B2070 on the 2020 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.
| NTB20-034a | 2021-03-06. Service bulletin. 2020 SENTRA; DURING PDI DTC B2070-68 FOR KEY REGISTRATION WILL NOT ERASE This bulletin has been amended. See AMENDMENT HISTORY, below. Please discard previous versions of this bulletin. |
|---|---|
| NTB20-034 | 2020-06-10. Service bulletin. 2020 SENTRA; DURING PDI DTC B2070-68 FOR KEY REGISTRATION WILL NOT ERASE SERVICE INFORMATION While performing a PDI, if DTC B2070-68 is stored in the Hands-Free control module (Intelligent Key control unit) and will not erase using CONSULT-III plus, no action is necessary. B2070-68 will not affect the vehicle operation and will go to PAST after a number of ignition cycles. NOTE: Do not replace the Intelligent Keys or control units for B2070-68. |
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.