Power Steering Pressure Sensor

WARNING: This page is about a different car, the 2005 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

Reconnect all harness connectors disconnected.
Start engine and let it idle.

Check voltage between ECM terminal 12 and ground under the following conditions.

ECM TERMINAL 12 AND GROUND VOLTAGE CONDITION CHECK

Condition	Voltage
Steering wheel: Being turned.	0.5 - 4.5V
Steering wheel: Not being turned.	0.4 - 0.8V

Fig 1: Checking Voltage Between ECM Terminal 12 And Ground

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