Kia Cee'd JD Service Manual: Compressor Repair procedures
Removal
1.
If the compressor is marginally operable, run the engine at idle speed,
and let the air conditioning work for a few minutes, then shut the engine
off.
2.
Disconnect the negative cable from the battery.
...
Kia Cee'd JD Service Manual: Repair procedures
Teaching Procedures
1.
Key Teaching Procedure
Key teaching must be done after replacing a defective PCM (ECM) or when
providing additional keys to the vehicle owner.
The procedure starts with an PCM (ECM) request for vehicle specific
data ...