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Service bulletin FT4519

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10159318
Published by NHTSA2019-04-30
Manufacturer's numberFT4519
Manufacturer's date2019-03-13
NHTSA componentELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

VBEA Reprogramming for Battery replacement due to low voltage

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, 12-volt battery

Vehicles listed
NOVA BUS LFS2015, 2016

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
FT4545R12019-05-13. Service bulletin. Battery Cable Rubbing
bs3871e2017-08-03. Service bulletin. There is a possibility of battery cable (+ve) chaffing against sharp bracket supporting the ground cable.
BS3871E2016-12-23. Service bulletin. THERE IS A POSSIBILITY OF BATTERY CABLE (+VE) CHAFFING AGAINST SHARP BRACKET SUPPORTING THE GROUND CABLE.
BS3599ER12016-11-04. Service bulletin. DISABLING BATTERY MANAGEMENT FEATURE MAY HINDER THE FUNCTIONALITY OF RADIATOR VENTILATION FANS THEREBY CAUSING ENGINE OVERHEAT CODES. ALSO LEADS TO BATTERY OVERCHARGING.