Kia Optima: Intake Air Temperature Sensor (IATS). Description and OperationTo calculate precise air quantity, correction of the air temperature is needed because air density varies according to the temperature. So the ECM uses not only MAPS signal but also IATS signal. This sensor has a Negative Temperature Coefficient (NTC) Thermister and it's resistance changes in reverse proportion to the temperature.

Installation
Intake Air Temperature Sensor (IATS). SpecificationsMultimedia Jack. Description and Operation
Description
The multimedia jack on the console upper cover is for customers who like to listen
to external portable music players like the MP3, iPod and etc., through the vehicle's
sound syst ...
To defrost outside windshield
1. Set the mode selection switch to the
position.
When you select position, the system
automatically turns on the outside (fresh) air mode.
2. Set the temperature control knob to the extreme ...
Body Control Module (BCM). Specifications
Specifications
Items
Specifications
Rated voltage
DC 12V
Operating voltage
DC 9 ~ 16V
Operating temper ...