2012 INFINITI M56 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2012 INFINITI M56 and How to Fix Them

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Reviewed by
Bo Fader
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 2012 INFINITI M56 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 2012 INFINITI M56 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 cruise control issue in a 2012 INFINITI M56?

To effectively diagnose a cruise control issue in a 2012 INFINITI M56, start with a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Begin by inspecting the cruise control fuse, as a blown or damaged fuse can easily disrupt the system's functionality. Next, examine the cruise control buttons on the steering wheel to ensure they are not stuck or malfunctioning, as this can prevent proper engagement. Utilizing an OBD-II scanner to check for error codes is a crucial step, as it can reveal specific issues that may be affecting the cruise control system. Following this, inspect the speed sensors, which are vital for the system's operation, and test the brake pedal switch to confirm it is functioning correctly, since this switch plays a key role in disengaging cruise control when the brakes are applied. Additionally, examine the wiring connections for any signs of damage or loose connections that could hinder performance. If these steps do not resolve the issue, it may be necessary to consult a professional mechanic for further diagnosis and repair. By following this structured diagnostic approach, you can efficiently identify and address the cruise control problem in your INFINITI M56.

What are the common problems that could cause the cruise control to stop working in a 2012 INFINITI M56?

When troubleshooting cruise control issues in a 2012 INFINITI M56, it's essential to consider several common problems that could be at play. One of the primary culprits is a faulty brake pedal switch, which can disrupt the system's ability to engage or disengage as intended. Additionally, a malfunctioning speed sensor may prevent the cruise control from maintaining the desired speed, leading to erratic performance. It's also worth checking for a blown fuse, as this can completely disable the cruise control system. Another potential issue is a malfunction in the throttle actuator, which is responsible for adjusting the vehicle's speed; if it fails, the cruise control may not function correctly. Lastly, problems with the Electronic Control Module (ECM) can affect various vehicle functions, including cruise control, and may require professional diagnosis. By understanding these common issues, DIYers can better assess and address the problems affecting their vehicle's cruise control system.

How urgent is it to address the malfunctioning cruise control in a 2012 INFINITI M56?

When it comes to a malfunctioning cruise control in a 2012 INFINITI M56, the urgency of addressing the issue cannot be overstated. A faulty cruise control system can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which poses a significant safety risk to both the driver and others on the road. Promptly diagnosing and repairing the issue not only enhances the overall driving experience but also ensures that the vehicle operates as intended, providing peace of mind during long journeys. Furthermore, neglecting to address these symptoms can result in greater inconvenience and discomfort, especially on extended drives where cruise control is often utilized for comfort. Additionally, seeking professional help to resolve the malfunction can prevent further damage to the vehicle's components, ultimately saving on costly repairs down the line. Therefore, prioritizing the resolution of cruise control issues is essential for maintaining safety and reliability while driving.

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2012 INFINITI M56 Cruise Control Issues & Repair Costs