# Service bulletin FT5361

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.

- Type: Service bulletin
- NHTSA id: 10233272
- Published by NHTSA: 2023\-04\-03
- Manufacturer's number: FT5361
- Manufacturer's date: 2023\-03\-15
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Coolant pipe assy failing. The adaptor on the Coolant pipe assembly between the engine and circulation pump broke in service at the beginning of the copper thread.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10233272-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10233272-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine

## Vehicles listed

- 2020 to 2021 NOVA BUS LFS

## Recalls for the same vehicles and component

- [25V822000](/recalls/nhtsa/25V822000.md), 2025-11-28: ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP
- [24V231000](/recalls/nhtsa/24V231000.md), 2024-03-27: ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
- [22V416000](/recalls/nhtsa/22V416000.md), 2022-06-13: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
- [2021458](/recalls/tc/2021458.md), 2021-07-27: Engine

## Other bulletins for the same vehicles and component

- [BS5580E](/bulletins/10253692.md), 2024-04-30, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. One fire suppression system pipe may be installed backwards and interfere with an alternator cable, creating friction that could damage one or both components.
- [FT5554](/bulletins/10251113.md), 2024-03-04, Service bulletin: ENGINE AND ENGINE COOLING. The Cabin Coolant Level Sensors for the LOW and HIGH levels are swapped.
- [LI5316ER2](/bulletins/10250586.md), 2024-02-24, Service bulletin: ENGINE AND ENGINE COOLING. Crank case vent \(CCV\) hoses may get damaged over time.
- [BS5511E](/bulletins/10247619.md), 2023-12-22, Service bulletin: ENGINE AND ENGINE COOLING. The EGR cooling hose N95062\-48 is not rated for the engine compartment temperature. Under certain conditions the EGR cooling hose may crack and cause coolant leak.
- [LI5427E](/bulletins/10247614.md), 2023-12-22, Service bulletin: ENGINE AND ENGINE COOLING. Improved durability of engine\-side heat exchanger hoses.
- [BS5469E](/bulletins/10247612.md), 2023-12-22, Service bulletin: ENGINE AND ENGINE COOLING. The belt guard hinge may crack.
- [FT5448](/bulletins/10244594.md), 2023-11-01, Service bulletin: ENGINE AND ENGINE COOLING; STEERING. Rework allied motion e\-Steering motor. 24V e\-steering power supply threads length tolerances might not be respecting to the drawing specifications.
- [BS5447E](/bulletins/10244593.md), 2023-11-01, Service bulletin: ENGINE AND ENGINE COOLING; STEERING. Rework allied motion e\-Steering motor. 24V e\-steering power supply threads length tolerances are not respect to standard.
- [FT4651](/bulletins/10240760.md), 2023-08-17, Service bulletin: FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Failure of DEF sensor GEN 6 within the expected 5\-years lifespan.
- [BS5320ER1](/bulletins/10233268.md), 2023-04-03, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Fire light coming on in the dash, Fire detection system

JSON: [/v1/bulletins/10233272](/v1/bulletins/10233272)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20FT5361&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10233272&vehicle=Service%20bulletin%20FT5361)