1998 Isuzu Oasis Cruise Control Isn't Working

Fixing Cruise Control Issues in Your 1998 Isuzu Oasis

Find Repair Location
Reviewed by
Aisha
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 1998 Isuzu Oasis 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 1998 Isuzu Oasis 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.

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 steps to diagnose the non-functioning cruise control in a 1998 Isuzu Oasis?

To effectively diagnose the non-functioning cruise control in a 1998 Isuzu Oasis, it's essential to adopt a systematic diagnostic approach that prioritizes simpler checks before delving into more complex issues. Begin by inspecting the fuse associated with the cruise control system, as a blown fuse is a straightforward fix that can often resolve the problem. Next, assess the cruise control switch to ensure it is operational; a malfunctioning switch can easily prevent the system from engaging. Following this, examine the brake pedal switch, which is crucial for disengaging the cruise control when brakes are applied; if this switch is faulty, it may inadvertently disable the cruise control. The speed sensor is another critical component to check, as it provides necessary data for the cruise control to function correctly. Additionally, inspect the vacuum lines for any leaks or damage, as older vehicles like the Isuzu Oasis may rely on these for proper operation. Finally, utilizing a diagnostic scanner to check for error codes can offer valuable insights into any underlying issues. By following this structured approach, you can efficiently identify and address the root cause of the cruise control malfunction.

What are the common problems that could cause the cruise control to stop working in a 1998 Isuzu Oasis?

When dealing with a malfunctioning cruise control system in a 1998 Isuzu Oasis, it's crucial to understand the common problems that may be at play. One of the primary culprits could be a faulty cruise control switch, which may prevent the system from engaging properly. Additionally, a blown fuse can disrupt the electrical flow necessary for the cruise control to function, making it a straightforward issue to check and replace. Another potential issue is vacuum leaks within the cruise control system; these leaks can significantly hinder its performance. Furthermore, a defective speed sensor can lead to erratic behavior or complete disengagement of the cruise control, while problems with the brake light switch can also inhibit activation. Lastly, a malfunctioning throttle cable may affect the system's ability to maintain speed. By systematically diagnosing these areas, DIYers can effectively pinpoint the issue and restore functionality to the cruise control system.

How urgent is it to repair the non-functioning cruise control in a 1998 Isuzu Oasis?

When evaluating the urgency of repairing the non-functioning cruise control in your 1998 Isuzu Oasis, it's essential to consider the implications of neglecting this issue. While cruise control is primarily a convenience feature, its malfunction can lead to increased driver fatigue during long trips, potentially compromising safety. If you find that the cruise control system is causing erratic behavior or affecting your vehicle's drivability, it becomes crucial to address the problem promptly to avoid any safety risks. Additionally, if you frequently rely on this feature for comfort during your drives, the inconvenience of its failure may warrant a quicker repair. Lastly, maintaining the functionality of all vehicle features, including cruise control, can positively impact your car's resale value, making it a wise investment to consider repairs sooner rather than later. Ultimately, the decision hinges on your personal driving habits and safety considerations, but addressing the issue promptly can enhance both your driving experience and the longevity of your vehicle.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.

1998 Isuzu Oasis Cruise Control Issues & Repair Costs