# Service campaign 24\-01\-049H

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 campaign
- NHTSA id: 11006097
- Published by NHTSA: 2024\-08\-07
- Manufacturer's number: 24\-01\-049H
- Manufacturer's date: 2024\-07\-09
- Campaign id or software version: Service Campaign 9B0
- NHTSA component: FUEL/PROPULSION SYSTEM

## NHTSA's summary

Certain 2024MY Tucson Hybrid \(NX4 HEV\) vehicles may exhibit poor contact or wire breakage of the injector wiring harness. This affects a very limited lot number of the wiring harness production. The California Air Resources Board has determined that these vehicles may be releasing air pollutants which exceed Federal and California standards.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11006097-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11006097-9999.pdf)

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

## Components

Fuel system

## Vehicles listed

- 2024 HYUNDAI TUCSON HYBRID

## Other bulletins for the same vehicles and component

- [25\-01\-010H DN](/bulletins/11014286.md), 2025-02-17, Service bulletin: FUEL/PROPULSION SYSTEM. Certain Elantra hybrid \(CN7 HEV\), Sonata hybrid \(DN8 HEV\), and Tucson hybrid \(NX4 HEV\) vehicles may exhibit a warning light due to DTC Code P1BB20 \(12V Lithium Battery Cell Voltage High\). Follow the procedure in TSB 25\-01\-010H \(or latest version\) to perform the update the Battery management System \(BMS\) software.
- [25\-01\-010H TSB](/bulletins/11014285.md), 2025-02-17, Service campaign: FUEL/PROPULSION SYSTEM. This bulletin provides the procedure to update the software for the Battery Management System \(BMS\) on certain Elantra Hybrid \(CN7 HEV\), Sonata Hybrid \(DN8 HEV\), and Tucson Hybrid \(NX4 HEV\) vehicles that may exhibit a warning light with DTC P1BB20.
- [24\-01\-049H](/bulletins/11006057.md), 2024-08-07, Service bulletin: FUEL/PROPULSION SYSTEM. Certain 2024MY Tucson Hybrid \(NX4 HEV\) vehicles may exhibit poor contact or wire breakage of the injector wiring harness. This affects a limited lot number of the wiring harness production. Follow the procedures in this bulletin to inspect the lot number for the affected parts and, if applicable, replace the injector wiring harness with a new part.

JSON: [/v1/bulletins/11006097](/v1/bulletins/11006097)

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