Refrigerant Pressure Sensor

WARNING: This page is about a different car, the 2003 Nissan Altima. However, it is still accessible from the selected car via links, so may be relevant.

Make sure that higher A/C refrigerant pressure result in higher refrigerant pressure sensor output voltage.

Fig 1: Refrigerant Pressure Sensor Output Voltage Table

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

Fig 2: Locating Refrigerant Pressure Sensor Harness Connector

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

Refer to "ALTIMA 2.5L " for (QR2DE models) or "ALTIMA 3.5L " for (VQ35DE models).

Fig 3: Refrigerant Pressure Sensor Output Voltage Graph

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