Kia Cee'd: Troubleshooting / A/C Pressure Transducer Description and operation

The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed. Engine ECU stops the operation of the compressor when the temperature of refrigerant line is very high or very low irregularly to optimize air conditioning system.

Receiver-Drier Repair procedures

Replacement 1. Remove the condenser. 2. Remove the cap (B) on the bottom of the condenser with a L wrench (A). ...

A/C Pressure Transducer Repair procedures

Inspection 1. Measure the pressure of high pressure line by measuring voltage output between terminal “1” and “2”. 2. ...

Other information:

Kia Cee'd JD Service Manual: Repair procedures
Dual Clutch Transmission(DCT) Learning 1. Learning overview and purpose – Checks gear shift precision and normal clutch operation in the finished car to ensure accurate Dual Clutch Transmission (DCT) control by th ...

Kia Cee'd JD Owners Manual: Checking the amount of air conditioner refrigerant and compressor lubricant
When the amount of refrigerant is low, the performance of the air conditioning is reduced. Overfilling also has a bad influence on the air conditioning system. Therefore, if abnormal operation is found, we recommend that the system be inspected by an authorized Kia dealer. WARNING - Vehi ...