Nissan Sentra 2021 — technical service bulletin
Bulletin PM981 2021 Sentr · NHTSA communication 10197186 · issued May 26, 2021
Technical service bulletin
communication type
Electrical System
component
2021
model years
1
vehicle entries
Official summary
Side Radar Sensor Voluntary Service Campaign Dealer Announcement: Nissan is conducting a Voluntary Service Campaign to replace both rear side radar sensors on 11,804 specific model year 2021 Sentra vehicles identified in Service Comm. Due to a supplier production error, incorrect boot software of the blind spot warning (BSW) sensor may cause a sensor malfunction and a warning message to display on the combination meter indicating the BSW feature is not functional. Affected vehicles are not subject to stop sale and are either currently in dealer inventory or assigned and in transit to the deale
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.