Component Description

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The refrigerant pressure sensor (1) is installed at the condenser 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

Courtesy of NISSAN NORTH AMERICA, INC.

Fig 2: Refrigerant Pressure Sensor Output Voltage Graph

Courtesy of NISSAN NORTH AMERICA, INC.