March 4, 2024 NHTSA CAMPAIGN NUMBER: 24V174000
Inoperative Battery Disconnect Switch
An inoperative battery disconnect switch increases the risk of electrical shock and injury during maintenance and repairs.
NHTSA Campaign Number: 24V174
Manufacturer Nova Bus
(US) Inc.
Components ELECTRICAL SYSTEM
Potential Number of Units Affected 36
Summary
Nova Bus (US) Inc. (Nova) is recalling certain 2022-2023 LFS vehicles. Missing electrical components may prevent the battery disconnect switch from functioning.
Remedy
Nova will install additional wiring and relay, free of charge. Owner notification letters are expected to mailed May 3, 2024. Owners may contact Nova customer service at 1-800-350-6682. Nova’s number for this recall is CR5566.
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 :
June 06, 2023 Nova Bus is informed that the Battery Disconnect Switch is not working as expected.
July 24, 2023 An Internal Campaign was launched to inspect and correct all vehicles in production before being delivered.
February 08, 2024 Product Safety is informed of the issue and it is raised for evaluation as a potential safety risk.
February 15, 2024 A formal potential safety related issue investigation is opened.
February 28, 2024 Results of the investigation are presented to the Product Safety Committee which determines that a product safety defect exists.
March 4, 2024 DIR Filed with NHTSA.
There have been no accidents or injuries related to this issue, there have been no warranty claims, field reports or customer complaints associated with this issue.
2 Affected Products
Vehicle
| MAKE | MODEL | YEAR |
| NOVA BUS | LFS | 2022-2023 |
2 Associated Documents
Recall Acknowledgement
RCAK-24V174-5347.pdf 737.437KB
Defect Notice 573 Report
RCLRPT-24V174-3116.PDF 215.633KB
Latest Recalls Documents
For the Latest and Most recent Recall Information Visit the link below…
- On Off Battery Switch: This top post battery disconnect switch features on/off 2 position; Rating: 250A DC Continuous,1000A DC Cranking; Circuit Type: 2 way; Operating Voltage: 12-48 Volts. The "On/Off" functionality is straightforward yet effective, offering an easy way to manage power without fuss
- Ease of Installation: This battery disconnect switch 12v 48v comes with negative battery clamp and tapering post. Our marine battery switch is installed on the negative of the battery, our unique design also makes your installation more convenient and simple compared with other's
- Superior Quality: The battery cut off switch is made of high quality ABS plastic, durable for safe use. It also comes with copper battery clamp and tapered post, which is safer and more reliable in electrical conductivity
- Safety Protection: This marine battery switch 12v can safely disconnect the battery, protecting batteries from excessive discharge when vehicle or boat is not in use
- Wide Application: This top post battery disconnect switch is suitable for DC 12 - 48V system to isolate and secure the electrical system, can stand alone or be locked together with other switches. It is widely used for Car, Marine, Boat, RV, Camper, Travel Trailer, Truck, ATV, UTV, Battery banks and other electrical equipment's switch
- [𝐖𝐨𝐫𝐫𝐲-𝐅𝐫𝐞𝐞 𝐒𝐭𝐨𝐫𝐚𝐠𝐞 𝐟𝐨𝐫 𝐒𝐞𝐚𝐬𝐨𝐧𝐚𝐥 𝐕𝐞𝐡𝐢𝐜𝐥𝐞𝐬] Still frustrated when your vehicle won’t start after storage? This battery disconnect switch prevents battery drain during long-term parking. It extends battery life and saves you time and money on maintenance and replacements. This battery switch helps you avoid all that hassle and gives you more time to spend with your family
- [𝐃𝐮𝐫𝐚𝐛𝐥𝐞 𝐍𝐲𝐥𝐨𝐧 𝟔𝟔 & 𝐒𝐨𝐥𝐢𝐝 𝐁𝐫𝐚𝐬𝐬 𝐂𝐨𝐧𝐬𝐭𝐫𝐮𝐜𝐭𝐢𝐨𝐧] This top post battery disconnect switch is made with tough Nylon 66 and solid brass for excellent conductivity and corrosion resistance. Compared to typical ABS plastic used in many similar products, Nylon 66 offers over 30% greater strength and flame resistance
- [𝐄𝐚𝐬𝐲 𝟑-𝐖𝐚𝐲 𝐂𝐨𝐧𝐭𝐫𝐨𝐥 𝐰𝐢𝐭𝐡 𝐑𝐞𝐦𝐨𝐯𝐚𝐛𝐥𝐞 𝐊𝐧𝐨𝐛] This car battery disconnect switch gives you simple control with ON, OFF, and remove-knob settings. Twist to shut off power when parked, or take the knob with you to prevent theft or tampering. A handy battery kill switch that makes life easier and your vehicle more secure
- [𝐄𝐚𝐬𝐲 𝐭𝐨 𝐈𝐧𝐬𝐭𝐚𝐥𝐥] This battery switch is designed for 15–17mm (0.59in–0.67in) negative battery posts—please confirm fitment before purchase. Unlike many fixed-angle switches, this battery shut off switch 12v allows for adjustable mounting angles, making it easier to fit into tight engine compartments. Simple enough for anyone to install in just minutes, even with limited space
