TSB NTB17-127C — Nissan Service bulletin

NTB17-127C is a service bulletin on file with NHTSA for 6 Nissan models, 2017–2024 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. INTELLIGENT KEY INITIALIZATION PROCEDURE STOPS OR WILL NOT CONTINUE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
6Vehicles named
8Model years

Vehicles and model years NTB17-127C names

VehicleModel years
Nissan Altima 2017, 2018
Nissan Frontier 2020, 2021, 2022, 2023, 2024
Nissan Maxima 2017, 2018, 2019, 2020, 2021, 2022, 2023
Nissan Murano 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
Nissan Pathfinder 2017, 2018, 2019, 2020
Nissan Titan 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024

Every document filed under NTB17-127C

Document IDFiledType
NTB17-127C May 21, 2024 Service bulletin

What NTB17-127C covers

Electrical — the component vocabulary NHTSA files this communication under.

← All Nissan Altima TSB years TSB lookup by model

Questions buyers ask

What is TSB NTB17-127C?

NTB17-127C is a service bulletin filed with NHTSA by Nissan, covering 6 Nissan models across the 2017–2024 model years. NHTSA's summary reads: INTELLIGENT KEY INITIALIZATION PROCEDURE STOPS OR WILL NOT CONTINUE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.

Which vehicles does NTB17-127C cover?

NHTSA's file names Nissan Altima (2017–2018); Nissan Frontier (2020–2024); Nissan Maxima (2017–2023); Nissan Murano (2017–2024); Nissan Pathfinder (2017–2020); Nissan Titan (2017–2024). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB NTB17-127C a recall, and is the repair free?

No. NTB17-127C is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of NTB17-127C?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under NTB17-127C, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under NTB17-127C. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.