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: Description and operation
Description Burglar Alarm State [B/A State]   B/A State Description DISARM 1) In "DISARM" state, no vehicle start inhibition. So, when door, hood, or Tailgate is opened, there ...

Kia Cee'd JD Service Manual: Components and components location
Component Location   1. Hood switch 2. Burglar horn 3. BCM and RF antenna 4. Key warning switch 5. Front door switch 6. Front door lock actuator & switch 7. Rear door lock actuator 8. Rear door switch 9. Tailgate open switch ...