rusefi_documentation/Hellen-154-Hyundai.md

# Hellen 154 Hyundai

[Issue tracker & Repository](https://github.com/rusefi/hellen154hyundai)

[Interactive Pinout](https://rusefi.com/docs/pinouts/hellen/hellen154hyundai/)

[Schematics rev c](Hardware/Hellen/hellen154hyundai-c-schematic.pdf)

[ibom rev c](https://rusefi.com/docs/ibom/hellen154hyundai-c-ibom.html)

[Schematics rev b](Hardware/Hellen/hellen154hyundai-b-schematic.pdf)

[ibom rev b](https://rusefi.com/docs/ibom/hellen154hyundai-b-ibom.html)

[fw snapshot](https://rusefi.com/build_server/rusefi_bundle_hellen154hyundai.zip)

[Hyundai Genesis Coupe - Wikipedia](https://en.wikipedia.org/wiki/Hyundai_Genesis_Coupe)

Genesis Coupe 2.0T

2010-2012
and 2013-2014
the thing is, the harness changes slightly between the years

[wiring diagram](Hyundai-Genesis-Coupe)

[Hellen 154 Hyundai pinout spreadsheet](https://docs.google.com/spreadsheets/d/14IxjitlEFrC2bSp0IRdNRyXZondlvw2CmJ3Q9DUdvyo)

## Hardware Features

* x4 aux high current low side outputs
* x2 aux high current H-bridge

![x](Hardware/Hellen/hellen154hyundai-rev-c.jpg)
![x](Hardware/Hellen/hellen154hyundai-rev-b.jpg)

## Changelog

### Rev C

* Molex Aux connector
* ETB issue fixed

### Rev B

* It's alive
* ETB requires a hardware mod