Ford E-350 Econoline Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your Ford E-350 Econoline and How to Fix Them

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
30% chance it's the
Sensor
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25% chance it's the
Control Module
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25% chance it's the
Throttle
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20% chance it's
Something else
The most common reasons a Ford E-350 Econoline 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 Ford E-350 Econoline 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.

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.

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.

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.

Troubleshooting Cruise Control Issues in a Ford E-350 Econoline

When troubleshooting cruise control issues in your Ford E-350 Econoline, begin with the most accessible components. Start by inspecting the fuses related to the cruise control and brake lights, as a blown fuse can easily disrupt functionality. Next, examine the speed sensor located at the top of the differential; ensure that the wiring is secure and free from damage, as loose connections can lead to erratic behavior. If these initial checks do not resolve the issue, consider the control module, sensors, and switches, as failures in these parts can significantly impact cruise control performance. Additionally, assess the throttle actuation system, as any problems here can prevent the cruise control from engaging properly. By systematically addressing these areas, you can effectively diagnose and potentially fix the cruise control issues in your vehicle, saving time and money on professional repairs.

What Could Cause the Cruise Control to Malfunction in a Ford E-350 Econoline?

When dealing with cruise control malfunctions in a Ford E-350 Econoline, it's essential to understand the common problems that may arise. One frequent issue is the failure of the control module, which can prevent the system from engaging properly. Additionally, faulty sensors or switches can disrupt the cruise control functionality, leading to symptoms such as the cruise control indicator light not illuminating. Changes to vehicle components, like the installation of LED taillights, can also interfere with the cruise control system, as these modifications may affect the electrical signals necessary for proper operation. If you notice that the cruise control fails to engage or disengage, it could be indicative of problems with related fuses or wiring. For those looking to troubleshoot, performing self-diagnostic tests by following specific procedures can help identify the root cause of the issue. By systematically checking these components, DIY enthusiasts can effectively diagnose and potentially resolve cruise control problems in their Ford E-350 Econoline.

Why is the Cruise Control Not Working in a Ford E-350 Econoline?

When the cruise control in your Ford E-350 Econoline fails to operate, it’s crucial to address the issue promptly to ensure both your safety and the vehicle's performance. Common problems include a malfunctioning control module, faulty sensors, or defective switches, all of which can disrupt the cruise control system. Additionally, throttle actuation issues may prevent the system from engaging properly. It's also essential to check the cruise control switch, as any failure here can lead to a complete loss of functionality. Furthermore, if your brake lights are not working or if there’s a blown fuse related to the cruise control module, the system will not function as intended. Lastly, don’t overlook the vacuum lines connected to the intake and brake booster; a vacuum leak can significantly hinder the cruise control's operation. Neglecting these symptoms can lead to unsafe driving conditions and potentially more costly repairs, making it imperative to troubleshoot and resolve these issues as soon as they arise.

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Ford E-350 Econoline Cruise Control Issues & Repairs