1995 Mitsubishi Galant Cruise Control Isn't Working

Fixing cruise control issues in the 1995 Mitsubishi Galant

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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 1995 Mitsubishi Galant 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 1995 Mitsubishi Galant 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.

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.

What are the steps to diagnose the non-functioning cruise control in a 1995 Mitsubishi Galant?

To effectively diagnose the non-functioning cruise control in a 1995 Mitsubishi Galant, it's essential to adopt a systematic approach that begins with the simplest potential issues before progressing to more complex diagnostics. Start by checking the fuse associated with the cruise control system, as a blown fuse is a common and easily fixable problem. Next, inspect the cruise control switch to ensure it is operational, since a malfunctioning switch can prevent the system from engaging. If these initial checks do not resolve the issue, examine the cruise control module for any signs of damage, as this component is critical for the system's functionality. Additionally, test the speed sensor, which is vital for maintaining the desired speed; a faulty sensor can disrupt the cruise control's operation. In older models like the Galant, it's also important to verify the condition of the vacuum lines, as leaks or blockages can significantly impact performance. If these steps do not lead to a solution, consulting a mechanic with experience in Mitsubishi vehicles is advisable for a thorough diagnosis and repair. By following this structured diagnostic approach, you can efficiently identify and address the issues affecting your cruise control system.

What are the common problems that could cause the cruise control to stop working in a 1995 Mitsubishi Galant?

When dealing with a malfunctioning cruise control system in a 1995 Mitsubishi Galant, it's crucial to identify the common problems that may be at play. One of the first things to check is the fuse; a blown fuse can easily disrupt the entire system, preventing it from functioning. Next, consider the cruise control switch itself, as a faulty switch may fail to engage or disengage the system properly. Additionally, vacuum leaks can significantly impact the operation of the cruise control, as they can prevent the system from maintaining the desired speed. Another critical component to inspect is the speed sensor; if this sensor is faulty, it may not relay accurate speed information, leading to erratic cruise control behavior. Furthermore, issues with the brake light switch can interfere with the system's ability to engage or disengage, as the cruise control relies on this switch to know when to deactivate. Lastly, a malfunctioning throttle cable can hinder the system's ability to maintain speed effectively. By systematically checking these components, DIYers can diagnose and potentially resolve the cruise control issues in their Galant.

How urgent is it to address the non-functioning cruise control in a 1995 Mitsubishi Galant?

When considering the urgency of fixing a non-functioning cruise control in a 1995 Mitsubishi Galant, it is crucial to recognize the potential safety risks involved. A malfunctioning cruise control can lead to erratic speed changes, which may result in loss of control and increase the likelihood of accidents. Additionally, the comfort and convenience that cruise control provides during long drives cannot be overlooked; without it, drivers may experience increased fatigue from the constant need to adjust speed manually. Furthermore, neglecting this issue can adversely affect the vehicle's resale value. A well-maintained cruise control system is indicative of overall vehicle care, and addressing any malfunctions promptly can prevent further complications and preserve the car's condition. Therefore, while it may not seem like an immediate emergency, the implications of ignoring a faulty cruise control system warrant timely attention to ensure safety, enhance driving comfort, and maintain the vehicle's value.

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