Service bulletins for the 2020 Nissan Sentra
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
115 on file from NHTSA, as of 2026-10-19.
About B2070 on the 2020 Nissan Sentra: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: B2070 are shown. Show all
| NTB20-034a | 2021-03-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. 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. |
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| NTB20-034 | 2020-06-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 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. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.