Heated Oxygen Sensor

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

Refer to "EXHAUST MANIFOLD AND THREE WAY CATALYST ".

Fig 1: Checking Voltage When Revving Up To 4,000 RPM

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