2021 Toyota Camry Cruise Control Isn't Working

Troubleshooting Common Issues with Cruise Control in Your 2021 Toyota Camry 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
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25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2021 Toyota Camry 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 2021 Toyota Camry 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.

What steps should I take to diagnose the cruise control issue in my 2021 Toyota Camry?

To effectively diagnose the cruise control issue in your 2021 Toyota Camry, begin with a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Start by inspecting the cruise control fuse located in the fuse box, as a blown fuse is a common and easily fixable problem that can disrupt functionality. Next, examine the cruise control buttons on your steering wheel to ensure they are operational, as faulty buttons can prevent the system from engaging. Following this, verify the speed sensor's performance, as it is essential for maintaining a consistent speed; any malfunction here can directly impact cruise control operation. Additionally, check the brake pedal switch, which is designed to disengage the cruise control when the brakes are applied; if this switch is faulty, it may inadvertently disable the system. To gain further insights, utilize an OBD-II scanner to check for any error codes that could indicate underlying issues within the cruise control system. Lastly, while less common in newer models, it’s prudent to inspect vacuum lines for leaks, as this can affect cruise control performance in some cases. By following this structured diagnostic approach, you can efficiently identify the root cause of the cruise control issue and take appropriate action to resolve it.

What are the common problems that could cause the cruise control to stop working in a 2021 Toyota Camry?

When the cruise control in your 2021 Toyota Camry stops functioning, there are several common issues you can check before heading to a mechanic. Start by inspecting the brake pedal switch, as a faulty switch can prevent the cruise control from engaging or disengaging properly. Next, consider the speed sensor; if it’s malfunctioning, it may provide inaccurate speed readings, which can disrupt the cruise control's operation. Additionally, check for a blown fuse in the cruise control system, as this can completely disable the feature. Another area to investigate is the throttle control system; any malfunctions here can hinder the cruise control's ability to maintain a steady speed. Lastly, be aware of potential electrical problems, such as wiring issues or a faulty control module, which can also lead to cruise control failure. By systematically examining these components, you may be able to identify and resolve the issue, restoring your cruise control functionality without the need for professional assistance.

How urgent is it to address the malfunctioning cruise control in a 2021 Toyota Camry?

When it comes to a malfunctioning cruise control in a 2021 Toyota Camry, the urgency to address the issue cannot be overstated. A faulty cruise control system can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which significantly increases the risk of accidents on the road. This unpredictability not only endangers the driver and passengers but also poses a threat to other road users. Moreover, neglecting to fix the cruise control can exacerbate the problem, potentially leading to more extensive damage to the vehicle's electronic systems, which could result in costly repairs down the line. Therefore, it is crucial for DIY enthusiasts to recognize the importance of diagnosing and resolving cruise control issues promptly. Consulting a certified mechanic or reaching out to a Toyota service center is advisable to ensure that the problem is accurately identified and rectified, ultimately safeguarding both the vehicle's performance and the safety of everyone on the road.

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2021 Toyota Camry Cruise Control Not Working: Causes & Fixes