2001 Acura TL Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2001 Acura TL and How to Fix Them

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Reviewed by
Devin Cabugcal
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 2001 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 2001 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.

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.

If the cruise control refuses to turn on at all, the actuator could be at fault. Likewise, if the cruise control stays on but does not maintain a consistent speed, the problem could be a bad actuator. In extreme cases, a malfunctioning actuator could cause the throttle to stick and prevent the vehicle from slowing down. These symptoms may point to a bad actuator. They may also point to other problems with the cruise control and related systems.

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.

A faulty cruise control module will simply result in deactivation of cruise control settings. This is because a detected error in the cruise control system could lead to hazardous driving conditions, so the module will be disabled, and the cruise control system warning light will be displayed. This will be a different message depending on make and model, and a warning light or message may be displayed on the driver instrument cluster.

What are the initial diagnostic steps to troubleshoot the non-functional cruise control in a 2001 Acura TL?

When troubleshooting the non-functional cruise control in a 2001 Acura TL, it's crucial to follow a structured diagnostic approach that prioritizes simpler checks before delving into more complex issues. Begin by examining the cruise control fuse located in the fuse box, as a blown fuse is a frequent culprit that can easily be replaced. Next, assess the functionality of the cruise control buttons on the steering wheel; if these buttons are faulty, they may prevent the system from engaging. After that, verify the operation of the speed sensor, as its malfunction can disrupt the cruise control's performance. Utilizing an OBD-II scanner to check for any error codes can also provide critical information regarding potential problems within the system. Additionally, inspect the vacuum lines for any signs of leaks or damage, which are particularly relevant in older vehicles like the Acura TL. Lastly, ensure that the brake and clutch switches are working properly, as these components are designed to disengage the cruise control when activated. By systematically addressing these areas, you can effectively diagnose and potentially resolve the issues affecting your cruise control system.

What are the common problems that could cause the cruise control to stop working in a 2001 Acura TL?

When the cruise control in a 2001 Acura TL ceases to function, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the primary culprits is a faulty cruise control module, which is responsible for maintaining the set speed. Additionally, sensor issues, particularly with the throttle position or brake pedal, can disrupt the system's operation. A blown fuse is another simple yet often overlooked problem that can easily be checked and replaced. The brake pedal switch is crucial as well; if it’s defective, it may signal that the brakes are engaged, preventing cruise control from activating. Other potential issues include a malfunctioning brake light or electrical problems stemming from defective switches or sensors. Lastly, if the check engine light is illuminated, it may indicate underlying engine-related issues that could affect cruise control functionality. By systematically examining these components, you can identify the root cause of the malfunction and determine whether a simple fix or professional assistance is needed.

How urgent is it to repair the non-functioning cruise control in a 2001 Acura TL?

When considering the urgency of repairing the non-functioning cruise control in a 2001 Acura TL, it's essential to recognize that while this feature enhances driving comfort, it does not compromise the vehicle's basic safety or functionality. The cruise control system may fail due to relatively minor issues such as a blown fuse or a faulty brake switch, which can often be resolved with straightforward DIY fixes. However, if the malfunction is indicative of a broader electrical problem, it could lead to more significant complications down the line. Therefore, while immediate repair may not be critical, addressing the issue in a timely manner is advisable to maintain the vehicle's overall performance and convenience. If you frequently embark on long drives, restoring this feature could significantly enhance your driving experience, making it worth your attention sooner rather than later.

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2001 Acura TL Cruise Control Issues & Repair Costs