2025 Ford E-350 Super Duty Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2025 Ford E-350 Super Duty

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Reviewed by

Andrew Hajjar

Written by RepairPal Car Genius

Updated January 14, 2025

30% chance it's the

Sensor

25% chance it's the

Control Module

25% chance it's the

Throttle

20% chance it's

Something else

The most common reasons a 2025 Ford E-350 Super Duty 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.

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What are the initial steps to diagnose the non-functioning cruise control in a 2025 Ford E-350 Super Duty?

When diagnosing the non-functioning cruise control in a 2025 Ford E-350 Super Duty, it's essential to adopt a systematic diagnostic approach that prioritizes simpler checks before delving into more complex issues. Begin by inspecting the cruise control fuse located in the vehicle's fuse box, as a blown fuse can often be the simplest explanation for the malfunction. Next, examine the cruise control buttons on the steering wheel to ensure they are operational and not stuck, as this can directly affect functionality. Following this, assess the vehicle speed sensor, which is critical for cruise control operation; if it’s malfunctioning, it can disrupt the system. Additionally, check the brake pedal switch, as a faulty switch can prevent the cruise control from engaging altogether. Utilizing a diagnostic scanner to check for error codes can provide further insights into any underlying issues. If these initial checks do not resolve the problem, proceed to test the cruise control module and inspect the wiring and connections for any signs of damage or corrosion. By following this structured approach, you can effectively identify the root cause of the cruise control issue and take appropriate steps for repair.

What are the common problems that could cause the cruise control to stop working in a 2025 Ford E-350 Super Duty?

When troubleshooting the cruise control system in a 2025 Ford E-350 Super Duty, it's essential to understand the common problems that may lead to its failure. One of the primary culprits could be faulty speed sensors, which are crucial for maintaining the vehicle's speed; if these sensors malfunction, the cruise control may not function correctly. Additionally, a defective cruise control switch can prevent the system from engaging or disengaging as intended, leading to frustration during driving. Another potential issue is a blown fuse, which can completely disable the cruise control system. It's also important to check for vacuum leaks, as these can disrupt the system's functionality. Furthermore, a faulty brake pedal switch may cause the cruise control to disengage unexpectedly, while electrical issues, such as damaged wiring or connectors, can also impede the system's operation. By systematically addressing these common problems, DIY enthusiasts can effectively restore the cruise control functionality in their Ford E-350 Super Duty.

How urgent is it to address the non-functioning cruise control in a 2025 Ford E-350 Super Duty?

When it comes to the non-functioning cruise control in a 2025 Ford E-350 Super Duty, addressing the issue should not be overlooked, even if it may not seem as urgent as other critical vehicle problems. While the immediate safety risks may be lower compared to malfunctioning brakes or steering, the convenience and efficiency that cruise control provides are significant, especially during long drives. Neglecting to repair this feature can lead to increased driver fatigue and decreased fuel efficiency, which can ultimately affect your overall driving experience. Moreover, delaying repairs could result in more complex issues down the line, potentially escalating into costly repairs that could have been avoided with timely attention. Therefore, it is advisable to prioritize fixing the cruise control to ensure the vehicle operates at its best, maintaining both safety and comfort on the road.

Related 2025 Ford E-350 Super Duty Questions

See what others are asking about their Ford E-350 Super Duty. Get answers from RepairPal's community of auto experts and enthusiasts.

Help with diagnosis - power problem

2006 E-350 5.4L First symptom - cruise control would only work intermittently at highway speeds. Seemed to be associated with the brake, as it would work, but if you pushed in brake (slow traffic) and then tried to reinitiate the cruise, it wouldn't work. Over time, cruise worked less and less frequently, until now when it basically doesn't work ever. Second symptom - about 3 months later (cruise control loss is frustrating, but not a killer... ), every once in a while, the engine would lose power while accelerating while merging into traffic on highway. At least one time the engine light came on. After up to speed, it didn't have problems and engine light would go off. Most times, merging/accellerating wasn't a problem. Third symptom, and likely unrelated - about 2 weeks before the power issues started, we noticed the AC fan would not blow out the vent while accelerating to merge into traffic. The fan would be blowing, just not coming out the vent. Sometimes you fould feel it blowing out at your feet when this happened. I took it to a repair shop today, and they said issues 1 & 2 are both the same - the throttle body needs to be replaced. They said the cruise control worked at lower speeds (35-45), but not at highway speeds. I've never used the CC at those lower speeds, so I didn't notice that. My question - does that make sense? I just don't know enough about the throttle body and it's role to know if it could impact it in those ways. On item 3, they said the vacuum resevoir was losing vacuum. They also found an unidentified issue in that the AC system pressure was too high, apparently from suspected pluggage. They said they have to pull out parts of the AC to get the vacuum reservoir fixed, so it'd be easy to fix it at the same time, but that they'd have to replace the drier and tubing. Question - again, does that make sense? What are the risks if I don't fix the AC right now? Does the vacuum system deal with anything more critical than AC vent control? Financially, I don't know that I can get that fixed right now if it's not critical. Are these common problems in these vans, or is this just one of those things where everything happens at once? One other thing - he said they tested the battery and it was weak as well. Could that contribute to any of these problems? It seems that the problems are mechanical and not electrical, but I'm not sure. I know my old lumina had a cruise control problem when it had a weak battery. Thanks for any help you can provide!

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where is the short

20amp fuse blows for engine control every time ? truck starts and runs for 30sec fuse blows

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