- [𝐅𝐥𝐞𝐱𝐢𝐛𝐥𝐞 𝐃𝐞𝐬𝐢𝐠𝐧 – 𝐓𝐰𝐨 𝐌𝐨𝐮𝐧𝐭𝐢𝐧𝐠 𝐎𝐩𝐭𝐢𝐨𝐧𝐬] This battery cut off switch is built with a flexible design to meet different installation needs. You can either mount it directly to the battery’s negative post using the clamp end, or connect both ends with wire lugs depending on your setup. This 12v battery disconnect switch gives you the freedom to choose the method that works best for your vehicle—whether you prefer a quick clamp-on solution or a custom cable setup
- Compatible: used for top post terminal, 15-17 mm cone battery negative post only, DC 12 V system, rated current: 125 A, On/Off 2 position.
- Convenience: with M8 top bolt for multiple methods of battery cable connection. Knob type, easy to install & simple to use. Loose / twist of the knob, then power will cut.
- Heavy Duty: solid made, rust and corrosion resistant, durable made for safety use.
- Purpose: used for battery to isolate and secure the electrical system, eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely.
- Used for Car, Vehicle, RV and Boat batteries which have a standard 15-17 mm cone top post terminal, also used for electrical equipment.
- Smart Voltage Safet Kill Switch: If the voltage is lower than 11.8V, the remote kill switch will automatically cut off the power supply after 120s to save electricity. if the voltage is higher than 13.2V, that is to say, the remote control will be disabled while driving to prevent power outages caused by accidentally touching the remote control switch while driving.
- Iterative upgrade: Remote battery disconnect switch is an upgraded version of the previous generation product. Compared to the older version, this product uses a mechanical magnetic switch that has A standby current of only 0.003A, completely solving the problem of parking power consumption.
- Manual Control Option: Remote battery disconnect switch 12v includes a manual control option that allows the user to manually disconnect the battery switch if necessary. This remote battery kill switch is useful in emergency situations or when working on a car's electrical system.
- Protect and extend battery life: Due to its long-term parking function, electronic device power consumption, wiring aging, and forgetting to turn off the lights, this remote battery protects and extends the battery life by cutting off the switch.
- Reliable Quality: Your satisfaction is our motivation and quality after-sales service is provided to meet any of your needs. If you have any questions about your purchase and use of the process, feel free to contact us, The professional customer service team will provide you with satisfactory solutions within 24 hours.
- 【Material】The quality of this battery isolator 12v is guaranteed and its long service life can bring you a good use experience. Its robust pure copper build ensures consistent operation, making it a dependable component for your vehicle's electrical system. And it is very safe and strong. Our rotary battery disconnect switch can ensure smooth current transmission, reduce power loss, and ensure stable operation of the circuit system.
- 【Features】Our switch for car features innovative adjustable terminals that can be rotated to accommodate various wiring angles and spatial constraints. This flexible design significantly simplifies the installation process, allowing for a more customized and secure fit in different vehicle engine compartments. This characteristic makes the battery isolator a practical solution for a wide array of automotive and marine applications, ensuring hassle-free setup and reliable connections.
- 【Easy To Use】This switch has two states, when the switch is raised 90°> power-off state, the switch is lowered 90°-> power-on state. Our car battery cut off switch products are simple and easy to use, saving time and effort during use will bring you a good use experience. When the battery is not in use, it can be powered off to protect the battery life. It has good corrosion resistance, can adapt to different environmental conditions, and reduce maintenance costs.
- 【Wide Applications】The battery isolator is widely used in battery systems for various types of cars, including small vehicles such as sedans and sports cars, land vehicles such as trucks and vans, and water vehicles such as yachts. By effectively preventing battery drain during periods of inactivity, this switch helps to prolong battery lifespan. Our smart car battery disconnect switch products are widely used and suitable for a variety of 12V and 24V battery systems.
