Without CONSULT-II

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

Turn ignition switch OFF.
Check voltage between driver seat control unit connector and ground.

Fig 1: Voltage Chart

Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Checking Voltage

Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK >> Rear lifting switch circuit is OK.
NG >> GO TO 2.