# Service bulletin TSB\_ELE324

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: 10247558
- Published by NHTSA: 2024\-01\-06
- Manufacturer's number: TSB\_ELE324
- Manufacturer's date: 2023\-12\-11
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\); ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE; ELECTRICAL SYSTEM

## NHTSA's summary

TECHNICAL SERVICE BULLETIN: ECM SOFTWARE LOGIC IMPROVEMENT FOR DTC U134100 \- This bulletin provides information to upgrade the Engine Control Module \(ECM\) software logic on certain 2021\-2022MY Niro PHEV \(DE PHEV\) vehicles equipped with 1.6 GDI Kappa, produced from December 23, 2020 through April 13, 2022, which may exhibit a "Check Hybrid System" message displayed on the instrument cluster with DTC U134100 stored. This condition may occur when the ECM tries to communicate via CAN with the Integrated Electronic Brake Module \(IEB\) while it is in sleep mode due to the vehicle being charged.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10247558-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10247558-9999.pdf)

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

## Components

Electrical system, Engine, Engine control module

## Trouble codes named

U1341

## Vehicles listed

- 2021 to 2022 KIA NIRO PHEV

JSON: [/v1/bulletins/10247558](/v1/bulletins/10247558)

[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%20TSB_ELE324&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10247558&vehicle=Service%20bulletin%20TSB_ELE324)