With CONSULT-II

WARNING: This page is about a different car, the 2004 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

Turn ignition switch ON and wait at least 1 second.
Select "DATA MONITOR" mode with CONSULT-II.
Shift selector lever to D position and wait at least 3 seconds.
Shift selector lever to P or N position.
Start engine and let it idle for 3 seconds.
If DTC is detected, go to "DIAGNOSTIC PROCEDURE ".

Fig 1: DTC Confirmation Procedure With CONSULT-II (Malfunction C) (P1121)
Courtesy of NISSAN MOTOR CO., U.S.A.