Recall 24V406 affects 1 2021 North Central Emergency-modified Ford E-450 vehicle for overloaded electrical circuits. Free firmware update at a franchised Ford dealer.
North Central Emergency is recalling one 2021 Ford E-450 under recall 24V406 because firmware in the Weldon 8X16 Input-Output node can leave an output pin on after a short circuit or wiring failure. Overloaded electrical circuits can overheat and raise the risk of fire, and a Ford dealer will complete the repair free of charge.
Does this recall apply to your specific vehicle?
The official, free per-VIN recall check is run by NHTSA. Enter your VIN and we'll forward you directly — and add you to a free watchlist so you hear about new recalls for your vehicle.
Check my VIN at NHTSARecallNotify doesn't check your VIN — NHTSA's official tool does. We use your email only to alert you to new recalls.
Watch this vehicle for recalls
Add it to your free watchlist and we will alert you as new federal recalls are posted for your year, make and model. New-recall alerts are rolling out now.
You are on the watchlist.
We will email you as new federal recalls are posted for your vehicle.
What's wrong?
The V-Mux input-output node on the 2021 Ford E-450 is an electrical control module used in the ambulance conversion. It takes switch and sensor commands, then sends power to the right output circuit so equipment turns on and off as intended. The node depends on its firmware, the internal software that tells the module how to react when wiring conditions change.
On this North Central Emergency vehicle, defective firmware keeps the node from shutting off an output pin after a short circuit or wiring failure. That leaves the circuit powered when it should be shut down. With power still flowing into a faulted circuit, the electrical load can rise beyond what the wiring is meant to carry.
There is no warning sign before failure. The problem is inside the module software, so an owner or operator should not expect a dashboard message, sound, or visible symptom before the circuit stays powered.
Who's affected?
| 2021 North Central Emergency Ford E-450 | wiring |
|---|---|
| Units affected | 1 |
| Field incidents | NHTSA has logged 1 field incident to date. |
A matching year and model does not guarantee inclusion. Check your VIN to confirm whether this recall applies to your specific vehicle.
What's the safety risk?
Overloaded electrical circuits can overheat and increase the risk of fire. There is no warning sign before failure. If your VIN is included, schedule the recall repair soon and follow any dealer instructions for the affected emergency equipment until it is fixed. Repair is free at any franchised Ford dealer.
What should I do?
- Check your VIN to confirm your 2021 North Central Emergency Ford E-450 is included in this recall.
- Contact a franchised Ford dealer to schedule the free Weldon firmware update that fixes the output-pin shutdown fault.
- Call North Central Emergency customer service with owner questions, or call Akron Brass customer service at 1-800-228-1161 about the Weldon firmware update.
- Reference recall number 24V406 when you call, and bring the recall notice if you received one.
- Park away from heat-sensitive areas and stop using affected electrical equipment if you smell heat, see smoke, or notice wiring damage before the repair.
What happens at the repair
At the dealer, a Ford technician updates the Weldon firmware that controls the input output node. The software update is free under recall 24V406. The owner letter was expected in June 2024, but the remedy is listed as available. If you've already paid for a related repair before the recall notice, North Central Emergency says reimbursement will be evaluated individually. Bring repair paperwork and payment documentation so the service desk has what it needs to review the claim.
| Reimbursement | Reimbursement available |
|---|
Timeline
| June 6, 2024 | NHTSA published the recall |
|---|---|
| June 10, 2024 | Dealer notification began |
| June 10, 2024 | Interim owner notification (was planned for this date) |
| June 11, 2024 | Dealer notification ended |
Frequently asked questions
What is recall 24V406?
Recall 24V406 covers 1 2021 North Central Emergency Ford E-450 vehicle equipped with Weldon 8X16 Input-Output nodes. A short circuit or wiring failure can leave an output pin on, overload electrical circuits, and increase fire risk. Weldon will update the firmware for free.
What should I do if my 2021 North Central Emergency Ford E-450 is on this recall?
Check your VIN to confirm your specific vehicle is included in recall 24V406. If it is, contact North Central Emergency customer service or Akron Brass customer service to arrange the Weldon firmware update. Reference recall number 24V406 when you call. The repair is free.
Is the recall repair free?
Yes. Federal recall law requires the manufacturer to correct the safety defect at no cost, and the filed remedy says Weldon will update the firmware free of charge. Keep the recall number with your service paperwork.
What is the safety risk?
The safety risk is fire from overheated electrical circuits. In recall 24V406, a short circuit or wiring failure can cause the Weldon node firmware to leave an output pin on, which overloads the circuit. Confirm the VIN and arrange the free firmware update.
More information
| NHTSA campaign page | nhtsa.gov/vehicle-recalls/24V406000 |
|---|---|
| North Central Emergency customer service | 1-800-228-1161 |
| NHTSA recall # | 24V406 |
| NHTSA recall # (full) | 24V406000 |
Source documents
This article is generated from NHTSA's primary recall filings and reviewed against the source on May 20, 2026. RecallNotify does not paraphrase NHTSA's consequence language; that text is reproduced as written above. Editorial standards →