# Service bulletin FT4869R1

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: 10189658
- Published by NHTSA: 2021\-04\-02
- Manufacturer's number: FT4869R1
- Manufacturer's date: 2021\-03\-10
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Surge tank cover Chafing on Components

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10189658-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10189658-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2018 to 2019 NOVA BUS LFS
- 2016 to 2019 NOVA BUS LFS ARTIC

## Recalls for the same vehicles and component

- [22V416000](/recalls/nhtsa/22V416000.md), 2022-06-13: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
- [2019171](/recalls/tc/2019171.md), 2019-04-05: Engine
- [2017264](/recalls/tc/2017264.md), 2017-05-16: Engine

## Other bulletins for the same vehicles and component

- [LI5316ER2](/bulletins/10250586.md), 2024-02-24, Service bulletin: ENGINE AND ENGINE COOLING. Crank case vent \(CCV\) hoses may get damaged over time.
- [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.
- [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.
- [LI5228ER2](/bulletins/10235130.md), 2023-04-27, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SUMP/TANK. DEF GEN4 tank, tank head and sensor will no longer be available in service
- [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
- [BS5379E](/bulletins/10233175.md), 2023-03-21, Service bulletin: ENGINE AND ENGINE COOLING. P\-clamps holding the transmission coolant pipes can break and cause coolant leaks.
- [FT5242](/bulletins/10231890.md), 2023-02-25, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. ECP radiator failures deemed to be due to overpressure events.
- [FT5243](/bulletins/10231883.md), 2023-02-25, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. ECP radiator failures deemed to be due to overpressure events.
- [FT5244](/bulletins/10231882.md), 2023-02-25, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. ECP radiator failures deemed to be due to overpressure events.

JSON: [/v1/bulletins/10189658](/v1/bulletins/10189658)

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