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Home >> Infiniti >> 2005 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> Refrigerant Pressure Sensor >> Component Description
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Component Description

The refrigerant pressure sensor is installed at the liquid tank of the air conditioner system. The sensor uses an electrostatic volume pressure transducer to convert refrigerant pressure to voltage. The voltage signal is sent to ECM, and ECM controls cooling fan system.

Fig 1: Identifying Refrigerant Pressure Sensor
G02389430Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: Identifying Refrigerant Pressure Sensor Sectional View And Its Characteristic Graph
G02389431Courtesy of NISSAN MOTOR CO., U.S.A.