Nissan Sentra 2019 — technical service bulletin
Bulletin NTB20-086 · NHTSA communication 10185442 · issued Dec 1, 2020
Technical service bulletin
communication type
Equipment
component
2019
model years
3
vehicle entries
Official summary
PERMANENT DTC SET IN TCM AND WILL NOT ERASE IF YOU CONFIRM One or more of the following DTCs are stored in the permanent DTC screen (Figure 1): P1890, P2768, P17F3, P17F4, P188F And The DTCs will not erase when following the ESM procedure. NOTE: ï · If DTCs other than those listed above are stored, this bulletin does not apply. ACTION Replace the TCM.
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.