1996 Toyota Land Cruiser Cruise Control Isn't Working

Fixing Cruise Control Issues in 1996 Toyota Land Cruiser

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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 1996 Toyota Land Cruiser 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 1996 Toyota Land Cruiser 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 throttle position sensor fails, the engine's computer tends to overcompensate with fuel, leading black exhaust coming from the tailpipe. There is a strong possibility of engine misfires, and the check engine light will come on.

Throttle position sensors can also develop "dead spots," or certain places along the throttle curve where it doesn't get a reading. When this happens, the above symptoms can occur but then stop when you further press or let off the gas pedal.

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.

What are the initial diagnostic steps to troubleshoot the non-functioning cruise control in a 1996 Toyota Land Cruiser?

When troubleshooting the non-functioning cruise control in a 1996 Toyota Land Cruiser, it's essential to adopt a systematic diagnostic approach. Begin by checking the cruise control fuse, as a blown fuse is a straightforward issue that can easily be resolved. Next, inspect the wiring associated with the cruise control system for any signs of damage or loose connections, which could disrupt functionality. Following this, test the cruise control switch to ensure it is operational, as a malfunctioning switch is a common culprit. Additionally, examine the vacuum lines for any leaks, as these can significantly impact the system's performance. Finally, if the problem persists, utilize a diagnostic scanner to check for error codes that may provide further insight into the underlying issues. By following these steps, you can effectively identify and address the root cause of the cruise control malfunction, empowering you to make the necessary repairs.

What are the common problems that could cause the cruise control to stop working in a 1996 Toyota Land Cruiser?

When dealing with a malfunctioning cruise control system in a 1996 Toyota Land Cruiser, it's essential to understand the common problems that could be at play. One of the first areas to check is the cruise control switch, as a faulty switch can hinder the system's ability to engage or disengage. Additionally, inspecting the fuses is crucial; a blown fuse can completely disable the cruise control functionality. Another potential culprit is vacuum leaks, which can disrupt the system's operation, leading to erratic behavior. The speed sensor also plays a vital role; if it's defective, it may provide inaccurate speed readings, causing the cruise control to fail. Furthermore, the brake light switch should be examined, as a malfunction here can prevent the cruise control from activating due to safety protocols. Lastly, issues with the throttle cable, such as fraying or stretching, can impede the system's ability to maintain speed. By systematically checking these components, DIYers can effectively diagnose and potentially resolve cruise control issues in their Land Cruiser.

How urgent is it to address the malfunctioning cruise control in a 1996 Toyota Land Cruiser?

When it comes to a malfunctioning cruise control in a 1996 Toyota Land Cruiser, 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 significantly increases the risk of accidents on the road. Ignoring these symptoms not only jeopardizes your safety but can also result in more severe consequences, including collisions that could have been avoided. Additionally, a malfunctioning system may lead to higher fuel consumption and could potentially cause damage to other vehicle components, leading to costly repairs down the line. Therefore, it is crucial to have the cruise control system inspected and repaired by a qualified mechanic as soon as possible to ensure safe and efficient operation. Taking prompt action not only protects you and your passengers but also helps maintain the overall health of your vehicle.

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