# Service bulletin Campaign T5D Dea

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: 10178162
- Published by NHTSA: 2020\-08\-07
- Manufacturer's number: Campaign T5D Dea
- Manufacturer's date: 2020\-07\-08
- NHTSA component: EQUIPMENT ADAPTIVE/MOBILITY; ENGINE; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT

## NHTSA's summary

This service campaign is to provide information on the software update related to the Fuel Cell control Unit \(FCU\) and Hydrogen storage Management Unit \(HMU\) on certain NEXO \(FE\) vehicles. This update includes logic revision for Malfunction Indicator Light \(MIL\) ON related to the FCU and HMU.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10178162-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10178162-9999.pdf)

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

## Components

Electrical system, Engine, Equipment and accessories, Software

## Vehicles listed

- 2019 to 2020 HYUNDAI NEXO

## Recalls for the same vehicles and component

- [20V213000](/recalls/nhtsa/20V213000.md), 2020-04-09: ELECTRICAL SYSTEM:SOFTWARE

## Other bulletins for the same vehicles and component

- [20\-01\-034H](/bulletins/10179248.md), 2020-09-03, Service bulletin: EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\); EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. This bulletin describes the procedure to install an Audio Video Navigation \(AVN\) software update which corrects a condition in which the radio presets may reset during AVN start up.
- [20\-01\-029H](/bulletins/10178167.md), 2020-08-07, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, OTHER. This bulletin provides software update information related to the Fuel Cell control Unit \(FCU\) and Hydrogen storage Management Unit \(HMU\) on certain NEXO \(FE\) vehicles. This update revises the logic for Malfunction Indicator Light \(MIL\) ON related to the FCU and HMU.

JSON: [/v1/bulletins/10178162](/v1/bulletins/10178162)

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