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Service bulletin FT5409

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 id10244336
Published by NHTSA2023-10-29
Manufacturer's numberFT5409
Manufacturer's date2023-10-20
NHTSA componentPOWER TRAIN

NHTSA's summary

A bad connection at the ZF transmission connector may cause the transmission to jerk when shifting or show the fault code 188.

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

Transmission and driveline

Vehicles listed
NOVA BUS LFS2018, 2019, 2020, 2021, 2022
NOVA BUS LFS ARTIC2016, 2017, 2018, 2019 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
20264252026-09-04. Powertrain
20262202026-04-30. Powertrain
20233872023-07-12. Powertrain
23V4820002023-07-12. POWER TRAIN:DRIVELINE:DRIVESHAFT
20V4570002020-08-05. POWER TRAIN:AUTOMATIC TRANSMISSION
18V6700002018-09-26. POWER TRAIN:AUTOMATIC TRANSMISSION

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
BS5438E2024-03-29. Service bulletin. Restricted access to the Modular Propulsion Control System (MPCS) makes decommissioning difficult and presents a risk of damaging the HV cables during handling or testing.
BS5540E2024-02-24. Service bulletin. P-clamps holding the transmission coolant pipes can break.
FT5314R12023-07-13. Service bulletin. P-Clamp failure on Transmission cooling pipes. P-Clamp cannot withstand the load of the cooling pipes. Thicker P-clamp as a containment solution.
FT53142022-12-01. Service bulletin. P-clamp cannot withstand the load of the cooling pipes. Thicker P-clamp as a containment solution.
LI5280E2022-06-30. Service bulletin. Transmission
PC1025R22022-01-03. Service bulletin. Radiator leaking coolant
LI4462ER22020-08-05. Service bulletin. Throttle pedal comunication cable may be affected by noise infiltration and Cummins ecu will record code 1242
BS4864E2020-08-05. Service bulletin. Floor damage around the drive shaft access panel
FT47952020-04-13. Service bulletin. TCU Connector missing zip-tie
FT4698R12020-04-13. Service bulletin. Electric Cooling package power cable corrosion