1991 Ford Ranger Cruise Control Isn't Working

Fixing 1991 Ford Ranger cruise control issues for restored functionality

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 1991 Ford Ranger 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 1991 Ford Ranger 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.

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 steps to diagnose the non-functioning cruise control in a 1991 Ford Ranger?

To effectively diagnose the non-functioning cruise control in your 1991 Ford Ranger, begin with the simplest checks to avoid unnecessary complications. Start by inspecting the fuse associated with the cruise control system; a blown fuse can often be the culprit behind the malfunction. Next, examine the cruise control switch for any visible damage or wear, as a faulty switch can prevent the system from engaging. Following this, inspect the vacuum lines for leaks or damage, since these are essential for the cruise control's operation. If these initial checks do not resolve the issue, proceed to test the cruise control module using a multimeter to ensure it is receiving the correct voltage. Additionally, verify the functionality of the speed sensor, as it plays a critical role in the system's performance. Finally, check the brake and clutch switches to ensure they are not stuck, as these can inhibit the cruise control from activating. If you have gone through these steps and still face issues, it may be time to consult a professional mechanic who specializes in Ford vehicles for further assistance. By following this structured approach, you can efficiently diagnose and potentially resolve the cruise control issue in your Ranger.

What are the common problems that could cause the cruise control to stop working in a 1991 Ford Ranger?

When diagnosing cruise control issues in a 1991 Ford Ranger, it's essential to consider several common problems that could be at play. A failed control module is often the primary suspect, as this component is crucial for the system's operation. Additionally, sensor or switch malfunctions can disrupt the cruise control's functionality, so checking these elements is vital. Throttle actuation problems may also arise, affecting the system's ability to maintain speed. Beyond these, other factors such as a blown fuse, a defective brake pedal switch, or issues within the throttle control system or ABS can contribute to cruise control failure. For a thorough DIY inspection, start by checking for blown fuses, ensuring the brake pedal sensor is functioning correctly, and examining the cruise control switches for any signs of corrosion that could hinder performance. By systematically addressing these areas, you can effectively troubleshoot and potentially resolve the cruise control issues in your Ford Ranger.

How urgent is it to repair the non-functioning cruise control in a 1991 Ford Ranger?

When evaluating the urgency of repairing the non-functioning cruise control in a 1991 Ford Ranger, it is essential to recognize the potential safety risks associated with its malfunction. A properly functioning cruise control system is crucial for maintaining a steady speed, particularly during long drives, and its failure could lead to unexpected acceleration or deceleration, posing a significant hazard on the road. Additionally, the absence of cruise control can detract from the overall driving experience, making long trips more tiring and less comfortable as the driver must constantly monitor and adjust their speed. From a legal standpoint, ensuring that all vehicle components are operational is vital, as driving with malfunctioning equipment may violate local road safety regulations. Furthermore, if you plan to sell your Ranger in the future, having all features in working order can enhance its resale value. Therefore, while the repair may not be an immediate emergency, addressing the issue promptly is advisable to ensure safety, comfort, compliance, and the vehicle's overall worth.

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.