With GST

Check voltage between ECM terminal 102 (PNP switch signal) and ground under the following conditions.

TERMINALS VOLTAGE SPECIFICATION

Condition (Gear position)	Voltage V (Known good data)
P or N position	Approx. 0
Except the above position	BATTERY VOLTAGE (11 - 14V)

If NG, go to "DIAGNOSTIC PROCEDURE ".

Fig 1: Checking Voltage Between ECM Terminal 102 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.