2006 Toyota Tundra Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2006 Toyota Tundra 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 2006 Toyota Tundra 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 2006 Toyota Tundra 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.

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 initial diagnostic steps to troubleshoot the non-functional cruise control in a 2006 Toyota Tundra?

When troubleshooting the non-functional cruise control in a 2006 Toyota Tundra, it's important to adopt a systematic diagnostic approach. Begin by checking the fuse associated with the cruise control system, as a blown fuse can be a simple yet common culprit. Next, inspect the cruise control switch located on the steering wheel; a malfunctioning switch may prevent the system from engaging. It's also crucial to examine the brake lights, as a faulty brake light switch can inadvertently disable the cruise control. Utilizing an OBD-II scanner to check for error codes can provide further insights into any underlying issues. Additionally, inspect the throttle cable for any signs of damage or obstruction, as this can hinder the cruise control's performance. Finally, verify the functionality of the vehicle speed sensor, since a malfunction here can significantly impact the cruise control system. By following these steps, you can effectively diagnose and potentially resolve the issues affecting your Tundra's cruise control.

What are the common problems that could cause the cruise control to stop working in a 2006 Toyota Tundra?

When troubleshooting the cruise control system in a 2006 Toyota Tundra, it's essential to consider several common problems that could be at play. A blown fuse is often the simplest issue to check, as it can easily disrupt the electrical flow necessary for the cruise control to function. Additionally, the brake pedal switch plays a crucial role; if this switch is faulty, it may prevent the cruise control from engaging, since the system is designed to deactivate when the brake is applied. Another potential culprit is the speed sensor, which, if malfunctioning, can provide inaccurate speed readings, thereby affecting the cruise control's ability to maintain a set speed. Furthermore, issues with the throttle actuator can hinder the system's capability to adjust the throttle position, which is essential for speed maintenance. Lastly, a faulty cruise control module can also lead to operational failures. By systematically diagnosing these components, you can effectively identify and resolve the issue with your Tundra's cruise control system.

How urgent is it to repair the non-functioning cruise control in a 2006 Toyota Tundra?

When it comes to the urgency of repairing the non-functioning cruise control in a 2006 Toyota Tundra, several critical factors come into play. First and foremost, safety is paramount; a malfunctioning cruise control system can lead to erratic speed changes, which may compromise the driver's ability to maintain control of the vehicle, especially during long drives. This not only increases the risk of accidents but can also lead to driver fatigue as constant manual speed adjustments become necessary. Additionally, the convenience that cruise control offers cannot be overlooked; it allows drivers to relax their foot during extended highway travel, making the driving experience more enjoyable. Without this feature, long trips can become tiresome and less efficient. Furthermore, from a financial perspective, a non-functioning cruise control system can negatively affect the vehicle's resale value. Many potential buyers view cruise control as a desirable feature, and its absence could deter them or lead to lower offers. Therefore, addressing the issue promptly is advisable to ensure safety, enhance driving comfort, and protect the vehicle's market value.

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