1. NATS Antenna Booster; 2. Steering column lock assembly.
Removal and adjustment
Removal
1. Remove the cover from the steering column. See the section above "Dashboard".
2. Remove the mounting screw (A) from the NATS antenna amplifier and remove the amplifier (1) from the steering column assembly (2).

Installation
Installation is carried out in the reverse order of removal.
(The source of the article is on the website: NissanBook)