P161D on the 2021 Nissan Sentra
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| NTB22-094 | 2022-11-07. Service bulletin. DTC P161D STORED IN BCM IF YOU CONFIRM DTC P161D (Immobilizer) is stored in the BCM,. • If a DTC other than P161D is present, diagnose and resolve first before applying this bulletin. AND The current ECU PART NUMBER in the BCM is either 284B3-3613R or 284B3-6580R. ACTION Reprogram the BCM with the SERVICE PROCEDURE in this bulletin. |
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| NTB20-084 | 2020-12-09. Service bulletin. INTELLIGENT KEY UNIT DTC P161D STORED IN THE ECM SERVICE INFORMATION DTC P161D (IMMOBILIZER) will not cause: • The MIL to turn ON. • The Remote Engine Start to become inoperative. • The “No Key Detected” message to appear. • An impact to any of the vehicle’s functions or performance. If other DTCs are stored with P161D, perform the diagnosis and repair procedures, outlined in the ESM, for the other DTCs first. • After the other DTCs have been resolved and P161D does not clear, proceed with the diagnosis and repair, outlined in the ESM, for DTC P161D. |
2 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.