Nissan Altima 2019–2022 — technical service bulletin
Bulletin NTB22-073 · NHTSA communication 10218973 · issued Aug 17, 2022
Technical service bulletin
communication type
Back Over Prevention
component
2019–2022
model years
4
vehicle entries
Official summary
REAR AUTOMATIC BRAKING WARNING LIGHT ILLUMINATED AND/OR DTC C1B56-04 OR C1B56-97 STORED IN THE ICC/ADAS2 CONTROL MODULE SERVICE INFORMATION If the customer states the rear automatic braking (RAB) warning light was illuminated and â Malfunction See Ownerâ s Manualâ appears in the message center (Figure 1), AND / OR DTC C1B56-04 and/or C1B56-97 are stored in the ICC/ADAS2 Control Module. Refer to the information on page 2 to determine next steps.
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.