1. Check Close Switch Signal

1. Turn ignition switch OFF.
2. Check the signal between back door closure control unit connector and ground with oscilloscope.

Fig 1: Reading Signal Back Door Closure Control Unit Connector D106 Terminal 8 To Ground With Oscilloscope

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

Fig 2: Testing Conditions For Back Door Closure Control Unit Connector D106 Terminal 8

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

OK or NG

OK : Close switch is OK.

NG : GO TO 2.