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January 4, 2024 NHTSA CAMPAIGN NUMBER: 24V001000
Overloaded Electrical System May Cause Fire
Overloaded electrical circuits can overheat, increasing the risk of fire.
NHTSA Campaign Number: 24V001
Manufacturer Braun Northwest
Components ELECTRICAL SYSTEM
Potential Number of Units Affected 2
Summary
Braun Northwest is recalling certain 2020-2021 Northstar ambulances. In the event of a short circuit or wiring failure, the firmware in the vehicle multiplex system may fail to shut off the output pin, resulting in overloaded electrical circuits.
Remedy
Braun Northwest will update the firmware, free of charge. Owner notification letters are expected to be mailed January 10, 20224. Owners may contact Braun Northwest customer service at 1-877-344-9990.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Chronology :
We received initial notification from Weldon of their recall on 12/13/23. After communicating with Weldon regarding the affected products we have purchased and cross referencing that information with our records to identify the affected cars we have delivered we are now filing our recall.
23E084 – Overloaded Electrical System May Cause Fire – Weldon 8×16 Input-Output Node Vehicle Multiplex Systems
23E084 – Overloaded Electrical System May Cause Fire – Weldon 8×16 Input-Output Node Vehicle Multiplex Systems
2 Affected Products
Vehicle
| MAKE | MODEL | YEAR |
| NORTHSTAR | AMBULANCE | 2020-2021 |
2 Associated Documents
Recall Acknowledgement
RCAK-24V001-4231.pdf 645.085KB
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Defect Notice 573 Report
RCLRPT-24V001-5876.PDF 215.14KB
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SEOCONTENT-START
OMB Control No.: 2127-0004
Part 573 Safety Recall Report 24V-001
The information contained in this report was submitted pursuant to 49 CFR ยง573
Manufacturer Name : Submission Date :
Braun Northwest JAN 04, 2024 NHTSA Recall No. : 24V-001 Manufacturer Recall No. : NR Manufacturer Information :
Manufacturer Name : Braun Northwest Address : 150 Northstar Drive
Chehalis WA 98532
Company phone : 360-748-0195
Population :
Number of potentially involved : 2
Estimated percentage with defect : 100 %
Vehicle Information : Vehicle 1 : 2020-2021 Northstar Ambulance Vehicle Type : LOW VOLUME VEHICLES Body Style : OTHER Power Train : DIESEL
Descriptive Information : This recall is being filed in response to recall 23E-084 by Weldon for their V-Mux 8×16 I/O Nodes. After receiving the recall notice Weldon sent a list of units they had sold us that were under the recall. This list was cross referenced against our records to identify affected vehicles. Based on this we have identified two units that are in need of repair.
Production Dates : FEB 26, 2021 – JUN 30, 2021 VIN Range 1 : Begin : 1HTKJPVK6LH433467 End : 3C7WRLBL6MG526582 โ Not sequential Description of Defect :
Description of the Defect : The defect is in the Weldon 8×16 I/O Node that is used in the electrical control system for the patient compartment and emergency lighting systems.
The electrical current sensing calibration was not produced to specification so that the firmware would not shut off the output pin under a short circuit caused by external load or wiring failure.
FMVSS 1 : NR FMVSS 2 : NR
Description of the Safety Risk : In the event of a short circuit or electrical circuit overload, there is an
increased risk of heat related damage or fire.
Description of the Cause : NR
Identification of Any Warning
that can Occur :
None Part 573 Safety Recall Report 24V-001 Page 2 Involved Components : Component Name 1 : 8×16 I/O Node Component Description : Input/Output Node Component Part Number : 6030-2000-00 Supplier Identification : Component Manufacturer
Name : Weldon Division of Akron Brass Address : 3656 Paragon Drive
Columbus Ohio 43228
Country : United States Chronology :
We received initial notification from Weldon of their recall on 12/13/23. After communicating with Weldon regarding the affected products we have purchased and cross referencing that information with our records to identify the affected cars we have delivered we are now filing our recall. Description of Remedy :
Description of Remedy Program : Weldon has provided updated firmware that corrects the incorrect
calibration. We will work with our customers to either provide the updated firmware or coordinate for a service tech to install the required firmware update for them free of charge. How Remedy Component Differs from Recalled Component :
Identify How/When Recall Condition was Corrected in Production : Firmware V1.00 thru 1.02 are affected. Versions 1.03 and newer are not subject to the recall.
All affected products that were still in our inventory were updated to the current firmware. Recall Schedule :
Description of Recall Schedule : Notification letters will be completed by next week and mailed to all
affected customers.
Planned Dealer Notification Date : NR – NR
Planned Owner Notification Date : JAN 10, 2024 – JAN 12, 2024 The information contained in this report was submitted pursuant to 49 CFR ยง573 Part 573 Safety Recall Report 24V-001
Page 3
The information contained in this report was submitted pursuant to 49 CFR ยง573
* NR – Not Reported
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