Honda Accord Hybrid 2023 — technical service bulletin
Bulletin A23-061 · NHTSA communication 10240733 · issued Aug 2, 2023
Technical service bulletin
communication type
Electrical System
component
2023
model years
1
vehicle entries
Official summary
Service Bulletin - The telematics control unit has a parasitic draw that causes a dead 12 volt battery due to the telematics control unit failing to properly complete the provisioning process. This causes the unit to stay active, and drain the 12 volt battery.
Vehicles covered
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.