2012 Acura TL Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2012 Acura TL 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 Acura TL 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 Acura TL 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.

The cruise control switch can cause complete failure of the cruise control feature, but in a lucky scenario only partial functionality will be lost. This means that the cruise control may come on, but that it will not increase in speed automatically, or the cancel button does not work leading the driver to cancel cruise control with the foot brake. In some vehicles, the cruise control light may illuminate, or a warning message may be displayed due to lack of functionality.

What are the steps to diagnose the cruise control issue in a 2012 Acura TL?

To effectively diagnose the cruise control issue in your 2012 Acura TL, start with the simplest checks before moving on to more complex diagnostics. Begin by inspecting the fuses related to the cruise control system, as a blown fuse can often be the root of the problem. Next, examine the brake pedal position sensor; if it’s malfunctioning, it may prevent the cruise control from engaging. Following that, assess the throttle body for any irregularities, as issues here can disrupt the system's functionality. Additionally, check the PRNDL or shifter position switch, as incorrect signals from these components can also hinder cruise control operation. If these initial checks do not reveal the issue, delve deeper by analyzing the signals sent to the cruise control controller and inspecting the actuator for any faults. Should these components appear to be functioning correctly, consider the possibility of a faulty control module or sensor, which may require replacement. By systematically following these steps, you can effectively narrow down the cause of the cruise control malfunction and take appropriate action to resolve it.

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

When troubleshooting the cruise control system in a 2012 Acura TL, 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 is crucial for disengaging the cruise control when the brake is applied. If this switch malfunctions, it can prevent the system from engaging properly. Additionally, issues with the speed sensor can disrupt the cruise control's ability to maintain a constant speed, leading to erratic performance. Another potential issue is a blown fuse; checking the fuses related to the cruise control system is a straightforward step that can often resolve the problem. If these components are functioning correctly, the cruise control module itself may be at fault, requiring repair or replacement. Lastly, a malfunctioning throttle actuator can hinder the system's ability to control engine speed, further complicating cruise control functionality. By systematically checking these components, DIY enthusiasts can effectively diagnose and potentially resolve cruise control issues in their Acura TL.

How urgent is it to address the malfunctioning cruise control in a 2012 Acura TL?

When it comes to a malfunctioning cruise control system in a 2012 Acura TL, the urgency to address the issue cannot be overstated. A faulty cruise control can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which significantly increases the risk of accidents on the road. Ignoring these symptoms not only jeopardizes your safety but also that of other drivers and pedestrians. Moreover, delaying repairs can exacerbate the problem, potentially leading to more extensive and costly damage to the vehicle's electronic systems. Therefore, it is crucial to act swiftly by either troubleshooting the issue yourself or seeking assistance from a qualified mechanic. Taking prompt action ensures that your vehicle remains safe to drive and helps avoid the complications that come with neglecting such an important safety feature.

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