TSB NTB21-106B — Nissan Service bulletin

NTB21-106B is a service bulletin on file with NHTSA for 10 Nissan models, 2014–2024 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. DTC C1A17-49 OR C2580-49 STORED IN LASER/RADAR This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

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

1Document filed
10Vehicles named
11Model years

Vehicles and model years NTB21-106B names

VehicleModel years
Nissan Altima 2019, 2020, 2021, 2024
Nissan Armada 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
Nissan Frontier 2022, 2023, 2024
Nissan Leaf 2018, 2019, 2020, 2021, 2022, 2023, 2024
Nissan Maxima 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
Nissan Murano 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
Nissan Rogue 2014, 2015, 2016, 2017, 2018, 2019, 2020
Nissan Sentra 2020, 2021, 2023, 2024
Nissan Titan 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
Nissan Versa 2020, 2021, 2022, 2023, 2024

Every document filed under NTB21-106B

Document IDFiledType
NTB21-106B May 11, 2024 Service bulletin

What NTB21-106B 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 NTB21-106B?

NTB21-106B is a service bulletin filed with NHTSA by Nissan, covering 10 Nissan models across the 2014–2024 model years. NHTSA's summary reads: DTC C1A17-49 OR C2580-49 STORED IN LASER/RADAR This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

Which vehicles does NTB21-106B cover?

NHTSA's file names Nissan Altima (2019–2021, 2024); Nissan Armada (2017–2024); Nissan Frontier (2022–2024); Nissan Leaf (2018–2024); Nissan Maxima (2016–2023); Nissan Murano (2015–2024); Nissan Rogue (2014–2020); Nissan Sentra (2020–2021, 2023–2024); Nissan Titan (2017–2024); Nissan Versa (2020–2024). 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 NTB21-106B a recall, and is the repair free?

No. NTB21-106B 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 NTB21-106B?

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 NTB21-106B, 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 NTB21-106B. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.