# Service bulletin LI4910ER1

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: 10185028
- Published by NHTSA: 2021\-01\-05
- Manufacturer's number: LI4910ER1
- Manufacturer's date: 2020\-12\-02
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

High ambient temperature on exhaust side \(after\-treatment area\) may cause Wiring Harness Assembly 64 wires and connectors to become brittle and fail.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10185028-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10185028-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2014 NOVA BUS LFS
- 2016 to 2017 NOVA BUS LFS
- 2016 to 2017 NOVA BUS LFS ARTIC

## Recalls for the same vehicles and component

- [23V607000](/recalls/nhtsa/23V607000.md), 2023-08-31: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
- [20V354000](/recalls/nhtsa/20V354000.md), 2020-06-15: STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS; ELECTRICAL SYSTEM:SOFTWARE
- [19V274000](/recalls/nhtsa/19V274000.md), 2019-04-05: ELECTRICAL SYSTEM
- [18V829000](/recalls/nhtsa/18V829000.md), 2018-11-26: ELECTRICAL SYSTEM:SOFTWARE
- [2018287](/recalls/tc/2018287.md), 2018-05-31: Electrical
- [17V323000](/recalls/nhtsa/17V323000.md), 2017-05-16: VEHICLE SPEED CONTROL:ACCELERATOR PEDAL; ELECTRICAL SYSTEM

## Other bulletins for the same vehicles and component

- [BS5463ER1](/bulletins/10253690.md), 2024-04-30, Service bulletin: ELECTRICAL SYSTEM; VISIBILITY. Failure of camera bracket will cause the camera to swing while bus is in motion.
- [BS5463E](/bulletins/10247616.md), 2023-12-22, Service bulletin: VISIBILITY; ELECTRICAL SYSTEM. Failure of camera bracket will cause the camera to swing while bus is in motion.
- [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.
- [APS5370E](/bulletins/10231881.md), 2023-02-24, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. The Delco\-Remy alternator is obsolete. Air cooled ductless \(Almott\) alternator, power cable and hardware kit to replace the Delco\-Remy oil\-cooled alternator.
- [BS5210ER1](/bulletins/10209688.md), 2022-04-05, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. Horn may fail due to the low internal high heat resistance.
- [PC1033](/bulletins/10208519.md), 2022-03-03, Service bulletin: ELECTRICAL SYSTEM; EXTERIOR LIGHTING; EXTERIOR LIGHTING:HEADLIGHTS. Headlight Failure
- [BS5210E](/bulletins/10208501.md), 2022-03-03, Service bulletin: ELECTRICAL SYSTEM. Horn may fail due to the low internal high heat resistance.
- [LI5185E](/bulletins/10206965.md), 2022-02-04, Service bulletin: ELECTRICAL SYSTEM. Cummins has issued a Temporary Repair Practice: TRP2484 – ECM Calibration for DEF Header Sensor Failures due to Parts Shortage TRP allowing temporary calibration of the engine ECM in the event of the DEF sensor failure and repeated error codes.
- [BS5146E](/bulletins/10201893.md), 2021-10-05, Service bulletin: ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES. Engine could crank when fuel door is open

JSON: [/v1/bulletins/10185028](/v1/bulletins/10185028)

[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%20LI4910ER1&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10185028&vehicle=Service%20bulletin%20LI4910ER1)