2018 Nissan Altima Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2018 Nissan Altima 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 2018 Nissan Altima 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 Altima 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.

When the vehicle speed sensor fails or the wiring harness prevents signal transmission, the speedometer is the first thing that will stop functioning properly. This can be an intermittent issue where the speedometer only works occasionally, the speedometer may cease all function, or the speedometer may read erratically or incorrectly. Also, the traction control and anti lock brake warning lights specific to each vehicle may be illuminated, depending on the design of those systems. You may notice the vehicle hesitate to accelerate, cruise control will not function properly, and the vehicle may not shift properly through all of the gears.

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-functioning cruise control in a 2018 Nissan Altima?

When faced with a non-functioning cruise control in a 2018 Nissan Altima, it's crucial to adopt a systematic diagnostic approach. Start by checking the cruise control fuse, as a blown fuse can easily disrupt the system's operation. Next, verify the functionality of the cruise control switch; a malfunctioning switch may prevent the system from engaging. It's also important to examine the brake pedal switch, since the cruise control is designed to disengage when the brake is pressed, and any issues here could lead to problems. Additionally, inspect the vehicle speed sensor, as a faulty sensor can hinder the cruise control's performance. Finally, using a diagnostic scanner to check for error codes can provide further insights into any underlying issues. By following these steps, you can effectively troubleshoot and potentially resolve the cruise control malfunction in your Altima, making your DIY repair efforts more efficient and successful.

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

When troubleshooting cruise control issues in a 2018 Nissan Altima, it's essential to understand the common problems that may lead to its failure. One of the primary culprits is a faulty brake pedal switch, which can disrupt the system's ability to engage or disengage properly. Additionally, problems with the speed sensor can prevent the cruise control from maintaining a constant speed, leading to erratic behavior or complete failure. A blown fuse is another straightforward issue that can halt the cruise control system, making it crucial to check the fuses associated with this feature. Furthermore, a defective cruise control module can also be a significant factor, as it is responsible for the overall functionality of the system. Lastly, electrical issues, including damaged wiring or poor connections, can interfere with the cruise control's operation. By identifying and addressing these common problems, you can effectively restore the cruise control functionality in your vehicle.

How urgent is it to address the malfunctioning cruise control in a 2018 Nissan Altima?

When it comes to a malfunctioning cruise control system in a 2018 Nissan Altima, the urgency of addressing the problem cannot be overstated. A faulty cruise control can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which poses a significant safety risk not only to the driver but also to other road users. For those who enjoy DIY repairs, it’s crucial to recognize that delaying action can exacerbate the issue, potentially leading to more extensive and costly repairs down the line. Additionally, a malfunctioning system can contribute to increased fuel consumption, further impacting your vehicle's efficiency. Therefore, if you notice any irregularities with your cruise control, it is advisable to investigate the problem promptly. Taking immediate action not only enhances your driving comfort but also ensures the overall safety and performance of your vehicle, making it a priority for any responsible car owner.

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