Here are some important points if you decide to pull a trailer:

M/T : Manual transaxle
A/T : Automatic transaxle
DCT : Dual clutch transmission
Maintenance when trailer towing
Weight of the trailerKia 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 ...
Kia Cee'd JD Service Manual: Evaporator Temperature Sensor Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the evaporator temperature sensor connector.
3.
Measure resistance between terminal “+” and “-” of the evaporator temperature
sensor. ...