WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2191
DIFFERENCE OF KEY
The ID verification results between BCM and mechanical key are NG. The registration is necessary.