INFINITI EX37 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your INFINITI EX37 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 INFINITI EX37 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 INFINITI EX37 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.

Troubleshooting Cruise Control Issues in an INFINITI EX37

When troubleshooting cruise control issues in your INFINITI EX37, it's essential to adopt a systematic diagnostic approach. Begin by checking the ASCD brake switch, as improper adjustment or operation can prevent the cruise control from engaging. If the cruise control light is not illuminating, inspect the related fuse, as a blown fuse can disrupt the entire system. Next, examine the cruise control button for any debris or damage that may hinder its function; a simple cleaning or replacement might be all that's needed. If the cruise control still fails to activate, consider the brake pedal switch, which could be malfunctioning and mistakenly signaling that the brakes are engaged. Finally, if these initial checks do not resolve the issue, test the ASCD module and its components, ensuring that all electrical connections are secure and functioning correctly. By following this methodical approach, you can effectively identify and resolve cruise control issues, restoring the functionality of your vehicle's system.

Troubleshooting Cruise Control Issues in an INFINITI EX37

When troubleshooting cruise control issues in your INFINITI EX37, it's essential to understand the common problems that may arise. One frequent issue is a blown fuse, which can disrupt the power supply to critical components like the cruise control switch and the vehicle speed sensor. Inspecting the fuse box for any blown fuses related to the cruise control system is a vital first step. Additionally, the cruise control vacuum reservoir plays a crucial role in maintaining speed; if it fails, the system may struggle to hold the desired speed due to insufficient vacuum reserve. Another potential problem could be missing parts, such as a small rubber component behind the accelerator pedal, which can significantly affect functionality. Furthermore, electronic system issues, including a malfunctioning brake pedal switch or additional blown fuses, can lead to complete cruise control failure. If these basic troubleshooting steps do not yield results, seeking assistance from a qualified technician may be necessary for a thorough diagnostic assessment. By being aware of these common problems, you can take proactive measures to address cruise control issues in your INFINITI EX37.

Why is the Cruise Control Not Working in an INFINITI EX37?

When the cruise control in your INFINITI EX37 fails, it’s crucial to address the problem promptly, as neglecting it can lead to safety risks and further vehicle damage. A blown fuse is often the simplest culprit, disrupting power to essential components like the cruise control switch and speed sensor. However, the issue could also stem from a defective brake pedal switch, which is vital for disengaging the cruise control when brakes are applied. Additionally, problems with the throttle control system, ABS, or even a broken vacuum line in older models can contribute to the malfunction. Each of these components plays a critical role in the cruise control system's operation, and if one fails, it can compromise your driving experience and safety. Therefore, it’s advisable to conduct a thorough inspection of these elements to diagnose the issue effectively and restore functionality, ensuring a safer and more reliable driving experience.

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INFINITI EX37 Cruise Control Issues: Causes & Repairs