Follow either of these procedures:
Kia Cee'd JD Service Manual: Thermostat Repair procedures
Removal
Disassembly of the thermostat would have an adverse effect, causing
a lowering of cooling efficiency.
1.
Drain engine coolant so that its level would be under the therm ...
Kia Cee'd JD Service Manual: Ambient Temperature Sensor Description and operation
Description
The ambient temperature sensor is located at the front of the condenser and
detects ambient air temperature. It is a negative type thermistor; resistance
will increase with lower temperature, and decrease with higher temperature.
The sensor output will be used ...