Kia Rio: Maintenance / Power Train

Other information:

Kia Rio 2017-2023 YB Service Manual: A/C Pressure Transducer

Description and operation Description The A/C Pressure Transducer (APT) convert the pressure value of high pressure line into voltage value after measure it. By converted voltage value, engine ECU controls cooling fan by operating it high speed or low speed.

Kia Rio 2017-2023 YB Service Manual: Power Mosfet (FATC)

Repair procedures Inspection 1. Turn the ignition switch ON. 2. Manually operate the control switch and measure the voltage of blower motor. 3. Select the control switch to raise voltage until high speed.