Cruise regulate can be really convenient as soon as on a long drive or as soon as on the highway. By setup a speed, you can relax her foot and let the vehicle maintain speed. More modern cruise regulate systems even enable you to maintain speed and also a particular distance behind the vehicle in former of you. When cruise regulate fails, it can be annoying, however when it stops working suddenly it may be dangerous. A sudden fail by the cruise control may typical your car is swiftly decelerating. Even when cruise control is on, it is important to continue to be a vigilant driver.

You are watching: How much does it cost to fix cruise control

How this mechanism works:

Cruise manage systems have adjusted as cars have become more modern. More recent cars use a fully electronic setup to preserve speed and also may have the ability to maintain speed and also distance behind the auto in former of you. These solution are controlled through the vehicle’s computer or ECU (electronic control unit). Older cars might use what is referred to as electromechanical cruise control. In this setup, a vacuum actuator is physically associated to the throttle by a cable or chain. The cable adjusts to rise or decrease throttle position based ~ above the action of the actuator. A mechanic will certainly let you know what sort of setup you have actually on your vehicle.

Common factors for this come happen:

Bad Fuse: Like many electronically managed systems in her car, the cruise manage has a corresponding fuse which will certainly blow to defend the system if that senses a quick circuit. When the fuse of because that the cruise manage blows, the cruise control will avoid working altogether.

Failing Brake Pedal Switch: The brake pedal switch turns on the vehicles brake lights as soon as it senses that the brake pedal has been pressed. Since cruise control systems have been designed come disengage as soon as the brake pedal is pressed, the cruise regulate is wired come the brake pedal switch. If the brake pedal move fails, the automobile may think the brakes room engaged and also not permit the cruise regulate system to revolve on.

Failing rate Sensor: A rate sensor has plenty of purposes consisting of indicating the speed of the vehicle, regulating circulation of fuel and also ignition timing, and operating the cruise control. If the rate sensor fails the cruise manage may protect against working. You might also an alert that the speedometer has actually stopped working and the engine has more difficulty when idling.

Damaged Vacuum Actuator/Hoses/Cable: On larger vehicles, cruise regulate speed is kept using a vacuum actuator and a cable linked to the throttle. A vehicle’s cruise control may prevent working if the vacuum actuator has stopped functioning or if there is damages to the vacuum hoses. The system may additionally fail if the cable linking the actuator to the throttle is broken.

What come expect:

A top-rated mobile mechanic will come to your home or office to recognize the reason why your vehicle’s cruise regulate system has actually stopped working. The mechanic will certainly then administer a comprehensive inspection report outlining the nature the the mechanism failure and also the cost of any type of repairs that need to be made.

How it's done:

The mechanic will first want to attach to the vehicle’s ECU through a code reader/scanner. This will allow the mechanic come read and also trouble password and better diagnose what ingredient may have actually failed.

If the mechanic determines that there is a bad fuse, he or she will find the matching fuse for the cruise control system to see if it has failed. If the fuse has actually blown, the mechanic will eliminate it and replace it through a fuse rated for the exactly amperage.

If the mechanic believes the the brake pedal switch has actually failed, he or she will research the move to inspect for any kind of superficial damage. The mechanic must then examine the wiring associated to the move and change it if necessary. When the switch has actually been replaced, the mechanic have to make sure that both the brake lights and also the cruise control system space working properly.

See more: 2001 Nissan Frontier Knock Sensor Location ? 4Cyl Knock Sensor Installation (2000 Frontier)

To inspect the speed sensor, the mechanic will have actually to acquire underneath the vehicle. When underneath, the mechanic will discover the sensor and also examine it and the bordering wires for damage. The mechanic will then replace the sensor and then examine the wires going indigenous the sensor approximately the speedometer and also cruise regulate switches to endure that they are not frayed.

If the mechanic believes that the vacuum actuator or the matching hoses and cable have failed, he or she will open the hood and locate the actuator. The mechanic will first check the hoses and also cable come make sure that they space in great working order. The or she will certainly then replace the actuator together necessary.

In every one of these repair scenarios the mechanic will ask to test journey the car to make sure that the cruise manage is working properly. He or she should additionally use their password reader/scanner come clear any kind of trouble codes the may have actually been developed when the cruise manage system was no working.

How important is this service?

A fail cruise regulate system have the right to be a signal that other repairs might need to it is in made soon. By evaluating the cruise control, the mechanic is likely to also inspect various other systems ~ above the auto including the brake lights and speedometer. While driving there is no cruise manage may be an inconvenience, a sudden fail of the cruise manage system can be possibly dangerous because that a driver who is no vigilant. If you an alert that her vehicle’s cruise control has stopped working you should have a mechanic check it to identify the nature that the problem.