# Service bulletin FT5291R1

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: 10228210
- Published by NHTSA: 2022\-12\-21
- Manufacturer's number: FT5291R1
- Manufacturer's date: 2022\-12\-13
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

Some batteries temperature sensor may have an too high internal resistance and give an erroneous battery temparature reading causing F202 light battery to turn On, on dashboard

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10228210-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10228210-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2021 NOVA BUS LFS

## Recalls for the same vehicles and component

- [2025176](/recalls/tc/2025176.md), 2025-04-07: Electrical
- [24V203000](/recalls/nhtsa/24V203000.md), 2024-03-17: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
- [23V607000](/recalls/nhtsa/23V607000.md), 2023-08-31: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
- [2023348](/recalls/tc/2023348.md), 2023-06-14: Electrical
- [2022310](/recalls/tc/2022310.md), 2022-06-13: Electrical
- [22V416000](/recalls/nhtsa/22V416000.md), 2022-06-13: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
- [21V929000](/recalls/nhtsa/21V929000.md), 2021-11-26: ELECTRICAL SYSTEM:SOFTWARE; STRUCTURE:BODY:DOOR

## 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.
- [FT5567](/bulletins/10252140.md), 2024-03-29, Service bulletin: ELECTRICAL SYSTEM. Battery Unbalanced Light Logic with AGM Battery.
- [FT5550](/bulletins/10252139.md), 2024-03-29, Service bulletin: ELECTRICAL SYSTEM. The Parker PHD70 display might freeze or not work properly.
- [BS5543E](/bulletins/10250585.md), 2024-02-24, Service bulletin: ELECTRICAL SYSTEM. Battery tray structure cracks due to thin sheet metal.
- [FT5534](/bulletins/10249471.md), 2024-02-01, Service bulletin: ELECTRICAL SYSTEM. The ground of the IVN unit \(Intelligent Vehicle Network\) could be connected to the wrong place.
- [FT5536](/bulletins/10247617.md), 2023-12-22, Service bulletin: ELECTRICAL SYSTEM. Battery Tray Structure Cracks. Battery hold downs may slip between batteries.
- [BS5503E](/bulletins/10245693.md), 2023-12-02, Service bulletin: ELECTRICAL SYSTEM. The WHA11 harness has a potential chafing issue.
- [FT5465](/bulletins/10244339.md), 2023-10-29, Service bulletin: ELECTRICAL SYSTEM. Erroneous Fault Codes reporting on the AVM System of Clever Devices.
- [FT5437](/bulletins/10237831.md), 2023-06-19, Service bulletin: ELECTRICAL SYSTEM. The supplier Lift\-U recommends the addition of a detection delay to prevent wrong fault code in the AVM.
- [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/10228210](/v1/bulletins/10228210)

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