Nissan Sentra 2020–2021 — technical service bulletin
Bulletin NTB21-115 · NHTSA communication 10206386 · issued Dec 17, 2021
Technical service bulletin
communication type
Service Brakes, Electric
component
2020–2021
model years
2
vehicle entries
Official summary
FALSE ACTIVATION OF AEB OR FCW IF YOU CONFIRM The customer states they have experienced false activation and/or unexpected braking of the Automatic Emergency Braking (AEB) or Forward Collision Warning (FCW) system, AND There are no related DTCs stored. ACTION 1. Confirm the current ICC/ADAS 2 part number. 2. Reprogram the ICC/ADAS 2, if applicable.
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.