With Consult-II

Turn ignition switch ON. (Do not start engine.)
Select "ECU INPUT SIGNALS" in "DATA MONITOR" mode for "A/T" with CONSULT-II.

Fig 1: Consult-II SELECT SYSTEM Display Screen
Courtesy of NISSAN MOTOR CO., U.S.A.
Touch "START".
Start engine and let it idle for 1 second.
If DTC is detected, go to "DIAGNOSTIC PROCEDURE ".