- 【What You Will Get】You will receive one battery switch 12v, one wrench for easy tightening, and one shim to ensure a secure and precise fit on the battery terminal. This product is not easy to damage and can be used with confidence. If you have any questions about our product during using cotton sticks, please tell us and we will solve the problem for you as soon as possible. We sincerely hope to bring you a pleasant experience.
Last update on 2026-05-27 / Affiliate links / Images from Amazon Product Advertising API
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OMB Control No.: 2127-0004
Part 573 Safety Recall Report 24V-174
The information contained in this report was submitted pursuant to 49 CFR §573
Manufacturer Name : Submission Date :
Nova Bus (US) Inc. MAR 04, 2024 NHTSA Recall No. : 24V-174 Manufacturer Recall No. : CR5566 Manufacturer Information :
Manufacturer Name : Nova Bus (US) Inc. Address : 260 Banker Road
PLATTSBURGH NY 12901
Company phone : 450-472-6410
Population :
Number of potentially involved : 36 Estimated percentage with defect : 100 %
Vehicle Information : Vehicle 1 : 2022-2023 Nova Bus LFS
Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL
Descriptive Information : The recall population was determined by those vehicles that were built with the wrong parameter configuration for the option 416142.14 KBI KPOWER SCAP ALT EMP PC MT. There are 36 Nova LFS Model Year 2022, 2023 impacted vehicles.
Production Dates : NOV 23, 2022 – JUL 20, 2023 VIN Range 1 : Begin : 4RKYL82J9N9778632 End : 4RKYL82J2P9778846 ✔ Not sequential Description of Defect :
Description of the Defect : The subject vehicles may have been built with missing electrical components that may result in the Battery Disconnect Switch failing to disconnect the battery when turned to the off position.
FMVSS 1 : NR FMVSS 2 : NR
Description of the Safety Risk : With the Battery Disconnect Switch in the OFF position the engine may be
started, increasing the risk of injury to anyone nearby the engine compartment during maintenance operations.
Description of the Cause : Incorrect parameters were selected during the bus configuration phase of the Order to Delivery process. Identification of Any Warning
that can Occur : There is no warning prior to occurrence.
Involved Components : Part 573 Safety Recall Report 24V-174 Page 2 Component Name 1 : Battery Disconnect Switch Option Component Description : KBI KPOWER SCAP ALT EMP PC MT Component Part Number : 416142.14 Supplier Identification : Component Manufacturer
Name : Nova Bus
Address : 1000 boulevard Industriel
Saint Eustache Foreign States J7R 5A5 Country : Canada Chronology :
June 06, 2023 Nova Bus is informed that the Battery Disconnect Switch is not working as expected.
July 24, 2023 An Internal Campaign was launched to inspect and correct all vehicles in production before being delivered.
February 08, 2024 Product Safety is informed of the issue and it is raised for evaluation as a potential safety risk.
February 15, 2024 A formal potential safety related issue investigation is opened.
February 28, 2024 Results of the investigation are presented to the Product Safety Committee which determines that a product safety defect exists.
March 4, 2024 DIR Filed with NHTSA. There have been no accidents or injuries related to this issue, there have been no warranty claims, field reports or customer complaints associated with this issue. Description of Remedy :
Description of Remedy Program : Vehicles will be recalled and the additional wiring and relay will be
installed such that the Battery Disconnect Switch will operate as intended. Reimbursement for the recall will be covered by the Manufacturer’s Reimbursement Plan on file with NHTSA. How Remedy Component Differs from Recalled Component : The Battery Disconnect Switch will have the required electrical connections to function properly. 416142.14 KBI KPOWER SCAP ALT EMP PC MT Option. The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 24V-174
Page 3
The information contained in this report was submitted pursuant to 49 CFR §573
Identify How/When Recall Condition was Corrected in Production :
An internal campaign was launched to correct vehicles in production July 24, 2023. Recall Schedule :
Description of Recall Schedule : Note: Nova Bus does not have a dealer network and the dates entered for
the planned dealer notification begin/end date are only to avoid NHTSA Recall Portal error while submitting the recall report.
Owner notification will begin on or before May 03, 2024 Planned Dealer Notification Date : MAR 07, 2024 – MAR 07, 2024
Planned Owner Notification Date : MAY 03, 2024 – MAY 03, 2024
* NR – Not Reported
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