Refrigerant Pressure Sensor

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.

EC-RP/SEN-01:

EC-RP/SEN-01 - Connector View:

Wiring Diagram

ECM TERMINALS AND REFERENCE VALUE MEASURED BETWEEN EACH TERMINAL AND 48.:

Step 1:

Step 2:

Step 3:

Step 4:

Step 5:

Step 6:

Step 7:

Step 8:

Step 9:

Diagnostic Procedure