There have been 6 technical service bulletins issued for the 2021 Hyundai Nexo Fuel Cell.
| Bulletin Date: | Feb. 14, 2024 |
| Component: | Visibility. |
| Bulletin Summary: | This bulletin contains information about the proper removal of the windshield wiper blade protective cover on all models. If the protective cover is not removed correctly, there is a possibility of the rubber insert and rail spring becoming |
| Vehicles covered in this TSB: |
2000 Hyundai Accent,
2001 Hyundai Accent,
2002 Hyundai Accent,
2003 Hyundai Accent,
2004 Hyundai Accent,
2005 Hyundai Accent,
2006 Hyundai Accent,
2007 Hyundai Accent,
2008 Hyundai Accent,
2009 Hyundai Accent,
2010 Hyundai Accent,
2011 Hyundai Accent,
2012 Hyundai Accent,
2013 Hyundai Accent,
2014 Hyundai Accent,
|
| Bulletin Date: | Feb. 14, 2024 |
| Component: | Visibility/wiper (pws). |
| Bulletin Summary: | This bulletin contains information about the proper removal of the windshield wiper blade protective cover on all models. If the protective cover is not removed correctly, there is a possibility of the rubber insert and rail spring becoming |
| Vehicles covered in this TSB: |
2000 Hyundai Accent,
2001 Hyundai Accent,
2002 Hyundai Accent,
2003 Hyundai Accent,
2004 Hyundai Accent,
2005 Hyundai Accent,
2006 Hyundai Accent,
2007 Hyundai Accent,
2008 Hyundai Accent,
2009 Hyundai Accent,
2010 Hyundai Accent,
2011 Hyundai Accent,
2012 Hyundai Accent,
2013 Hyundai Accent,
2014 Hyundai Accent,
|
| Bulletin Date: | Oct. 13, 2023 |
| Component: | Engine and engine cooling. |
| Bulletin Summary: | This bulletin provides important checkpoint guidelines when performing engine oil and filter change services. |
| Vehicles covered in this TSB: |
1999 Hyundai Accent,
2000 Hyundai Accent,
2001 Hyundai Accent,
2002 Hyundai Accent,
2003 Hyundai Accent,
2004 Hyundai Accent,
2005 Hyundai Accent,
2006 Hyundai Accent,
2007 Hyundai Accent,
2008 Hyundai Accent,
2009 Hyundai Accent,
2010 Hyundai Accent,
2011 Hyundai Accent,
2012 Hyundai Accent,
2013 Hyundai Accent,
|
| Bulletin Date: | Nov. 10, 2022 |
| Component: | Diesel storage tank assembly. |
| Bulletin Summary: | In certain 2019-2021my nexo (fe) vehicles the hydrogen stack pressure sensors may have deformation of the thin plate part due to insufficient oil filling during the manufacturing process, resulting in excessive deviation of the sensor outpu |
| Vehicles covered in this TSB: |
2019 Hyundai Nexo Fuel Cell,
2020 Hyundai Nexo Fuel Cell,
2021 Hyundai Nexo Fuel Cell.
|
| Bulletin Date: | Nov. 10, 2022 |
| Component: | Electrical system: instrument cluster/panel. |
| Bulletin Summary: | In certain 2019-2021my nexo (fe) vehicles the hydrogen stack pressure sensors may have deformation of the thin plate part due to insufficient oil filling during the manufacturing process, resulting in excessive deviation of the sensor outpu |
| Vehicles covered in this TSB: |
2019 Hyundai Nexo Fuel Cell,
2020 Hyundai Nexo Fuel Cell,
2021 Hyundai Nexo Fuel Cell.
|
| Bulletin Date: | Nov. 10, 2022 |
| Component: | Fuel system, diesel:delivery:pressure sensor. |
| Bulletin Summary: | In certain 2019-2021my nexo (fe) vehicles the hydrogen stack pressure sensors may have deformation of the thin plate part due to insufficient oil filling during the manufacturing process, resulting in excessive deviation of the sensor outpu |
| Vehicles covered in this TSB: |
2019 Hyundai Nexo Fuel Cell,
2020 Hyundai Nexo Fuel Cell,
2021 Hyundai Nexo Fuel Cell.
|
| Bulletin Date: | Dec. 23, 2021 |
| Component: | Electrical system:propulsion system:fuel cell. |
| Bulletin Summary: | This bulletin describes the procedure to update the software of the fuel cell control unit (fcu). The fcu update applies anti-surge logic during air purge and increases hydrogen pressure. |
| Vehicles covered in this TSB: |
2019 Hyundai Nexo Fuel Cell,
2020 Hyundai Nexo Fuel Cell,
2021 Hyundai Nexo Fuel Cell.
|
| Bulletin Date: | Dec. 23, 2021 |
| Component: | Electrical system:software. |
| Bulletin Summary: | This bulletin describes the procedure to update the software of the blower power control unit (bpcu). The bpcu update optimizes control logic to reduce power consumption of the air compressor. |
| Vehicles covered in this TSB: |
2019 Hyundai Nexo Fuel Cell,
2020 Hyundai Nexo Fuel Cell,
2021 Hyundai Nexo Fuel Cell.
|
| Bulletin Date: | Dec. 16, 2021 |
| Component: | Electrical system:propulsion system:fuel cell. |
| Bulletin Summary: | This bulletin describes the procedure to update the software of the hydrogen storage management unit (hmu). The hmu update optimizes diagnostic logic related to detection of leaks in the hydrogen system prior to putting the vehicle in read |
| Vehicles covered in this TSB: |
2019 Hyundai Nexo Fuel Cell,
2020 Hyundai Nexo Fuel Cell,
2021 Hyundai Nexo Fuel Cell.
|
| Bulletin Date: | Dec. 16, 2021 |
| Component: | Engine and engine cooling. |
| Bulletin Summary: | This bulletin describes the procedure to update the software of the hydrogen storage management unit (hmu). The hmu update optimizes diagnostic logic related to detection of leaks in the hydrogen system prior to putting the vehicle in read |
| Vehicles covered in this TSB: |
2019 Hyundai Nexo Fuel Cell,
2020 Hyundai Nexo Fuel Cell,
2021 Hyundai Nexo Fuel Cell.
|
Also see
Hyundai vehicle common problems.