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B20C8 on the 2021 Nissan Rogue

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.

Bulletins for this model year that name B20C8
NTB21-072A2023-06-19. Service bulletin. A/C INOPERATIVE WITH DTC B20C8-14 STORED IN THE IPDM E/R This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB21-0722021-09-10. Service bulletin. AC INOPERATIVE WITH DTC B20C8-14 STORED IN THE IPDM E/R IF YOU CONFIRM The AC compressor is not engaging when the AC is in the ON position, as indicated by the yellow illumination on the AC button, AND DTC B20C8-14 ECV (ELECTRICAL CONTROL VALVE) is stored in the IPDM E/R. ACTION Update the IPDM E/R to the latest software version.
NTB21-0342021-05-08. Service bulletin. 2019-2021 ALTIMA AND 2021 ROGUE; AC INOPERATIVE WITH DTC B20C8-14 STORED IF YOU CONFIRM The AC compressor is not engaging when the AC is in the ON position as indicated by the yellow illumination on the AC button, And DTC B20C8-14 ECV (ELECTRICAL CONTROL VALVE) is stored in the IPDM. SERVICE PROCEDURE 1. Clear the DTC, and follow the DTC CONFIRMATION PROCEDURE in the ESM. • If DTC B20C8-14 is past, AC compressor operation is inhibited until the DTC is cleared. • If DTC B20C8-14 returns after being cleared (either Current or Past status), follow the ESM diagnosis procedure. • For models with Automatic Air Conditioning, go to section: VENTILATION, HEATER & AIR CONDITIONER > HEATER & AIR CONDITIONING CONTROL SYSTEM > AUTOMATIC AIR CONDITIONING > DTC/CIRCUIT DIAGNOSIS > B20C8-14 ECV (ELECTRICAL CONTROL VALVE). • For models with Manual Air Conditioning, go to section: VENTILATION, HEATER & AIR CONDITIONER > HEATER & AIR CONDITIONING CONTROL SYSTEM > MANUAL AIR CONDITIONING > DTC/CIRCUIT DIAGNOSIS > B20C8-14 ECV (ELECTRICAL CONTROL VALVE).

3 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.