With GST

WARNING: This page is about a different car, the 2011 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.

Turn ignition switch ON.

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

TERMINAL VOLTAGE REFERENCE CHART

Condition (Gear position)	Voltage V (Known-good data)
P or N position (A/T) Neutral position (M/T)	Approx. 0
Except above position	BATTERY VOLTAGE (11 - 14V)

Fig 1: Checking Voltage Between ECM Terminal 102 (PNP Switch Signal) And Ground

Courtesy of NISSAN NORTH AMERICA, INC.

If NG, go to "DIAGNOSIS PROCEDURE ".