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.
Select "DATA MONITOR" mode with CONSULT-II.
Start engine and let it idle for at least 5 seconds.
If 1st trip DTC is detected, go to "DIAGNOSTIC PROCEDURE "

Fig 1: DTC Confirmation Procedure With CONSULT-II (P0550)
Courtesy of NISSAN MOTOR CO., U.S.A.