speed, as it may fail to accurately detect the vehicle's velocity. Another potential issue is a blown fuse within the cruise control system; checking and replacing any blown fuses can often resolve the problem. Furthermore, complications with the throttle control system, such as a defective throttle position sensor or actuator, can hinder the cruise control's performance. Lastly, electrical problems, including damaged or loose wiring connections, can interfere with communication between the cruise control module and other components. By systematically addressing these common issues, you can effectively troubleshoot and restore the cruise control functionality in your Nissan Sentra.

How urgent is it to address the non-functioning cruise control in a 2018 Nissan Sentra?

When it comes to the non-functioning cruise control in your 2018 Nissan Sentra, understanding the urgency of the situation is crucial for maintaining both safety and vehicle performance. While a malfunctioning cruise control system may not pose an immediate threat like brake or steering failures, it can still lead to inconveniences that affect your driving experience. Ignoring this issue could result in increased driver fatigue during long trips, as you lose the ability to maintain a consistent speed effortlessly. Additionally, delaying repairs might lead to more complex problems down the line, potentially escalating repair costs and further complicating your vehicle's functionality. Therefore, while it may not be the highest priority on your maintenance list, addressing the non-functioning cruise control promptly is advisable to ensure your Nissan Sentra remains a reliable and comfortable vehicle for your journeys.

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