Kia Niro: Air Conditioning System / A/C Pressure Transducer Description and operation

Description

A/C pressure transducer measures the pressure in high pressure line and converts it into voltage. Based on the converted voltage, engine ECU controls cooling fan by operating it at high or low speed. Engine ECU stops the operation of compressor when the temperature of refrigerant line is too high or low irregularly to optimize air conditioning system.

A/C Pressure Transducer Components and components location
Components Location 1. A/C Pressure Transducer ...

A/C Pressure Transducer Repair procedures
Inspection 1. Measure the pressure of high pressure line by measuring voltage output between terminals "1" and “2”. 2. C ...

Other information:

Kia Niro 2017 (DE HEV) Service Manual: Description and operation
Description The Hybrid Power Control Unit (HPCU) uses various semiconductors that are supplied with high voltage, hence generating more heat than engine combustion devices. Overheating can decrease the efficiency of control devices, restrict proper operation and melt semiconductor ...

Kia Niro 2017 (DE HEV) Service Manual: Trailing Arm Repair procedures
Removal 1. Disconnect the battery negative cable. 2. Remove the wheel and tire. Tightening torque: 107.9 - 127.5 N·m (11.0 - 13.0 kgf·m, 79.6 - 94.0 lb·ft) ...

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