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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…
https://www-odi.nhtsa.dot.gov/acms/cs/documentList.xhtml?docId=24V174&docType=RCL
- Rotary Switch
- Panel Mount
- 125 amp 12V
- Aluminum On / Off Panel
- Fit type: Vehicle Specific
- Convenience: direct fit and no modifications, hook up to TOP post battery negative directly, do not need additional battery cables or lugs, isolate and secure the electrical system easily.
- Operation: used for DC 12 - 48 V systems, ON/OFF 2 positions, 275 A continuous at DC 12V, 455 A intermittent at DC 12V, 1250 A momentary at DC 12V.
- Heavy Duty: ABS plastic housing, durable made for safety use. Extended the top post battery negative to original size: standard top post negative (17 mm cone/tapering negative (-)), installation space should be checked.
- Compatible: used for standard top post battery (19 mm cone/tapering positive & 17 mm cone/tapering negative). Can stand alone or be locked together with other switch.
- Purpose: eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely, widely used for car, vehicle, Rv and boat.
- Ideal for car, truck, boat or RV battery
- Convenience: knob type, easy to install & simple to use. Loose / twist of the knob, then power will cut.
- Heavy Duty: solid brass 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.
- 【COMPATIABLE】This knife-blade battery disconnect switch is suitable for TOP POST TERMINAL, battery NEGATIVE post only. Maximum Current: 750A, Rated Current: 250A. 6v 12v 24v car truck, bus, RV, Boat, trailer battery
- 【TOP LEVEL & HEAVY DUTY 】This top post battery disconnect switch is made of brass material, corrosion resistance, conductive performance is good, durably made for safety use
- 【EASY TO INSTALL】This battery doctor knife switch for top post batteries can be adjusted into a vertical knife switch through the bottom of the screw, easy to install & simple to use. Switch the knife, then power will cut
- 【SAVE ELECTRYCITY】This knife blade master switch is used for the battery to isolate and secure the electrical system, eliminate any power draw from the battery when vehicle or boat is not in use, stop unwanted battery drain and prevent theft or unauthorized use. Widely used for car, truck, boat or RV battery, also other electrical equipment's battery
- BUY WITH CONFIDENCE: We are so confident you'll think we have the satisfied battery disconnect switch on the market. If you have any problem about our product, please feel free to give us a message and we will do anything for you to make the thing right. We go out of our way to make sure every customer is happy and satisfied with our product and service.
- Ultimate Protection: The remote battery disconnect switch easily solves the problem of battery drain but also protects the circuit, No matter how long your car is parked, The battery always has a full charge. The battery is via the remote switch, which also reduces the risk of theft occurs.
- Premium Quality: Remote battery kill switch Instantaneous current of up to 450A rated current of up to 250A. Our remote battery kill switch is made with high-quality materials and pure copper wire, modules have larger rivers for better reception performance and can extend car battery life by 3 - 4 times.
- Effortless Installation: Our upgraded remote battery kill switch for cars is designed to directly disconnect the negative switch, fix the battery clip to the negative pole of the battery, and connect the red wire to the positive pole of the battery, our upgraded version reduces a black power cord, making installation simpler than other products.
- Versatile Use: Our 12V remote kill switch for cars is suitable for cars, trucks, RVs, travel trailers, campers, motorcycles, and any other engine application with 12-volt batteries. Please note that disconnecting the positive terminal may damage the battery and vehicle circuit.
- Reliable Quality: If it cannot be used normally after installation, please check whether the circuit is installed normally or send a message to contact us, quality after-sales service is provided to go to meet any of your needs. If you have any questions you can email us and we will get back to you within 24 hours.
- HIGH CURRENT & WATERPROOF - 12V-36V, 500A rated current, 5000A instantaneous current, replacement part number: 20247, 10MM threaded studs with nuts, polarity negative, metal material, watertightness processing.
- SIMPLE OPERATION - High Current Battery Cut Off Switch with Lock-Out Plate, turn the knob to turn it on or off. The heavy duty rotary handle is locked to the panel through a padlock hole to prevent accidental opening or closing, as well as tampering or unauthorized use.
- UNIVERSAL BATTERY DISCONNECT SWITCH - Which protects against electrical fires and theft when equipment is not in use and provides a reliable way to shutdown electrical power during maintenance and protect batteries from excessive battery drain. Disconnect the battery when you are not driving a Car / Boat / RV / Yachts / Vehicle / ATV / Trucks / Off-road / Tractors / Agricultural Equipment, etc. Keep you safe all the time.
- EASY TO INSTALL - Compared to the remote control switch, there is no need for programming or code, just connect the product with wire, the operation is very simple. For the specific connection mode, please refer to the wiring diagram in our product picture. If you have any questions, please contact us in any time.
- 100% SATISFACTORY SERVICE - This 500A High Current Battery Disconnect Switch come with a 1 year warranty. Whether before, during or after sale, we always respond positively to your questions. What we pursue is not only to provide quality products, but also to provide satisfactory service.
- Compatible: used for top post terminal, 15-17 mm cone / tapering battery NEGATIVE post only, DC 12V-24V system, 200A continuous and 600A momentary at DC 12V, on/off 2 position.
- Convenience: vertical knife blade type, easy to install & simple to use. Lift the knife, then power will cut.
- Heavy Duty: solid brass 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.
- Heavy Duty: ABS plastic housing, durable made for safety use, rear cover insulates terminals against any short of circuits, equipped with 4 sets of bolts.
- Operation: On/Off 2 positions, 275 A continuous at DC 12V, 455 A intermittent at DC 12V, 1250 A momentary at DC 12V.
- Compatible: used for DC 12 - 48V systems to isolate and secure the electrical system, can stand alone or be locked together with other switch.Its purpose is to eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely.
- Widely used for car, marine boat, RV, camper, travel trailer, truck, ATV, UTV, battery banks and other devices.
- Package include:1x On/Off battery switch,4 bolts incuded.
- 【Compatible】- The battery disconnect switch is used for top post terminal(0.59''- 0.67'' cone battery negative post only). Compatible the condition of 12V voltage, 125A rated current, heavy duty.
- 【High Quality】- Our solid brass 12v battery disconnect switch with stainless steel fasteners provide excellent oxidation resistance and corrosion resistance, no need to worry about its service life.
- 【Easy to Use】Knob type design to disconnect or connect battery, just follow the direction instructions on the switch, unscrewing or tightening the battery switch into an “on” or “off” position to control current.
- 【Protect Battery】This battery shut off switch is designed to cut-off power flowing to the battery, avoid unwanted battery consumption when not used for long periods of time, extend the life of battery.
- 【Widely Applications】- Suitable for Car, Marine,tractor, camper, boat, RV, truck batteries which have a standard 0.59''-0.67''(15-17 mm) cone top post terminal, also used for electrical equipment.
Last update on 2024-04-01 / 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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