Honda Accord 2020–2021 — technical service bulletin
Bulletin A21100B · NHTSA communication 10206988 · issued Jan 29, 2022
Technical service bulletin
communication type
Air Bags
component
2020–2021
model years
25
vehicle entries
Official summary
ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. If you can duplicate the DTC, the troubleshooting will take you through the step-by-step process in isolating the faulty component. In most situations, the SRS Unit should be last on the list of components to replace. Here is a quick tip for troubleshooting a faulty seat weight sensor.
Vehicles covered
- 2020 Honda Accord
- 2021 Honda Accord
- 2020 Honda Civic
- 2021 Honda Civic
- 2021 Honda Clarity
- 2020 Honda Clarity Electric
- 2020 Honda Clarity Fuel Cell
- 2021 Honda Clarity Fuel Cell
- 2020 Honda Clarity Plug-In Hybrid
- 2021 Honda Clarity Plug-In Hybrid
- 2020 Honda CR-V
- 2021 Honda CR-V
- 2020 Honda Fit
- 2020 Honda HR-V
- 2021 Honda HR-V
- 2020 Honda Insight
- 2021 Honda Insight
- 2020 Honda Odyssey
- 2021 Honda Odyssey
- 2020 Honda Passport
- 2021 Honda Passport
- 2020 Honda Pilot
- 2021 Honda Pilot
- 2020 Honda Ridgeline
- 2021 Honda Ridgeline
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.